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Mercedes-Benz A-class W177 (2018–2022) Specs

Specifications, engines, dimensions and technical data.

Gen 4 2018 - 2022 W177 Hatchback
Mercedes-Benz A-class
Engine —
Power —
Fuel —
Gears —
Platform —

Body Style



Mercedes-Benz A-class W177 overview

The Mercedes-Benz A-class (W177) is the 4th generation of the A-class, built from 2018 to 2022. It is offered as a Hatchback with 7 engines (petrol, diesel), from 109 HP to 387 HP. The AMG A 45 (387 Hp) 4MATIC+ DCT accelerates from 0 to 100 km/h in 4.1 s, reaches a top speed of 250 km/h and is 4445 mm long.

How much horsepower does the Mercedes-Benz A-class have?

The Mercedes-Benz A-class (W177) has 109 HP to 387 HP, depending on the engine: 1.3 M282 (109 HP), 2.0 Om654 (116 HP), 1.5 Om608 (116 HP), 1.3 M282 (136 HP), 2.0 Om654 (150 HP), 2.0 M260 (190 HP), 2.0 M139 (387 HP).

What engines are available for the Mercedes-Benz A-class?

The Mercedes-Benz A-class is available with 7 engines: 1.3 M282 (109 HP, petrol), 2.0 Om654 (116 HP, diesel), 1.5 Om608 (116 HP, diesel), 1.3 M282 (136 HP, petrol), 2.0 Om654 (150 HP, diesel), 2.0 M260 (190 HP, petrol), 2.0 M139 (387 HP, petrol).

What are the dimensions of the Mercedes-Benz A-class?

The Mercedes-Benz A-class is 4445 mm long, 1850 mm wide, 1407 mm tall, with a 2729 mm wheelbase.

How fast is the Mercedes-Benz A-class?

The Mercedes-Benz A-class AMG A 45 (387 Hp) 4MATIC+ DCT goes from 0 to 100 km/h in 4.1 s and has a top speed of 250 km/h.

Advanced Specs

Overview

Generation Mercedes-Benz A-class W177
Year 2019–2022
Platform Mercedes-Benz MFA2
Variant AMG A 45 (387 Hp) 4MATIC+ DCT
Body type hatchback
Engine type Fuel
Fuel type Petrol
Seats 5
Doors 5
Emission standard Euro 6d ISC-FCM

Power & torque

Power 387 HP
Power @ max rpm 6500 rpm
Torque 480 Nm
Torque @ min rpm 4750 rpm
Torque @ max rpm 5000 rpm

Performance

Top speed 250 km/h
0–100 km/h 4.1 s
0–62 mph 4.1 s

Engine

Engine code M139
Displacement 1991 cc
Cylinders 4
Configuration inline
Bore 83.0 mm
Stroke 92.0 mm
Compression ratio 9
Valves per cylinder 4
Injection system Direct Injection
Aspiration Turbocharger Intercooler
Valvetrain camtronic
Oil capacity 5.8 L
Coolant 11.6 L
Engine layout Front Transverse
Engine systems Particulate Filter

Drivetrain & transmission

Drive All wheel drive (4x4)
Powertrain architecture Internal Combustion Engine
Gearbox type dct
Gears 8
Gearbox code K8c 8g Dct
Gearbox manufacturer Mercedes Benz

Dimensions

Length 4445 mm
Width 1850 mm
Height 1407 mm
Wheelbase 2729 mm
Front track 1597 mm
Rear track 1558 mm
Boot space 370 – 1210 L
Ground clearance 94 mm
Turning circle 11.5 m

Mass

Kerb weight 1545 kg
Max weight 2080 kg
Max load 535 kg

Consumption & emissions

Fuel combined 8.3 L/100km
Fuel urban 10.3 L/100km
Fuel extra urban 7.1 L/100km
CO₂ (WLTP) 189 g/km
CO₂ emissions 189 g/km
Fuel tank 51.0 L

Chassis & brakes

Front suspension Independent Type Mcpherson
Rear suspension Independent Multi Link Suspension
Front brakes Ventilated discs, 350 mm
Rear brakes Ventilated discs, 330 mm
Steering type Steering Rack And Pinion
Power steering Electric Steering
Tire size 245/40 R18
Wheel rims 8.5J x 18
Assisting systems Abs Anti Lock Braking System

Efficiency ratios

Weight-to-power 4 kg/Hp, 250.5 Hp/tonne
Weight-to-torque 3.2 kg/Nm, 310.7 Nm/tonne

Other

Start Of Production 2019
End Of Production 2022
Front Overhang 926
Rear Overhang 790

Performance

Engine speed (1k/rpm)

Figures from catalog data; real-world values may differ.

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