Tires size comparison

Here are two tire size charts that list every tire by wheel size or by diameter to make your search as simple as possible. Each metric tire measurement shows both the metric tire size and the inch equivalent. To calculate a metric tire size into inches you multiply the first number by the second number devided by 100 which gives you the ...

Tires size comparison. Tire Size Comparison. Tire Size Chart. More Size Tools . Tires . By Vehicle By Size By Diameter By Brand By Type. Education . How to Read Tires Tire Tread Depth Tire Size Meaning FAQ. Search By. Tire Sizes. Enter a Tire Size [+] - or - 21" Tire Sizes. 13" Wheel Size 185/60R13 = 21.7x7.3R13 225/45R13 = 21x8 ...

circumference = diameter × π. The tire circumference is equal to the diameter times pi. Pi is equal to roughly 3.14. For example, let’s find the circumference of the same 245/40R18 tire using the 25.72″ diameter that we calculated above. circumference = 25.72″ × 3.14. circumference = 80.8″.

To get started, you'll need to know your vehicle's tire size. You can usually find this information in three places: The tire sidewall - Look for a series of numbers and letters on the tire sidewall that indicate the tire size. The format is typically something like this: P225/60R16. The door jamb - Open the driver's side door and look for a ...Similar to the Miata tire calculator and 1010 tire calculator. Works with motorcycle tires, car tires...all sizes & types. Send us your suggestions and ideas for the tire size calculator! Tire size calculator compares diameter, width, circumference and speedometer differences for any two tire sizes. Supports tire sizes in metric and inches.Save $100 Instantly on a set of 4 Bridgestone Tires $900.00 and above ($70 off set of 4 Tires + additional member savings) or Save $60 Instantly on a set of 4 Bridgestone tires $899.99 and below*. Valid 02.26.24 - 04.09.24. *See Tire Center for details. Bridgestone. Solutions for your journey. Installation is now Included.Tire Size Calculator. Compare and calculate values such as circumference, speedometer difference, changes relevant to the ride height or the effect of wheel spacers and learn which tires or wheels fit best for your car. You also get a useful graphical presentation - Tire size comparison at its best. DE | EN. Tire comparison. and/or.Jeep Gladiator tires come in various sizes, including 285/70R17, 245/75R17, 255/75R17 and 255/70R18. Their specific tire size will depend on the vehicle’s year model and trim level. Porsche Ram Rivian Rolls Royce Saab Saleen Saturn Scion Smart Subaru Suzuki Tesla Triumph Toyota Volkswagen Volvo. Browse tires from the top tire brands in the market. Find the best tires by brand for your application today. Then compare prices on tires. Just click on the sizes from the list and follow the links to each tire to compare tire prices and specs. This tire size converter will come in handy more than this one time. Also check out our tire size calculator and tire size comparison pages for a more detailed tire conversion. Getting new tires and changing wheel size but want to run the ...

Enter the sizes of two tires to calculate the diameter, circumference, sidewall, width, and revolutions per mile of each for a side-by-side comparison. Plus, see the amount of speedometer error for the new tire.This tire size comparison calculator chart will compare the differences between the tires sidewall, diameter, width, circumference & revs/mile. Skip to content. Menu. Menu. Tire Size Calculator; Tire Size Chart; Tire Size Comparison; Tire Size By Rim Height. 13-Inch Rims; 14-Inch Rims; 15-Inch Rims; 16-Inch Rims; 17-Inch Rims;Tire Size Comparison. Tire Size Chart. More Size Tools . Tires . By Vehicle By Size By Diameter By Brand By Type. Education . How to Read Tires Tire Tread Depth Tire Size Meaning FAQ. Search By. 2014 Toyota Prius Tire Sizes / tires / Toyota / Prius / 2014 Select Your Vehicle. 2014 Toyota Prius Five. 215/45R17. 2014 Toyota Prius Five v.The overall diameter variance of the new tire is 0 millimeters 0.00 inches, which is 0.00% different than the original. You should never go beyond 3% of the ...Tractor tire size conversion chart for Standard, Radial and Metric. We have included a basic tire conversion chart below. To convert from metric to imperial (millimeters to inches), you can divide the number by 25.4 to get the inches equivalent. To convert from imperial to metric, multiple by 25.4 to get the millimeter equivalent.Apr 3, 2021 ... How To Choose The Right Tire Size | Tire Sizing Guide ... The differences between tyre widths tested and explained. ... New Tires vs Worn Tires - ...Example 265/70R17. 265=Tire Width 70= Aspect Ratio 17=Rim Diameter. Enter Original Size Tire. Enter Alternate Size Tire. Tire Width in (mm) Tire Width in (mm) Aspect Ratio. Aspect Ratio.

