Car comparison

Alfa Romeo Junior 1.2vsMercedes-Benz GLB (X247) · Facelift 2023 GLB 200d

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

New comparison

Alfa Romeo Junior

1.2

136 hp1199 ccGasolineAWDDual-clutchTurbochargedSUV2025-present

Mercedes-Benz GLB (X247) · Facelift 2023

GLB 200d

150 hp1950 ccDieselFWDDual-clutchTurbochargedSUV2023-2025

Comparison overview

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

Mercedes-Benz GLB (X247) Facelift 2023 GLB 200d

Most powerful
150 hp
112 kW
Highest torque
320 Nm
236 lb-ft
Best estimated range
852 km
530 mi
Largest trunk
570 L
Best overall score
56/100
Best performance score
41/100
Best practicality score
87/100

Alfa Romeo Junior 1.2

Quickest 0-100 km/h
9.1 s
Fastest top speed
210 km/h
130 mph Unrestricted
200 km/h
124 mph Restricted
Lightest
1,500 kg
3,307 lb
Best power-to-weight
91 hp/t
68 kW/t
11.0 kg/hp
Lowest combined fuel consumption
5.3 L/100 km
44.4 mpg US
53.3 mpg UK
Best economy score
93/100

Specification comparison

Specification comparison
Model	Alfa RomeoJunior1.2	Mercedes-BenzGLB (X247)Facelift 2023GLB 200d
Power	136hp101kW	150hp112kW
Torque	230Nm170lb-ft	320Nm236lb-ft
Curb weight	1,500kg3,307lb	1,655kg3,649lb
Gross weight	1,965kg4,332lb	2,230kg4,916lb
Top speed	Unrestricted 210 km/h130 mph Restricted 200 km/h124 mph Calculated	204 km/h 127 mph
To 99% top speed	89.5s99% target: 208 km/h / 129 mph Calculated	88.4s99% target: 202 km/h / 125 mph Calculated
0-100 km/h	9.1s	9.2s
0-200 km/h	55.3s Calculated	73.4s Calculated
0-60 mph	8.6s Calculated	8.7s Calculated
Fuel consumption	5.3L/100 km44.4mpg US53.3mpg UK	6.1L/100 km38.6mpg US46.3mpg UK
Quarter mile	16.6s Calculated	16.7s Calculated
Power-to-weight	91hp/t68kW/t41hp/1000 lb Calculated	91hp/t68kW/t41hp/1000 lb Calculated
Torque-to-weight	153Nm/t103lb-ft/ton Calculated	193Nm/t129lb-ft/ton Calculated
Estimated range	849km528mi Calculated	852km530mi Calculated
Displacement	1,199cc73cu in	1,950cc119cu in
Length	4,173mm164in	4,634mm182in
Width	1,781mm70in	1,834mm72in
Height	1,544mm61in	1,697mm67in
Wheelbase	2,557mm101in	2,829mm111in
Front track	1,535mm60in	1,604mm63in
Rear track	1,541mm61in	1,604mm63in
Ground clearance	-	135mm5in
Trunk volume	340L	570L
Max trunk volume	1,205L	1,805L
Doors	5	5
Seats	5	5
Fuel tank	45L	52L

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.

Alfa Romeo Junior 1.2Mercedes-Benz GLB (X247) Facelift 2023 GLB 200dPowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Alfa RomeoJunior1.2	5,750 rpm	1,500 rpm	6,000 rpm
Mercedes-BenzGLB (X247)Facelift 2023GLB 200d	3,400-4,400 rpm	1,400-3,200 rpm	4,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Alfa RomeoJunior1.2	Mercedes-BenzGLB (X247)Facelift 2023GLB 200d
	Acceleration checkpoints
0-60 mph 0-97 km/h	8.6 s	8.7 s
0-100 km/h 0-62 mph	9.1 s	9.2 s
0-200 km/h 0-124 mph	55.3 s	73.4 s
Top speed	Unrestricted 210 km/h130 mph Restricted 200 km/h124 mph Likely limited	204 km/h 127 mph
	Drag race simulation
60 ft 18 m	2.7 s	2.7 s
330 ft 101 m	7.2 s	7.2 s
1/8 mile 201 m	10.8 s	10.9 s
1000 ft 305 m	14.0 s	14.0 s
1/4 mile 402 m	16.6 s	16.7 s
Trap speed 1/4 mile 402 m	139 km/h 86 mph	137 km/h 85 mph

Power comparison

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

Chart data table
Vehicle	Value
Alfa RomeoJunior1.2	136 hp 101 kW
Mercedes-BenzGLB (X247)Facelift 2023GLB 200d	150 hp 112 kW

Mercedes-Benz GLB (X247) Facelift 2023 GLB 200d has 14 hp more than Alfa Romeo Junior 1.2.

The biggest power difference is between Alfa Romeo Junior 1.2 and Mercedes-Benz GLB (X247) Facelift 2023 GLB 200d: 14 hp (10 kW).

