305/30 R21 tyres
46 registrations · 29 patterns · 16 brands — every one compared on its EU label
The EU product database lists 46 tyres in size 305/30 R21: 15 summer tyres, 1 all-season tyres, 30 winter and 3PMSF tyres.
Summer tyres in 305/30 R21
15 registrations from 9 patterns and 8 brands.
Wet braking from 80 km/h
From 80 km/h on a wet road, a class A tyre stops in about 34 m. The most common class in this size, A, needs about 34 m; the weakest on sale, C, about 41 m.
Fuel efficiency
Between the most (A) and least (D) efficient tyres on sale in this size: about 0.50 L/100 km, or 75 litres a year at 15,000 km.
Rolling noise
Declared rolling noise runs from 72 dB to 75 dB; half the tyres are at 72 dB or quieter. Every 3 dB is roughly a doubling of sound energy.
All summer tyres on sale in 305/30 R21
Sorted by wet grip, then fuel efficiency, then noise. Each pattern is shown with its best-labelled variant in this size; variants differ in load and speed index.
| # | Tyre | Wet | Fuel | Noise | Snow / ice | Variants |
|---|---|---|---|---|---|---|
| 1 | Bridgestone Potenza Sport | A | A | 73 dB | — | 2 |
| 2 | Goodyear Eagle F1 Asymmetric 5 | A | B | 72 dB | — | 4 |
| 3 | Otani KN1000 | A | C | 72 dB | — | 1 |
| 4 | GT Radial SportActive 3 | A | C | 73 dB | — | 1 |
| 5 | GitiSport S3 | A | C | 73 dB | — | 1 |
| 6 | Sailun Atrezzo Erange | A | C | 73 dB | — | 1 |
| 7 | Yokohama Advan Neova AD09 | A | D | 73 dB | — | 1 |
| 8 | Goodyear Eagle Touring | C | B | 72 dB | — | 3 |
| 9 | Continental ProContact RX E | C | B | 75 dB | — | 1 |
All-season tyres in 305/30 R21
1 registrations from 1 patterns and 1 brands.
All all-season tyres on sale in 305/30 R21
Sorted by wet grip, then fuel efficiency, then noise. Each pattern is shown with its best-labelled variant in this size; variants differ in load and speed index.
| # | Tyre | Wet | Fuel | Noise | Snow / ice | Variants |
|---|---|---|---|---|---|---|
| 1 | Gripmax Suregrip A/S-137 | B | D | 75 dB | 3PMSF | 1 |
Winter and 3PMSF tyres in 305/30 R21
30 registrations from 19 patterns and 9 brands.
Wet braking from 80 km/h
From 80 km/h on a wet road, a class A tyre stops in about 34 m. The most common class in this size, B, needs about 37 m; the weakest on sale, E, about 52 m.
Fuel efficiency
Between the most (C) and least (D) efficient tyres on sale in this size: about 0.18 L/100 km, or 28 litres a year at 15,000 km.
Rolling noise
Declared rolling noise runs from 68 dB to 75 dB; half the tyres are at 72.5 dB or quieter. Every 3 dB is roughly a doubling of sound energy.
All winter and 3PMSF tyres on sale in 305/30 R21
Sorted by wet grip, then fuel efficiency, then noise. Each pattern is shown with its best-labelled variant in this size; variants differ in load and speed index.
| # | Tyre | Wet | Fuel | Noise | Snow / ice | Variants |
|---|---|---|---|---|---|---|
| 1 | Pirelli Pzero Winter 2 | A | C | 72 dB | 3PMSF | 3 |
| 2 | Gripmax SureGrip Pro Winter | A | D | 74 dB | 3PMSF | 3 |
| 3 | Pirelli Winter 270 Sottozero Serie II | B | C | 69 dB | 3PMSF | 1 |
| 4 | Michelin Pilot Alpin 5 | B | C | 71 dB | 3PMSF | 1 |
| 5 | Hankook iON i*cept | B | C | 72 dB | 3PMSF | 2 |
| 6 | Goodyear Ultragrip Performance 3 | B | C | 73 dB | 3PMSF | 5 |
| 7 | Pirelli Pzero Winter | B | C | 73 dB | 3PMSF | 2 |
| 8 | Hankook WiNter i*cept Evo 4 | B | C | 75 dB | 3PMSF | 1 |
| 9 | Hankook WiNter i*cept evo3 | B | C | 75 dB | 3PMSF | 1 |
| 10 | Gopro EV-ice | C | C | 68 dB | 3PMSF | 1 |
| 11 | Charmhoo ice3 | C | C | 68 dB | 3PMSF | 1 |
| 12 | Gepormax EV-ice | C | C | 69 dB | 3PMSF | 1 |
| 13 | Cotechoo ice3 | C | C | 69 dB | 3PMSF | 1 |
| 14 | Michelin Pilot Alpin 5 MO1 | C | C | 73 dB | 3PMSF | 1 |
| 15 | Michelin Pilot Alpin 5 NB0 | C | C | 73 dB | 3PMSF | 1 |
| 16 | Michelin Pilot Alpin 5 NA2 | C | C | 73 dB | 3PMSF | 1 |
| 17 | Michelin Pilot Alpin 5 NA5 | D | C | 73 dB | 3PMSF | 1 |
| 18 | Goodyear Ultragrip Performance GEN-1 | D | D | 72 dB | 3PMSF | 2 |
| 19 | Goodyear Ultragrip Ice 3 | E | C | 71 dB | 3PMSF · Ice grip | 1 |
Related sizes
For comparison, 30% of tyres in 305/30 R21 declare class A for wet grip.
Other widths in /30 R21
- 315/30 R2142 tyres
36 patterns · 12% A wet grip - 325/30 R2142 tyres
31 patterns · 36% A wet grip - 275/30 R2138 tyres
21 patterns · 26% A wet grip - 285/30 R2130 tyres
23 patterns · 27% A wet grip - 295/30 R2130 tyres
21 patterns · 27% A wet grip
Fit a different size only if it is approved for your vehicle (registration document or owner’s manual). Load index and speed rating must be at least those of the original tyre.
Questions
Which winter and 3PMSF tyres in 305/30 R21 have the best EU label?
Sorted by wet grip, then fuel efficiency, then noise, the top three on sale are Pirelli Pzero Winter 2 (A/C/72 dB), Gripmax SureGrip Pro Winter (A/D/74 dB), Pirelli Winter 270 Sottozero Serie II (B/C/69 dB). 0 patterns in this size reach class A for both wet grip and fuel efficiency.
What are the quietest winter and 3PMSF tyres in 305/30 R21?
The lowest declared rolling noise belongs to Gopro EV-ice (68 dB), Charmhoo ice3 (68 dB), Pirelli Winter 270 Sottozero Serie II (69 dB). The median in this size is 72.5 dB.
How many 305/30 R21 winter and 3PMSF tyres have A for wet grip?
3 of 30 registrations (10%) declare class A for wet grip.
Estimates from the class ranges in Regulation (EU) 2020/740. A label class is a range, so a real tyre can sit anywhere inside it. Every 3 dB doubles the sound energy.
Source: EPREL, the European Commission’s product registry for energy labelling — 46 registrations in this size, data as of 23 October 2026. Label values are the suppliers’ declarations. Braking and fuel figures are estimates from the middle of each class range (passenger car tyres only).