Easily find and compare tire sizes with our convenient Tire Size Calculator. Get accurate tire dimensions and perform quick tireCompare Tire Sizes and Find the Right Fit for Your Vehicle. Are you looking for new tires for your vehicle? Choosing the right tire size is important for your vehicle's performance, fuel efficiency, and safety. With our tire size comparison tool, you can easily compare two different tire sizes and find the best fit for your vehicle. ...It is an alphanumeric tire code, made up of a sequence of letters and numbers, and each number and letter on a tire is significant and relates to the tire’s size, kind, design, or special features. This section will show you how to read the information on tires. Here is an example of a metric tire size: P205/65R16.Tyre Comparison ; Diameter ; Width ; Sidwall ; Circum.Sep 28, 2020 ... For what it's worth, here's mine on 32” tires 255/70/18 and while I dig the look, the acceleration hit with these are definitely noticeable. The ...

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Lawn tractor tire sizes can seem a tad cryptic, but they follow a general pattern. For instance, a size reading ’15×6.00-6′ can be broken down as: 15: This is the tire’s diameter in inches. 6.00: This indicates the tire’s width in inches. 6: This denotes the rim size in inches the tire is designed to fit. To give you a hand with this, we’ve prepared these tire size calculators and tire size comparison calculators, which are sure to come in handy for you when you’re upgrading your wheels and tires. You’ve probably noticed different letters and numbers on your tires’ sidewalls, such as 215/35R17 or 23x8.5R17. You might be aware of what ... Tire Size Comparison. Tire Size Chart. More Size Tools . Tires . By Vehicle By Size By Diameter By Brand By Type. Education . How to Read Tires Tire Tread Depth Tire Size Meaning FAQ. Search By. 295/70R18 Tires. 295/70R18 tires have a diameter of 34.3", a section width of 11.6", and a wheel diameter of 18". The circumference is 107.6" and they ...Jan 21, 2023 · A tire size comparison tool allows you to input information about your vehicle’s current tires and the alternative size you are considering to determine the appropriate size for upsizing or downsizing. With this tool, you can easily compare tire dimensions and visualize the differences between different tires. Our tire comparison feature ... Tire Size Comparison. Tire Size Chart. More Size Tools . Tires . By Vehicle By Size By Diameter By Brand By Type. Education . How to Read Tires Tire Tread Depth Tire Size Meaning FAQ. Search By. 295/65R20 Tires. 295/65R20 tires have a diameter of 35.1", a section width of 11.6", and a wheel diameter of 20". The circumference is 110.2" and they ...

Tire Size Comparison. Tire Size Chart. More Size Tools . Tires . By Vehicle By Size By Diameter By Brand By Type. Education . How to Read Tires Tire Tread Depth Tire Size Meaning FAQ. Search By. 215/55R17 Tires. 215/55R17 tires have a diameter of 26.3", a section width of 8.5", and a wheel diameter of 17". The circumference is 82.6" and they ...Here are common tractor tire size conversions: These conversions help you understand the same tire size in different measurement systems. Tractor Tire Conversion Calculator Tractor Tire Conversion Calculator Enter Tire Size (Inches): Convert Inch Size (e.g., 16.9-28) Metric Size (e.g., 420/85R28) Flotation Size (e.g., 18.4-28) 11.2-24 …You Can check our tire size chart, tire size calculator tool or Tire Size Comparison Tool to find your size. Jeep Wrangler Tire Size By Year Model 2023 Jeep Wrangler Tire Size. Options: Tire Sizes (mm) Tire Sizes (Inches) Tire Diameter (Inches) Rim Size (Inches) Freedom. Sport. Sport S. 245/75R17: 31.5X9.6R17: 31.5: 17: Rubicon. …Online tire size comparison calculator – choose the right tires for your car. Our tire size calculator will help you estimate the difference of external dimensions of the wheels, height clearance, revolutions per mile and …Jan 29, 2022 ... Oops! We ran into some problems. Please try again later. More error details may be in the browser console. 1010tires.com Tire Size calculator use our tire calculator to compare tire sizes based on tire diameter, radius, sidewall height, circumference, revs per mile and speedometer difference. 1-877-877-1010 TOLL FREE: Because we know that the tire size shown in this example has a section width of 8.86 inches and the aspect ratio is 45%, the sidewall height for this tire is ...Tire Size Comparison. Tire Size Chart. More Size Tools . Tires . By Vehicle By Size By Diameter By Brand By Type. Education . How to Read Tires Tire Tread Depth Tire Size Meaning FAQ. Search By. L78R15 Tires. L78R15 tires have a diameter of 40", a section width of 14.50", and a wheel diameter of 24". The circumference is 125.6" and the ...

