Car comparison

Mercedes-Benz GLA (X156) · Facelift 2017 GLA 220dvsMercedes-Benz GLB (X247) · Facelift 2023 GLB 220d

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

New comparison

Mercedes-Benz GLA (X156) · Facelift 2017

GLA 220d

177 hp2143 ccDieselFWDDual-clutchTurbochargedSUV2017-2018

Mercedes-Benz GLB (X247) · Facelift 2023

GLB 220d

190 hp1950 ccDieselAWDDual-clutchTurbochargedSUV2023-2025

Comparison overview

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

Mercedes-Benz GLA (X156) Facelift 2017 GLA 220d

Quickest 0-100 km/h
7.7 s
Fastest top speed
223 km/h
139 mph
Lightest
1,465 kg
3,230 lb
Best power-to-weight
121 hp/t
90 kW/t
8.3 kg/hp
Lowest combined fuel consumption
4.4 L/100 km
53.5 mpg US
64.2 mpg UK
Best estimated range
1,136 km
706 mi
Best performance score
50/100
Best economy score
95/100

Mercedes-Benz GLB (X247) Facelift 2023 GLB 220d

Most powerful
190 hp
142 kW
Highest torque
400 Nm
295 lb-ft
Largest trunk
570 L
Best overall score
62/100
Best practicality score
87/100

Specification comparison

Specification comparison
Model	Mercedes-BenzGLA (X156)Facelift 2017GLA 220d	Mercedes-BenzGLB (X247)Facelift 2023GLB 220d
Power	177hp132kW	190hp142kW
Torque	350Nm258lb-ft	400Nm295lb-ft
Curb weight	1,465kg3,230lb	1,715kg3,781lb
Gross weight	2,035kg4,486lb	2,290kg5,049lb
Top speed	223 km/h 139 mph	217 km/h 135 mph
To 99% top speed	77.3s99% target: 221 km/h / 137 mph Calculated	80.3s99% target: 215 km/h / 133 mph Calculated
0-100 km/h	7.7s	7.8s
0-200 km/h	34.9s Calculated	40.4s Calculated
0-60 mph	7.3s Calculated	7.4s Calculated
Fuel consumption	4.4L/100 km53.5mpg US64.2mpg UK	6.5L/100 km36.2mpg US43.5mpg UK
Fuel consumption city	5.2L/100 km45.2mpg US54.3mpg UK	-
Fuel consumption highway	3.9L/100 km60.3mpg US72.4mpg UK	-
Quarter mile	15.6s Calculated	15.7s Calculated
Power-to-weight	121hp/t90kW/t55hp/1000 lb Calculated	111hp/t83kW/t50hp/1000 lb Calculated
Torque-to-weight	239Nm/t160lb-ft/ton Calculated	233Nm/t156lb-ft/ton Calculated
Estimated range	1,136km706mi Calculated	923km574mi Calculated
Displacement	2,143cc131cu in	1,950cc119cu in
Length	4,424mm174in	4,634mm182in
Width	1,804mm71in	1,834mm72in
Height	1,494mm59in	1,697mm67in
Wheelbase	2,699mm106in	2,829mm111in
Front track	1,569mm62in	1,604mm63in
Rear track	1,560mm61in	1,604mm63in
Ground clearance	-	135mm5in
Trunk volume	421L	570L
Max trunk volume	1,235L	1,805L
Doors	5	5
Seats	5	5
Fuel tank	50L	60L

