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Mercedes GLA vs Genesis G90 comparison

Compare performance (421 HP vs 415 HP), boot space and price (38,800 £ vs 96,200 £ ) at a glance. Find out which car is the better choice for you – Mercedes GLA or Genesis G90?

Mercedes GLA vs Genesis G90: Key differences

Mercedes GLA

4.6 (3 Reviews)
rate
  • substantially cheaper
  • marginally more power
  • significantly more efficient
  • noticeably quicker 0–100 km/h
  • considerably lighter
  • somewhat more trunk space
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Genesis G90

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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

GLA

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Mercedes GLA is substantially cheaper – starting at 38,800 £ , while the Genesis G90 costs 96,200 £ . That’s a price difference of around 57,318 £.

Fuel consumption also shows a difference: the Mercedes GLA uses 2.9 L/100km and is significantly more efficient than the Genesis G90 with 11 L/100km. The difference is about 8.1 L/100km.

G90

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 Mercedes GLA offers marginally more power – delivering 421 HP compared to 415 HP. That’s roughly 6 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes GLA is noticeably quicker – completing the sprint in 4.3 s, while the Genesis G90 takes 5.2 s. That’s about 0.9 s quicker.

Looking at top speed, the Genesis G90 is slightly 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 Genesis G90 delivers only slightly more torque with 549 Nm compared to 500 Nm. That’s about 49 Nm more.

GLA

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes GLA is considerably lighter – 1,570 kg compared to 2,260 kg. The difference is around 690 kg.

Looking at boot space, the Mercedes GLA offers somewhat more boot space – 435 L compared to 368 L. That’s a difference of about 67 L.

When it comes to payload, the Genesis G90 carries very slightly more – 505 kg compared to 500 kg. That’s a difference of about 5 kg.

Who wins the race in the data check?

The Mercedes GLA 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 £38,800
GLA

Mercedes GLA

  • Engine Type : Plugin Hybrid, Petrol MHEV, Diesel, Petrol
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 421 HP
  • Consumption L/100km : 2.9 - 9.5 L/100km
  • Electric Range : 74 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 …
Mercedes A Class
Mercedes GLA
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The Mercedes A‑Class is the sharper, more driver-focused hatch that feels nimble and refined on twisty roads, while the Mercedes GLA trades a bit of agility for SUV practicality with a higher ride height, extra luggage space and a commanding view of the road. Pick the A‑Class for sporty handling, …
Mercedes GLA
Genesis G90

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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

Genesis G90

The Genesis G90 is the brand's flagship limousine, wrapping passengers in a serene cabin that feels bespoke and quietly confident. It delivers a cultured ride, sumptuous materials and clever tech smarts, all served with an understated swagger that makes rear-seat commuters feel like they've finally arrived.

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Reviews Genesis G90

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

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Mercedes GLA
Genesis G90

Costs and Consumption
Price
38,800 - 75,300 £
Price
96,200 - 108,200 £
Consumption L/100km
2.9 - 9.5 L/100km
Consumption L/100km
11 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
74 km
Electric Range
-
Battery Capacity
12.9 kWh
Battery Capacity
-
co2
66 - 216 g/km
co2
248 g/km
Fuel tank capacity
35 L
Fuel tank capacity
73 L

Dimensions and Body
Body Type
SUV
Body Type
Sedan
Seats
5
Seats
4 - 5
Doors
5
Doors
4
Curb weight
1,570 - 1,810 kg
Curb weight
2,260 - 2,470 kg
Trunk capacity
385 - 435 L
Trunk capacity
368 L
Length
4,412 mm
Length
5,275 - 5,465 mm
Width
1,834 - 1,849 mm
Width
1,930 mm
Height
1,616 mm
Height
1,490 mm
Max trunk capacity
1,385 L
Max trunk capacity
-
Payload
480 - 500 kg
Payload
370 - 505 kg

Engine and Performance
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel, Petrol
Engine Type
Petrol MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
116 - 421 HP
Power HP
415 HP
Acceleration 0-100km/h
4.3 - 11 s
Acceleration 0-100km/h
5.2 - 5.4 s
Max Speed
210 km/h
Max Speed
250 km/h
Torque
230 - 500 Nm
Torque
549 Nm
Number of Cylinders
4
Number of Cylinders
6
Power kW
85 - 310 kW
Power kW
305 kW
Engine capacity
1,332 - 1,991 cm3
Engine capacity
3,470 cm3

General
Model Year
2,024 - 2,025
Model Year
2023
CO2 Efficiency Class
B, E, F, G
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Genesis
Is the Mercedes GLA offered with different drivetrains?

The Mercedes GLA is available as Front-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.