Car comparison

Mercedes-Benz GLB (X247) · Facelift 2023 AMG GLB 35vsMercedes-Benz GLS (X167) · Facelift 2026 GLS 450d

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

Mercedes-Benz GLB (X247) · Facelift 2023

AMG GLB 35

306 hp1991 ccGasolineAWDDual-clutchTurbochargedSUV2023-2026
VS

Mercedes-Benz GLS (X167) · Facelift 2026

GLS 450d

367 hp2989 ccDieselAWDAutomaticTwin-turboSUV2026-present

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

Mercedes-Benz GLS (X167) Facelift 2026 GLS 450d

  • Most powerful
    367 hp
    274 kW
  • Highest torque
    750 Nm
    553 lb-ft
  • Lowest combined fuel consumption
    8.5 L/100 km
    27.7 mpg US
    33.2 mpg UK
  • Best estimated range
    1,059 km
    658 mi
  • Best overall score
    74/100
  • Best performance score
    71/100
  • Best economy score
    84/100

Mercedes-Benz GLB (X247) Facelift 2023 AMG GLB 35

  • Quickest 0-100 km/h
    5.5 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Lightest
    1,745 kg
    3,847 lb
  • Best power-to-weight
    175 hp/t
    131 kW/t
    5.7 kg/hp
  • Largest trunk
    570 L
  • Best practicality score
    87/100

Specification comparison

Specification comparison
ModelMercedes-BenzGLB (X247)Facelift 2023AMG GLB 35Mercedes-BenzGLS (X167)Facelift 2026GLS 450d
Power
306hp228kW
367hp274kW
Torque
400Nm295lb-ft
750Nm553lb-ft
Curb weight
1,745kg3,847lb
2,590kg5,710lb
Gross weight
2,320kg5,115lb
3,485kg7,683lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
65.2s99% target: 257 km/h / 160 mph
Calculated
93.2s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
5.5s
5.7s
0-200 km/h
18.5s
Calculated
22.5s
Calculated
0-60 mph
5.2s
Calculated
5.4s
Calculated
Fuel consumption
9.4L/100 km25mpg US30.1mpg UK
8.5L/100 km27.7mpg US33.2mpg UK
Quarter mile
13.6s
Calculated
13.9s
Calculated
Power-to-weight
175hp/t131kW/t80hp/1000 lb
Calculated
142hp/t106kW/t64hp/1000 lb
Calculated
Torque-to-weight
229Nm/t153lb-ft/ton
Calculated
290Nm/t194lb-ft/ton
Calculated
Estimated range
638km397mi
Calculated
1,059km658mi
Calculated
Displacement
1,991cc121cu in
2,989cc182cu in
Length
4,650mm183in
5,217mm205in
Width
1,845mm73in
1,956mm77in
Height
1,665mm66in
1,823mm72in
Wheelbase
2,829mm111in
3,135mm123in
Front track
1,615mm64in
-
Rear track
1,593mm63in
-
Ground clearance-
215mm8in
Trunk volume
570L
355L
Max trunk volume
1,805L
2,400L
Doors
5
5
Seats
5
7
Fuel tank
60L
90L

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

Mercedes-Benz GLB (X247) Facelift 2023 AMG GLB 35Mercedes-Benz GLS (X167) Facelift 2026 GLS 450dPowerTorque
  • Mercedes-Benz GLB (X247) Facelift 2023 AMG GLB 35: Power / Torque
  • Mercedes-Benz GLS (X167) Facelift 2026 GLS 450d: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzGLB (X247)Facelift 2023AMG GLB 356,100 rpm2,500-4,000 rpm6,350 rpm
Mercedes-BenzGLS (X167)Facelift 2026GLS 450d4,000 rpm1,350-2,800 rpm4,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzGLB (X247)Facelift 2023AMG GLB 35Mercedes-BenzGLS (X167)Facelift 2026GLS 450d
Acceleration checkpoints
0-60 mph
0-97 km/h
5.2 s
5.4 s
0-100 km/h
0-62 mph
5.5 s
5.7 s
0-200 km/h
0-124 mph
18.5 s
22.5 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.3 s
2.2 s
330 ft
101 m
6.0 s
5.9 s
1/8 mile
201 m
8.9 s
9.0 s
1000 ft
305 m
11.5 s
11.7 s
1/4 mile
402 m
13.6 s
13.9 s
Trap speed
1/4 mile
402 m
174 km/h
108 mph
164 km/h
102 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Mercedes-Benz GLS (X167) Facelift 2026 GLS 450d has 61 hp more than Mercedes-Benz GLB (X247) Facelift 2023 AMG GLB 35.

