Car comparison

Mercedes-Benz B-class (W246) · Facelift 2014 B 250vsOpel Astra K 1.6 EcoTec

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

New comparison

Mercedes-Benz B-class (W246) · Facelift 2014

B 250

211 hp1991 ccGasolineAWDDual-clutchTurbochargedHatchback2014-2018
VS

Opel Astra K

1.6 EcoTec

200 hp1598 ccGasolineFWDManualTurbochargedHatchback2015-2018

Comparison overview

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

Best choices

Mercedes-Benz B-class (W246) Facelift 2014 B 250

  • Quickest 0-100 km/h
    6.7 s
  • Fastest top speed
    235 km/h
    146 mph
  • Most powerful
    211 hp
    157 kW
  • Highest torque
    350 Nm
    258 lb-ft
  • Best estimated range
    836 km
    519 mi
  • Largest trunk
    488 L
  • Best overall score
    63/100
  • Best performance score
    56/100
  • Best practicality score
    79/100

Opel Astra K 1.6 EcoTec

  • Lightest
    1,275 kg
    2,811 lb
  • Best power-to-weight
    157 hp/t
    117 kW/t
    6.4 kg/hp
  • Lowest combined fuel consumption
    6.1 L/100 km
    38.6 mpg US
    46.3 mpg UK
  • Lowest city consumption
    8.0 L/100 km
    29.4 mpg US
    35.3 mpg UK
  • Lowest highway consumption
    5.0 L/100 km
    47.0 mpg US
    56.5 mpg UK
  • Lowest CO2 emissions
    141 g/km
  • Best economy score
    90/100

Specification comparison

Specification comparison
ModelMercedes-BenzB-class (W246)Facelift 2014B 250OpelAstra K1.6 EcoTec
Power
211hp157kW
200hp149kW
Torque
350Nm258lb-ft
300Nm221lb-ft
Curb weight
1,505kg3,318lb
1,275kg2,811lb
Gross weight
2,030kg4,475lb
1,890kg4,167lb
Top speed
235 km/h
146 mph
235 km/h
146 mph
To 99% top speed
73.3s99% target: 233 km/h / 145 mph
Calculated
78.7s99% target: 233 km/h / 145 mph
Calculated
0-100 km/h
6.7s
7.0s
0-200 km/h
27.0s
Calculated
28.7s
Calculated
0-60 mph
6.4s
Calculated
6.6s
Calculated
Fuel consumption
6.7L/100 km35.1mpg US42.2mpg UK
6.1L/100 km38.6mpg US46.3mpg UK
Fuel consumption city
8.4L/100 km28mpg US33.6mpg UK
8L/100 km29.4mpg US35.3mpg UK
Fuel consumption highway
5.7L/100 km41.3mpg US49.6mpg UK
5L/100 km47mpg US56.5mpg UK
Quarter mile
14.7s
Calculated
15.0s
Calculated
Power-to-weight
140hp/t105kW/t64hp/1000 lb
Calculated
157hp/t117kW/t71hp/1000 lb
Calculated
Torque-to-weight
233Nm/t156lb-ft/ton
Calculated
235Nm/t157lb-ft/ton
Calculated
Estimated range
836km519mi
Calculated
787km489mi
Calculated
Displacement
1,991cc121cu in
1,598cc98cu in
Length
4,393mm173in
4,370mm172in
Width
1,786mm70in
1,809mm71in
Height
1,557mm61in
1,485mm58in
Wheelbase
2,699mm106in
2,662mm105in
Front track
1,552mm61in
1,548mm61in
Rear track
1,549mm61in
1,565mm62in
Ground clearance
98mm4in
-
Trunk volume
488L
370L
Max trunk volume
1,547L
1,210L
Doors
5
5
Seats
5
5
Fuel tank
56L
48L
CO2 emissions
156g/km
141g/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 B-class (W246) Facelift 2014 B 250Opel Astra K 1.6 EcoTecPowerTorque
  • Mercedes-Benz B-class (W246) Facelift 2014 B 250: Power / Torque
  • Opel Astra K 1.6 EcoTec: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzB-class (W246)Facelift 2014B 2505,500 rpm1,200-4,000 rpm5,750 rpm
OpelAstra K1.6 EcoTec4,700-5,500 rpm1,700-4,700 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzB-class (W246)Facelift 2014B 250OpelAstra K1.6 EcoTec
Acceleration checkpoints
0-60 mph
0-97 km/h
6.4 s
6.6 s
0-100 km/h
0-62 mph
6.7 s
7.0 s
0-200 km/h
0-124 mph
27.0 s
28.7 s
Top speed
235 km/h
146 mph
235 km/h
146 mph
Drag race simulation
60 ft
18 m
2.5 s
2.5 s
330 ft
101 m
6.5 s
6.6 s
1/8 mile
201 m
9.7 s
9.8 s
1000 ft
305 m
12.4 s
12.6 s
1/4 mile
402 m
14.7 s
15.0 s
Trap speed
1/4 mile
402 m
158 km/h
98 mph
155 km/h
96 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzB-class (W246)Facelift 2014B 250
211 hp
157 kW
OpelAstra K1.6 EcoTec
200 hp
149 kW

Mercedes-Benz B-class (W246) Facelift 2014 B 250 has 11 hp more than Opel Astra K 1.6 EcoTec.

