Car comparison

Mercedes-Benz GLB (X247) · Facelift 2023 GLB 250vsMercedes-Benz GLA (X156) · Facelift 2017 GLA 250

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

New comparison

Mercedes-Benz GLB (X247) · Facelift 2023

GLB 250

224 hp1991 ccGasolineAWDDual-clutchTurbochargedSUV2023-2026

Mercedes-Benz GLA (X156) · Facelift 2017

GLA 250

211 hp1991 ccGasolineAWDDual-clutchTurbochargedSUV2017-2019

Comparison overview

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

Mercedes-Benz GLA (X156) Facelift 2017 GLA 250

Quickest 0-100 km/h
6.6 s
Lightest
1,430 kg
3,153 lb
Best power-to-weight
148 hp/t
110 kW/t
6.8 kg/hp
Lowest combined fuel consumption
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
Best estimated range
848 km
527 mi
Best performance score
55/100
Best economy score
89/100

Mercedes-Benz GLB (X247) Facelift 2023 GLB 250

Fastest top speed
236 km/h
147 mph
Most powerful
224 hp
167 kW
Highest torque
350 Nm
258 lb-ft
Largest trunk
565 L
Best overall score
65/100
Best practicality score
87/100

Specification comparison

Specification comparison
Model	Mercedes-BenzGLB (X247)Facelift 2023GLB 250	Mercedes-BenzGLA (X156)Facelift 2017GLA 250
Power	224hp167kW	211hp157kW
Torque	350Nm258lb-ft	350Nm258lb-ft
Curb weight	1,690kg3,726lb	1,430kg3,153lb
Gross weight	2,265kg4,993lb	2,015kg4,442lb
Top speed	236 km/h 147 mph	230 km/h 143 mph
To 99% top speed	78.5s99% target: 234 km/h / 145 mph Calculated	67.6s99% target: 228 km/h / 141 mph Calculated
0-100 km/h	7.0s	6.6s
0-200 km/h	28.3s Calculated	27.3s Calculated
0-60 mph	6.6s Calculated	6.3s Calculated
Fuel consumption	8.4L/100 km28mpg US33.6mpg UK	6.6L/100 km35.6mpg US42.8mpg UK
Fuel consumption city	-	8.7L/100 km27mpg US32.5mpg UK
Fuel consumption highway	-	5.5L/100 km42.8mpg US51.4mpg UK
Quarter mile	15.0s Calculated	14.7s Calculated
Power-to-weight	133hp/t99kW/t60hp/1000 lb Calculated	148hp/t110kW/t67hp/1000 lb Calculated
Torque-to-weight	207Nm/t139lb-ft/ton Calculated	245Nm/t164lb-ft/ton Calculated
Estimated range	714km444mi Calculated	848km527mi Calculated
Displacement	1,991cc121cu in	1,991cc121cu in
Length	4,634mm182in	4,424mm174in
Width	1,834mm72in	1,804mm71in
Height	1,697mm67in	1,494mm59in
Wheelbase	2,829mm111in	2,699mm106in
Front track	1,604mm63in	1,569mm62in
Rear track	1,604mm63in	1,560mm61in
Ground clearance	135mm5in	-
Trunk volume	565L	421L
Max trunk volume	1,800L	1,235L
Doors	5	5
Seats	5	5
Fuel tank	60L	56L

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 GLB 250Mercedes-Benz GLA (X156) Facelift 2017 GLA 250PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Mercedes-BenzGLB (X247)Facelift 2023GLB 250	5,500-6,100 rpm	2,000-4,000 rpm	6,350 rpm
Mercedes-BenzGLA (X156)Facelift 2017GLA 250	5,500 rpm	1,200-4,000 rpm	5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Mercedes-BenzGLB (X247)Facelift 2023GLB 250	Mercedes-BenzGLA (X156)Facelift 2017GLA 250
	Acceleration checkpoints
0-60 mph 0-97 km/h	6.6 s	6.3 s
0-100 km/h 0-62 mph	7.0 s	6.6 s
0-200 km/h 0-124 mph	28.3 s	27.3 s
Top speed	236 km/h 147 mph	230 km/h 143 mph
	Drag race simulation
60 ft 18 m	2.5 s	2.5 s
330 ft 101 m	6.6 s	6.4 s
1/8 mile 201 m	9.8 s	9.6 s
1000 ft 305 m	12.6 s	12.4 s
1/4 mile 402 m	15.0 s	14.7 s
Trap speed 1/4 mile 402 m	155 km/h 97 mph	158 km/h 98 mph

Power comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzGLB (X247)Facelift 2023GLB 250	224 hp 167 kW
Mercedes-BenzGLA (X156)Facelift 2017GLA 250	211 hp 157 kW

Mercedes-Benz GLB (X247) Facelift 2023 GLB 250 has 13 hp more than Mercedes-Benz GLA (X156) Facelift 2017 GLA 250.

The biggest power difference is between Mercedes-Benz GLA (X156) Facelift 2017 GLA 250 and Mercedes-Benz GLB (X247) Facelift 2023 GLB 250: 13 hp (10 kW).

