225/70R16 Tire Size Specifications & Compatible Vehicles
Overall Diameter
721.4 mm
Section Width
225 mm
Sidewall Height
157.5 mm
Circumference
2266.3 mm
Revs/Mile
710
Rim Diameter
16"
Inch Equivalent
28.4x8.9R16
Rim Width (ETRTO)
6.5" – 8.5"
Alternative Tire Sizes
These tire sizes are within 3% overall diameter of 225/70R16 and may be used as replacements:
Popular Comparisons
See how 225/70R16 compares to other common tire sizes:
Understanding 225/70R16
The tire size 225/70R16 means the tire has a section width of 225mm, an aspect ratio of 70% (the sidewall height is 70% of the width), and fits a 16-inch rim.
Sidewall Height = 225 x 0.7 = 157.5 mm
Overall Diameter = (157.5 x 2) + (16 x 25.4) = 721.4 mm
Circumference = 721.4 x π = 2266.3 mm
Overall Diameter = (157.5 x 2) + (16 x 25.4) = 721.4 mm
Circumference = 721.4 x π = 2266.3 mm
Frequently Asked Questions
The 225/70R16 is a standard tire size. Check your vehicle door jamb sticker or owner manual to confirm compatibility.
A 225/70R16 tire has an overall diameter of 721.4mm (28.4 inches). The sidewall height is 157.5mm, and the total circumference is 2266mm.
For 225/70R16 tires, the ETRTO recommended rim width is 7.5". The acceptable range is 6.5" minimum to 8.5" maximum. Using a rim outside this range can cause improper bead seating and unsafe handling.
Yes, as long as the replacement tire overall diameter is within 3% of the 225/70R16 721.4mm diameter. Compatible alternatives include 315/50R16, 305/60R14, 165/80R18. Use our Tire Size Calculator to compare any two sizes.