Mercedes-Benz CLS coupe (C257) CLS 350 (299 Hp) EQ Boost 9G-TRONIC | Technical specs, data, fuel consumption, Dimensions

2018 Mercedes-Benz CLS coupe (C257) - Photo 1

Key specs

Mercedes-Benz CLS coupe (C257) CLS 350 (299 Hp) EQ Boost 9G-TRONIC /Coupe 2018 - 2021/

What is the body type of Mercedes-Benz CLS coupe (C257)?

Coupe, 4 Doors, 5 Seats

What is the fuel consumption and economy of Mercedes-Benz CLS coupe (C257) CLS 350 (299 Hp) EQ Boost 9G-TRONIC?

7.9 l/100 km
29.8 US mpg
35.8 UK mpg
12.7 km/l

How environmentally friendly is Mercedes-Benz CLS CLS 350 (299 Hp) EQ Boost 9G-TRONIC?

172-195 g/km CO₂
Euro 6

How fast is 2018 CLS coupe (C257) CLS 350 (299 Hp) EQ Boost 9G-TRONIC?

249 km/h | 155 mph
0-100 km/h: 6 sec
0-60 mph: 5.7 sec

What is the power output of Mercedes-Benz CLS Coupe 2018 CLS 350 (299 Hp) EQ Boost 9G-TRONIC?

299 Hp, 400 Nm
295 lb.-ft.

What is the engine displacement of Mercedes-Benz CLS Coupe 2018 CLS 350 (299 Hp) EQ Boost 9G-TRONIC?

2.0 l
1991 cm³
121.5 cu. in.

What is the number of cylinders in 2018 Mercedes-Benz CLS 350 (299 Hp) EQ Boost 9G-TRONIC?

4, Inline

What is the drivetrain of Mercedes-Benz CLS coupe (C257) Coupe 2018 CLS 350 (299 Hp) EQ Boost 9G-TRONIC?

Rear wheel drive. MHEV (Mild Hybrid Electric Vehicle, power-assist hybrid, battery-assisted hybrid vehicles, BAHV). The Internal combustion engine (ICE) and electric motor drive the rear wheels of the car with the ability to work only in mixed mode.

What is the length of 2018 Mercedes-Benz CLS Coupe?

4996 mm
196.69 in.

What is the width of 2018 Mercedes-Benz CLS Coupe?

1896 mm
74.65 in.

What is the kerb weight of 2018 Mercedes-Benz CLS coupe (C257) CLS 350 (299 Hp) EQ Boost 9G-TRONIC?

1775 kg
3913 lbs.

What is the maximum permissible mass of 2018 Mercedes-Benz CLS coupe (C257) CLS 350 (299 Hp) EQ Boost 9G-TRONIC?

2420 kg
5335 lbs.

What is the trunk (boot) capacity of 2018 Mercedes-Benz CLS Coupe?

490 l
17.3 cu. ft.

What are the number of gears and the gearbox type of 2018 Mercedes-Benz CLS coupe (C257) CLS 350 (299 Hp) EQ Boost 9G-TRONIC?

9, automatic transmission G-TRONIC PLUS

Mercedes-Benz
- Mercedes-Benz CLS
  - CLS coupe (C257)
    - AMG CLS 53 (435 Hp) EQ Boost 4MATIC+ TCT
    - CLS 450 (367 Hp) EQ Boost 4MATIC 9G-TRONIC
    - CLS 400d (340 Hp) 4MATIC 9G-TRONIC
    - CLS 400d (330 Hp) 4MATIC 9G-TRONIC
    - CLS 350 (299 Hp) EQ Boost 9G-TRONIC
    - CLS 350d (286 Hp) 4MATIC 9G-TRONIC
    - CLS 300d (245 Hp) 9G-TRONIC
    - CLS 220d (194 Hp) 9G-TRONIC

Compare

General information

Brand

Mercedes-Benz

Model

CLS

Generation

CLS coupe (C257)

Modification (Engine)

CLS 350 (299 Hp) EQ Boost 9G-TRONIC

Start of production

2018

End of production

2021

Powertrain Architecture

MHEV (Mild Hybrid Electric Vehicle, power-assist hybrid, battery-assisted hybrid vehicles, BAHV)

Body type

Coupe

Seats

Doors

Looking for Mercedes-Benz CLS on the used-car market?