Torque comparison

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

Chart data table
Vehicle	Value
Alfa RomeoJunior1.2	230 Nm 170 lb-ft
Mercedes-BenzGLB (X247)Facelift 2023GLB 200d	320 Nm 236 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
Alfa RomeoJunior1.2	1,500 kg 3,307 lb
Mercedes-BenzGLB (X247)Facelift 2023GLB 200d	1,655 kg 3,649 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
Alfa RomeoJunior1.2	Unrestricted 210 km/h130 mph Restricted 200 km/h124 mph
Mercedes-BenzGLB (X247)Facelift 2023GLB 200d	204 km/h 127 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
Alfa RomeoJunior1.2	9.1 s
Mercedes-BenzGLB (X247)Facelift 2023GLB 200d	9.2 s

Although Mercedes-Benz GLB (X247) Facelift 2023 GLB 200d has more power, Alfa Romeo Junior 1.2 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Alfa Romeo Junior 1.2 and Mercedes-Benz GLB (X247) Facelift 2023 GLB 200d: 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
Alfa RomeoJunior1.2	5.3 L/100 km 44.4 mpg US 53.3 mpg UK
Mercedes-BenzGLB (X247)Facelift 2023GLB 200d	6.1 L/100 km 38.6 mpg US 46.3 mpg UK

The biggest fuel consumption difference is between Alfa Romeo Junior 1.2 and Mercedes-Benz GLB (X247) Facelift 2023 GLB 200d: 0.8 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
Alfa RomeoJunior1.2	91 hp/t 68 kW/t 11.0 kg/hp
Mercedes-BenzGLB (X247)Facelift 2023GLB 200d	91 hp/t 68 kW/t 11.0 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
Alfa RomeoJunior1.2	849 km 528 mi
Mercedes-BenzGLB (X247)Facelift 2023GLB 200d	852 km 530 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Alfa RomeoJunior1.2	136 hp 101 kW	9.1 s	Unrestricted 210 km/h130 mph Restricted 200 km/h124 mph
Mercedes-BenzGLB (X247)Facelift 2023GLB 200d	150 hp 112 kW	9.2 s	204 km/h 127 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

Alfa RomeoJunior1.2

Power	136 hp 101 kW
0-100 km/h	9.1 s
Top speed Unrestricted 210 km/h130 mph Restricted 200 km/h124 mph

Doors/seats	5 doors 5 seats
Trunk	340 L 12.0 cu ft
Length	4,173 mm 164.3 in
Height	1,544 mm 60.8 in

Mercedes-BenzGLB (X247)Facelift 2023GLB 200d

Power	150 hp 112 kW
0-100 km/h	9.2 s
Top speed 204 km/h 127 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

Alfa RomeoJunior1.2

Power	136 hp 101 kW
0-100 km/h	9.1 s
Top speed Unrestricted 210 km/h130 mph Restricted 200 km/h124 mph

5.3 L/100 km

44.4 mpg US

53.3 mpg UK

Mercedes-BenzGLB (X247)Facelift 2023GLB 200d

Power	150 hp 112 kW
0-100 km/h	9.2 s
Top speed 204 km/h 127 mph

6.1 L/100 km

38.6 mpg US

46.3 mpg UK

Mercedes-Benz GLB (X247) Facelift 2023 GLB 200d 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
Alfa RomeoJunior1.2	5.3 L/100 km 44.4 mpg US 53.3 mpg UK	9.1 s
Mercedes-BenzGLB (X247)Facelift 2023GLB 200d	6.1 L/100 km 38.6 mpg US 46.3 mpg UK	9.2 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
Alfa RomeoJunior1.2	91 hp/t 68 kW/t 11.0 kg/hp	5.3 L/100 km 44.4 mpg US 53.3 mpg UK
Mercedes-BenzGLB (X247)Facelift 2023GLB 200d	91 hp/t 68 kW/t 11.0 kg/hp	6.1 L/100 km 38.6 mpg US 46.3 mpg UK

Detailed score breakdown

Vehicle

Alfa RomeoJunior1.2

Mercedes-BenzGLB (X247)Facelift 2023GLB 200d

Power

136 hp

101 kW

150 hp

112 kW

Torque

230 Nm

170 lb-ft

320 Nm

236 lb-ft

Acceleration

9.1 s

9.2 s

Top speed

Unrestricted

210 km/h130 mph

Restricted

200 km/h124 mph

204 km/h

127 mph

Lightness

1,500 kg

3,307 lb

1,655 kg

3,649 lb

Fuel consumption

5.3 L/100 km

44.4 mpg US

53.3 mpg UK

6.1 L/100 km

38.6 mpg US

46.3 mpg UK

Practicality

Doors/seats	5 doors 5 seats
Trunk	340 L 12.0 cu ft
Length	4,173 mm 164.3 in
Height	1,544 mm 60.8 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

849 km

528 mi

852 km

530 mi

Trunk score

340 L

12.0 cu ft

570 L

20.1 cu ft

Power-to-weight score

91 hp/t

68 kW/t

11.0 kg/hp

91 hp/t

68 kW/t

11.0 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	Alfa Romeo Junior 1.2	Mercedes-Benz GLB (X247) Facelift 2023 GLB 200d
Consumption	5.3 L/100 km44.4 mpg US53.3 mpg UK	6.1 L/100 km38.6 mpg US46.3 mpg UK
Cost / 100 km	9.28 LC100 km	10.67 LC100 km
Cost / 100 mi	14.93 LC100 mi	17.18 LC100 mi
Annual fuel used	795 L210 US gal175 UK gal	915 L242 US gal201 UK gal
Annual fuel cost	1,391 LC/year	1,601 LC/year