345/30 R21 - Best summer tyres 2026 - market overview, tests, reviews

Summer

5

Tyres

We recommend

Premium

Turanza T005

8.8

£550

Buy Details

Best deals

Best tyres in tests (2026)

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Premium

Turanza T005

'25#4

'24#3

'23#3

8.8

Price from

£437

Price from£437

Expert summary

The Turanza T005 was introduced in 2018, but still stands as a great tyre, offered in incredible 350 different sizes. It’s universal also in it’s properties - it’s a balanced mix of wet and dry performance with above-average rolling resistance.

Performance

Dry braking

80%

Wet handling

77%

Wet circle cornering

72%

+4

Aquaplaning - longitudal

57%

Comfort

42%

Exterior noise

24%

Test results

2025205/55 R16#4(Recommended)

2024215/40 R18#3(Very good)

2023205/55 R16#3(-)

2023205/55 R16#3(Highly recommended)

2023205/55 R16#4(Good)

2022215/55 R17#1(-)

2022215/55 R17#1(Highly recommended)

2022245/45 R19#2(Very good)

2022185/65 R15#2(Good)

2022215/60 R16#3(Good)

View full review

Price variants (2)

345/30 R21 111 W mfs XL

A C 75dB

£437

mytyres.co.uk

£437

In stock · Free shipping

Buy

345/30 R21 111 Y mfs XL

B C 74dB

£551

tyres-pneus-online.co.uk

£551

In stock · Free shipping

Buy

mytyres.co.uk

£558

In stock · Free shipping

Buy

345/30 R21 tyre test

Personalize →

Best tyres in your size

Dry

1. Bridgestone Turanza T005

78%

Wet

1. Bridgestone Turanza T005

72%

Comfort

1. Bridgestone Turanza T005

32%

This is a preview of our comprehensive tyre test. The full test includes:

Detailed breakdowns

Interactive sorting

Side-by-side comparisons

View Full Test Results

Price vs Quality

See how tyre price relates to test performance at a glance

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Customer reviews

253 customer reviews for tyres in this size

Bridgestone Turanza T005 3.4/5 (122)

Michelin Primacy 4 3.6/5 (122)

Pirelli P ZERO Corsa 2.6/5 (5)

Michelin Pilot Sport CUP 2 R 1.1/5 (4)

Other popular sizes

0/0 R0336 Tyres 205/55 R16231 Tyres 225/45 R17210 Tyres 215/65 R16208 Tyres 225/55 R17198 Tyres 225/40 R18194 Tyres 225/50 R17189 Tyres 215/60 R16185 Tyres

345/30 R21 — Also available in

Winter(1)

Top brands in 345/30 R21

Bridgestone(1)

Did you know ...?

345/30 R21 doesn't belong to the most popular dimensions for summer tyres - there are 0 tyre models available, which can be compared to 155/60 R15, 170/60 R17, 160/60 R14. Let's break down the sizing - 30 is height of the tyre, which is calculated as 30% of the tyre width (345mm), which means the sidewall height has 103.5 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 2326.04 mm, which is very similar to 295/35 R21(2324.46 mm), 235/55 R19(2328.23 mm), 235/60 R18(2322.27 mm), 285/45 R19(2321.95 mm), 255/70 R15(2318.5 mm), 255/65 R16(2318.18 mm), 255/60 R17(2317.87 mm). There are multiple speed indexes available for summer tyres in 345/30 R21: Y(300km/h). The same goes for weight indexes: 111.