Jan 29, 2022 ... Oops! We ran into some problems. Please try again later. More error details may be in the browser console.

GOLF CART TIRE SIZE DESIGNATION USING ASPECT RATIO. 205/50-10. 205= APPROXIMATE CROSS SECTION WIDTH IN MILLIMETERS. 50= ASPECT RATIO (HEIGHT TO WIDTH). 10 = RIM ...The recommended rim width range for a tire size of 275 is between 8 to 10 inches. The 245 tire size is slightly smaller than the 275 tire size by 30 millimeters. The 275 tire size is larger than the 235 tire size by 30 millimeters. As both 245 and 275 tire sizes have a similar rim width range, 245 tires can serve as a viable replacement for 275 ...Tire Size Comparison. Tire Size Chart. More Size Tools . Tires . By Vehicle By Size By Diameter By Brand By Type. Education . How to Read Tires Tire Tread Depth Tire Size Meaning FAQ. Search By. Tire Sizes. Enter a Tire Size [+] - or - 21" Tire Sizes. 13" Wheel Size 185/60R13 = 21.7x7.3R13 225/45R13 = 21x8 ...Sidewall Height. After that you can compare the sidewall height 265/65R18 tires is 6.8 inches and the sidewall height 275/65R18 tires is 7.0 inches. Wheel Size. Lastly, You need to check that the Rim size of 265/65R18 tires is 18.0 inches and the Rim size of 275/65R18 tires is also 18.0 inches. Construction Type.How to Figure Out Tire Size. Our tire size calculator converts metric measurements to inches so you can easily compare the diameter, width, sidewall, circumference and revolutions per mile. It will also tell you the difference in tire speed between your comparison tires. As a general rule, you want replacement tires that are within 3 …To give you a hand with this, we’ve prepared these tire size calculators and tire size comparison calculators, which are sure to come in handy for you when you’re upgrading your wheels and tires. You’ve probably noticed different letters and numbers on your tires’ sidewalls, such as 215/35R17 or 23x8.5R17. You might be aware of what ...Compare and visualize any two tire sizes side by side with this tool. Find the diameter, width, sidewall, circumference and revolutions per mile of your tires, and see the speedometer error and available alternate sizes.This tool combines features of a tire size calculator with an easy way to compare speedometer differences for tire sizes. Just enter the original tire size you see on the sidewall and compare it to the desired tire size …Bolt Pattern Chart. Speedometer Calibration. Tire Size Chart. Tire Deals. How to Read Tire Size. Tire Pressure Calculator. Tire Height Calculator. Tire Size Calculator. A tire size …