The biggest power difference is between Opel Astra K 1.6 EcoTec and Mercedes-Benz B-class (W246) Facelift 2014 B 250: 11 hp (8 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzB-class (W246)Facelift 2014B 250
350 Nm
258 lb-ft
OpelAstra K1.6 EcoTec
300 Nm
221 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzB-class (W246)Facelift 2014B 250
1,505 kg
3,318 lb
OpelAstra K1.6 EcoTec
1,275 kg
2,811 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-BenzB-class (W246)Facelift 2014B 250
235 km/h
146 mph
OpelAstra K1.6 EcoTec
235 km/h
146 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Mercedes-BenzB-class (W246)Facelift 2014B 2506.7 s
OpelAstra K1.6 EcoTec7.0 s

The biggest 0-100 km/h difference is between Mercedes-Benz B-class (W246) Facelift 2014 B 250 and Opel Astra K 1.6 EcoTec: 0.3 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-BenzB-class (W246)Facelift 2014B 250
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
OpelAstra K1.6 EcoTec
6.1 L/100 km
38.6 mpg US
46.3 mpg UK

The biggest fuel consumption difference is between Opel Astra K 1.6 EcoTec and Mercedes-Benz B-class (W246) Facelift 2014 B 250: 0.6 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-BenzB-class (W246)Facelift 2014B 250
140 hp/t
105 kW/t
7.1 kg/hp
OpelAstra K1.6 EcoTec
157 hp/t
117 kW/t
6.4 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzB-class (W246)Facelift 2014B 250
836 km
519 mi
OpelAstra K1.6 EcoTec
787 km
489 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzB-class (W246)Facelift 2014B 250
211 hp
157 kW
6.7 s
235 km/h
146 mph
OpelAstra K1.6 EcoTec
200 hp
149 kW
7.0 s
235 km/h
146 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-BenzB-class (W246)Facelift 2014B 250
Power
211 hp
157 kW
0-100 km/h6.7 s
Top speed
235 km/h
146 mph
Doors/seats
5 doors
5 seats
Trunk
488 L
17.2 cu ft
Length
4,393 mm
173.0 in
Height
1,557 mm
61.3 in
OpelAstra K1.6 EcoTec
Power
200 hp
149 kW
0-100 km/h7.0 s
Top speed
235 km/h
146 mph
Doors/seats
5 doors
5 seats
Trunk
370 L
13.1 cu ft
Length
4,370 mm
172.0 in
Height
1,485 mm
58.5 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-BenzB-class (W246)Facelift 2014B 250
Power
211 hp
157 kW
0-100 km/h6.7 s
Top speed
235 km/h
146 mph
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
OpelAstra K1.6 EcoTec
Power
200 hp
149 kW
0-100 km/h7.0 s
Top speed
235 km/h
146 mph
6.1 L/100 km
38.6 mpg US
46.3 mpg UK

Mercedes-Benz B-class (W246) Facelift 2014 B 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
VehicleFuel consumption, L/100 km0-100 km/h, s
Mercedes-BenzB-class (W246)Facelift 2014B 250
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
6.7 s
OpelAstra K1.6 EcoTec
6.1 L/100 km
38.6 mpg US
46.3 mpg UK
7.0 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-BenzB-class (W246)Facelift 2014B 250
140 hp/t
105 kW/t
7.1 kg/hp
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
OpelAstra K1.6 EcoTec
157 hp/t
117 kW/t
6.4 kg/hp
6.1 L/100 km
38.6 mpg US
46.3 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzB-class (W246)Facelift 2014B 250OpelAstra K1.6 EcoTec
Power
211 hp
157 kW
200 hp
149 kW
Torque
350 Nm
258 lb-ft
300 Nm
221 lb-ft
Acceleration
6.7 s
7.0 s
Top speed
235 km/h
146 mph
235 km/h
146 mph
Lightness
1,505 kg
3,318 lb
1,275 kg
2,811 lb
Fuel consumption
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
6.1 L/100 km
38.6 mpg US
46.3 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
488 L
17.2 cu ft
Length
4,393 mm
173.0 in
Height
1,557 mm
61.3 in
Doors/seats
5 doors
5 seats
Trunk
370 L
13.1 cu ft
Length
4,370 mm
172.0 in
Height
1,485 mm
58.5 in
Range score
836 km
519 mi
787 km
489 mi
CO2 score
156 g/km
141 g/km
Trunk score
488 L
17.2 cu ft
370 L
13.1 cu ft
Power-to-weight score
140 hp/t
105 kW/t
7.1 kg/hp
157 hp/t
117 kW/t
6.4 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 B-class (W246) Facelift 2014 B 250Opel Astra K 1.6 EcoTec
Consumption6.7 L/100 km35.1 mpg US42.2 mpg UK6.1 L/100 km38.6 mpg US46.3 mpg UK
Cost / 100 km11.73 LC100 km10.67 LC100 km
Cost / 100 mi18.87 LC100 mi17.18 LC100 mi
Annual fuel used1,005 L265 US gal221 UK gal915 L242 US gal201 UK gal
Annual fuel cost1,759 LC/year1,601 LC/year

Head-to-head comparisons

Mercedes-Benz B-class (W246) Facelift 2014 B 250

  • Has 11 hp more
  • Has 50 Nm more
  • Is 0.3 s quicker from 0-100 km/h
  • Has 49 km (30 mi) more estimated range
  • Has 118 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Best estimated range
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Highest CO2 emissions

Opel Astra K 1.6 EcoTec

  • Is 230 kg lighter
  • Uses 0.6 L/100 km less fuel
  • Has 17 hp/t better power-to-weight
  • Emits 15 g/km less CO2

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz B-class (W246) B 250
Opel Astra K 1.6 EcoTec
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