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Mazda 6 Saloon vs Mercedes AMG GT 4-Door Coupé comparison

Compare performance (258 HP vs 1,169 HP), boot space and price (38,500 £ vs 132,600 £ ) at a glance. Find out which car is the better choice for you – Mazda 6 Saloon or Mercedes AMG GT 4-Door Coupé?

Mazda 6 Saloon vs Mercedes AMG GT 4-Door Coupé: Key differences

Mazda 6 Saloon

  • considerably cheaper
  • marginally more efficient
  • clearly lighter
details

Mercedes AMG GT 4-Door Coupé

  • significantly more power
  • slightly more electric range
  • substantially quicker 0–100 km/h
  • somewhat more trunk space
details

By Achim Sedelmaier

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

6 Saloon

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.

Mazda 6 Saloon is considerably cheaper – starting at 38,500 £ , while the Mercedes AMG GT 4-Door Coupé costs 132,600 £ . That’s a price difference of around 94,115 £.

In terms of energy consumption, the Mazda 6 Saloon is marginally more efficient: consuming 16.5 kWh/100km compared to 18.1 kWh/100km for the Mercedes AMG GT 4-Door Coupé. That’s a difference of about 1.6 kWh/100km.

As for electric range, the Mercedes AMG GT 4-Door Coupé offers slightly more range – reaching up to 690 km, about 138 km more than the Mazda 6 Saloon.

AMG GT 4-Door Coupé

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 AMG GT 4-Door Coupé offers significantly more power – delivering 1,169 HP compared to 258 HP. That’s roughly 911 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes AMG GT 4-Door Coupé is substantially quicker – completing the sprint in 2.4 s, while the Mazda 6 Saloon takes 7.6 s. That’s about 5.2 s quicker.

There’s also a difference in torque: the Mercedes AMG GT 4-Door Coupé delivers substantially more torque with 2,000 Nm compared to 320 Nm. That’s about 1,680 Nm more.

Space and Everyday Use:

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

Seats: Mazda 6 Saloon offers more seats – 5 vs 4.

In terms of curb weight, Mazda 6 Saloon is clearly lighter – 2,027 kg compared to 2,535 kg. The difference is around 508 kg.

Looking at boot space, the Mercedes AMG GT 4-Door Coupé offers somewhat more boot space – 400 L compared to 336 L. That’s a difference of about 64 L.

When it comes to payload, the Mercedes AMG GT 4-Door Coupé carries visibly more – 460 kg compared to 360 kg. That’s a difference of about 100 kg.

Who wins the race in the data check?

The Mercedes AMG GT 4-Door Coupé is decisively ahead 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 £132,600
AMG GT 4-Door Coupé

Mercedes AMG GT 4-Door Coupé

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 816 - 1,169 HP
  • Consumption kWh/100km 18.1 - 18.2 kWh/100km
  • Electric Range 686 - 690 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mazda 6 Saloon

The Mazda6 saloon feels like the sensible yet stylish choice for buyers who want a car that drives with poise and looks sharper than its badge suggests. It mixes engaging handling, a refined cabin and everyday practicality without shouting for attention — perfect for those who prefer understated class with a wink.

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Reviews Mazda 6 Saloon

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Mercedes AMG GT 4-Door Coupé

The Mercedes-AMG GT 4-Door Coupé transforms AMG's sports-car attitude into a surprisingly practical four-door package, pairing dramatic coupe looks with an interior that's both luxurious and genuinely usable. It's the choice for buyers who want supercar charisma without losing daily comfort — dramatic presence, a rorty soundtrack, and a chassis that turns routine drives into something worth smiling about.

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Mercedes AMG GT 4-Door Coupé

Costs and Consumption
Price
38,500 - 41,600 £
Price
132,600 - 168,300 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
16.5 - 16.6 kWh/100km
Consumption kWh/100km
18.1 - 18.2 kWh/100km
Electric Range
479 - 552 km
Electric Range
686 - 690 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
-
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Coupe
Seats
5
Seats
4
Doors
5
Doors
-
Curb weight
2,027 - 2,028 kg
Curb weight
2,535 kg
Trunk capacity
336 L
Trunk capacity
400 L
Length
4,921 mm
Length
-
Width
1,890 mm
Width
1,958 mm
Height
1,491 mm
Height
-
Max trunk capacity
1,074 L
Max trunk capacity
-
Payload
359 - 360 kg
Payload
460 kg

Engine and Performance
Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
245 - 258 HP
Power HP
816 - 1,169 HP
Acceleration 0-100km/h
7.6 - 7.8 s
Acceleration 0-100km/h
2.4 - 2.8 s
Max Speed
175 km/h
Max Speed
-
Torque
320 Nm
Torque
1,800 - 2,000 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
180 - 190 kW
Power kW
600 - 860 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2025
Model Year
2026
CO2 Efficiency Class
A
CO2 Efficiency Class
-
Brand
Mazda
Brand
Mercedes-Benz
What drive types are available for the Mazda 6 Saloon?

The Mazda 6 Saloon is available as Rear-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.