Tire Size Box

225/25R19 vs 225/35R19

225/35R19 compared with 225/25R19

+7.6% diameter, 0.0" width

225/35R19 is 25.20" tall vs 23.43". More than the 3% rule of thumb, so check carefully before switching.

23.4"19" rim2.2"8.9" wide
225/25R19 (solid) compared with 225/35R19 (dashed outline), drawn to scale

With 225/35R19 tires, when your speedometer says 60 mph you are really going

64.5 mph

225/35R19 is +1.77 inches (+7.6%) in overall diameter. That is more than the 3% most shops and makers recommend.

225/25R19225/35R19Difference%
Overall diameter23.43"25.20"+1.77"+7.6%
Section width8.86"8.86"0.00"0.0%
Sidewall height2.21"3.10"+0.89"+40.0%
Circumference73.60"79.17"+5.57"+7.6%
Revolutions per mile860.8800.3−60.5−7.0%

Speedometer difference

If your vehicle came with 225/25R19 and you fit 225/35R19, here is your real speed for each speedometer reading:

Speedometer showsActual speedDifference
20 mph21.5 mph+1.5 mph
30 mph32.3 mph+2.3 mph
40 mph43.0 mph+3.0 mph
50 mph53.8 mph+3.8 mph
60 mph64.5 mph+4.5 mph
65 mph69.9 mph+4.9 mph
70 mph75.3 mph+5.3 mph
75 mph80.7 mph+5.7 mph
80 mph86.0 mph+6.0 mph

Each size on its own

Questions

Which is bigger, 225/25R19 or 225/35R19?
225/35R19 is taller by 1.77 inches (25.20" vs 23.43"). 225/25R19 is the same width.
Can I replace 225/25R19 with 225/35R19?
It is not recommended without checking carefully. The diameter difference is +7.6%, more than the 3% most shops and makers allow. It will throw off the speedometer and may affect ABS, stability control and clearance.
How much will 225/35R19 change my speedometer?
When your speedometer reads 60 mph with 225/35R19 fitted (calibrated for 225/25R19), your real speed is 64.5 mph. Your odometer will under-count miles by about 7.6%.
Will 225/35R19 lift my vehicle?
Ride height changes by half the diameter difference: +0.89 inches of ground clearance at the axle.

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