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 GLA (X156) Facelift 2017 GLA 220dMercedes-Benz GLB (X247) Facelift 2023 GLB 220dPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Mercedes-BenzGLA (X156)Facelift 2017GLA 220d	3,600-3,800 rpm	1,400-3,400 rpm	4,050 rpm
Mercedes-BenzGLB (X247)Facelift 2023GLB 220d	3,800 rpm	1,600-2,600 rpm	4,050 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Mercedes-BenzGLA (X156)Facelift 2017GLA 220d	Mercedes-BenzGLB (X247)Facelift 2023GLB 220d
	Acceleration checkpoints
0-60 mph 0-97 km/h	7.3 s	7.4 s
0-100 km/h 0-62 mph	7.7 s	7.8 s
0-200 km/h 0-124 mph	34.9 s	40.4 s
Top speed	223 km/h 139 mph	217 km/h 135 mph
	Drag race simulation
60 ft 18 m	2.6 s	2.6 s
330 ft 101 m	6.8 s	6.8 s
1/8 mile 201 m	10.2 s	10.2 s
1000 ft 305 m	13.1 s	13.2 s
1/4 mile 402 m	15.6 s	15.7 s
Trap speed 1/4 mile 402 m	150 km/h 93 mph	147 km/h 91 mph

Power comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzGLA (X156)Facelift 2017GLA 220d	177 hp 132 kW
Mercedes-BenzGLB (X247)Facelift 2023GLB 220d	190 hp 142 kW

Mercedes-Benz GLB (X247) Facelift 2023 GLB 220d has 13 hp more than Mercedes-Benz GLA (X156) Facelift 2017 GLA 220d.

The biggest power difference is between Mercedes-Benz GLA (X156) Facelift 2017 GLA 220d and Mercedes-Benz GLB (X247) Facelift 2023 GLB 220d: 13 hp (10 kW).

Torque comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzGLA (X156)Facelift 2017GLA 220d	350 Nm 258 lb-ft
Mercedes-BenzGLB (X247)Facelift 2023GLB 220d	400 Nm 295 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzGLA (X156)Facelift 2017GLA 220d	1,465 kg 3,230 lb
Mercedes-BenzGLB (X247)Facelift 2023GLB 220d	1,715 kg 3,781 lb

Top speed without limiter comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzGLA (X156)Facelift 2017GLA 220d	223 km/h 139 mph
Mercedes-BenzGLB (X247)Facelift 2023GLB 220d	217 km/h 135 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzGLA (X156)Facelift 2017GLA 220d	7.7 s
Mercedes-BenzGLB (X247)Facelift 2023GLB 220d	7.8 s

Although Mercedes-Benz GLB (X247) Facelift 2023 GLB 220d has more power, Mercedes-Benz GLA (X156) Facelift 2017 GLA 220d is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz GLA (X156) Facelift 2017 GLA 220d and Mercedes-Benz GLB (X247) Facelift 2023 GLB 220d: 0.1 s.

Fuel consumption comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzGLA (X156)Facelift 2017GLA 220d	4.4 L/100 km 53.5 mpg US 64.2 mpg UK
Mercedes-BenzGLB (X247)Facelift 2023GLB 220d	6.5 L/100 km 36.2 mpg US 43.5 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz GLA (X156) Facelift 2017 GLA 220d and Mercedes-Benz GLB (X247) Facelift 2023 GLB 220d: 2.1 L/100 km.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzGLA (X156)Facelift 2017GLA 220d	121 hp/t 90 kW/t 8.3 kg/hp
Mercedes-BenzGLB (X247)Facelift 2023GLB 220d	111 hp/t 83 kW/t 9.0 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzGLA (X156)Facelift 2017GLA 220d	1,136 km 706 mi
Mercedes-BenzGLB (X247)Facelift 2023GLB 220d	923 km 574 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Mercedes-BenzGLA (X156)Facelift 2017GLA 220d	177 hp 132 kW	7.7 s	223 km/h 139 mph
Mercedes-BenzGLB (X247)Facelift 2023GLB 220d	190 hp 142 kW	7.8 s	217 km/h 135 mph

Most attractive quadrant

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

Vehicle

Performance score

Practicality score

Mercedes-BenzGLA (X156)Facelift 2017GLA 220d

Power	177 hp 132 kW
0-100 km/h	7.7 s
Top speed 223 km/h 139 mph

Doors/seats	5 doors 5 seats
Trunk	421 L 14.9 cu ft
Length	4,424 mm 174.2 in
Height	1,494 mm 58.8 in

