Vredestein ULTRAC is a summer tyre made in total of 49 sizes, ranging from R15 to R15 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 225/50 R18 is 50mm wider than the narrowest dimension (175) and 70mm narrower than the widest one (295). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (225mm), which results in 112.5mm sidewall height. In 225/50 R18, there is only one possible speed index for Vredestein ULTRAC - "W", which is good for speeds up to 270 km/h. In 225/50 R18, ULTRAC usually competes against PremiumContact 7, which is a tyre from Continental with a rating of 99%, compared to 26% of the Vredestein in question.
Relevant tyre tests in same or similiar dimension (225/50 R18)
Name | Points total | Wet | Dry | Rolling resistance | Noise | ||
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Best values in test | 214 | 47 | 92 | 13 | 5 | ||
Vredestein ULTRAC | 211 | 71 | 120 | 15 | 5 | ||
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Name | Wet | Dry | Rolling resistance | Noise | |||
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Best values in test | 1- | 2+ | 2+ | 2+ | |||
Vredestein ULTRAC | 2- | 2- | 2- | 2 | |||
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