The Comparative Analysis :

BMW 635d Convertible Sport-Automatic (07 - 10) vs. BMW M8 Competition Convertible xDrive Steptronic Sport (19 - ..)

€ 85,200
BMW 635d Convertible Sport-Automatic (07 - 10) 635d Cabrio
€ 176,000
BMW M8 Competition Convertible xDrive Steptronic Sport (19 - ..) M8 Competition Cabrio
€ 85,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 176,000

Base price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The dimensions of these vehicles differ slightly. The 635d Cabrio is 1.9 inches shorter, 2 inches narrower and 0.8 inches taller than the M8 Competition Cabrio.
635d Cabrio
M8 Competition Cabrio
54.1
Blueprint BMW 635d Convertible Sport-Automatic (07 - 10)
73
80.2
53.3
Blueprint BMW M8 Competition Convertible xDrive Steptronic Sport (19 - ..)
75.1
84.1
73 in
Width
75.1 in
80.2 in
Width Incl. Mirrors
84.1 in
54.1 in
Height
53.3 in
Blueprint BMW 635d Convertible Sport-Automatic (07 - 10)
109.4
189.8
Blueprint BMW M8 Competition Convertible xDrive Steptronic Sport (19 - ..)
111.3
191.6
189.8 in
Length
191.6 in
109.4 in
Wheelbase
111.3 in

Vehicle Weight

635d Cabrio
M8 Competition Cabrio
4266 lb
Curb Weight
4597 lb
4982 lb
Gross Vehicle
Weight
5379 lb
BMW 635d Convertible Sport-Automatic (07 - 10)
Weight Difference:
331 lb
7.2 %
BMW M8 Competition Convertible xDrive Steptronic Sport (19 - ..)

General

635d Cabrio
M8 Competition Cabrio
E64
Generation
G14
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
6-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

635d Cabrio
M8 Competition Cabrio
Straight-six diesel engine with two tur­bo­chargers (bi­turbo)
Engine Type
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
BMW M57
Engine Series
BMW S63
M57-D30
Engine Code
S63-B44
4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
4.4 L / 215 cu in
282 hp
at 4400 rpm
Power
616 hp
at 6000 rpm
635d Cabrio
282 hp
616 hp
M8 Competition Cabrio
428 lb‑ft
at 1750 rpm
Max. Torque
553 lb‑ft
at 1800 rpm
635d Cabrio
428 lb‑ft
553 lb‑ft
M8 Competition Cabrio

Performance

635d Cabrio
M8 Competition Cabrio
155 mph
Maximum Speed
155 mph
6.6 sec
Acceleration 0 to 62 mph
3.3 sec
62 mph 62
mph

302 ft
0.000 sec

635d Cabrio

62 mph 62
mph

151 ft
0.000 sec

M8 Competition Cabrio

 REPLAY
15.13 lb/hp
Weight-to-Power Ratio
7.46 lb/hp
635d Cabrio
15.13 lb/hp
7.46 lb/hp
M8 Competition Cabrio

Fuel Economy / Emissions

635d Cabrio
M8 Competition Cabrio
Fuel Economy
33 mpg
combined
22 mpg
635d Cabrio
33 mpg
22 mpg
M8 Competition Cabrio
25 mpg
city
No data
No data
highway
No data
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
18 gal
Kraftstoffanzeige
604 mi
Range
391 mi
635d Cabrio
604 mi
391 mi
M8 Competition Cabrio
Environmental Impact
148.1 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).
204.5 kWh
635d Cabrio
148.1 kWh
204.5 kWh
M8 Competition Cabrio
Euro 4
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
306 g/mi (NEFZ)
CO2 Emissions
410 g/mi (WLTP)

Practical Convenience

635d Cabrio
M8 Competition Cabrio
2
Doors
2
4
No. of Seats
4
717 lb
Maximum Payload
783 lb
9.9 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data