The Comparative Analysis :
Mercedes CLS Coupé 450 EQ Boost 4MATIC 9G-TRONIC (18 - 19) vs. Mercedes CLS Coupé 250 CDI 7G-TRONIC PLUS (10 - 14)
€ 70,900

€ 59,900

€ 70,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 59,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The CLS Coupé 450 EQ Boost is a little bigger in every dimension. It's 1.9 inches longer, 0.4 inches wider and 0.7 inches taller than the CLS Coupé 250 CDI.
CLS Coupé 450 EQ Boost
CLS Coupé 250 CDI
56.5
74.4
81.5
55.7
74.1
81.7
74.4 in
Width
74.1 in
81.5 in
Width Incl. Mirrors
81.7 in
56.5 in
Height
55.7 in
115.7
196.4
113.1
194.5
196.4 in
Length
194.5 in
115.7 in
Wheelbase
113.1 in
Vehicle Weight
CLS Coupé 450 EQ Boost
CLS Coupé 250 CDI
4277 lb
Curb Weight
3968 lb
5699 lb
Gross Vehicle
Weight
Weight
5038 lb

Weight Difference:
309 lb
7.22 %

General
CLS Coupé 450 EQ Boost
CLS Coupé 250 CDI
C257
Generation
C218
Coupe
Car Body Style
Coupe
Mid-Grade Unleaded
Fuel Type
Diesel

Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive

9-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
CLS Coupé 450 EQ Boost
CLS Coupé 250 CDI
6-cylinder mild hybrid gasoline engine with turbocharger and electric driven compressor
Engine Type
Straight-four diesel engine with two turbochargers (biturbo)
Mercedes-Benz M 256
Engine Series
Mercedes-Benz OM 651
M 256.930
Engine Code
OM 651.924


4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2.1 L / 103 cu in
383 hp
at 5500 rpm
Power
201 hp
at 3800 rpm
CLS Coupé 450 EQ Boost
383 hp
201 hp
CLS Coupé 250 CDI
369 lb‑ft
at 1600 rpm
Max. Torque
369 lb‑ft
at 1600 rpm
CLS Coupé 450 EQ Boost
369 lb‑ft
369 lb‑ft
CLS Coupé 250 CDI
Performance
CLS Coupé 450 EQ Boost
CLS Coupé 250 CDI
155 mph
Maximum Speed
150 mph
4.8 sec
Acceleration 0 to 62 mph
7.5 sec
62 mph
62
mph
mph
220 ft
0.000 sec

CLS Coupé 450 EQ Boost
62 mph
62
mph
mph
341 ft
0.000 sec

CLS Coupé 250 CDI
▶ REPLAY
11.17 lb/hp
Weight-to-Power Ratio
19.74 lb/hp
CLS Coupé 450 EQ Boost
11.17 lb/hp
19.74 lb/hp
CLS Coupé 250 CDI
Fuel Economy / Emissions
CLS Coupé 450 EQ Boost
CLS Coupé 250 CDI
Fuel Economy
31 mpg
combined
46 mpg
CLS Coupé 450 EQ Boost
31 mpg
46 mpg
CLS Coupé 250 CDI
24 mpg
city
37 mpg
39 mpg
highway
53 mpg
17.4 gal
Fuel Tank Capacity
15.6 gal
547 mi
Range
719 mi
CLS Coupé 450 EQ Boost
547 mi
719 mi
CLS Coupé 250 CDI
Environmental Impact
142.1 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
104.9 kWh
CLS Coupé 450 EQ Boost
142.1 kWh
104.9 kWh
CLS Coupé 250 CDI
Euro 6d-TEMP (WLTP) 36AG-AI
Emission Standard
Euro 5
306 g/mi (WLTP)
CO2 Emissions
216 g/mi (NEFZ)
Practical Convenience
CLS Coupé 450 EQ Boost
CLS Coupé 250 CDI
4
Doors
4
5
No. of Seats
4
1422 lb
Maximum Payload
1069 lb
14.7 cu ft
Trunk Volume
14.7 cu ft










No data
Cargo Volume (Seats Down)
No data