Car comparison

Mercedes-Benz GLB (X247) GLB 220dvsMercedes-Benz GLA (X156) GLA 220 CDI

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

New comparison

Mercedes-Benz GLB (X247)

GLB 220d

190 hp1951 ccDieselAWDDual-clutchTurbochargedSUV2019-2023
VS

Mercedes-Benz GLA (X156)

GLA 220 CDI

170 hp2143 ccDieselAWDDual-clutchTurbochargedSUV2013-2015

Comparison overview

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

Best choices

Mercedes-Benz GLB (X247) GLB 220d

  • Quickest 0-100 km/h
    7.6 s
  • Fastest top speed
    217 km/h
    135 mph
  • Most powerful
    190 hp
    142 kW
  • Highest torque
    400 Nm
    295 lb-ft
  • Best power-to-weight
    114 hp/t
    85 kW/t
    8.7 kg/hp
  • Largest trunk
    570 L
  • Best overall score
    63/100
  • Best performance score
    51/100
  • Best practicality score
    87/100

Mercedes-Benz GLA (X156) GLA 220 CDI

  • Lightest
    1,520 kg
    3,351 lb
  • Lowest combined fuel consumption
    5.1 L/100 km
    46.1 mpg US
    55.4 mpg UK
  • Lowest city consumption
    6.0 L/100 km
    39.2 mpg US
    47.1 mpg UK
  • Lowest highway consumption
    4.5 L/100 km
    52.3 mpg US
    62.8 mpg UK
  • Best estimated range
    1,098 km
    682 mi
  • Best economy score
    93/100

Specification comparison

Specification comparison
ModelMercedes-BenzGLB (X247)GLB 220dMercedes-BenzGLA (X156)GLA 220 CDI
Power
190hp142kW
170hp127kW
Torque
400Nm295lb-ft
350Nm258lb-ft
Curb weight
1,660kg3,660lb
1,520kg3,351lb
Gross weight
2,250kg4,960lb
2,075kg4,575lb
Top speed
217 km/h
135 mph
215 km/h
134 mph
To 99% top speed
76.7s99% target: 215 km/h / 133 mph
Calculated
81.4s99% target: 213 km/h / 132 mph
Calculated
0-100 km/h
7.6s
8.3s
0-200 km/h
38.8s
Calculated
43.5s
Calculated
0-60 mph
7.2s
Calculated
7.9s
Calculated
Fuel consumption
5.5L/100 km42.8mpg US51.4mpg UK
5.1L/100 km46.1mpg US55.4mpg UK
Fuel consumption city
6.6L/100 km35.6mpg US42.8mpg UK
6L/100 km39.2mpg US47.1mpg UK
Fuel consumption highway
5L/100 km47mpg US56.5mpg UK
4.5L/100 km52.3mpg US62.8mpg UK
Quarter mile
15.5s
Calculated
16.0s
Calculated
Power-to-weight
114hp/t85kW/t52hp/1000 lb
Calculated
112hp/t83kW/t51hp/1000 lb
Calculated
Torque-to-weight
241Nm/t161lb-ft/ton
Calculated
230Nm/t154lb-ft/ton
Calculated
Estimated range
1,091km678mi
Calculated
1,098km682mi
Calculated
Displacement
1,951cc119cu in
2,143cc131cu in
Length
4,634mm182in
4,417mm174in
Width
1,834mm72in
1,804mm71in
Height
1,662mm65in
1,494mm59in
Wheelbase
2,829mm111in
2,699mm106in
Front track
1,605mm63in
1,569mm62in
Rear track
1,606mm63in
1,560mm61in
Ground clearance
135mm5in
148mm6in
Trunk volume
570L
421L
Max trunk volume
1,805L
1,235L
Doors
5
5
Seats
5
5
Fuel tank
60L
56L
CO2 emissions
146g/km
-

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) GLB 220dMercedes-Benz GLA (X156) GLA 220 CDIPowerTorque
  • Mercedes-Benz GLB (X247) GLB 220d: Power / Torque
  • Mercedes-Benz GLA (X156) GLA 220 CDI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzGLB (X247)GLB 220d3,800 rpm1,600-2,400 rpm4,050 rpm
Mercedes-BenzGLA (X156)GLA 220 CDI3,400-4,000 rpm1,400-3,400 rpm4,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzGLB (X247)GLB 220dMercedes-BenzGLA (X156)GLA 220 CDI
Acceleration checkpoints
0-60 mph
0-97 km/h
7.2 s
7.9 s
0-100 km/h
0-62 mph
7.6 s
8.3 s
0-200 km/h
0-124 mph
38.8 s
43.5 s
Top speed
217 km/h
135 mph
215 km/h
134 mph
Drag race simulation
60 ft
18 m
2.6 s
2.7 s
330 ft
101 m
6.7 s
7.0 s
1/8 mile
201 m
10.1 s
10.5 s
1000 ft
305 m
13.1 s
13.5 s
1/4 mile
402 m
15.5 s
16.0 s
Trap speed
1/4 mile
402 m
148 km/h
92 mph
144 km/h
90 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLB (X247)GLB 220d
190 hp
142 kW
Mercedes-BenzGLA (X156)GLA 220 CDI
170 hp
127 kW

Mercedes-Benz GLB (X247) GLB 220d has 20 hp more than Mercedes-Benz GLA (X156) GLA 220 CDI.

