Home >> Autocatalog >> Mercedes-Benz >> A-class >> 2018 A-class (W177) >> AMG A 45 S (421 Hp) 4MATIC+ DCT
Autocatalog Login Register Car Specs API
English ▼

2019 Mercedes-Benz A-class (W177) AMG A 45 S (421 Hp) 4MATIC+ DCT

2018 Mercedes-Benz A-class (W177) - Photo 1
Mercedes-Benz A-class (W177) - Photo 2Mercedes-Benz A-class (W177) - Photo 3Mercedes-Benz A-class (W177) - Photo 4Mercedes-Benz A-class (W177) - Photo 5Mercedes-Benz A-class (W177) - Photo 6Mercedes-Benz A-class (W177) - Photo 7Mercedes-Benz A-class (W177) - Photo 8Mercedes-Benz A-class (W177) - Photo 9Mercedes-Benz A-class (W177) - Photo 10

Key specs

Mercedes-Benz A-class Hatchback 2019, 2020, 2021, 2022

What is the body type, Mercedes-Benz A-class (W177)?Hatchback, 5 Doors, 5 Seats
What is the fuel economy, Mercedes-Benz A-class (W177) AMG A 45 S (421 Hp) 4MATIC+ DCT?8.3-8.4 l/100 km
28.34 - 28 US mpg
34.03 - 33.63 UK mpg
12.05 - 11.9 km/l
How ECO is the car, Mercedes-Benz A-class AMG A 45 S (421 Hp) 4MATIC+ DCT?190-198 g/km CO2
Euro 6d ISC-FCM
How fast is the car, 2019 A-class (W177) AMG A 45 S (421 Hp) 4MATIC+ DCT?270 km/h | 167.77 mph
0-100 km/h: 3.9 sec
0-60 mph: 3.7 sec
How much power, Mercedes-Benz A-class Hatchback 2019 AMG A 45 S (421 Hp) 4MATIC+ DCT?421 Hp, 500 Nm
368.78 lb.-ft.
What is the engine size, Mercedes-Benz A-class Hatchback 2019 AMG A 45 S (421 Hp) 4MATIC+ DCT?2.0 l
1991 cm3
121.5 cu. in.
How many cylinders, 2019 Mercedes-Benz AMG A 45 S (421 Hp) 4MATIC+ DCT?4, Inline
What is the drivetrain, Mercedes-Benz A-class (W177) Hatchback 2019 AMG A 45 S (421 Hp) 4MATIC+ DCT?All wheel drive (4x4). Internal Combustion engine.
How long is this vehicle, 2019 Mercedes-Benz A-class Hatchback?4445 mm
175 in.
How wide is the vehicle, 2019 Mercedes-Benz A-class Hatchback?1850 mm
72.83 in.
What is the curb weight, 2019 Mercedes-Benz A-class (W177) AMG A 45 S (421 Hp) 4MATIC+ DCT?1550 kg
3417.17 lbs.
What is the gross weight, 2019 Mercedes-Benz A-class (W177) AMG A 45 S (421 Hp) 4MATIC+ DCT?2080 kg
4585.62 lbs.
How much trunk (boot) space, 2019 Mercedes-Benz A-class Hatchback?370 - 1210 l
13.07 - 42.73 cu. ft.
How many gears, What type is the gearbox, 2019 Mercedes-Benz A-class (W177) AMG A 45 S (421 Hp) 4MATIC+ DCT?8, automatic transmission DCT AMG SPEEDSHIFT

Mercedes-Benz A-class (W177) AMG A 45 S (421 Hp) 4MATIC+ DCT 2019, 2020, 2021, 2022 Specs

