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Mercedes GLE vs Porsche 911 Convertible comparison

Compare performance (585 HP vs 711 HP), boot space and price (78,900 £ vs 138,000 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLE or Porsche 911 Convertible?

Mercedes GLE vs Porsche 911 Convertible: Key differences

Mercedes GLE

4.7 (3 Reviews)
rate
  • clearly cheaper
  • considerably more efficient
  • substantially more trunk space
details

Porsche 911 Convertible

  • moderately more power
  • substantially quicker 0–100 km/h
  • clearly lighter
details

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

GLE

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Mercedes GLE is clearly cheaper – starting at 78,900 £ , while the Porsche 911 Convertible costs 138,000 £ . That’s a price difference of around 59,088 £.

Fuel consumption also shows a difference: the Mercedes GLE uses 3.2 L/100km and is considerably more efficient than the Porsche 911 Convertible with 10.5 L/100km. The difference is about 7.3 L/100km.

911 Convertible

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 Porsche 911 Convertible offers moderately more power – delivering 711 HP compared to 585 HP. That’s roughly 126 HP more horsepower.

When accelerating from 0 to 100 km/h, the Porsche 911 Convertible is substantially quicker – completing the sprint in 2.6 s, while the Mercedes GLE takes 4.5 s. That’s about 1.9 s quicker.

There’s also a difference in torque: the Porsche 911 Convertible delivers marginally more torque with 800 Nm compared to 750 Nm. That’s about 50 Nm more.

GLE

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Seats: Mercedes GLE offers more seats – 5 vs 4.

In terms of curb weight, Porsche 911 Convertible is clearly lighter – 1,572 kg compared to 2,390 kg. The difference is around 818 kg.

Looking at boot space, the Mercedes GLE offers substantially more boot space – 655 L compared to 373 L. That’s a difference of about 282 L.

When it comes to payload, the Mercedes GLE carries substantially more – 770 kg compared to 345 kg. That’s a difference of about 425 kg.

Who wins the race in the data check?

The Mercedes GLE stands well ahead of its rival 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.

from £78,900
GLE

Mercedes GLE

  • Engine Type Petrol MHEV, Plugin Hybrid, Diesel MHEV
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 309 - 585 HP
  • Consumption L/100km 3.2 - 10.6 L/100km
  • Electric Range 91 - 104 km
details

Frequently compared as well

Mercedes GLE
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Porsche 911 Convertible

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes GLE

The Mercedes GLE blends luxurious comfort with a confident road presence, wrapping tech and refinement in an SUV shape that still knows how to behave on a twisty back road. Inside it's plush and quiet, with clever storage and driver aids that make long trips effortless — plus the badge gives it that easy-to-respect curb appeal.

details
18C0625_033
18C0625_078
18C0625_137
18C0625_003

Reviews Mercedes GLE

4.7 (3 Reviews)
rate
Andreas
7 Jun 2026, 08:43:32

Mercedes is completely superior to Volvo, which feels plasticky and noisy with poor fit and finish, a poor tactile feel in the controls and a lack of buttons.

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Victor
10 Apr 2026, 07:46:13

I just love Benz cars

How do you mainly use this car? (optional): Leisure / Weekend driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

Porsche 911 Convertible

The Porsche 911 Cabriolet transforms the iconic silhouette into an open‑air weapon, offering roof-down glamour and razor-sharp handling that still feels perfectly composed on normal roads. It’s the kind of car that serves daily duties with surprising ease while delivering intoxicating engine music and a grin factor that makes every trip feel like a small victory.

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Reviews Porsche 911 Convertible

No reviews yet. Share your experience and help others decide.

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Porsche 911 Convertible

Costs and Consumption
Price
78,900 - 115,800 £
Price
138,000 - 244,500 £
Consumption L/100km
3.2 - 10.6 L/100km
Consumption L/100km
10.5 - 13.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
91 - 104 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
72 - 241 g/km
co2
237 - 310 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Convertible
Seats
5
Seats
2 - 4
Doors
-
Doors
-
Curb weight
2,390 - 2,815 kg
Curb weight
1,572 - 1,900 kg
Trunk capacity
485 - 655 L
Trunk capacity
163 - 373 L
Length
-
Length
-
Width
2,010 - 2,018 mm
Width
1,852 - 1,900 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
495 - 770 kg
Payload
195 - 345 kg

Engine and Performance
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
Engine Type
Petrol, Full Hybrid
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
309 - 585 HP
Power HP
394 - 711 HP
Acceleration 0-100km/h
4.5 - 6.2 s
Acceleration 0-100km/h
2.6 - 4.7 s
Max Speed
-
Max Speed
-
Torque
560 - 750 Nm
Torque
450 - 800 Nm
Number of Cylinders
6
Number of Cylinders
6
Power kW
227 - 430 kW
Power kW
290 - 523 kW
Engine capacity
2,989 - 2,999 cm3
Engine capacity
2,981 - 3,996 cm3

General
Model Year
2026
Model Year
2,024 - 2,026
CO2 Efficiency Class
G, B
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Porsche
What drive types are available for the Mercedes GLE?

The Mercedes GLE is offered with All-Wheel Drive.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.