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The series will look like this: 225/45R18 95H. The first value refers to the width of your tire in millimeters. The following number is the aspect ratio shown as a width percentage. In this case, the 45R means that the aspect ratio is 45 percent of 225 millimeters. The next value is given for the tire's diameter in inches.This table provides a clear, concise overview of the differences between two tire sizes, allowing for quick comparison. Tire Size 235 Tire Size 255; Narrower 9.25 inch tread width: Wider 10.04 inch tread width: Provides slightly … Put your current tire size (width, aspect ratio, and diameter) into the first form, then your desired size into the second form and you will get the difference between the new and tire size. Also, determine the speedometer reading difference and the actual speed with a new set of tires. You can use both metric and flotation sizes for your vehicle. See full list on calculator.net Each of our tire lines is made in a selection of sizes to fit appropriate vehicles. Sometimes a tire line will have several versions of the same tire size but with different technical specifications such as speed ratings (ex: S, T, H, V, W, Y, etc.), load index (ex : 91, 94, XL, etc.), or OE markings (designating that a version was specifically designed for a vehicle …The tire size comparison application is a user-friendly tool that allows you to quickly and easily compare the sizes of different tires. Overall, the tire size comparison application is a useful tool for anyone looking to make informed decisions when selecting tires for their vehicle. Compare Tire. - Diameter. - Width.Whether you want to upsize, downsize or stick with your OE size, we’ll address all your tire size concerns. SHOP TIRES TIRE SIZE CONVERSION FOR TRUCKS. For the sake of convenience, let’s say you’re looking at truck tires for your Ford F-150 — one of the most popular vehicles in the country. (Keep in mind, this example can work for any ...2022 Toyota Tundra tire sizes. Find tire sizes for each 2022 Toyota Tundra option. ... Tire Deals/Promos Readers Rides Contact. Tire Size Calculator. Tire Size Comparison. Tire Size Chart. More Size Tools . Tires . By Vehicle By Size By Diameter By Brand By Type. Education . How to Read Tires Tire Tread Depth Tire Size Meaning FAQ. Search By ... Tire Size Comparison Calculator. Our tire size comparison calculator will help you in getting the difference between two different tire sizes in width, height, diameter, circum and revs/mile. You can also check out our tire size calculator, gear ratio calculator, tire height calculator and wheel offset calculator. circumference = diameter × π. The tire circumference is equal to the diameter times pi. Pi is equal to roughly 3.14. For example, let’s find the circumference of the same 245/40R18 tire using the 25.72″ diameter that we calculated above. circumference = 25.72″ × 3.14. circumference = 80.8″.Jan 21, 2023 · A tire size comparison tool allows you to input information about your vehicle’s current tires and the alternative size you are considering to determine the appropriate size for upsizing or downsizing. With this tool, you can easily compare tire dimensions and visualize the differences between different tires. Our tire comparison feature ... ….

