@ BMW Group Press
@ Mercedes-Benz Group Media
VS

BMW i4 vs Mercedes GLS – Performance, range & efficiency compared

Compare performance, boot capacity, efficiency and price at a glance.
Find out which car is the better choice for you – BMW i4 or Mercedes GLS?

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

i4 @ BMW Group Press

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.

BMW i4 has a clearly advantage in terms of price – it starts at 49400 £, while the Mercedes GLS costs 96100 £. That’s a price difference of around 46749 £.

GLS @ Mercedes-Benz Group Media

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 GLS has a slight edge – offering 634 HP compared to 601 HP. That’s roughly 33 HP more horsepower.

In acceleration from 0 to 100 km/h, the BMW i4 is somewhat quicker – completing the sprint in 3.70 s, while the Mercedes GLS takes 4.20 s. That’s about 0.50 s faster.

In terms of top speed, the Mercedes GLS performs slightly better – reaching 280 km/h, while the BMW i4 tops out at 225 km/h. The difference is around 55 km/h.

There’s also a difference in torque: Mercedes GLS pulls barely noticeable stronger with 850 Nm compared to 795 Nm. That’s about 55 Nm difference.

i4 @ BMW Group Press

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 noticeable more seating capacity – 7 vs 5.

In curb weight, BMW i4 is distinct lighter – 2070 kg compared to 2550 kg. The difference is around 480 kg.

In terms of boot space, the BMW i4 offers clearly perceptible more room – 470 L compared to 355 L. That’s a difference of about 115 L.

In maximum load capacity, the Mercedes GLS performs clearly better – up to 2400 L, which is about 1110 L more than the BMW i4.

When it comes to payload, Mercedes GLS noticeable takes the win – 695 kg compared to 480 kg. That’s a difference of about 215 kg.

Who comes out on top?

Overall, the BMW i4 shows itself to be barely ahead and secures the title of DriveDuel Champion.
It convinces with the more balanced overall package and proves to be the more versatile choice for everyday use.

from about £49,400
i4 @ BMW Group Press

BMW i4

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 286 - 601 HP
  • Consumption kWh/100km : 14.7 - 16.7 kWh
  • Electric Range : 514 - 613 km
details

BMW i4

5 (1)
rate

The BMW i4 arrives with the poise of a classic Gran Coupé, marrying BMW's playful handling with a sleek, modern interior that makes switching to electric feel like an upgrade rather than a compromise. For buyers who want a practical daily driver that still enjoys a spirited back-road run, the i4 quietly delivers smiles and a surprising dose of driver engagement.

details
P90439358_highRes_bmw-i4-m50-9-2021 @ BMW Group Press
P90439356_highRes_bmw-i4-m50-9-2021 @ BMW Group Press
P90439360_highRes_bmw-i4-m50-9-2021 @ BMW Group Press
P90439369_highRes_bmw-i4-m50-9-2021 @ BMW Group Press
P90422904_highRes_bmw-i4-interieur-6-2 @ BMW Group Press

Mercedes GLS

The Mercedes-Benz GLS represents the epitome of luxury and spaciousness in the SUV category, offering a blend of refined elegance and advanced technology. With its imposing presence and meticulously crafted interior, it provides both driver and passengers with unparalleled comfort and sophistication. The vehicle's state-of-the-art features and smooth performance make it a standout choice for those seeking both style and functionality in their automotive experience.

details
19C0481_004 @ Mercedes-Benz Group Media
19C0481_007 @ Mercedes-Benz Group Media
19C0483_036 @ Mercedes-Benz Group Media
19C0480_047 @ Mercedes-Benz Group Media
18C1072_111 @ Mercedes-Benz Group Media

Top Car Comparisons

@ BMW Group Press
BMW i4
@ Polestar Automotive Holding
Polestar 4
VS
In the battle of electric performance sedans, the BMW i4 emerges as a sporty contender with its impressive blend of dynamic handling and long-range capability, appealing to enthusiasts seeking an engaging driving experience. In contrast, the Polestar 4 offers a compelling package with its sleek …
@ BMW Group Press
BMW i4
@ BMW Group Press
BMW iX1
VS
In the battle of BMW’s electric offerings, the i4 and iX1 showcase different philosophies within the brand’s electrified lineup. The i4 impresses with its sporty coupe design and dynamic driving experience, appealing to enthusiasts who crave performance. On the other hand, the iX1 combines …
BMW i4
Mercedes GLS
i4 @ BMW Group Press
GLS @ Mercedes-Benz Group Media