Mercedes-BenzGLB (X247)Facelift 2023GLB 220d

Power	190 hp 142 kW
0-100 km/h	7.8 s
Top speed 217 km/h 135 mph

Doors/seats	5 doors 5 seats
Trunk	570 L 20.1 cu ft
Length	4,634 mm 182.4 in
Height	1,697 mm 66.8 in

Performance vs fuel economy

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

Vehicle

Performance score

Fuel economy score

Mercedes-BenzGLA (X156)Facelift 2017GLA 220d

Power	177 hp 132 kW
0-100 km/h	7.7 s
Top speed 223 km/h 139 mph

4.4 L/100 km

53.5 mpg US

64.2 mpg UK

Mercedes-BenzGLB (X247)Facelift 2023GLB 220d

Power	190 hp 142 kW
0-100 km/h	7.8 s
Top speed 217 km/h 135 mph

6.5 L/100 km

36.2 mpg US

43.5 mpg UK

Mercedes-Benz GLA (X156) Facelift 2017 GLA 220d 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
Vehicle	Fuel consumption, L/100 km	0-100 km/h, s
Mercedes-BenzGLA (X156)Facelift 2017GLA 220d	4.4 L/100 km 53.5 mpg US 64.2 mpg UK	7.7 s
Mercedes-BenzGLB (X247)Facelift 2023GLB 220d	6.5 L/100 km 36.2 mpg US 43.5 mpg UK	7.8 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
Vehicle	Power-to-weight, hp/t	Fuel consumption, L/100 km
Mercedes-BenzGLA (X156)Facelift 2017GLA 220d	121 hp/t 90 kW/t 8.3 kg/hp	4.4 L/100 km 53.5 mpg US 64.2 mpg UK
Mercedes-BenzGLB (X247)Facelift 2023GLB 220d	111 hp/t 83 kW/t 9.0 kg/hp	6.5 L/100 km 36.2 mpg US 43.5 mpg UK

Detailed score breakdown

Vehicle

Mercedes-BenzGLA (X156)Facelift 2017GLA 220d

Mercedes-BenzGLB (X247)Facelift 2023GLB 220d

Power

177 hp

132 kW

190 hp

142 kW

Torque

350 Nm

258 lb-ft

400 Nm

295 lb-ft

Acceleration

7.7 s

7.8 s

Top speed

223 km/h

139 mph

217 km/h

135 mph

Lightness

1,465 kg

3,230 lb

1,715 kg

3,781 lb

Fuel consumption

4.4 L/100 km

53.5 mpg US

64.2 mpg UK

6.5 L/100 km

36.2 mpg US

43.5 mpg UK

Practicality

Doors/seats	5 doors 5 seats
Trunk	421 L 14.9 cu ft
Length	4,424 mm 174.2 in
Height	1,494 mm 58.8 in

Doors/seats	5 doors 5 seats
Trunk	570 L 20.1 cu ft
Length	4,634 mm 182.4 in
Height	1,697 mm 66.8 in

Range score

1,136 km

706 mi

923 km

574 mi

Trunk score

421 L

14.9 cu ft

570 L

20.1 cu ft

Power-to-weight score

121 hp/t

90 kW/t

8.3 kg/hp

111 hp/t

83 kW/t

9.0 kg/hp

Overall

Fixed score

Fuel cost and annual usage

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

Average annual distanceDistance unitFuel price in your local currencyPrice unit

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
Vehicle	Mercedes-Benz GLA (X156) Facelift 2017 GLA 220d	Mercedes-Benz GLB (X247) Facelift 2023 GLB 220d
Consumption	4.4 L/100 km53.5 mpg US64.2 mpg UK	6.5 L/100 km36.2 mpg US43.5 mpg UK
Cost / 100 km	7.70 LC100 km	11.38 LC100 km
Cost / 100 mi	12.39 LC100 mi	18.31 LC100 mi
Annual fuel used	660 L174 US gal145 UK gal	975 L258 US gal214 UK gal
Annual fuel cost	1,155 LC/year	1,706 LC/year