Mercedes-Benz B-class (W246) · Facelift 2014
Car comparison
Mercedes-Benz B-class (W246) · Facelift 2014 B 250vsMercedes-Benz A-class (W176) · Facelift 2015 A 250
Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.
New comparisonMercedes-Benz A-class (W176) · Facelift 2015
A 250
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
- Fastest top speed250 km/h155 mph Unrestricted240 km/h149 mph Restricted
- Highest torque350 Nm258 lb-ft
- Lowest combined fuel consumption6.1 L/100 km38.6 mpg US46.3 mpg UK
- Lowest highway consumption4.7 L/100 km50.0 mpg US60.1 mpg UK
- Lowest CO2 emissions143 g/km
- Best estimated range820 km509 mi
- Largest trunk488 L
- Best overall score64/100
- Best performance score57/100
- Best economy score90/100
- Best practicality score79/100
Mercedes-Benz A-class (W176) Facelift 2015 A 250
- Quickest 0-100 km/h6.3 s
- Most powerful218 hp163 kW
- Lightest1,380 kg3,042 lb
- Best power-to-weight158 hp/t118 kW/t6.3 kg/hp
- Lowest city consumption8.0 L/100 km29.4 mpg US35.3 mpg UK
Specification comparison
| Model | Mercedes-BenzB-class (W246)Facelift 2014B 250 | Mercedes-BenzA-class (W176)Facelift 2015A 250 |
|---|---|---|
| Power | 211hp157kW | 218hp163kW |
| Torque | 350Nm258lb-ft | 350Nm258lb-ft |
| Curb weight | 1,465kg3,230lb | 1,380kg3,042lb |
| Gross weight | 1,990kg4,387lb | 1,960kg4,321lb |
| Top speed | Unrestricted 250 km/h155 mph Restricted 240 km/h149 mph Calculated | 240 km/h 149 mph |
| To 99% top speed | 81.3s99% target: 248 km/h / 154 mph Calculated | 72.9s99% target: 238 km/h / 148 mph Calculated |
| 0-100 km/h | 6.8s | 6.3s |
| 0-200 km/h | 24.8s Calculated | 24.8s Calculated |
| 0-60 mph | 6.5s Calculated | 6.0s Calculated |
| Fuel consumption | 6.1L/100 km38.6mpg US46.3mpg UK | 6.2L/100 km37.9mpg US45.6mpg UK |
| Fuel consumption city | 8.6L/100 km27.4mpg US32.8mpg UK | 8L/100 km29.4mpg US35.3mpg UK |
| Fuel consumption highway | 4.7L/100 km50mpg US60.1mpg UK | 5.1L/100 km46.1mpg US55.4mpg UK |
| Quarter mile | 14.8s Calculated | 14.4s Calculated |
| Power-to-weight | 144hp/t107kW/t65hp/1000 lb Calculated | 158hp/t118kW/t72hp/1000 lb Calculated |
| Torque-to-weight | 239Nm/t160lb-ft/ton Calculated | 254Nm/t170lb-ft/ton Calculated |
| Estimated range | 820km509mi Calculated | 806km501mi Calculated |
| Displacement | 1,991cc121cu in | 1,991cc121cu in |
| Length | 4,393mm173in | 4,299mm169in |
| Width | 1,786mm70in | 1,780mm70in |
| Height | 1,557mm61in | 1,433mm56in |
| Wheelbase | 2,699mm106in | 2,699mm106in |
| Front track | 1,552mm61in | 1,553mm61in |
| Rear track | 1,549mm61in | 1,552mm61in |
| Ground clearance | 98mm4in | 93mm4in |
| Trunk volume | 488L | 341L |
| Max trunk volume | 1,547L | 1,157L |
| Doors | 5 | 5 |
| Seats | 5 | 5 |
| Fuel tank | 50L | 50L |
| CO2 emissions | 143g/km | 143g/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 250: Power / Torque
- Mercedes-Benz A-class (W176) Facelift 2015 A 250: Power / Torque
| Vehicle | Peak power RPM | Peak torque RPM | Max engine speed |
|---|---|---|---|
| Mercedes-BenzB-class (W246)Facelift 2014B 250 | 5,500 rpm | 1,200-4,000 rpm | 5,750 rpm |
| Mercedes-BenzA-class (W176)Facelift 2015A 250 | 5,500 rpm | 1,200-4,000 rpm | 5,750 rpm |
Acceleration curve
Estimated speed over time for selected vehicles.
