Vehicle tyre fitment guide

2020 Mercedes-Benz A-Class tyres

Compare Tyres.net summer tyres that match researched 2020 Mercedes-Benz A-Class sizes, then confirm your sidewall or placard before you buy.

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Last verified: 2026-11-14

2020 Mercedes-Benz A-Class fitment summary

The researched tyre sizes for this 2020 Mercedes-Benz A-Class guide are 205/55 R17, 225/45 R18, 225/40 R19. Exact tyre size can vary by trim, wheel option and market. Confirm the size on the current tyre sidewall or vehicle placard before ordering. Fitment source checked: 1.

205/55 R17225/45 R18225/40 R19

Tyres grouped by 2020 Mercedes-Benz A-Class size

Only Tyres.net products whose listed size exactly matches one of the researched 2020 Mercedes-Benz A-Class tyre sizes are shown here. Check load index, speed rating, season and run-flat notes before buying.

225/45 R18

Available

Pirelli · Car tyre · Summer

Cinturato P7 (P7C2) 225/45 R18 95Y Summer

from £121.92-£143.30.

£121.92-£143.3

Tyre sizes tracked: 225/45 R18 95Y

Read review Check latest price

Available

Continental · Car tyre · Summer

EcoContact 6 225/45 R18 95Y Summer

from £119.20-£192.27.

£119.2-£192.27

Tyre sizes tracked: 225/45 R18 95Y

Read review Check latest price

Available

Pirelli · Car tyre · Summer

Cinturato P7 Run Flat 225/45 R18 95Y Summer

from £150.05-£174.

£150.05-£174

Tyre sizes tracked: 225/45 R18 95Y

Check latest price

Available

Continental · Car tyre · Summer

ContiSportContact 5 225/45 R18 95Y Summer

from £119.05-£197.28.

£119.05-£197.28

Tyre sizes tracked: 225/45 R18 95Y

Check latest price

225/40 R19

Available

Continental · Car tyre · Summer

ContiSportContact 5 P 225/40 ZR19 93Y Summer

from £143.20-£214.09.

£143.2-£214.09

Tyre sizes tracked: 225/40 ZR19 93Y

Check latest price

Matching Tyres.net options

Start with Cinturato P7 (P7C2) 225/45 R18 95Y Summer (£121.92-£143.30), EcoContact 6 225/45 R18 95Y Summer (£119.20-£192.27), Cinturato P7 Run Flat 225/45 R18 95Y Summer (£150.05-£174); each is included because its Tyres.net listed size matches a researched 2020 Mercedes-Benz A-Class tyre size. This is not a claim that every trim uses the same size. Confirm the current sidewall, load index and speed rating before ordering. Use season, stock, delivery terms and price as secondary filters after size fitment.

Available

Pirelli · Car tyre · Summer

Cinturato P7 (P7C2) 225/45 R18 95Y Summer

from £121.92-£143.30.

£121.92-£143.3

Tyre sizes tracked: 225/45 R18 95Y

Read review Check latest price

Available

Continental · Car tyre · Summer

EcoContact 6 225/45 R18 95Y Summer

from £119.20-£192.27.

£119.2-£192.27

Tyre sizes tracked: 225/45 R18 95Y

Read review Check latest price

Available

Pirelli · Car tyre · Summer

Cinturato P7 Run Flat 225/45 R18 95Y Summer

from £150.05-£174.

£150.05-£174

Tyre sizes tracked: 225/45 R18 95Y

Check latest price

Available

Continental · Car tyre · Summer

ContiSportContact 5 225/45 R18 95Y Summer

from £119.05-£197.28.

£119.05-£197.28

Tyre sizes tracked: 225/45 R18 95Y

Check latest price

Available

Continental · Car tyre · Summer

ContiSportContact 5 P 225/40 ZR19 93Y Summer

from £143.20-£214.09.

£143.2-£214.09

Tyre sizes tracked: 225/40 ZR19 93Y

Check latest price

At-a-glance fitment comparison

The table is filtered to researched tyre sizes: 205/55 R17, 225/45 R18, 225/40 R19. Compare the listed size against the current tyre sidewall first, then check load/speed rating, season and run-flat notes. Products outside those researched sizes are deliberately excluded from this vehicle shortlist.

Product	Type	Season	Tyre sizes	From
Cinturato P7 (P7C2) 225/45 R18 95Y Summer	Car tyre	Summer	225/45 R18 95Y	£121.92
EcoContact 6 225/45 R18 95Y Summer	Car tyre	Summer	225/45 R18 95Y	£119.2
Cinturato P7 Run Flat 225/45 R18 95Y Summer	Car tyre	Summer	225/45 R18 95Y	£150.05
ContiSportContact 5 225/45 R18 95Y Summer	Car tyre	Summer	225/45 R18 95Y	£119.05
ContiSportContact 5 P 225/40 ZR19 93Y Summer	Car tyre	Summer	225/40 ZR19 93Y	£143.2

What the fitment research shows

For the 2020 Mercedes-Benz A-Class, the researched tyre sizes are 205/55 R17, 225/45 R18 and 225/40 R19. These are the only sizes used on this page, because trim, wheel option and market can change the correct fitment. That makes the shortlist a size-first comparison tool rather than a universal recommendation. Check the current tyre sidewall or vehicle placard before ordering, then compare matching Tyres.net options by brand, season and price.

