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Mercedes-Benz A-class W177 Facelift (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 Facelift overview

The Mercedes-Benz A-class (W177 Facelift) is the 4th generation of the A-class, built in 2022. It is offered as a Hatchback with 4 engines (diesel, petrol), from 116 HP to 421 HP. The AMG A 45 S (421 Hp) 4MATIC+ AMG SPEEDSHIFT DCT 8G accelerates from 0 to 100 km/h in 3.9 s, reaches a top speed of 270 km/h and is 4445 mm long.

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

The Mercedes-Benz A-class (W177 Facelift) has 116 HP to 421 HP, depending on the engine: 2.0 Om654 (116 HP), 1.3 M282 (136 HP), 2.0 M260 (190 HP), 2.0 M139 (421 HP).

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

The Mercedes-Benz A-class is available with 4 engines: 2.0 Om654 (116 HP, diesel), 1.3 M282 (136 HP, petrol), 2.0 M260 (190 HP, petrol), 2.0 M139 (421 HP, petrol).

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

The Mercedes-Benz A-class is 4445 mm long, 1850 mm wide, 1412 mm tall, with a 2729 mm wheelbase.

How fast is the Mercedes-Benz A-class?

The Mercedes-Benz A-class AMG A 45 S (421 Hp) 4MATIC+ AMG SPEEDSHIFT DCT 8G goes from 0 to 100 km/h in 3.9 s and has a top speed of 270 km/h.

Advanced Specs

Overview

Generation Mercedes-Benz A-class W177 facelift
Year 2022–present
Platform Mercedes-Benz MFA2
Variant AMG A 45 S (421 Hp) 4MATIC+ AMG SPEEDSHIFT DCT 8G
Body type hatchback
Engine type Fuel
Fuel type Petrol
Seats 5
Doors 5
Emission standard Euro 6d-ISC-FCM

Power & torque

Power 421 HP
Power @ max rpm 6750 rpm
Torque 500 Nm
Torque @ min rpm 5000 rpm
Torque @ max rpm 5250 rpm

Performance

Top speed 270 km/h
0–100 km/h 3.9 s
0–62 mph 3.9 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 Start Stop Systemparticulate Filter

Drivetrain & transmission

Drive All wheel drive (4x4)
Powertrain architecture Internal Combustion Engine
Drivetrain architecture The Internal Combustion Engine Ice Drives The Front Wheels Permanently And The Rear Wheels Are Driven Through An Electrically Or Mechanically Operated Clutch If Necessary
Gearbox type dct
Gears 8
Gearbox code K8c 8g Dct
Gearbox manufacturer Mercedes Benz

Dimensions

Length 4445 mm
Width 1850 mm
Height 1412 mm
Wheelbase 2729 mm
Front track 1597 mm
Rear track 1558 mm
Boot space 370 – 1210 L
Turning circle 11.5 m

Mass

Kerb weight 1605 kg
Max weight 2130 kg
Max load 525 kg

Consumption & emissions

Fuel combined (WLTP) 8.8 L/100km
COâ‚‚ (WLTP) 200 g/km
Fuel tank 51.0 L

Chassis & brakes

Front suspension Independent Type Mcpherson With Coil Spring And Anti Roll Bar
Rear suspension Independent Multi Link Spring Suspension With Stabilizer
Front brakes Ventilated Discs
Rear brakes Ventilated Discs
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 3.8 kg/Hp, 262.3 Hp/tonne
Weight-to-torque 3.2 kg/Nm, 311.5 Nm/tonne
Max roof load 75 kg

Other

Start Of Production 2022
Width Including Mirrors 1992
Front Overhang 926
Rear Overhang 790

Performance

Engine speed (1k/rpm)

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

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