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Mercedes SL Class vs Porsche Panamera - Differences and prices compared
Compare performance (816 HP vs 782 HP), boot space and price (112700 £ vs 99800 £ ) at a glance. Find out which car is the better choice for you – Mercedes SL Class or Porsche Panamera?
SL Class
Costs and Efficiency:
Looking at overall running costs, both models reveal some interesting differences in everyday economy.
Porsche Panamera has a a bit advantage in terms of price – it starts at 99800 £ , while the Mercedes SL Class costs 112700 £ . That’s a price difference of around 12933 £.
Fuel consumption also shows a difference: Porsche Panamera manages with 3 L and is therefore significantly more efficient than the Mercedes SL Class with 9 L. The difference is about 6 L per 100 km.
As for electric range, the Porsche Panamera performs clearly better – achieving up to 97 km, about 85 km more than the Mercedes SL Class.
Panamera
Engine and Performance:
Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.
When it comes to engine power, the Mercedes SL Class has a hardly perceptible edge – offering 816 HP compared to 782 HP. That’s roughly 34 HP more horsepower.
Both models accelerate almost equally fast – 2.90 s from 0 to 100 km/h.
In terms of top speed, the Porsche Panamera performs minimal better – reaching 325 km/h, while the Mercedes SL Class tops out at 317 km/h. The difference is around 8 km/h.
There’s also a difference in torque: Mercedes SL Class pulls evident stronger with 1420 Nm compared to 1000 Nm. That’s about 420 Nm difference.
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SL Class
Space and Everyday Use:
Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.
Both vehicles offer seating for 4 people.
In curb weight, Mercedes SL Class is hardly perceptible lighter – 1810 kg compared to 1960 kg. The difference is around 150 kg.
In terms of boot space, the Porsche Panamera offers clearly more room – 494 L compared to 240 L. That’s a difference of about 254 L.
When it comes to payload, Porsche Panamera clearly perceptible takes the win – 545 kg compared to 375 kg. That’s a difference of about 170 kg.
Who wins the race in the data check?
The Porsche Panamera is clearly superior overall in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.
Mercedes SL Class
Porsche Panamera
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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from about £99,800
Porsche Panamera
Mercedes SL Class
The Mercedes SL blends timeless elegance with a cheeky sense of occasion, its retractable roof turning any commute into a small celebratory parade. Behind the wheel it behaves like a grown-up sports car that prefers comfort and presence over headline-grabbing bravado, making it a tempting choice for buyers who want to arrive in style.
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Porsche Panamera
The Porsche Panamera blends sports-car sharpness with luxury-sedan refinement, serving driving thrills up front while pampering passengers in the back. Poised, polished and mischievously quick, it’s the car for buyers who want exotic performance without losing everyday comfort.
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Mercedes SL Class
Porsche Panamera
Costs and Consumption |
|
|---|---|
|
Price
112700 - 219300 £
|
Price
99800 - 212100 £
|
|
Consumption L/100km
9 - 13.6 L
|
Consumption L/100km
3 - 12 L
|
|
Consumption kWh/100km
-
|
Consumption kWh/100km
-
|
|
Electric Range
12 km
|
Electric Range
83 - 97 km
|
|
Battery Capacity
-
|
Battery Capacity
21.80 kWh
|
|
co2
206 - 309 g/km
|
co2
69 - 274 g/km
|
|
Fuel tank capacity
70 L
|
Fuel tank capacity
75 - 90 L
|
Dimensions and Body |
|
|---|---|
|
Body Type
Roadster
|
Body Type
Hatchback
|
|
Seats
4
|
Seats
4
|
|
Doors
2
|
Doors
5
|
|
Curb weight
1810 - 2195 kg
|
Curb weight
1960 - 2535 kg
|
|
Trunk capacity
110 - 240 L
|
Trunk capacity
421 - 494 L
|
|
Length
4697 - 4705 mm
|
Length
5052 - 5204 mm
|
|
Width
1915 mm
|
Width
1937 mm
|
|
Height
1354 - 1359 mm
|
Height
1415 - 1428 mm
|
|
Max trunk capacity
-
|
Max trunk capacity
1255 - 1385 L
|
|
Payload
145 - 375 kg
|
Payload
340 - 545 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Petrol MHEV, Petrol, Plugin Hybrid
|
Engine Type
Petrol, Plugin Hybrid
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Automatic Gearbox
|
Transmission Detail
Dual-Clutch Automatic
|
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
|
Power HP
381 - 816 HP
|
Power HP
353 - 782 HP
|
|
Acceleration 0-100km/h
2.9 - 4.9 s
|
Acceleration 0-100km/h
2.9 - 5.3 s
|
|
Max Speed
260 - 317 km/h
|
Max Speed
270 - 325 km/h
|
|
Torque
480 - 1420 Nm
|
Torque
500 - 1000 Nm
|
|
Number of Cylinders
4 - 8
|
Number of Cylinders
6 - 8
|
|
Power kW
280 - 600 kW
|
Power kW
260 - 575 kW
|
|
Engine capacity
1991 - 3982 cm3
|
Engine capacity
2894 - 3996 cm3
|
General |
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|---|---|
|
Model Year
2025
|
Model Year
2025
|
|
CO2 Efficiency Class
G
|
CO2 Efficiency Class
G, B, C
|
|
Brand
Mercedes-Benz
|
Brand
Porsche
|
What drive types are available for the Mercedes SL Class?
The Mercedes SL Class is available as Rear-Wheel Drive or All-Wheel Drive.
The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.