| Metric | Mercedes-BenzB-class (W246)Facelift 2014B 250 | Mercedes-BenzA-class (W176)Facelift 2015A 250 |
|---|---|---|
| Acceleration checkpoints | ||
0-60 mph 0-97 km/h | 6.5 s | 6.0 s |
0-100 km/h 0-62 mph | 6.8 s | 6.3 s |
0-200 km/h 0-124 mph | 24.8 s | 24.8 s |
| Top speed | Unrestricted 250 km/h155 mph Restricted 240 km/h149 mph Likely limited | 240 km/h 149 mph |
| Drag race simulation | ||
60 ft 18 m | 2.5 s | 2.4 s |
330 ft 101 m | 6.5 s | 6.3 s |
1/8 mile 201 m | 9.7 s | 9.4 s |
1000 ft 305 m | 12.5 s | 12.1 s |
1/4 mile 402 m | 14.8 s | 14.4 s |
Trap speed 1/4 mile 402 m | 159 km/h 99 mph | 161 km/h 100 mph |
Power comparison
Bar comparison chart for Power. Higher is better · hp / kW
| Vehicle | Value |
|---|---|
| Mercedes-BenzB-class (W246)Facelift 2014B 250 | 211 hp 157 kW |
| Mercedes-BenzA-class (W176)Facelift 2015A 250 | 218 hp 163 kW |
Mercedes-Benz A-class (W176) Facelift 2015 A 250 has 7 hp more than Mercedes-Benz B-class (W246) Facelift 2014 B 250.
The biggest power difference is between Mercedes-Benz B-class (W246) Facelift 2014 B 250 and Mercedes-Benz A-class (W176) Facelift 2015 A 250: 7 hp (5 kW).
Torque comparison
Bar comparison chart for Torque. Higher is better · Nm / lb-ft
| Vehicle | Value |
|---|---|
| Mercedes-BenzB-class (W246)Facelift 2014B 250 | 350 Nm 258 lb-ft |
| Mercedes-BenzA-class (W176)Facelift 2015A 250 | 350 Nm 258 lb-ft |
Curb weight comparison
Bar comparison chart for Curb weight. Lower is better · kg / lb
| Vehicle | Value |
|---|---|
| Mercedes-BenzB-class (W246)Facelift 2014B 250 | 1,465 kg 3,230 lb |
| Mercedes-BenzA-class (W176)Facelift 2015A 250 | 1,380 kg 3,042 lb |
Top speed without limiter comparison
Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph
| Vehicle | Value |
|---|---|
| Mercedes-BenzB-class (W246)Facelift 2014B 250 | Unrestricted 250 km/h155 mph Restricted 240 km/h149 mph |
| Mercedes-BenzA-class (W176)Facelift 2015A 250 | 240 km/h 149 mph |
0-100 km/h comparison
Bar comparison chart for 0-100 km/h. Lower is better · seconds
| Vehicle | Value |
|---|---|
| Mercedes-BenzB-class (W246)Facelift 2014B 250 | 6.8 s |
| Mercedes-BenzA-class (W176)Facelift 2015A 250 | 6.3 s |
The biggest 0-100 km/h difference is between Mercedes-Benz A-class (W176) Facelift 2015 A 250 and Mercedes-Benz B-class (W246) Facelift 2014 B 250: 0.5 s.
Fuel consumption comparison
Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK
| Vehicle | Value |
|---|---|
| Mercedes-BenzB-class (W246)Facelift 2014B 250 | 6.1 L/100 km 38.6 mpg US 46.3 mpg UK |
| Mercedes-BenzA-class (W176)Facelift 2015A 250 | 6.2 L/100 km 37.9 mpg US 45.6 mpg UK |
Power-to-weight comparison
Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t
| Vehicle | Value |
|---|---|
| Mercedes-BenzB-class (W246)Facelift 2014B 250 | 144 hp/t 107 kW/t 6.9 kg/hp |
| Mercedes-BenzA-class (W176)Facelift 2015A 250 | 158 hp/t 118 kW/t 6.3 kg/hp |
Estimated range comparison
Bar comparison chart for Estimated range. Higher is better · km / mi
| Vehicle | Value |
|---|---|
| Mercedes-BenzB-class (W246)Facelift 2014B 250 | 820 km 509 mi |
| Mercedes-BenzA-class (W176)Facelift 2015A 250 | 806 km 501 mi |
Performance spider chart
Radar chart comparing normalized performance and fuel-consumption scores.