Looking for plus zero tire sizes that provide specific benefits? Check out our lists below to see what tire sizes provide certain benefits! NARROWER AND TALLER TRUCK TIRE SIZES FOR BETTER FUEL EFFICIENCY. 235/80 R17. 225/75 R17. WIDER AND TALLER TRUCK TIRE SIZES FOR BETTER OFF-ROADING AND PERFORMANCE CAPABILITY. 245/75 R17. 255/65 R17. 255/70 ... Goodyear has a large tire catalog complete with all-season tires , winter tires , sport performance tires, and more. Find your tire size within the chart below to see a selection …High-Flotation Tires. High-flotation tires will indicate the size on the sidewall in the following order: Overall Diameter (35 in this example) Section Width (12.5 or 12.50 in this example) Rim Diameter (17 in this example) Use Goodyear com's Tire Size Chart to find your tire size to help you find the right tire for your vehicle.Jan 14, 2022 ... size tires you can fit on your wheels, you need to understand how tires ... oh so convenient tire size comparison calculator that I will link ...Find a store. Browse Catalog. Tire Calculator. Tire Conversion Chart. Quick Reference. 10″ Wheel. 18″ Outside Diameter. 21″ Outside Diameter. 22″ Outside Diameter. 12″ Wheel. …Discounttire.com has a useful tire-size conversion calculator that enables you to compare the diameter (listed as “tire height”), width, and sidewall height of different tires that might work ...Tire Size Comparison. Tire Size Chart. More Size Tools . Tires . By Vehicle By Size By Diameter By Brand By Type. Education . How to Read Tires Tire Tread Depth Tire Size Meaning FAQ. Search By. 235/55R18 Tires. 235/55R18 tires have a diameter of 28.2", a section width of 9.3", and a wheel diameter of 18". The circumference is 88.5" and they ...60. R 18. Inch Mill. KPH MPH. Odometer Reading. If you replace 320/60/18 with 235/60/18 for Odometer reading 1000 the actual distance traveled = 879 ~ ( -12.1 %) (If your Odometer is accurate for original tires) Edit and Copy Tire diagram above to compare or print. Speedo Difference between Wheels 12.1% How to use our tire size calculator? Tire size comparison calculator instantly shows the difference between the tires and displays it in the table. At the bottom of the table you can see the final recommendation. Depending on the difference of tires, it can be in green or in red. If the difference in diameters is bigger than 3%, the result will be in red. Welcome to our handy wheel and tire size calculator! Put your current tire size (width, aspect ratio, and diameter) into the first form, then your desired size into the second form and you will get the difference between the new and tire size. Also, determine the speedometer reading difference and the actual speed with a new set of tires. Tires size comparison, Find tire sizes for each Jeep Wrangler year and option. ... Tire Size Comparison. Tire Size Chart. More Size Tools . Tires . By Vehicle By Size By Diameter By Brand ... , Inch based identifications indicate the width in a decimal (26 × 1.75) or as a fraction (26 × 1 3⁄4), and although these size identifications can be mathematically equal, they also can refer to different size tires, which are not interchangeable. ( 28 × 1 1⁄2 is not the same size as 28 × 1.50) Size markings on the sidewall of a tire, Apr 25, 2021 · Tractor tire size conversion chart for Standard, Radial and Metric. We have included a basic tire conversion chart below. To convert from metric to imperial (millimeters to inches), you can divide the number by 25.4 to get the inches equivalent. To convert from imperial to metric, multiple by 25.4 to get the millimeter equivalent. , Just click on the sizes from the list and follow the links to each tire to compare tire prices and specs. This tire size converter will come in handy more than this one time. Also check out our tire size calculator and tire size comparison pages for a more detailed tire conversion. Getting new tires and changing wheel size but want to run the ..., Find tire sizes for each Jeep model, year, and option. Why Buy Tires Online? Tire Deals/Promos Readers Rides Contact. Tire Size Calculator. Tire Size Comparison. Tire Size Chart. More Size Tools . Tires . By Vehicle By Size By Diameter By Brand By Type. Education . How to Read Tires Tire Tread Depth Tire Size Meaning FAQ., Tire Size Comparison. Tire Size Chart. More Size Tools . Tires . By Vehicle By Size By Diameter By Brand By Type. Education . How to Read Tires Tire Tread Depth Tire Size Meaning FAQ. Search By. 215/65R15 Tires. 215/65R15 tires have a diameter of 26.0", a section width of 8.5", and a wheel diameter of 15". The circumference is 81.7" and they ..., 3 days ago · Our wheel size calculator is the most comprehensive tire comparison tool suitable for passenger cars, SUVs, and Vans. Key features: Comparison between two tire (tyres) sizes, either can be metric or imperial (US) List of possible tire equivalents and alternatives , Tire Size Calculator. When changing tires on a vehicle, you must compare the overall diameters of the tires to make sure that the ride gearing and height remain the same. …, When you look at the sidewall of a tire, you’ll see a long series of letters and numbers that look something like this: P 215/65 R15 95H. This is a tire size number. More common wheel diameters, in the range of 16” to 20”, have more tire selections for you to compare. Review your owner’s manual for manufacturer recommendations when you ..., Tire Size 275/70r17 vs 265/70r17. The main difference between a 275/70r17 and a 265/70r17 tire is the diameter. The 275/70r17 is 0.55 inches (14 mm) larger in diameter than the 265/70r17. This difference will result in a 1.7% increase in speedometer readings and a 1.7% decrease in revolutions per mile (km) for the 275/70R17 tire. Differ., Enter the sizes of two tires to calculate the diameter, circumference, sidewall, width, and revolutions per mile of each for a side-by-side comparison. Plus, see the amount of …, Are you in the market for new tires but find