The biggest power difference is between Mercedes-Benz GLB (X247) Facelift 2023 AMG GLB 35 and Mercedes-Benz GLS (X167) Facelift 2026 GLS 450d: 61 hp (45 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
VehicleValue
Mercedes-BenzGLB (X247)Facelift 2023AMG GLB 35
1,745 kg
3,847 lb
Mercedes-BenzGLS (X167)Facelift 2026GLS 450d
2,590 kg
5,710 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
Mercedes-BenzGLB (X247)Facelift 2023AMG GLB 35
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Mercedes-BenzGLS (X167)Facelift 2026GLS 450d
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Although Mercedes-Benz GLS (X167) Facelift 2026 GLS 450d has more power, Mercedes-Benz GLB (X247) Facelift 2023 AMG GLB 35 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz GLB (X247) Facelift 2023 AMG GLB 35 and Mercedes-Benz GLS (X167) Facelift 2026 GLS 450d: 0.2 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
VehicleValue
Mercedes-BenzGLB (X247)Facelift 2023AMG GLB 35
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
Mercedes-BenzGLS (X167)Facelift 2026GLS 450d
8.5 L/100 km
27.7 mpg US
33.2 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz GLS (X167) Facelift 2026 GLS 450d and Mercedes-Benz GLB (X247) Facelift 2023 AMG GLB 35: 0.9 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
Mercedes-BenzGLB (X247)Facelift 2023AMG GLB 35
175 hp/t
131 kW/t
5.7 kg/hp
Mercedes-BenzGLS (X167)Facelift 2026GLS 450d
142 hp/t
106 kW/t
7.1 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzGLB (X247)Facelift 2023AMG GLB 35
306 hp
228 kW
5.5 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Mercedes-BenzGLS (X167)Facelift 2026GLS 450d
367 hp
274 kW
5.7 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
Mercedes-BenzGLB (X247)Facelift 2023AMG GLB 35
Power
306 hp
228 kW
0-100 km/h5.5 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
570 L
20.1 cu ft
Length
4,650 mm
183.1 in
Height
1,665 mm
65.6 in
Mercedes-BenzGLS (X167)Facelift 2026GLS 450d
Power
367 hp
274 kW
0-100 km/h5.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
7 seats
Trunk
355 L
12.5 cu ft
Length
5,217 mm
205.4 in
Height
1,823 mm
71.8 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
Mercedes-BenzGLB (X247)Facelift 2023AMG GLB 35
Power
306 hp
228 kW
0-100 km/h5.5 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
Mercedes-BenzGLS (X167)Facelift 2026GLS 450d
Power
367 hp
274 kW
0-100 km/h5.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
8.5 L/100 km
27.7 mpg US
33.2 mpg UK

Mercedes-Benz GLS (X167) Facelift 2026 GLS 450d is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
VehicleFuel consumption, L/100 km0-100 km/h, s
Mercedes-BenzGLB (X247)Facelift 2023AMG GLB 35
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
5.5 s
Mercedes-BenzGLS (X167)Facelift 2026GLS 450d
8.5 L/100 km
27.7 mpg US
33.2 mpg UK
5.7 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
Mercedes-BenzGLB (X247)Facelift 2023AMG GLB 35
175 hp/t
131 kW/t
5.7 kg/hp
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
Mercedes-BenzGLS (X167)Facelift 2026GLS 450d
142 hp/t
106 kW/t
7.1 kg/hp
8.5 L/100 km
27.7 mpg US
33.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzGLB (X247)Facelift 2023AMG GLB 35Mercedes-BenzGLS (X167)Facelift 2026GLS 450d
Power
306 hp
228 kW
367 hp
274 kW
Torque
400 Nm
295 lb-ft
750 Nm
553 lb-ft
Acceleration
5.5 s
5.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,745 kg
3,847 lb
2,590 kg
5,710 lb
Fuel consumption
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
8.5 L/100 km
27.7 mpg US
33.2 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
570 L
20.1 cu ft
Length
4,650 mm
183.1 in
Height
1,665 mm
65.6 in
Doors/seats
5 doors
7 seats
Trunk
355 L
12.5 cu ft
Length
5,217 mm
205.4 in
Height
1,823 mm
71.8 in
Range score
638 km
397 mi
1,059 km
658 mi
Trunk score
570 L
20.1 cu ft
355 L
12.5 cu ft
Power-to-weight score
175 hp/t
131 kW/t
5.7 kg/hp
142 hp/t
106 kW/t
7.1 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
VehicleMercedes-Benz GLB (X247) Facelift 2023 AMG GLB 35Mercedes-Benz GLS (X167) Facelift 2026 GLS 450d
Consumption9.4 L/100 km25 mpg US30.1 mpg UK8.5 L/100 km27.7 mpg US33.2 mpg UK
Cost / 100 km16.45 LC100 km14.88 LC100 km
Cost / 100 mi26.47 LC100 mi23.94 LC100 mi
Annual fuel used1,410 L372 US gal310 UK gal1,275 L337 US gal280 UK gal
Annual fuel cost2,468 LC/year2,231 LC/year

Head-to-head comparisons

Mercedes-Benz GLB (X247) Facelift 2023 AMG GLB 35

  • Is 845 kg lighter
  • Is 0.2 s quicker from 0-100 km/h
  • Has 34 hp/t better power-to-weight
  • Has 215 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Lowest power
  • Highest combined fuel consumption

Mercedes-Benz GLS (X167) Facelift 2026 GLS 450d

  • Has 61 hp more
  • Has 350 Nm more
  • Uses 0.9 L/100 km less fuel
  • Has 421 km (261 mi) more estimated range

Pros

  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Heaviest
  • Smallest trunk

Choose cars to compare

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Model
Generation
Engine or modification
Mercedes-Benz GLB (X247) AMG GLB 35
Mercedes-Benz GLS (X167) GLS 450d
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Mercedes-Benz GLB (X247) · Facelift 2023 AMG GLB 35 vs Mercedes-Benz GLS (X167) · Facelift 2026 GLS 450d - car comparison - FastVsFaster