SP98 (Sans Plomb 98) is a petrol fuel with a higher octane rating than SP95. It is often recommended for powerful or sports engines, and appreciated for its performance.
What is it made of?
SP98 contains:
- Refined hydrocarbons from crude oil
- Additives to improve combustion and clean the engine
- Up to 5% ethanol at most
The number 98 corresponds to the octane rating, which measures a fuel's resistance to self-ignition.
Which engines is it recommended for?
SP98 is ideal for:
- Sports or high-end vehicles
- Older engines (before 1991) not compatible with SP95
- Drivers wishing to protect their engine
SP98 vs SP95: what are the differences?
| Fuel | Octane rating | Ethanol | Price |
|---|---|---|---|
| SP95 | 95 | ≤ 5% | €€ |
| SP98 | 98 | ≤ 5% | €€€ |
Advantages of SP98
- Better resistance to self-ignition
- Less engine fouling
- Optimised performance on some vehicles
Drawbacks
- Higher price than SP95
- Little difference on recent, non-sports vehicles
SP98 brings no performance gain on an engine designed for SP95 or E10.
SP98 in France
In France, the average price of SP98 was €2.219 per litre in the week of 28 September to 4 October 2026, against €2.211 for SP95 and €2.134 for SP95-E10.
Our interactive map lets you compare the stations offering SP98 in each département.