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Mercedes S Class vs Porsche Panamera - Differences and prices compared

Compare performance (802 HP vs 782 HP), boot space and price (97200 £ vs 99800 £ ) at a glance. Find out which car is the better choice for you – Mercedes S Class or Porsche Panamera?

Mercedes S Class

Porsche Panamera

Here’s where it gets real: The technical differences in detail

S Class

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Mercedes S Class has a hardly perceptible advantage in terms of price – it starts at 97200 £ , while the Porsche Panamera costs 99800 £ . That’s a price difference of around 2601 £.

Fuel consumption also shows a difference: Mercedes S Class manages with 2.30 L and is therefore clearly perceptible more efficient than the Porsche Panamera with 3 L. The difference is about 0.70 L per 100 km.

As for electric range, the Mercedes S Class performs slightly better – achieving up to 117 km, about 20 km more than the Porsche Panamera.

Panamera

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the Mercedes S Class has a minimal edge – offering 802 HP compared to 782 HP. That’s roughly 20 HP more horsepower.

In acceleration from 0 to 100 km/h, the Porsche Panamera is to a small extent quicker – completing the sprint in 2.90 s, while the Mercedes S Class takes 3.30 s. That’s about 0.40 s faster.

In terms of top speed, the Porsche Panamera performs evident better – reaching 325 km/h, while the Mercedes S Class tops out at 250 km/h. The difference is around 75 km/h.

There’s also a difference in torque: Mercedes S Class pulls clearly perceptible stronger with 1430 Nm compared to 1000 Nm. That’s about 430 Nm difference.

S Class

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Seats: Mercedes S Class offers somewhat more seating capacity – 5 vs 4.

In curb weight, Porsche Panamera is minimal lighter – 1960 kg compared to 2070 kg. The difference is around 110 kg.

In terms of boot space, the Mercedes S Class offers slightly more room – 550 L compared to 494 L. That’s a difference of about 56 L.

When it comes to payload, Mercedes S Class distinct takes the win – 730 kg compared to 545 kg. That’s a difference of about 185 kg.

Who wins the race in the data check?

The Mercedes S Class is far ahead 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 S Class
Porsche Panamera

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £97,200
S Class

Mercedes S Class

  • Engine Type : Petrol MHEV, Petrol, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Rear-Wheel Drive
  • Power HP : 336 - 802 HP
  • Consumption L/100km : 2.3 - 13.2 L
  • Electric Range : 31 - 117 km
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Mercedes S Class

The Mercedes S-Class wraps peerless comfort, whisper-quiet luxury and subtle tech wizardry into a chauffeur-ready package that still knows how to engage the driver. It’s the car for buyers who want to arrive relaxed, be taken seriously and occasionally enjoy a grin when the road reminds them this limousine can dance.

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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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Reviews Mercedes S Class

Reviews Porsche Panamera

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Mercedes S Class
Porsche Panamera

Costs and Consumption
Price
97200 - 204400 £
Price
99800 - 212100 £
Consumption L/100km
2.3 - 13.2 L
Consumption L/100km
3 - 12 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
31 - 117 km
Electric Range
83 - 97 km
Battery Capacity
10.40 kWh
Battery Capacity
21.80 kWh
co2
52 - 301 g/km
co2
69 - 274 g/km
Fuel tank capacity
65 - 76 L
Fuel tank capacity
75 - 90 L

Dimensions and Body
Body Type
Sedan
Body Type
Hatchback
Seats
5
Seats
4
Doors
4
Doors
5
Curb weight
2070 - 2650 kg
Curb weight
1960 - 2535 kg
Trunk capacity
325 - 550 L
Trunk capacity
421 - 494 L
Length
5179 - 5469 mm
Length
5052 - 5204 mm
Width
1921 - 1954 mm
Width
1937 mm
Height
1503 - 1515 mm
Height
1415 - 1428 mm
Max trunk capacity
-
Max trunk capacity
1255 - 1385 L
Payload
420 - 730 kg
Payload
340 - 545 kg

Engine and Performance
Engine Type
Petrol MHEV, Petrol, Plugin Hybrid, Diesel MHEV
Engine Type
Petrol, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
336 - 802 HP
Power HP
353 - 782 HP
Acceleration 0-100km/h
3.3 - 5.9 s
Acceleration 0-100km/h
2.9 - 5.3 s
Max Speed
250 km/h
Max Speed
270 - 325 km/h
Torque
500 - 1430 Nm
Torque
500 - 1000 Nm
Number of Cylinders
6 - 12
Number of Cylinders
6 - 8
Power kW
247 - 590 kW
Power kW
260 - 575 kW
Engine capacity
2989 - 5980 cm3
Engine capacity
2894 - 3996 cm3

General
Model Year
2024 - 2025
Model Year
2025
CO2 Efficiency Class
G, E, F, B
CO2 Efficiency Class
G, B, C
Brand
Mercedes-Benz
Brand
Porsche

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What drive types are available for the Mercedes S Class?

The Mercedes S Class is available as All-Wheel Drive or Rear-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.