Torque comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzGLB (X247)Facelift 2023GLB 250	350 Nm 258 lb-ft
Mercedes-BenzGLA (X156)Facelift 2017GLA 250	350 Nm 258 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzGLB (X247)Facelift 2023GLB 250	1,690 kg 3,726 lb
Mercedes-BenzGLA (X156)Facelift 2017GLA 250	1,430 kg 3,153 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-BenzGLB (X247)Facelift 2023GLB 250	236 km/h 147 mph
Mercedes-BenzGLA (X156)Facelift 2017GLA 250	230 km/h 143 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzGLB (X247)Facelift 2023GLB 250	7.0 s
Mercedes-BenzGLA (X156)Facelift 2017GLA 250	6.6 s

Although Mercedes-Benz GLB (X247) Facelift 2023 GLB 250 has more power, Mercedes-Benz GLA (X156) Facelift 2017 GLA 250 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz GLA (X156) Facelift 2017 GLA 250 and Mercedes-Benz GLB (X247) Facelift 2023 GLB 250: 0.4 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-BenzGLB (X247)Facelift 2023GLB 250	8.4 L/100 km 28.0 mpg US 33.6 mpg UK
Mercedes-BenzGLA (X156)Facelift 2017GLA 250	6.6 L/100 km 35.6 mpg US 42.8 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz GLA (X156) Facelift 2017 GLA 250 and Mercedes-Benz GLB (X247) Facelift 2023 GLB 250: 1.8 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-BenzGLB (X247)Facelift 2023GLB 250	133 hp/t 99 kW/t 7.5 kg/hp
Mercedes-BenzGLA (X156)Facelift 2017GLA 250	148 hp/t 110 kW/t 6.8 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
Mercedes-BenzGLB (X247)Facelift 2023GLB 250	714 km 444 mi
Mercedes-BenzGLA (X156)Facelift 2017GLA 250	848 km 527 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Mercedes-BenzGLB (X247)Facelift 2023GLB 250	224 hp 167 kW	7.0 s	236 km/h 147 mph
Mercedes-BenzGLA (X156)Facelift 2017GLA 250	211 hp 157 kW	6.6 s	230 km/h 143 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-BenzGLB (X247)Facelift 2023GLB 250

Power	224 hp 167 kW
0-100 km/h	7.0 s
Top speed 236 km/h 147 mph

Doors/seats	5 doors 5 seats
Trunk	565 L 20.0 cu ft
Length	4,634 mm 182.4 in
Height	1,697 mm 66.8 in

Mercedes-BenzGLA (X156)Facelift 2017GLA 250

Power	211 hp 157 kW
0-100 km/h	6.6 s
Top speed 230 km/h 143 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

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-BenzGLB (X247)Facelift 2023GLB 250

Power	224 hp 167 kW
0-100 km/h	7.0 s
Top speed 236 km/h 147 mph

8.4 L/100 km

28.0 mpg US

33.6 mpg UK

Mercedes-BenzGLA (X156)Facelift 2017GLA 250

Power	211 hp 157 kW
0-100 km/h	6.6 s
Top speed 230 km/h 143 mph

6.6 L/100 km

35.6 mpg US

42.8 mpg UK

Mercedes-Benz GLA (X156) Facelift 2017 GLA 250 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-BenzGLB (X247)Facelift 2023GLB 250	8.4 L/100 km 28.0 mpg US 33.6 mpg UK	7.0 s
Mercedes-BenzGLA (X156)Facelift 2017GLA 250	6.6 L/100 km 35.6 mpg US 42.8 mpg UK	6.6 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-BenzGLB (X247)Facelift 2023GLB 250	133 hp/t 99 kW/t 7.5 kg/hp	8.4 L/100 km 28.0 mpg US 33.6 mpg UK
Mercedes-BenzGLA (X156)Facelift 2017GLA 250	148 hp/t 110 kW/t 6.8 kg/hp	6.6 L/100 km 35.6 mpg US 42.8 mpg UK

Detailed score breakdown

Vehicle

Mercedes-BenzGLB (X247)Facelift 2023GLB 250

Mercedes-BenzGLA (X156)Facelift 2017GLA 250

Power

224 hp

167 kW

211 hp

157 kW

Torque

350 Nm

258 lb-ft

350 Nm

258 lb-ft

Acceleration

7.0 s

6.6 s

Top speed

236 km/h

147 mph

230 km/h

143 mph

Lightness

1,690 kg

3,726 lb

1,430 kg

3,153 lb

Fuel consumption

8.4 L/100 km

28.0 mpg US

33.6 mpg UK

6.6 L/100 km

35.6 mpg US

42.8 mpg UK

Practicality

Doors/seats	5 doors 5 seats
Trunk	565 L 20.0 cu ft
Length	4,634 mm 182.4 in
Height	1,697 mm 66.8 in

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

Range score

714 km

444 mi

848 km

527 mi

Trunk score

565 L

20.0 cu ft

421 L

14.9 cu ft

Power-to-weight score

133 hp/t

99 kW/t

7.5 kg/hp

148 hp/t

110 kW/t

6.8 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 GLB (X247) Facelift 2023 GLB 250	Mercedes-Benz GLA (X156) Facelift 2017 GLA 250
Consumption	8.4 L/100 km28 mpg US33.6 mpg UK	6.6 L/100 km35.6 mpg US42.8 mpg UK
Cost / 100 km	14.70 LC100 km	11.55 LC100 km
Cost / 100 mi	23.66 LC100 mi	18.59 LC100 mi
Annual fuel used	1,260 L333 US gal277 UK gal	990 L262 US gal218 UK gal
Annual fuel cost	2,205 LC/year	1,733 LC/year