Check its history →

Performance specs

Fuel consumption at Low speed (WLTP)

7.6 l/100 km 30.9 US mpg
37.2 UK mpg
13.2 km/l

Fuel consumption at very high speed (WLTP)

8.6 l/100 km 27.4 US mpg
32.8 UK mpg
11.6 km/l

CO₂ emissions (WLTP)

172-195 g/km

Fuel consumption (economy) - urban

9.3 l/100 km 25.3 US mpg
30.4 UK mpg
10.8 km/l

Fuel consumption (economy) - extra urban

5.6 l/100 km 42 US mpg
50.4 UK mpg
17.9 km/l

Fuel consumption (economy) - combined

7.9 l/100 km 29.8 US mpg
35.8 UK mpg
12.7 km/l

CO₂ emissions

162 g/km

Fuel Type

Petrol (Gasoline)

Acceleration 0 - 100 km/h

6 sec

Acceleration 0 - 62 mph

6 sec

Acceleration 0 - 60 mph (Calculated by Auto-Data.net)

5.7 sec

Maximum speed

249 km/h 155 mph

Emission standard

Euro 6

Weight-to-power ratio

5.9 kg/Hp, 168.5 Hp/tonne

Weight-to-torque ratio

4.4 kg/Nm, 225.4 Nm/tonne

Electric and hybrid car specs

Battery voltage

48 V

Electric motor 1

Electric motor power

14 Hp

Electric motor Torque

150 Nm 111 lb.-ft.

Electric motor location

Front, Longitudinal

Internal combustion engine specs

Power

299 Hp @ 5800-6100 rpm.

Power per litre

150.2 Hp/l

Torque

400 Nm @ 3000-4000 rpm. 295 lb.-ft. @ 3000-4000 rpm.

Engine layout

Front, Longitudinal

Engine Model/Code

M 264.920

Engine displacement

1991 cm³ 121.5 cu. in.

Number of cylinders

Engine configuration

Inline

Compression ratio

10:1

Number of valves per cylinder

Fuel injection system

Direct injection

Engine aspiration

Turbocharger, Intercooler

Valvetrain

DOHC

Engine oil capacity

6.6 l 6.97 US qt | 5.81 UK qt

Engine oil specification

Coolant

9 l 9.51 US qt | 7.92 UK qt

Engine systems

Particulate filter

Volume and weights

Kerb Weight

1775 kg 3913 lbs.

Max. weight

2420 kg 5335 lbs.

Max load

645 kg 1422 lbs.

Trunk (boot) space - minimum

490 l 17.3 cu. ft.

Fuel tank capacity

80 l 21.13 US gal | 17.6 UK gal

Permitted trailer load with brakes (12%)

1900 kg 4189 lbs.

Permitted trailer load without brakes

750 kg 1653 lbs.

Dimensions

Length

4996 mm 196.69 in.

Width

1896 mm 74.65 in.

Width including mirrors

2069 mm 81.46 in.

Height

1436 mm 56.54 in.

Wheelbase

2939 mm 115.71 in.

Front track

1619 mm 63.74 in.

Rear (Back) track

1634 mm 64.33 in.

Front overhang

888 mm 34.96 in.

Rear overhang

1169 mm 46.02 in.

Ride height (ground clearance)

94 mm 3.7 in.

Minimum turning circle (turning diameter)

11.60 m 38.06 ft.

Approach angle

11.9°

Departure angle

11.5°

Ramp-over (breakover) angle

8.5°

Drivetrain, brakes and suspension specs

Drivetrain Architecture

The Internal combustion engine (ICE) and electric motor drive the rear wheels of the car with the ability to work only in mixed mode.

Drive wheel

Rear wheel drive

Number of gears and type of gearbox

9 gears, automatic transmission G-TRONIC PLUS

Front brakes

Ventilated discs

Rear brakes

Ventilated discs

Assisting systems

ABS (Anti-lock braking system)

Steering type

Steering rack and pinion

Power steering

Electric Steering

Tire size

245/40 R19; 275/35 R19

Wheel rim size

Specs of Mercedes-Benz CLS coupe (C257) CLS 350 (299 Hp) EQ Boost 9G-TRONIC /2018, 2019, 2020, 2021/