245/45 R21 - Best allseason tyres 2026 - market overview, tests, reviews

Summer

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Best tyres in tests (2026)

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1

Premium

Pilot Sport 4 SUV

'26#5

'25#1

'25#5

9.1

Price from

£192

Price from£192

Expert summary

While the Michelin PS4 SUV was introduced back in 2019, it still offers a top-notch performance for the SUVs which is difficult for it's competitors to match.

Performance

Aquaplaning - cross

97%

Aquaplaning - longitudal

91%

Wet braking

90%

+3

Dry braking

84%

Comfort

67%

Exterior noise

55%

Test results

2026255/45 R19#5(Good)

2025235/55 R19#1(Test winner)

2025255/55 R18#5(Good)

2024235/55 R19#2(Exemplary)

2023225/65 R17#1(Exemplary)

2023255/45 R20#6(Very good)

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Price variants (1)

245/45 R21 104 W

A C 72dB

£192

mytyres.co.uk

£192

In stock · Free shipping

Buy

tyres-pneus-online.co.uk

£322

In stock · Free shipping

Buy

2

Premium

P Zero PZ4

'25#3

'25#5

'25#20

8.6

Price from

£271

Price from£271

Expert summary

The P Zero range is with us for a long time, also being a favorite choice for car manufacturers as first equipment. It’s a good, well balanced and enjoyable tyre. It tends to get quite a few mid-life updates so make sure you get the latest one.

Performance

Wet circle cornering

95%

Wet handling

89%

Dry handling

72%

+3

Wet braking

63%

Aquaplaning - cross

53%

Aquaplaning - longitudal

46%

Test results

2025245/35 R19#3(Exemplary)

2025225/45 R18#5(Highly recommended)

2025225/40 R18#20(-)

2023235/35 R19#2(Very good -)

2023225/40 R18#3(Outstanding)

2023225/45 R18#3(-)

2023235/35 R19#4(Highly recommended)

2023225/40 R18#5(Very good)

2023225/45 R18#5(Highly recommended)

2023225/45 R18#11(Satisfactory)

View full review

Price variants (2)

245/45 R21 104 Y

B B 71dB

£271

mytyres.co.uk

£271

In stock · Free shipping

Buy

tyres-pneus-online.co.uk

£301

In stock · Free shipping

Buy

I'm looking for ...

Best snow tyres

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Most economical tyres

Best anti-aquaplaning tyres

Customer reviews

375 customer reviews for tyres in this size

Michelin Pilot Sport 4 3.4/5 (134)

Continental EcoContact 6 2.6/5 (122)

Pirelli P ZERO PZ4 3.3/5 (60)

Michelin Pilot Sport 4 SUV 3.5/5 (23)

Yokohama Advan Sport V107 3/5 (13)

Pirelli Scorpion ZERO All Season 2.9/5 (13)

Goodyear Eagle F1 Asymmetric 3 SUV 3.1/5 (10)

Other popular sizes

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245/45 R21 — Also available in

Winter(9)All season(2)

Top brands in 245/45 R21

Did you know ...?

245/45 R21 doesn't belong to the most popular dimensions for summer tyres - there are 5 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 (245mm), which means the sidewall height has 110.25 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 2368.45 mm, which is very similar to 275/40 R21(2366.88 mm), 245/50 R20(2365.62 mm), 275/45 R20(2373.47 mm), 265/70 R15(2362.48 mm), 245/60 R18(2359.96 mm), 245/65 R17(2357.14 mm), 285/35 R22(2382.27 mm). There are multiple speed indexes available for summer tyres in 245/45 R21: V(240km/h), W(270km/h), Y(300km/h). The same goes for weight indexes: 104.