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Mazda 6 Estate vs Mercedes GLS comparison

Compare performance (194 HP vs 404 HP), boot space and price (30,000 £ vs 92,700 £ ) at a glance. Find out which car is the better choice for you – Mazda 6 Estate or Mercedes GLS?

Mazda 6 Estate vs Mercedes GLS: Key differences

Mazda 6 Estate

4.7 (1 Reviews)
rate
  • substantially cheaper
  • slightly more efficient
  • significantly lighter
  • noticeably more trunk space
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Mercedes GLS

  • significantly more power
  • considerably quicker 0–100 km/h
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By Achim Sedelmaier

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

6 Estate

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 Estate is substantially cheaper – starting at 30,000 £ , while the Mercedes GLS costs 92,700 £ . That’s a price difference of around 62,662 £.

Fuel consumption also shows a difference: the Mazda 6 Estate uses 6.8 L/100km and is slightly more efficient than the Mercedes GLS with 7.9 L/100km. The difference is about 1.1 L/100km.

GLS

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 GLS offers significantly more power – delivering 404 HP compared to 194 HP. That’s roughly 210 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLS is considerably quicker – completing the sprint in 5.6 s, while the Mazda 6 Estate takes 8.1 s. That’s about 2.5 s quicker.

There’s also a difference in torque: the Mercedes GLS delivers significantly more torque with 750 Nm compared to 258 Nm. That’s about 492 Nm more.

6 Estate

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 GLS offers more seats – 7 vs 5.

In terms of curb weight, Mazda 6 Estate is significantly lighter – 1,475 kg compared to 2,580 kg. The difference is around 1,105 kg.

Looking at boot space, the Mazda 6 Estate offers noticeably more boot space – 522 L compared to 355 L. That’s a difference of about 167 L.

When it comes to payload, the Mercedes GLS carries markedly more – 820 kg compared to 571 kg. That’s a difference of about 249 kg.

Who wins the race in the data check?

The Mazda 6 Estate comes out clearly 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 £30,000
6 Estate

Mazda 6 Estate

  • Engine Type Petrol
  • Transmission Manuel, Automatic
  • Drive Type Front-Wheel Drive
  • Power HP 145 - 194 HP
  • Consumption L/100km 6.8 - 7.6 L/100km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mazda 6 Estate

The Mazda 6 Estate marries elegant, flowing design with everyday practicality, so you get a grown-up wagon that still looks the part on a weekend escape. It rewards drivers with poised handling and a nicely finished cabin, proving that sensible family cars can be engaging — and a little bit cheeky — too.

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Reviews Mazda 6 Estate

4.7 (1 Reviews)
rate

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

Mercedes GLS

The GLS — usually just called the GLS — is Mercedes' flagship SUV, wrapping limousine-like comfort and commanding road presence into a smart, family-ready package. It pampers occupants with a hushed cabin, premium materials and intuitive tech, while still managing to feel confident and a little indulgent on the daily commute.

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Reviews Mercedes GLS

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Mercedes GLS

Costs and Consumption
Price
30,000 - 43,500 £
Price
92,700 - 104,600 £
Consumption L/100km
6.8 - 7.6 L/100km
Consumption L/100km
7.9 - 9.9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
155 - 172 g/km
co2
206 - 226 g/km
Fuel tank capacity
62 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
SUV
Seats
5
Seats
7
Doors
5
Doors
-
Curb weight
1,475 - 1,598 kg
Curb weight
2,580 - 2,670 kg
Trunk capacity
522 L
Trunk capacity
355 L
Length
4,805 mm
Length
-
Width
1,840 mm
Width
1,956 mm
Height
1,480 mm
Height
-
Max trunk capacity
1,664 L
Max trunk capacity
-
Payload
483 - 571 kg
Payload
810 - 820 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Petrol MHEV, Diesel MHEV
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
145 - 194 HP
Power HP
336 - 404 HP
Acceleration 0-100km/h
8.1 - 10.7 s
Acceleration 0-100km/h
5.6 - 6.2 s
Max Speed
205 - 223 km/h
Max Speed
-
Torque
213 - 258 Nm
Torque
560 - 750 Nm
Number of Cylinders
4
Number of Cylinders
6
Power kW
107 - 143 kW
Power kW
247 - 297 kW
Engine capacity
1,998 - 2,488 cm3
Engine capacity
2,989 - 2,999 cm3

General
Model Year
2,021 - 2,022
Model Year
2026
CO2 Efficiency Class
E, F
CO2 Efficiency Class
G
Brand
Mazda
Brand
Mercedes-Benz
What drivetrain options does the Mazda 6 Estate have?

The Mazda 6 Estate is available as Front-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.