The biggest power difference is between Mercedes-Benz GLA (X156) GLA 220 CDI and Mercedes-Benz GLB (X247) GLB 220d: 20 hp (15 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLB (X247)GLB 220d
400 Nm
295 lb-ft
Mercedes-BenzGLA (X156)GLA 220 CDI
350 Nm
258 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLB (X247)GLB 220d
1,660 kg
3,660 lb
Mercedes-BenzGLA (X156)GLA 220 CDI
1,520 kg
3,351 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)GLB 220d
217 km/h
135 mph
Mercedes-BenzGLA (X156)GLA 220 CDI
215 km/h
134 mph

0-100 km/h comparison

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

The biggest 0-100 km/h difference is between Mercedes-Benz GLB (X247) GLB 220d and Mercedes-Benz GLA (X156) GLA 220 CDI: 0.7 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)GLB 220d
5.5 L/100 km
42.8 mpg US
51.4 mpg UK
Mercedes-BenzGLA (X156)GLA 220 CDI
5.1 L/100 km
46.1 mpg US
55.4 mpg UK

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)GLB 220d
114 hp/t
85 kW/t
8.7 kg/hp
Mercedes-BenzGLA (X156)GLA 220 CDI
112 hp/t
83 kW/t
8.9 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLB (X247)GLB 220d
1,091 km
678 mi
Mercedes-BenzGLA (X156)GLA 220 CDI
1,098 km
682 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzGLB (X247)GLB 220d
190 hp
142 kW
7.6 s
217 km/h
135 mph
Mercedes-BenzGLA (X156)GLA 220 CDI
170 hp
127 kW
8.3 s
215 km/h
134 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)GLB 220d
Power
190 hp
142 kW
0-100 km/h7.6 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
1,662 mm
65.4 in
Mercedes-BenzGLA (X156)GLA 220 CDI
Power
170 hp
127 kW
0-100 km/h8.3 s
Top speed
215 km/h
134 mph
Doors/seats
5 doors
5 seats
Trunk
421 L
14.9 cu ft
Length
4,417 mm
173.9 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.

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
Mercedes-BenzGLB (X247)GLB 220d
Power
190 hp
142 kW
0-100 km/h7.6 s
Top speed
217 km/h
135 mph
5.5 L/100 km
42.8 mpg US
51.4 mpg UK
Mercedes-BenzGLA (X156)GLA 220 CDI
Power
170 hp
127 kW
0-100 km/h8.3 s
Top speed
215 km/h
134 mph
5.1 L/100 km
46.1 mpg US
55.4 mpg UK

Mercedes-Benz GLB (X247) GLB 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
VehicleFuel consumption, L/100 km0-100 km/h, s
Mercedes-BenzGLB (X247)GLB 220d
5.5 L/100 km
42.8 mpg US
51.4 mpg UK
7.6 s
Mercedes-BenzGLA (X156)GLA 220 CDI
5.1 L/100 km
46.1 mpg US
55.4 mpg UK
8.3 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)GLB 220d
114 hp/t
85 kW/t
8.7 kg/hp
5.5 L/100 km
42.8 mpg US
51.4 mpg UK
Mercedes-BenzGLA (X156)GLA 220 CDI
112 hp/t
83 kW/t
8.9 kg/hp
5.1 L/100 km
46.1 mpg US
55.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzGLB (X247)GLB 220dMercedes-BenzGLA (X156)GLA 220 CDI
Power
190 hp
142 kW
170 hp
127 kW
Torque
400 Nm
295 lb-ft
350 Nm
258 lb-ft
Acceleration
7.6 s
8.3 s
Top speed
217 km/h
135 mph
215 km/h
134 mph
Lightness
1,660 kg
3,660 lb
1,520 kg
3,351 lb
Fuel consumption
5.5 L/100 km
42.8 mpg US
51.4 mpg UK
5.1 L/100 km
46.1 mpg US
55.4 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
570 L
20.1 cu ft
Length
4,634 mm
182.4 in
Height
1,662 mm
65.4 in
Doors/seats
5 doors
5 seats
Trunk
421 L
14.9 cu ft
Length
4,417 mm
173.9 in
Height
1,494 mm
58.8 in
Range score
1,091 km
678 mi
1,098 km
682 mi
CO2 score
146 g/km
-
Trunk score
570 L
20.1 cu ft
421 L
14.9 cu ft
Power-to-weight score
114 hp/t
85 kW/t
8.7 kg/hp
112 hp/t
83 kW/t
8.9 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) GLB 220dMercedes-Benz GLA (X156) GLA 220 CDI
Consumption5.5 L/100 km42.8 mpg US51.4 mpg UK5.1 L/100 km46.1 mpg US55.4 mpg UK
Cost / 100 km9.63 LC100 km8.92 LC100 km
Cost / 100 mi15.49 LC100 mi14.36 LC100 mi
Annual fuel used825 L218 US gal181 UK gal765 L202 US gal168 UK gal
Annual fuel cost1,444 LC/year1,339 LC/year

Head-to-head comparisons

Mercedes-Benz GLB (X247) GLB 220d

  • Has 20 hp more
  • Has 50 Nm more
  • Is 0.7 s quicker from 0-100 km/h
  • Has 2 km/h (1 mph) higher top speed
  • Has 3 hp/t better power-to-weight
  • Has 149 L more trunk volume

Pros

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

Cons

  • Highest combined fuel consumption
  • Heaviest

Mercedes-Benz GLA (X156) GLA 220 CDI

  • Is 140 kg lighter
  • Uses 0.4 L/100 km less fuel
  • Has 7 km (4 mi) more estimated range

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

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Model
Generation
Engine or modification
Mercedes-Benz GLB (X247) GLB 220d
Mercedes-Benz GLA (X156) GLA 220 CDI
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Mercedes-Benz GLB (X247) GLB 220d vs Mercedes-Benz GLA (X156) GLA 220 CDI - car comparison - FastVsFaster