The main trade-offs before you order

The first trade-off is exact fitment versus price: a lower price only matters after you have confirmed the tyre size on the car. The shortlist is summer-only, so the next step is comparing brand familiarity and the current price spread within the exact-size options. In the visible range, prices start from £116.55 on PremiumContact 6 225/45 R18 95Y Summer and rise to £223.05 on ContiSportContact 5 225/45 R18 95Y Summer, with Pirelli Cinturato P7 (P7C2) 225/45 R18 95Y Summer and Dunlop Sport Maxx RT 225/40 ZR19 93Y Summer also included in the matching shortlist. Stock and delivery can change quickly, so the final retailer details should always be checked before adding anything to basket.

How to choose the right match

Start with the tyre already fitted to the car and read the sidewall size carefully. Then confirm the vehicle placard shows the same size before you order. On this shortlist, that means checking whether your car points to 205/55 R17, 225/45 R18 or 225/40 R19, and then matching the exact product line, such as PremiumContact 6 225/45 R18 95Y Summer, Cinturato P7 (P7C2) 225/45 R18 95Y Summer, ContiSportContact 5 225/45 R18 95Y Summer or Sport Maxx RT 225/40 ZR19 93Y Summer. If the sidewall, placard and listing do not all point to the same fitment, treat that as a warning sign and pause the purchase. After size is confirmed, compare the listing details, final price, stock and delivery terms on the retailer page. If your current tyres have special markings such as run-flat notation, compare those markings against the replacement rather than assuming a standard tyre will be the same.

Why the 2020 Mercedes-Benz A-Class can need different sizes

A 2020 Mercedes-Benz A-Class does not automatically use one tyre size across every trim. Wheel option, market and any previous wheel changes can all affect whether the car needs 205/55 R17, 225/45 R18 or 225/40 R19. That is why the model name alone is not enough for ordering. If you are unsure, use the current sidewall and the vehicle placard as your first checks, then confirm the fitment before buying.

Why size alone is not the whole check

Matching the size is essential, but shoppers should still verify the rest of the tyre information against what is already on the car. The shortlist includes exact-size options such as 225/45 R18 95Y and 225/40 ZR19 93Y, so the numbers on the sidewall should be checked carefully before purchase. If your current tyres carry run-flat marking, use that as part of the comparison rather than assuming every replacement will be the same type. When in doubt, ask a tyre fitter to confirm the sidewall details and the vehicle placard before ordering.

Summer tyres, use case and what to expect

The visible Tyres.net shortlist for this vehicle is summer tyres only, so this page is aimed at shoppers who already want that season rather than a winter or all-season alternative. Within that summer category, the matching options give you practical differences in brand and price, with Pirelli Cinturato P7 (P7C2), Continental ContiSportContact 5, Continental EcoContact 6 and Dunlop Sport Maxx RT all appearing in exact listed sizes. That makes the shortlist useful for comparing commuting, motorway and more responsive everyday driving preferences without turning it into a universal fitment recommendation.

Value and availability notes

Value starts with the correct fitment, because even the cheapest tyre is poor value if it does not match the vehicle placard or current sidewall. Once the size is confirmed, the shortlist can help you compare familiar brands and the current price spread across matching options, from PremiumContact 6 225/45 R18 95Y Summer at £116.55 up to ContiSportContact 5 225/45 R18 95Y Summer at £223.05. That price range sits alongside Pirelli Cinturato P7 (P7C2) 225/45 R18 95Y Summer, EcoContact 6 225/45 R18 95Y Summer and Sport Maxx RT 225/40 ZR19 93Y Summer, so there is enough variation to compare exact-fit options carefully. Check live stock, dispatch timing and delivery cost on the retailer page before ordering, because those details can change after the page is viewed and may affect the total cost.

Retailer details used

Last checked 2026-11-14. The source list below is included to help you check the details behind the comparison. Always confirm the latest price, delivery cost, stock status and product details with the retailer before buying.

Vehicle tyre-size fitment sourcevehicle tyre-size fitment research; products are selected from exact matching Tyres.net listed sizes

Helpful next reads

Keep comparing with related reviews and buying guides before checking the latest retailer prices.

Buying questions

Can the same 2020 Mercedes-Benz A-Class use different tyre sizes?

Yes. Trim, wheel option, market and previous wheel changes can all affect the correct size, so a 2020 Mercedes-Benz A-Class may use 205/55 R17, 225/45 R18 or 225/40 R19. Always confirm the sidewall and vehicle placard before ordering.

Where do I check my exact tyre size before buying?

Check the tyre sidewall on the car first, then confirm the vehicle placard or handbook. If those details do not match the listed size, stop and get the fitment checked before choosing from the shortlist.

Do I need to match load index and speed rating as well as size?

Yes, those markings should be checked against the tyre already on the vehicle before you buy. Size is the first filter, but the replacement should also be compared with the current tyre’s load and speed information.

How should I treat run-flat tyres on this page?

Treat run-flat status as a check, not an assumption. If the tyres already on your car are run-flat, compare the replacement against the existing sidewall marking and ask a tyre fitter if you are unsure.

Why is this page showing only summer tyres?

Because the visible Tyres.net shortlist for this vehicle is summer-only. That makes it useful for shoppers who want to compare exact-fit summer tyres in the researched sizes, rather than winter or all-season alternatives.