yourself confused by all the different measurements and sizes? Don’t worry, many people face the same dilemma. Luckily, tire size conve..., In the tire comparison table above, you can see a detailed calculation of the size difference between 205/75 R15 and 225/75 R15 tire. The calculation results are presented in the form of visual infographics, on which tire with size 205/75 R15 is on top, and tire with size 225/75 R15 below. Both in the table and in the graph, the tires are ..., Here are two tire size charts that list every tire by wheel size or by diameter to make your search as simple as possible. Each metric tire measurement shows both the metric tire size and the inch equivalent. To calculate a metric tire size into inches you multiply the first number by the second number devided by 100 which gives you the ..., Use Michelin's guide to buying winter tires if you're wondering if you need them, want them, or are even permitted to use them in your state. Find the perfect tires for your vehicle with Michelin's tire buying guide. Learn about tire types, sizes, and performance to make an informed decision., Tire Size Comparison. Tire Size Chart. More Size Tools . Tires . By Vehicle By Size By Diameter By Brand By Type. Education . How to Read Tires Tire Tread Depth Tire Size Meaning FAQ. Search By. 225/65R17 Tires. 225/65R17 tires have a diameter of 28.5", a section width of 8.9", and a wheel diameter of 17". The circumference is 89.5" and they ..., Standard bike tire sizes explained · 700C bike tires. 700C is the most common tire/wheel size for road bikes. · 29 inch bike tires. 29 inch is the largest ..., There are some specific steps you should take to prepare your tires before any sort of long-term storage. 1.When browsing tires that fit your vehicle, check the "Compare" checkbox to add that tire to your comparison list. 2.Once you've added some tires, click the "Compare" button at the bottom right of the page. 3.Easily compare tires on ..., Enter the sizes of two tires to calculate the diameter, circumference, sidewall, width, and revolutions per mile of each for a side-by-side comparison. Plus, see the amount of speedometer error for the new tire., For your existing Original Equipment (OE) tire or your current vehicle tire, simply input the size, and our calculator will furnish you with essential details, including Sidewall Height, Section Width, Overall Diameter, Circumference, and Estimated Revolutions Per Mile. If you're in the market for a side-by-side comparison of two distinct tire ..., You can even compare two different tires' measurements using our tire size comparison option. Tire Size Calculator Comparison. Input Tire Dimensions. This is the 3-digit number displayed after the intended use code (P, LT, ST, or T). For example: For P145/65R15, 215 would be the width in millimeters., Tire Sizes, Specs, Prices & more. Use our tire size tools to calculate specs, actual speed, gear ratios and much more to find the right tire for you. Browse tires by size, vehicle, brand or category and compare prices online all in one place. , Truck winter/snow tires are specifically designed for pickups and SUVs. As with car winter/snow tires, always use truck winter/snow tires in a set of four for optimum grip to go, stop, and corner ..., Tractor tire size conversion chart for Standard, Radial and Metric. We have included a basic tire conversion chart below. To convert from metric to imperial (millimeters to inches), you can divide the number by 25.4 to get the inches equivalent. To convert from imperial to metric, multiple by 25.4 to get the millimeter equivalent., Are you in the market for new tires but find yourself confused by all the different measurements and sizes? Don’t worry, many people face the same dilemma. Luckily, tire size conve..., The 285/70R17 tire is 1.1 inches, or 28mm, taller than a 265/70R17 tire. The 285/70R17 tire size stands at a height of 32.71 inches or 830.8mm, whereas the 265/70R17 tire size measures approximately 31.61 inches or 802.8mm in height. In comparison to the 265 tires, the 285 tires are taller by about 3.5% when using the same aspect ratio on a 17 ..., Race Tire Calculator. Tread Width, EXT Diameter, Rim Diameter. Sidewall, 2.8. MM, CM, Standard. Recalculate, Radius, 11.8. Diameter, 23.6., To calculate the diameter of a metric tire in inches: (#1 x #2 / 2540 x 2) + (#3) Example: 285/75R16 (285 X 75 / 2540 x 2) + 16 = 32.8 inches tall. Our tire calculator makes this happen for you. Just type in any tire size and click calculate. It also solves the problem of deciding what tire you would like to run if you have inch tire ..., Tire Size Comparison. Tire Size Chart. More Size Tools . Tires . By Vehicle By Size By Diameter By Brand By Type. Education . How to Read Tires Tire Tread Depth Tire Size Meaning FAQ. Search By. 225/55R18 Tires. 225/55R18 tires have a diameter of 27.7", a section width of 8.9", and a wheel diameter of 18". The circumference is 87.1" and they ..., Tire Sizes, Specs, Prices & more. Use our tire size tools to calculate specs, actual speed, gear ratios and much more to find the right tire for you. Browse tires by size, vehicle, brand or category and compare prices online all in one place. , Tire Sizes, Specs, Prices & more. Use our tire size tools to calculate specs, actual speed, gear ratios and much more to find the right tire for you. Browse tires by size, vehicle, brand or category and compare prices online all in one place. , TIRE-SIZE COMPARISON. THE VERDICT. There is an undeniable visual appeal to the largest tires that fit on the machine. For the Turbo S, the stock tire size was our favorite to drive with, but we felt the car was quicker on twisty trails with the 30s. For the Dynamix 4, we like the 30-inch tires. It has the benefits of rolling over obstacles ..., RV tire sizes are determined by the size of the rims, which are usually between 14.5 inches to 19.5 inches in diameter on the larger rigs. Half-inch measurements are typically foun...