How do tyre categories and snow-performance markings differ, and what can consumers learn from them when comparing year-round tyres?

Automatically reviewed answer

Hello, when comparing year-round tyres, start with their sidewall markings and independent test results. Summer tyres specialise in warmer conditions, winter tyres in winter conditions, and year-round tyres balance these demands. In North American usage, “all-weather” generally describes 3PMSF-marked year-round tyres with greater emphasis on snow than conventional “all-season” tyres. European all-season tyres can also carry 3PMSF. M+S means “mud and snow”, but the marking alone does not require a standardised snow-performance test. The three-peak mountain snowflake symbol, 3PMSF, indicates that a tyre meets minimum performance requirements in a standardised snow test. It is not an ice rating or a guarantee of equal performance among marked tyres. If you expect occasional snow, I would shortlist 3PMSF options, then compare recent wet-braking, aquaplaning and snow results for your exact tyre size. For frequent severe snow or ice, consider dedicated winter tyres.