smart #1
Find Tyres for 2023-present smart #1
Find the right tyre size for the 2023-present smart #1 โ match against your sidewall before booking a fit.
About this generation
The current-generation smart #1 (2023-present) is sold in the UK with a small set of factory tyre sizes per trim. Replacement tyres should match the size, load index and speed rating of what came on your specific car.
The 2023-present smart #1 occupies a specific slot in the smart lineup, and tyre choice for this generation has to match the wheel and trim ordered from new. The figures on this page reflect UK-market original-equipment fitments.
Common factory tyre sizes
UK-market factory fitments for the 2023-present smart #1 typically include:
Tyre fitment for any smart #1 depends on the wheels and trim ordered from new. The most accurate way to confirm a replacement is to read the size from your existing tyre sidewall.
Wet grip is the most relevant EU label rating for UK driving. On the #1, prioritise wet grip A or B for shorter braking in rain.
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Frequently asked questions
Quick answers about UK tyre fitment, MOT rules and seasonal options.
Should I fit EV-specific tyres to the smart #1?
EV-specific tyres are designed for the extra weight and instant torque of electric drivetrains. Many 2023-present smart #1 cars were supplied with EV-rated tyres (often labelled "EV", "Elect" or with a snowflake-and-bolt). Sticking with EV-rated rubber tends to preserve range and tread life.
Are run-flat tyres needed on the 2023-present smart #1?
Most 2023-present smart #1 cars were supplied with conventional tyres and a spare or repair kit. Only fit run-flats if your specific car was originally specified with them and has tyre pressure monitoring.
Can I downsize from larger wheels on my smart #1?
Some trims of the #1 can be downsized to a smaller OEM-approved wheel, which often gives better ride and lower tyre cost. smart usually publishes approved alternative sizes โ check the handbook before changing wheel size.
What wet grip should I look for on the smart #1?
For UK driving conditions, prioritise an EU tyre label wet-grip rating of A or B. Wet grip directly affects braking distance โ the gap between A and E ratings can be more than a car length at 50 mph.
The #1 uses 19" or larger wheels โ what should I know?
Larger wheels mean lower-profile tyres with shorter sidewalls โ that means firmer ride, more pothole sensitivity and shorter tyre life on UK roads. Premium tyres usually repay the extra cost on cars with 19"+ wheels.
Tyre Finder UK provides general tyre guidance only. We do not guarantee tyre fitment, local stock, prices or fitting availability. Always confirm your tyre size, load rating, speed rating and vehicle requirements using your current tyre sidewall, vehicle handbook, manufacturer guidance or a qualified tyre fitter before fitting.