Continental ProContact RX E
EU tyre label for every size: 1 sizes of this summer tyre compared with the rest of the market
The Continental ProContact RX E is a summer tyre for passenger cars. Its supplier has registered it in the EU product database (EPREL) in 1 sizes (1 registrations including load and speed variants), for 21″ rims.
Wet grip is rated C in every size, fuel efficiency B and external rolling noise 75 dB.
On the EU market since September 2019; the earliest production week registered is 37/2019.
How it compares in its sizes
We compared each size with all other summer tyres of the same size and class in EPREL (1 sizes had at least four rivals). A size scores when its label is at least as good as 75% of them.
Strongest point: fuel efficiency. Weakest point: rolling noise, where most same-size rivals do as well or better.
What the label means on the road (305/30 R 21)
Example: the 305/30 R 21 size, compared with the 8 other summer tyres registered in this size.
Wet braking from 80 km/h
≈41 m with class C, against ≈34 m for the most common class in this size (A).
Fuel efficiency
Class B, the most common class in this size: no difference to the typical tyre.
Rolling noise
75 dB against a median of 72 dB in this size (3 dB louder).
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.
All 1 sizes
The small figure under each class is the share of same-size, same-season tyres this size matches or beats (“–” when fewer than five tyres share the size).
| Size | Load / speed | Wet | Fuel | Noise | Snow / ice | Production from |
|---|---|---|---|---|---|---|
| 21″ rims | ||||||
| 305/30 R 21 | 104H XL | C21% | B86% | 75 dBB0% | — | 37/2019 |
Best-labelled summer tyres in 305/30 R 21
Other tyres on sale in the same size, sorted by wet grip, then noise, then fuel efficiency.
All tyres in 305/30 R21, ranked by label →
- Goodyear Eagle F1 Asymmetric 5A B 72 dB
- Otani KN1000A C 72 dB
- Bridgestone Potenza SportA A 73 dB
- GT Radial SportActive 3A C 73 dB
- GitiSport S3A C 73 dB
- Sailun Atrezzo ErangeA C 73 dB
Questions
Is the Continental ProContact RX E a quiet tyre?
Its declared rolling noise is 75 dB in every size. In 0% of the sizes we could compare, it is at least as quiet as three quarters of same-size rivals.
How good is the Continental ProContact RX E in the wet?
Its wet grip class is C. In 0% of compared sizes that is at least as good as three quarters of same-size rivals.
Is the Continental ProContact RX E suitable for snow?
No size carries the 3PMSF symbol, so it is not certified for severe snow. In countries with winter tyre rules it does not count as a winter tyre.
When was the Continental ProContact RX E launched?
It has been on the EU market since September 2019. The earliest production week in its registrations is 37/2019; the DOT code on the sidewall shows the week and year of your tyre.
More from Continental
Source: EPREL, the European Commission’s product registry for energy labelling — 1 registrations, data as of 23 October 2026. Suppliers have updated 0 of these registrations since first publication. Label values are the supplier’s declaration.