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Mercedes C Class Sedan vs Mercedes GLA comparison

Compare performance (680 HP vs 421 HP), boot space and price (41,300 £ vs 38,800 £ ) at a glance. Find out which car is the better choice for you – Mercedes C Class Sedan or Mercedes GLA?

Mercedes C Class Sedan vs Mercedes GLA: Key differences

Mercedes C Class Sedan

  • visibly more power
  • clearly more efficient
  • markedly more electric range
  • noticeably quicker 0–100 km/h
  • very slightly more trunk space

Mercedes GLA

4.6 (3 Reviews)
rate
  • barely cheaper
  • very slightly lighter

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

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

C Class Sedan

Costs and Efficiency:

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

Mercedes GLA is barely cheaper – starting at 38,800 £ , while the Mercedes C Class Sedan costs 41,300 £ . That’s a price difference of around 2,489 £.

Fuel consumption also shows a difference: the Mercedes C Class Sedan uses 1.6 L/100km and is clearly more efficient than the Mercedes GLA with 2.9 L/100km. The difference is about 1.3 L/100km.

As for electric range, the Mercedes C Class Sedan offers markedly more range – reaching up to 117 km, about 43 km more than the Mercedes GLA.

GLA

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Mercedes C Class Sedan offers visibly more power – delivering 680 HP compared to 421 HP. That’s roughly 259 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes C Class Sedan is noticeably quicker – completing the sprint in 3.4 s, while the Mercedes GLA takes 4.3 s. That’s about 0.9 s quicker.

Looking at top speed, the Mercedes C Class Sedan is somewhat faster – reaching 250 km/h, while the Mercedes GLA tops out at 210 km/h. The difference is around 40 km/h.

There’s also a difference in torque: the Mercedes C Class Sedan delivers substantially more torque with 1,020 Nm compared to 500 Nm. That’s about 520 Nm more.

C Class Sedan

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes GLA is very slightly lighter – 1,570 kg compared to 1,695 kg. The difference is around 125 kg.

Looking at boot space, the Mercedes C Class Sedan offers very slightly more boot space – 455 L compared to 435 L. That’s a difference of about 20 L.

When it comes to payload, the Mercedes C Class Sedan carries moderately more – 570 kg compared to 500 kg. That’s a difference of about 70 kg.

Who wins the race in the data check?

The Mercedes C Class Sedan holds a decisive overall lead 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 £41,300
C Class Sedan

Mercedes C Class Sedan

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 183 - 680 HP
  • Consumption L/100km : 1.6 - 9 L/100km
  • Electric Range : 11 - 117 km
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Frequently compared as well

Mercedes B Class
Mercedes GLA
VS
The Mercedes B‑Class is the practical, airy people‑carrier that prioritises space and comfort, while the Mercedes GLA takes the same mechanical smarts and adds SUV looks, higher ride height and a touch more road presence. Pick the B‑Class for family‑friendly sense and efficiency, choose the GLA if …
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Mercedes C Class Sedan
Mercedes GLA

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes C Class Sedan

The Mercedes C‑Class is the compact executive that dresses like it owns the boulevard, with an interior that blends modern elegance and plush comfort to make everyday driving feel unexpectedly special. On the road it pairs poise with a hint of cheeky agility, rewarding drivers who want refinement without forfeiting a touch of fun — and yes, it still looks great in the driveway.

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Reviews Mercedes C Class Sedan

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

Mercedes GLA

The Mercedes GLA blends Mercedes style with compact crossover practicality, looking sharper than its size suggests while still feeling purposeful around town. Inside it serves up premium materials and tech-forward ergonomics, and the composed ride makes it an appealing pick for buyers who want luxury wrapped in a city-friendly package with a wink of adventurous spirit.

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Reviews Mercedes GLA

4.6 (3 Reviews)
rate
Gutter
24 Feb 2026, 21:53:27

Super nimble, very impressive power from this 1,300cc mild‑hybrid engine — in town, on the road and on the motorway for this 2025 GLA 180 Style AMG... premium interior!

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
Serge
16 Jan 2026, 16:09:11

You have to compare like with like — the GLA should be compared to the Q3, not the Q2 as in your study!

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

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Mercedes C Class Sedan
Mercedes GLA

Costs and Consumption
Price
41,300 - 103,400 £
Price
38,800 - 75,300 £
Consumption L/100km
1.6 - 9 L/100km
Consumption L/100km
2.9 - 9.5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
11 - 117 km
Electric Range
74 km
Battery Capacity
19.5 kWh
Battery Capacity
12.9 kWh
co2
41 - 205 g/km
co2
66 - 216 g/km
Fuel tank capacity
50 L
Fuel tank capacity
35 L

Dimensions and Body
Body Type
Sedan
Body Type
SUV
Seats
5
Seats
5
Doors
4
Doors
5
Curb weight
1,695 - 2,195 kg
Curb weight
1,570 - 1,810 kg
Trunk capacity
315 - 455 L
Trunk capacity
385 - 435 L
Length
4,751 mm
Length
4,412 mm
Width
1,820 - 1,900 mm
Width
1,834 - 1,849 mm
Height
1,438 mm
Height
1,616 mm
Max trunk capacity
-
Max trunk capacity
1,385 L
Payload
480 - 570 kg
Payload
480 - 500 kg

Engine and Performance
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
183 - 680 HP
Power HP
116 - 421 HP
Acceleration 0-100km/h
3.4 - 8.6 s
Acceleration 0-100km/h
4.3 - 11 s
Max Speed
235 - 250 km/h
Max Speed
210 km/h
Torque
250 - 1,020 Nm
Torque
230 - 500 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
135 - 500 kW
Power kW
85 - 310 kW
Engine capacity
1,496 - 1,999 cm3
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2,024 - 2,025
Model Year
2,024 - 2,025
CO2 Efficiency Class
E, B, D, G
CO2 Efficiency Class
B, E, F, G
Brand
Mercedes-Benz
Brand
Mercedes-Benz
What drivetrain options does the Mercedes C Class Sedan have?

The Mercedes C Class Sedan is available as Rear-Wheel Drive or 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.