187Best 275/50 R20 tires
49 rated tires available in this size, scored on dry, wet, snow, comfort and wear. Top overall right now is the Cooper Discoverer SRX at 92/100.
30.8″
overall diameter
10.8″
section width
20″
rim diameter
654.2
revs per mile
Best 275/50 R20 summer tires
17187
284
387
481
582
683
777
876
976
1075
12745 more rated tires in this size are listed on their brand pages.
Best 275/50 R20 all-season tires
16
192
290
390
480
580
677
778
1173
12744 more rated tires in this size are listed on their brand pages.
More top-rated 275/50 R20 tires
10
192
288
388
482
580
779
879
1058Best 275/50 R20 winter tires
4
185
288
381
478Best 275/50 R20 all-terrain tires
2
181
293Conversion
275/50 R20 in inches
| Overall diameter | 30.8″ |
| Section width | 10.8″ |
| Rim diameter | 20″ |
| Sidewall height | 138 mm |
| Circumference | 96.8″ |
| Revolutions per mile | 654.2 |
The closest flotation size is 33x11.50R20 — 7% taller and 6.2% wider. Compare them in the calculator.
Wheels
What rims fit 275/50 R20 tires?
A tire fits a range of rim widths. Too narrow or too wide and the sidewall changes shape.
Minimum
7.5″
Ideal
8.5″
Maximum
9.5″
Rim diameter is fixed at 20″ — only the width varies. Estimated from the 10.8″ section width (70–90% rule).
Fitted from the factory on rims: 20x8, 20x8.5, 20x9, 20x9.5.
Popular comparisons
Sizes often compared with 275/50 R20
Close alternatives — each opens in the tire size calculator.
Sidewall
275/50 R20 — what does it mean?
| Parameter | Meaning |
|---|---|
| 275 | The first number is the section width — 275 mm, or about 10.8 inches across the widest part of the tire. |
| 50 | The second number is the aspect ratio: sidewall height as a percentage of width. At 50%, the sidewall is about 138 mm tall. |
| R20 | R means radial construction, which nearly all modern tires use. The number is the rim diameter in inches — this tire fits a 20-inch wheel. |