The Comparative Analysis :
Mercedes C 300 d Coupé 9G-TRONIC (18 - ..) vs. Mazda RX-8 High-Power (09 - 10)
€ 47,400

€ 38,200

€ 47,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 38,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Mercedes C 300 d Coupé is considerably bigger in every dimension. It's 21.6 cm longer, 4 cm wider and 6.5 cm taller than the Mazda RX-8 High-Power.
Mercedes C 300 d Coupé
Mazda RX-8 High-Power
1405
1810
2016
1340
1770
1970
1810 mm
Width
1770 mm
2016 mm
Width Incl. Mirrors
1970 mm
1405 mm
Height
1340 mm
2840
4686
2700
4470
4686 mm
Length
4470 mm
2840 mm
Wheelbase
2700 mm
Vehicle Weight
Mercedes C 300 d Coupé
Mazda RX-8 High-Power
1690 kg
Kerb Weight
1390 kg
2185 kg
Gross Vehicle
Weight
Weight
1815 kg

Weight Difference:
300 kg
17.75 %

General
Mercedes C 300 d Coupé
Mazda RX-8 High-Power
C205
Generation
SE
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Unleaded (95 RON)

Rear-wheel drive
Drive
Rear-wheel drive

9-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Mercedes C 300 d Coupé
Mazda RX-8 High-Power
Straight-four diesel engine with two turbochargers (biturbo)
Engine Type
2-cylinder rotary engine (Wankel engine) (naturally aspirated engine)
Mercedes-Benz OM 654
Engine Series
OM 654.920
Engine Code

4
Valves
0
4
Cylinders
2
1950 CC
Engine Capacity
1308 CC
242 bhp
at 5000 rpm
Power
228 bhp
at 8200 rpm
Mercedes C 300 d Coupé
242 bhp
228 bhp
Mazda RX-8 High-Power
500 NM
at 1600 rpm
Max. Torque
211 NM
at 5500 rpm
Mercedes C 300 d Coupé
500 NM
211 NM
Mazda RX-8 High-Power
Performance
Mercedes C 300 d Coupé
Mazda RX-8 High-Power
155 mph
Maximum Speed
145 mph
6 sec
Acceleration 0 to 62 mph
6.4 sec
62 mph
62
mph
mph
83 m
0.000 sec

Mercedes C 300 d Coupé
62 mph
62
mph
mph
89 m
0.000 sec

Mazda RX-8 High-Power
▶ REPLAY
6.98 kg/bhp
Weight-to-Power Ratio
6.1 kg/bhp
Mercedes C 300 d Coupé
6.98 kg/bhp
6.1 kg/bhp
Mazda RX-8 High-Power
Fuel Economy / Emissions
Mercedes C 300 d Coupé
Mazda RX-8 High-Power
Fuel Economy
55 mpg
combined
25 mpg
Mercedes C 300 d Coupé
55 mpg
25 mpg
Mazda RX-8 High-Power
46 mpg
city
18 mpg
63 mpg
motorway
31 mpg
50 L
Fuel Tank Capacity
65 L
609 mi
Range
351 mi
Mercedes C 300 d Coupé
609 mi
351 mi
Mazda RX-8 High-Power
Environmental Impact
104.9 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).
217.9 kWh
Mercedes C 300 d Coupé
104.9 kWh
217.9 kWh
Mazda RX-8 High-Power
Euro 6d
Emission Standard
Euro 4
154 g/km (WLTP)
CO2 Emissions
299 g/km (NEFZ)
Practical Convenience
Mercedes C 300 d Coupé
Mazda RX-8 High-Power
2
Doors
4
4
No. of Seats
4
495 kg
Maximum Payload
425 kg
380 L
Boot Capacity
290 L






No data
Boot Capacity (Seats Down)
No data