General information
BrandMercedes-Benz
Model A-class
Generation A-class (W177)
Modification (Engine) AMG A 45 S (421 Hp) 4MATIC+ DCT
Start of production 2019 year
End of production 2022 year
Powertrain Architecture Internal Combustion engine
Body typeHatchback
Seats 5
Doors 5
Performance specs
Fuel consumption at Low speed (WLTP) 8.3 l/100 km 28.34 US mpg
34.03 UK mpg
12.05 km/l
Fuel consumption at very high speed (WLTP) 8.7 l/100 km 27.04 US mpg
32.47 UK mpg
11.49 km/l
CO2 emissions (WLTP)190-198 g/km
Fuel consumption (economy) - urban 10.5-10.3 l/100 km 22.4 - 22.84 US mpg
26.9 - 27.43 UK mpg
9.52 - 9.71 km/l
Fuel consumption (economy) - extra urban 7.2-7.1 l/100 km 32.67 - 33.13 US mpg
39.23 - 39.79 UK mpg
13.89 - 14.08 km/l
Fuel consumption (economy) - combined 8.3-8.4 l/100 km 28.34 - 28 US mpg
34.03 - 33.63 UK mpg
12.05 - 11.9 km/l
CO2 emissions189-192 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 - 100 km/h3.9 sec
Acceleration 0 - 62 mph3.9 sec
Acceleration 0 - 60 mph (Calculated by Auto-Data.net) 3.7 sec
Maximum speed 270 km/h 167.77 mph
Emission standard Euro 6d ISC-FCM
Weight-to-power ratio 3.7 kg/Hp, 271.6 Hp/tonne
Weight-to-torque ratio 3.1 kg/Nm, 322.6 Nm/tonne
Engine specs
Power 421 Hp @ 6750 rpm.
Power per litre 211.5 Hp/l
Torque 500 Nm @ 5000-5250 rpm. 368.78 lb.-ft. @ 5000-5250 rpm.
Engine layout Front, Transverse
Engine Model/Code M 139.980
Engine displacement 1991 cm3 121.5 cu. in.
Number of cylinders 4
Engine configuration Inline
Cylinder Bore 83 mm 3.27 in.
Piston Stroke 92 mm 3.62 in.
Compression ratio 9:1
Number of valves per cylinder 4
Fuel injection system Direct injection
Engine aspiration Turbocharger, Intercooler
Valvetrain CAMTRONIC
Engine oil capacity 5.8 l 6.13 US qt | 5.1 UK qt
Engine oil specification Log in to see.Log in to see.
Coolant 11.6 l 12.26 US qt | 10.21 UK qt
Engine systemsParticulate filter
Space, Volume and weights
Kerb Weight 1550 kg 3417.17 lbs.
Max. weight 2080 kg 4585.62 lbs.
Max load 530 kg 1168.45 lbs.
Trunk (boot) space - minimum 370 l 13.07 cu. ft.
Trunk (boot) space - maximum 1210 l 42.73 cu. ft.
Fuel tank capacity 51 l 13.47 US gal | 11.22 UK gal
Permitted trailer load with brakes (12%) 1500 kg 3306.93 lbs.
Permitted trailer load without brakes 750 kg 1653.47 lbs.
Dimensions
Length 4445 mm 175 in.
Width 1850 mm 72.83 in.
Height 1412 mm 55.59 in.
Wheelbase 2729 mm 107.44 in.
Front track 1597 mm 62.87 in.
Rear (Back) track 1558 mm 61.34 in.
Front overhang 926 mm 36.46 in.
Rear overhang 790 mm 31.1 in.
Ride height (ground clearance) 97 mm 3.82 in.
Minimum turning circle (turning diameter) 11.54 m 37.86 ft.
Approach angle 10.3°
Departure angle 13.6°
Ramp-over (brakeover) angle
Drivetrain, brakes and suspension specs
Drive wheel All wheel drive (4x4)
Number of gears and type of gearbox 8 gears, automatic transmission DCT AMG SPEEDSHIFT
Front suspension Independent type McPherson
Rear suspension Independent multi-link suspension
Front brakesVentilated discs, 360 mm
Rear brakesVentilated discs, 330 mm
Assisting systemsABS (Anti-lock braking system)
Steering type Steering rack and pinion
Power steering Electric Steering
Tires size 245/35 R19
Wheel rims size8.5J x 19