Costs and Consumption
Price
49400 - 62500 £
Price
96100 - 208500 £
Consumption L/100km
-
Consumption L/100km
7.8 - 13.7 L
Consumption kWh/100km
14.7 - 16.7 kWh
Consumption kWh/100km
-
Electric Range
514 - 613 km
Electric Range
-
Battery Capacity
67.1 - 81.3 kWh
Battery Capacity
-
co2
0 g/km
co2
204 - 310 g/km
Fuel tank capacity
-
Fuel tank capacity
90 L

Dimensions and Body
Body Type
Hatchback
Body Type
SUV
Seats
5
Seats
7
Doors
5
Doors
5
Curb weight
2070 - 2285 kg
Curb weight
2550 - 2825 kg
Trunk capacity
470 L
Trunk capacity
355 L
Length
4783 mm
Length
5208 - 5233 mm
Width
1852 mm
Width
1956 mm
Height
1448 mm
Height
1782 - 1838 mm
Max trunk capacity
1290 L
Max trunk capacity
2400 L
Payload
445 - 480 kg
Payload
445 - 695 kg

Engine and Performance
Engine Type
Electric
Engine Type
Petrol MHEV, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
286 - 601 HP
Power HP
333 - 634 HP
Acceleration 0-100km/h
3.7 - 6 s
Acceleration 0-100km/h
4.2 - 6.7 s
Max Speed
190 - 225 km/h
Max Speed
238 - 280 km/h
Torque
400 - 795 Nm
Torque
500 - 850 Nm
Number of Cylinders
-
Number of Cylinders
6 - 8
Power kW
210 - 442 kW
Power kW
245 - 466 kW
Engine capacity
-
Engine capacity
2989 - 3982 cm3

General
Model Year
2025
Model Year
2024 - 2025
CO2 Efficiency Class
A
CO2 Efficiency Class
G
Brand
BMW
Brand
Mercedes-Benz

Similar Comparisons

@ BMW Group Press
BMW i4
@ BMW Group Press
BMW iX2
VS
The BMW i4 and BMW iX2 are two standout electric vehicles that cater to different preferences within the EV market. While the i4 impresses with its sleek design and sporty performance as a four-door coupe, the iX2 offers a more versatile SUV experience with added space and practicality. Both models …
@ Audi AG
Audi A6 e-tron Avant
@ BMW Group Press
BMW i4
VS
In the competitive arena of electric vehicles, the Audi A6 e-tron Avant presents a luxurious blend of practicality and performance, boasting a spacious interior and cutting-edge technology. In contrast, the BMW i4 emphasizes dynamic driving, offering an engaging experience with its sporty handling …
@ BMW Group Press
BMW i4
@ BYD Auto / BYD Global Media
BYD Seal
VS
In a thrilling showdown between the BMW i4 and the BYD Seal, automotive enthusiasts will find themselves captivated by the impressive blend of performance and technology both electric vehicles offer. The BMW i4 boasts a refined driving experience with its powerful dual-motor setup, while the BYD …
@ BMW Group Press
BMW i4
@ Volvo Cars
Volvo EX40
VS
Unsure whether the BMW i4 or the Volvo EX40 is the better match? Compare both models directly and discover differences in power, efficiency, comfort and value for money — all summarized in one easy view to support your decision.
@ BMW Group Press
BMW i4
@ Tesla, Inc.
Tesla Model Y
VS
The BMW i4 and Tesla Model Y compete for the top spot in your garage. See how both models differ in key areas like performance, running costs, interior space and technology. A fast, clear comparison helps you pick the one that fits your needs best.
@ BMW Group Press
BMW i4
@ BMW Group Press
BMW iX3
VS
In the electric vehicle segment, the BMW i4 and BMW iX3 offer distinct experiences tailored to different preferences. The i4 captivates with its sporty design and exhilarating performance, appealing to enthusiasts who crave a dynamic drive. Meanwhile, the iX3 shines as a versatile SUV, combining …
@ BMW Group Press
BMW 4 Series Gran Coupe
@ BMW Group Press
BMW i4
VS
The BMW 4 Series Gran Coupe and BMW i4 compete for the top spot in your garage. See how both models differ in key areas like performance, running costs, interior space and technology. A fast, clear comparison helps you pick the one that fits your needs best.
@ BMW Group Press
BMW i4
@ Dr. Ing. h.c. F. Porsche AG
Porsche Macan
VS
Unsure whether the BMW i4 or the Porsche Macan is the better match? Compare both models directly and discover differences in power, efficiency, comfort and value for money — all summarized in one easy view to support your decision.
What drivetrain options does the BMW i4 have?

The BMW i4 is available as Rear-Wheel Drive or All-Wheel Drive.

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.