Mercedes-Benz SL-Class trim comparison
2024 Mercedes-Benz SL-Class AMG SL 55 vs AMG SL 63 S E PERFORMANCE
The SL-Class AMG SL 55 starts at $144,500 while the AMG SL 63 S E PERFORMANCE is $207,000. That $62,500 gap buys 5 meaningful differences.
This trim jump changes the engine from 4.0L V8 Turbo to 4.0L V8 phev Turbo. Everything else is secondary to whether that powertrain difference matters for how you drive.
If you would notice the 4.0L V8 phev Turbo every week, the AMG SL 63 S E PERFORMANCE makes sense. If not, the AMG SL 55 is the cleaner stop because this jump matters for the powertrain first and the trim badge second.
Think about this as a monthly tradeoff, not just a sticker gap. The AMG SL 63 S E PERFORMANCE adds about $1100/month on a typical 60-month loan, or around $66,000 more overall with interest. If that different powertrain is not part of your real use case, the cheaper trim keeps more money in your pocket without changing the core experience you need.
Lock one trim, change the other side, and move through exact pair pages without resetting back to the full lineup every time.
Who notices the difference
The higher trim starts to make more sense when you are specifically shopping for the stronger powertrain, not just more trim content.
When both feel the same
The AMG SL 55 and AMG SL 63 S E PERFORMANCE are mechanically identical where it counts: the same 9-speed shiftable automatic transmission and identical wheelbase and body dimensions.
The upgrade math
You are paying $62,500 for 4 measurable differences, which works out to about $15,625 per change.
Key Differences at a Glance
This is the fast read: price, power, efficiency, and the feature flips most likely to change the answer.
Every Difference, Side by Side
This is the full read behind the quick decision signals above: the complete hardware, comfort, and equipment story. 5 specification differences, 2 shared.
Full Specification Comparison
Specifications reflect available data as of early 2024. Confirm details with an authorized dealer before purchasing.
| Spec | AMG SL 55 | AMG SL 63 S E PERFORMANCE |
|---|---|---|
| Pricing | ||
| MSRP | $144,500 | $207,000 |
| Powertrain | ||
| Engine | 4.0L V8 Turbo | 4.0L V8 phev Turbo |
| Horsepower | 469 hp | 805 hp |
| Torque | 516 lb-ft | 1047 lb-ft |
| Transmission | 9-speed shiftable automatic | 9-speed shiftable automatic |
| Drivetrain | AWD | AWD |
| Fuel Economy | ||
| City MPG | 14 | 14 |
| Highway MPG | 21 | 21 |
| Combined MPG | 16 | 16 |
| Fuel Tank | 18.5 gal | 18.5 gal |
| Annual Fuel Cost (EPA) | $3,600/yr | $3,600/yr |
| Dimensions | ||
| Curb Weight | 4,277 lbs | 4,839 lbs |
| Wheelbase | 106.3" | 106.3" |
| Length | 185.2" | 185.2" |
| Width | 75.4" | 75.4" |
| Height | 53.5" | 53.5" |
| Warranty | ||
| Bumper-to-Bumper | 4yr/50k | 4yr/50k |
| Powertrain | 4yr/50k | 4yr/50k |
| Corrosion | 4yr/50k | 4yr/50k |
| Roadside Assistance | 4yr/50k | 4yr/50k |
Data sources: licensed third-party automotive data, EPA fueleconomy.gov, NHTSA, and official manufacturer materials. Values marked est. are estimated.
2024 Mercedes-Benz SL-Class AMG SL 55 vs AMG SL 63 S E PERFORMANCE Questions Shoppers Ask
Use this page for the direct trim answer, then zoom back out to the Mercedes-Benz SL-Class lineup, the Mercedes-Benz brand hub, the Sports Cars, the how to pick a trim guide, or our mid-trim value research when you need the bigger shopping path behind this one matchup.
How much more does the 2024 SL-Class AMG SL 63 S E PERFORMANCE cost than the AMG SL 55?
The AMG SL 63 S E PERFORMANCE starts at $207,000 compared to $144,500 for the AMG SL 55. That is a $62,500 difference, or approximately $1100/month more on a 60-month loan.
Do the 2024 Mercedes-Benz SL-Class AMG SL 55 and AMG SL 63 S E PERFORMANCE have the same engine?
No. The AMG SL 55 uses a 4.0L V8 Turbo (469 hp, 516 lb-ft), while the AMG SL 63 S E PERFORMANCE has the 4.0L V8 phev Turbo (805 hp, 1047 lb-ft). That is 336 more horsepower. Both pair with the same 9-speed shiftable automatic.
Do the 2024 SL-Class AMG SL 55 and AMG SL 63 S E PERFORMANCE have the same drivetrain?
Yes. Both come with AWD as standard. The differences between these trims are in features and equipment, not drivetrain.
What warranty does the 2024 Mercedes-Benz SL-Class come with?
All 2024 Mercedes-Benz SL-Class trims, including both the AMG SL 55 and AMG SL 63 S E PERFORMANCE, come with Mercedes-Benz's standard warranty: 4yr/50k bumper-to-bumper and 4yr/50k powertrain coverage. Warranty does not vary by trim level.
Is the 2024 Mercedes-Benz SL-Class AMG SL 63 S E PERFORMANCE worth $62,500 more than the AMG SL 55?
The $62,500 buys the 4.0L V8 phev Turbo. If that powertrain matters for how you drive, yes. If not, the AMG SL 55 does the same job for less.
The Full Story Behind This Price Gap
Use the direct answer above for this exact matchup, then use these guides to understand whether you are really looking at a feature step-up, a package shuffle, or the point where the lineup starts changing in a meaningful way.
Breaking Down the $62,500 Gap
Same drivetrain, fuel economy, $62,500 more. The SL-Class AMG SL 63 S E PERFORMANCE adds minor equipment upgrades over the AMG SL 55, but the core driving experience is identical.
How the AMG SL 55 and AMG SL 63 S E PERFORMANCE Feel Different
Engine is where these two diverge most: 4.0L V8 Turbo in the AMG SL 55, 4.0L V8 phev Turbo in the AMG SL 63 S E PERFORMANCE. That means 336 more horsepower and 531 more lb-ft of torque. A significant jump that changes the driving experience.
The Short Version
The SL-Class AMG SL 63 S E PERFORMANCE costs $62,500 more than the AMG SL 55 (about $1,100/month more on a 60-month loan). That buys 4 meaningful changes at $15,625 per change. Whether that trade-off is worth it depends on which features matter to your daily driving.
Trim-Matched Accessories
These add-ons are split by trim intent so the recommendations follow the actual use case, not just the same repeated product block.
Mercedes-Benz SL-Class AMG SL 55
Value-trim add-onsThese picks fit the AMG SL 55 best when the goal is covering the daily-use gaps without paying up to the next trim.
Mercedes-Benz SL-Class AMG SL 63 S E PERFORMANCE
Step-up trim add-onsThese picks suit the AMG SL 63 S E PERFORMANCE when you want the accessories to match the nicer cabin, broader utility, or more premium use case.
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Specifications shown combine licensed third-party automotive data with official manufacturer, EPA, and NHTSA source material for the 2024 model year. Actual pricing, features, and availability may vary by region and dealer. Always confirm details with an authorized dealer before making a purchase decision. TrimAtlas is not affiliated with Mercedes-Benz or any dealership.
Page updated 2026-03-18. Verify equipment, pricing, and regional availability with the manufacturer or dealer.