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Peugeot 308 vs Mercedes GLA comparison

Compare performance (195 HP vs 421 HP), boot space and price (29,200 £ vs 38,800 £ ) at a glance. Find out which car is the better choice for you – Peugeot 308 or Mercedes GLA?

Peugeot 308 vs Mercedes GLA: Key differences

Peugeot 308

5 (2 Reviews)
rate
  • visibly cheaper
  • noticeably more efficient
  • substantially more electric range
  • marginally lighter
details

Mercedes GLA

4.5 (4 Reviews)
rate
  • substantially more power
  • clearly quicker 0–100 km/h
  • marginally more trunk space
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

308

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Peugeot 308 is visibly cheaper – starting at 29,200 £ , while the Mercedes GLA costs 38,800 £ . That’s a price difference of around 9,599 £.

Fuel consumption also shows a difference: the Peugeot 308 uses 2.3 L/100km and is noticeably more efficient than the Mercedes GLA with 2.9 L/100km. The difference is about 0.6 L/100km.

As for electric range, the Peugeot 308 offers substantially more range – reaching up to 450 km, about 376 km more than the Mercedes GLA.

GLA

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 GLA offers substantially more power – delivering 421 HP compared to 195 HP. That’s roughly 226 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLA is clearly quicker – completing the sprint in 4.3 s, while the Peugeot 308 takes 7.6 s. That’s about 3.3 s quicker.

There’s also a difference in torque: the Mercedes GLA delivers visibly more torque with 500 Nm compared to 300 Nm. That’s about 200 Nm more.

308

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In terms of curb weight, Peugeot 308 is marginally lighter – 1,453 kg compared to 1,570 kg. The difference is around 117 kg.

Looking at boot space, the Mercedes GLA offers marginally more boot space – 435 L compared to 412 L. That’s a difference of about 23 L.

When it comes to payload, the Peugeot 308 carries only slightly more – 503 kg compared to 500 kg. That’s a difference of about 3 kg.

Who wins the race in the data check?

The Peugeot 308 sits just 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.

from £29,200
308

Peugeot 308

  • Engine Type Petrol MHEV, Diesel, Plugin Hybrid, Electric
  • Transmission Automatic
  • Drive Type Front-Wheel Drive
  • Power HP 131 - 195 HP
  • Consumption L/100km 2.3 - 5.1 L/100km
  • Consumption kWh/100km 15.6 kWh/100km
  • Electric Range 81 - 450 km
Peugeot 308
Mercedes GLA

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Peugeot 308

The Peugeot 308 brings a sleek, feline profile and an unexpectedly upscale cabin, with clever packaging and materials that feel a touch more premium than you might expect. It’s composed on the road, easy to live with for daily life, and a smart choice if you want a stylish hatch that still behaves when the road gets interesting.

details

Mercedes GLA

The Mercedes GLA is a compact luxury crossover that brings Mercedes-Benz's refined design and premium cabin materials into a practical, city-friendly package. It combines comfortable ride quality and intuitive tech with poised handling, making it a confident choice for everyday driving and longer journeys.

details
Peugeot 308
Mercedes GLA

Costs and Consumption

Price
29,200 - 42,600 £
Price
38,800 - 75,300 £
Consumption L/100km
2.3 - 5.1 L/100km
Consumption L/100km
2.9 - 9.5 L/100km
Consumption kWh/100km
15.6 kWh/100km
Consumption kWh/100km
-
Electric Range
81 - 450 km
Electric Range
74 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 133 g/km
co2
66 - 216 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Hatchback
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,453 - 1,749 kg
Curb weight
1,570 - 1,810 kg
Trunk capacity
314 - 412 L
Trunk capacity
385 - 435 L
Length
-
Length
-
Width
1,852 mm
Width
1,834 - 1,849 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
430 - 503 kg
Payload
480 - 500 kg

Engine and Performance

Engine Type
Petrol MHEV, Diesel, Plugin Hybrid, Electric
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox, Reduction Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
131 - 195 HP
Power HP
116 - 421 HP
Acceleration 0-100km/h
7.6 - 10.6 s
Acceleration 0-100km/h
4.3 - 11 s
Max Speed
-
Max Speed
-
Torque
230 - 300 Nm
Torque
230 - 500 Nm
Number of Cylinders
3 - 4
Number of Cylinders
4
Power kW
96 - 143 kW
Power kW
85 - 310 kW
Engine capacity
1,199 - 1,598 cm3
Engine capacity
1,332 - 1,991 cm3

General

Model Year
2,025 - 2,026
Model Year
2025
CO2 Efficiency Class
C, D, B, A
CO2 Efficiency Class
E, F, B, G
Brand
Peugeot
Brand
Mercedes-Benz
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.