255/45 R21 - Best winter tyres 2026 - market overview, tests, reviews
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Best winter tyres in tests (2026)
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Tests from 2025
Tests from 2024
Continental winter tires have been winning tire tests for many years, and the 870P is no exception. The “P” stands for performance, but don’t be mistaken, its rolling resistance is also praised, making it ideal for EVs. A well-balanced tire.
Tests from 2025
Tests from 2024
Tests from 2023
Winter-focused tyre that is enjoyable to drive on snow, while being safe on wet and dry.
255/45 R21 tyre test Personalize
Best tyres in your size
Dry
1.
Continental Wintercontact Ts 870 P
78%
Wet
1.
Continental WinterContact TS 870 P
71%
Snow
1.
Continental Wintercontact Ts 870 P
65%
Comfort
1.
Continental Wintercontact Ts 870 P
74%
Economy
1.
Continental Wintercontact Ts 870 P
94%
2.
Michelin PILOT ALPIN 5 SUV
44%
3.
Pirelli Scorpion Winter 2
36%
This is a preview of our comprehensive tyre test. The full test includes:
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255/45 R21 doesn't belong to the most popular dimensions for winter tyres - there are 0 tyre models available, which can be compared to 155/60 R15, 170/60 R17, 160/60 R14. Let's break down the sizing - 45 is height of the tyre, which is calculated as 45% of the tyre width (255mm), which means the sidewall height has 114.75 mm. The wheel diameter is R21, which means it fits to a 21 inch/533.4mm diameter wheel. The total circumference of the tyre is 2396.72 mm, which is very similar to 255/50 R20(2397.04 mm), 235/65 R18(2396.09 mm), 255/55 R19(2397.35 mm), 255/60 R18(2397.66 mm), 255/65 R17(2397.98 mm), 255/70 R16(2398.29 mm), 285/45 R20(2401.75 mm). There are multiple speed indexes available for winter tyres in 255/45 R21: V(240km/h). The same goes for weight indexes: 106.