| Vehicle | Power | Acceleration | Top speed |
|---|---|---|---|
| Mercedes-BenzB-class (W246)Facelift 2014B 250 | 211 hp 157 kW | 6.8 s | Unrestricted 250 km/h155 mph Restricted 240 km/h149 mph |
| Mercedes-BenzA-class (W176)Facelift 2015A 250 | 218 hp 163 kW | 6.3 s | 240 km/h 149 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-BenzB-class (W246)Facelift 2014B 250 |
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| Mercedes-BenzA-class (W176)Facelift 2015A 250 |
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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-BenzB-class (W246)Facelift 2014B 250 |
| 6.1 L/100 km 38.6 mpg US 46.3 mpg UK | ||||||
| Mercedes-BenzA-class (W176)Facelift 2015A 250 |
| 6.2 L/100 km 37.9 mpg US 45.6 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.
| Vehicle | Fuel consumption, L/100 km | 0-100 km/h, s |
|---|---|---|
| Mercedes-BenzB-class (W246)Facelift 2014B 250 | 6.1 L/100 km 38.6 mpg US 46.3 mpg UK | 6.8 s |
| Mercedes-BenzA-class (W176)Facelift 2015A 250 | 6.2 L/100 km 37.9 mpg US 45.6 mpg UK | 6.3 s |
Power-to-weight vs fuel consumption
The shaded area favors higher power-to-weight with lower combined fuel consumption.
| Vehicle | Power-to-weight, hp/t | Fuel consumption, L/100 km |
|---|---|---|
| Mercedes-BenzB-class (W246)Facelift 2014B 250 | 144 hp/t 107 kW/t 6.9 kg/hp | 6.1 L/100 km 38.6 mpg US 46.3 mpg UK |
| Mercedes-BenzA-class (W176)Facelift 2015A 250 | 158 hp/t 118 kW/t 6.3 kg/hp | 6.2 L/100 km 37.9 mpg US 45.6 mpg UK |
Detailed score breakdown
| Vehicle | Mercedes-BenzB-class (W246)Facelift 2014B 250 | Mercedes-BenzA-class (W176)Facelift 2015A 250 | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power | 211 hp 157 kW | 218 hp 163 kW | ||||||||||||||||
| Torque | 350 Nm 258 lb-ft | 350 Nm 258 lb-ft | ||||||||||||||||
| Acceleration | 6.8 s | 6.3 s | ||||||||||||||||
| Top speed | Unrestricted 250 km/h155 mph Restricted 240 km/h149 mph | 240 km/h 149 mph | ||||||||||||||||
| Lightness | 1,465 kg 3,230 lb | 1,380 kg 3,042 lb | ||||||||||||||||
| Fuel consumption | 6.1 L/100 km 38.6 mpg US 46.3 mpg UK | 6.2 L/100 km 37.9 mpg US 45.6 mpg UK | ||||||||||||||||
| Practicality |
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| Range score | 820 km 509 mi | 806 km 501 mi | ||||||||||||||||
| CO2 score | 143 g/km | 143 g/km | ||||||||||||||||
| Trunk score | 488 L 17.2 cu ft | 341 L 12.0 cu ft | ||||||||||||||||
| Power-to-weight score | 144 hp/t 107 kW/t 6.9 kg/hp | 158 hp/t 118 kW/t 6.3 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
| Vehicle | Mercedes-Benz B-class (W246) Facelift 2014 B 250 | Mercedes-Benz A-class (W176) Facelift 2015 A 250 |
|---|---|---|
| Consumption | 6.1 L/100 km38.6 mpg US46.3 mpg UK | 6.2 L/100 km37.9 mpg US45.6 mpg UK |
| Cost / 100 km | 10.67 LC100 km | 10.85 LC100 km |
| Cost / 100 mi | 17.18 LC100 mi | 17.46 LC100 mi |
| Annual fuel used | 915 L242 US gal201 UK gal | 930 L246 US gal205 UK gal |
| Annual fuel cost | 1,601 LC/year | 1,628 LC/year |
Head-to-head comparisons
Mercedes-Benz B-class (W246) Facelift 2014 B 250
- Has 10 km/h (6 mph) higher top speed
- Uses 0.1 L/100 km less fuel
- Has 13 km (8 mi) more estimated range
- Has 147 L more trunk volume
Pros
- Highest top speed
- Highest torque
- Lowest combined fuel consumption
- Best estimated range
- Largest trunk
Cons
- Slowest 0-100 km/h
- Lowest power
- Heaviest
- Highest CO2 emissions
Mercedes-Benz A-class (W176) Facelift 2015 A 250
- Has 7 hp more
- Is 85 kg lighter
- Is 0.5 s quicker from 0-100 km/h
- Has 14 hp/t better power-to-weight
Pros
- Quickest 0-100 km/h in this comparison
- Most powerful
- Lightest
- Best power-to-weight ratio
Cons
- Highest combined fuel consumption
- Lowest top speed
- Smallest trunk
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