225/50R18 tires are in stock here with 69 options spanning more than 20 brands, from premium touring names to budget-friendly all-season choices. Every order ships free, ships fast from a nationwide delivery network, and can be split into payments with Affirm financing. Prices in this size currently run from $102.36 to $384.00 per tire, so there's a fit for most budgets and driving styles.
Shop 225/50R18 Tires In Stock
Showing 36 in stock.
What 225/50R18 tires means
The code on the sidewall is a precise description of the tire's geometry. Here's what each part of 225/50R18 tells you:
- 225 — the section width is 225 mm (about 8.86 inches) across the widest part of the tire.
- 50 — the aspect ratio: the sidewall height is 50% of the section width, which works out to 112.5 mm (roughly 4.43 inches).
- R18 — radial construction on an 18-inch rim.
Add it up and the overall tire diameter is about 26.86 inches, turning roughly 751 revolutions per mile. Those numbers matter in the real world: overall diameter affects your speedometer and odometer accuracy, sidewall height shapes ride comfort and how much the tire soaks up bumps, and section width plays into grip and clearance inside the wheel well. Staying with your vehicle's original size keeps all of these calibrated the way the manufacturer intended.
Vehicles & uses
The 225/50R18 falls into a widely used passenger fitment, and sources describe this size as serving small passenger SUVs and CUVs as well as passenger cars, minivans, and touring applications. In short, it's a versatile mainstream size rather than a specialty one. To confirm it's the correct spec for your specific vehicle, check the tire placard in your driver's door jamb or your owner's manual before ordering.
Brands & options in 225/50R18 tires
You'll find broad brand depth in this size across every price tier. On the premium and touring side, Continental tires include the Continental ProContact TX and both load-rating versions of the TrueContact Tour 54 (the 95V and the 95H). Toyo tires add the all-weather Toyo Celsius II, while DUNLOP tires bring the SP Sport 5000.
For sport and performance driving, Hankook tires offer the Ventus V2 Concept2 H457 and Kumho supplies the Ecsta Sport A/S PA71. Value and all-season choices come from GT Radial tires with the Maxtour LX and MaxClimate, General tires with the Altimax 365AW, Falken tires with the Aklimate, and Nexen tires with the N Blue 4S 2. Browse everything alongside other sizes on the all tires hub.
How to choose
Season
Match the tire to your climate. Summer tires deliver the sharpest dry and wet grip in warm weather; all-season tires balance year-round usability; winter and all-weather tires add cold-weather and snow traction. This size is available in all-season and winter-capable designs.
Treadwear & UTQG
The UTQG rating on the sidewall grades treadwear, traction, and temperature. A higher treadwear number generally suggests a longer-lasting compound, while a lower one often points to a grippier, softer performance tire. Compare each tire's own rating on its product page.
Load index & speed rating
The two characters after the size (such as 95V or 99W) are the load index and speed rating. Choose values that meet or exceed what your vehicle placard calls for — never go below the original specification.
Warranty
Mileage warranties vary by model. If long tread life matters most to you, weigh the warranty coverage alongside price and season type.
Frequently Asked Questions
What does 225/50R18 mean?
It describes a radial tire that is 225 mm wide, with a sidewall height equal to 50% of that width (112.5 mm), built for an 18-inch rim. The finished tire measures about 26.86 inches in overall diameter and turns roughly 751 revolutions per mile.
How much do 225/50R18 tires cost?
Current pricing in this size ranges from $102.36 to $384.00 per tire, depending on the brand, season type, and performance level you choose.
How many 225/50R18 tires can I choose from?
There are 69 options in this size from more than 20 brands, including Continental, Hankook, Nexen, Pirelli, GT Radial, Falken, Toyo, Dunlop, General, and Kumho.