DecodedCars2027 Mercedes-Benz SL-Class
Trims, performance, features, fuel economy, safety and known problems — with the pros and cons against similar 2027 models.
- Class
- Minicompact Cars
- Engines
- 2.0L 4-cyl turbo, 4.0L 8-cyl turbo
- Drivetrain
- Rear-Wheel Drive, All-Wheel Drive
- Fuel
- Hybrid, Premium Gasoline
- MPG (best)
- 23 combined · 20 city / 28 hwy
- Length
- –
- Curb weight
- –
- NHTSA rating
- Not rated
- Recalls
- 0 campaigns
Pros & cons
What's good
- Hybrid version availableOffered as a hybrid as well as gas.
- AWD / 4WD available
Watch out for
- Premium fuel requiredEvery gasoline version is rated for premium, which raises running costs.
Calculated from EPA, NHTSA and vPIC data — not a review. How we calculate this →
Overview
The 2027 Mercedes-Benz SL-Class is a minicompact car offered with 2 engines (2.0L 4-cyl turbo and 4.0L 8-cyl turbo), including a hybrid version and rear-wheel drive and all-wheel drive.
EPA rates its most efficient version at 23 MPG combined (20 city / 28 highway), 7% better than the 2027 minicompact car average of 21.5 MPG, for an estimated $3,550 a year in fuel.
There are no recalls or owner complaints on file with NHTSA for this model year.
What changed for 2027
No changes to engines, powertrains, drivetrains, size, EPA ratings or NHTSA crash rating compared with the 2026 SL-Class — a carry-over year in the data.
Compared with 2026; trim, feature and price changes aren't covered. See the 2026 SL-Class →
Engines, MPG & running costs
| Version | Engine | Transmission | Drive | City / Hwy / Comb | vs. class | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|---|---|
| AMG SL43 Hybrid | 2.0L 4-cyl turbo | Automatic 9-spd | Rear-Wheel Drive | 20 / 28 / 23 | +7% | $3,550 | 388 |
| SL680 Maybach | 4.0L 8-cyl turbo | Automatic 9-spd | All-Wheel Drive | 13 / 20 / 16 | -26% | $5,150 | 558 |
| AMG SL63 4matic Plus | 4.0L 8-cyl turbo | Automatic 9-spd | All-Wheel Drive | 14 / 21 / 16 | -26% | $5,150 | 552 |
| AMG SL55 4matic Plus | 4.0L 8-cyl turbo | Automatic 9-spd | All-Wheel Drive | 14 / 21 / 16 | -26% | $5,150 | 552 |
EPA estimates; "vs. class" is combined MPG against the 2027 EPA class average. How we calculate this →
Safety ratings & technology
NHTSA has not published 5-Star ratings for the 2027 Mercedes-Benz SL-Class.
Recalls (0)
No vehicle recalls on file with NHTSA for the 2027 Mercedes-Benz SL-Class.
Check your VIN for open recalls at NHTSA ↗Not every 2027 Mercedes-Benz SL-Class is affected — only a VIN check confirms your car.
Owner-reported problems
No owner complaints for the 2027 Mercedes-Benz SL-Class in NHTSA's database since 2015.
Other SL-Class years
Compare all years →| Year | MPG (best) | Length | Overall | Recalls | Complaints |
|---|---|---|---|---|---|
| 2026 SL-Class | 22 | – | Not rated | 0 | 0 |
| 2025 SL-Class | 22 | – | Not rated | 0 | 0 |
| 2024 SL-Class | 22 | – | Not rated | 0 | 0 |
| 2023 SL-Class | 23 | – | Not rated | 0 | 0 |
| 2022 SL-Class | 16 | – | Not rated | 0 | 0 |
| 2020 SL-Class | 22 | 182.3 in | Not rated | 0 | 0 |
| 2019 SL-Class | 23 | 182.3 in | Not rated | 0 | 0 |
| 2018 SL-Class | 23 | 182.3 in | Not rated | 0 | 0 |
| 2017 SL-Class | 23 | 182.3 in | Not rated | 0 | 0 |
| 2016 SL-Class | 23 | 181.9 in | Not rated | 0 | 0 |
| 2015 SL-Class | 23 | 181.9 in | Not rated | 0 | 0 |
| 2014 SL-Class | 20 | 181.9 in | Not rated | 0 | 0 |
Sources: EPA, NHTSA, Transport Canada, Wikimedia Commons. Not affiliated with NHTSA, the EPA or Mercedes-Benz. How we calculate this →