The Comparative Analysis :

BMW 635d Convertible Sport-Automatic (07 - 10) vs. BMW 640i Convertible Steptronic (15 - 18)

€ 85,200
BMW 635d Convertible Sport-Automatic (07 - 10) 635d Cabrio
€ 91,700
 BMW 640i Convertible Steptronic (15 - 18) 640i Cabrio
€ 85,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 91,700

ⓘ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 2.9 inches shorter, 1.5 inches narrower and 0.4 inches taller than the 640i Cabrio.
635d Cabrio
640i Cabrio
54.1
Blueprint BMW 635d Convertible Sport-Automatic (07 - 10)
73
80.2
53.7
Blueprint BMW 640i Convertible Steptronic (15 - 18)
74.6
81.9
73 in
Width
74.6 in
80.2 in
Width Incl. Mirrors
81.9 in
54.1 in
Height
53.7 in
Blueprint BMW 635d Convertible Sport-Automatic (07 - 10)
109.4
189.8
Blueprint BMW 640i Convertible Steptronic (15 - 18)
112.4
192.7
189.8 in
Length
192.7 in
109.4 in
Wheelbase
112.4 in

Vehicle Weight

635d Cabrio
640i Cabrio
4266 lb
Curb Weight
4178 lb
4982 lb
Gross Vehicle
Weight
5126 lb
BMW 635d Convertible Sport-Automatic (07 - 10)
Weight Difference:
88 lb
2.06 %
BMW 640i Convertible Steptronic (15 - 18)

General

635d Cabrio
640i Cabrio
E64
Generation
F12
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

635d Cabrio
640i Cabrio
Straight-six diesel engine with two tur­bo­chargers (bi­turbo)
Engine Type
Straight-six gasoline engine with tur­bo­charger
BMW M57
Engine Series
BMW N55
M57-D30
Engine Code
N55-B30
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
282 hp
at 4400 rpm
Power
316 hp
at 5800 rpm
635d Cabrio
282 hp
316 hp
640i Cabrio
428 lb‑ft
at 1750 rpm
Max. Torque
332 lb‑ft
at 1300 rpm
635d Cabrio
428 lb‑ft
332 lb‑ft
640i Cabrio

Performance

635d Cabrio
640i Cabrio
155 mph
Maximum Speed
155 mph
6.6 sec
Acceleration 0 to 62 mph
5.5 sec
62 mph 62
mph

302 ft
0.000 sec

635d Cabrio

62 mph 62
mph

249 ft
0.000 sec

640i Cabrio

▶ REPLAY
15.13 lb/hp
Weight-to-Power Ratio
13.22 lb/hp
635d Cabrio
15.13 lb/hp
13.22 lb/hp
640i Cabrio

Fuel Economy / Emissions

635d Cabrio
640i Cabrio
Fuel Economy
33 mpg
combined
31 mpg
635d Cabrio
33 mpg
31 mpg
640i Cabrio
25 mpg
city
22 mpg
No data
highway
No data
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
18.5 gal
Kraftstoffanzeige
604 mi
Range
565 mi
635d Cabrio
604 mi
565 mi
640i 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).
145.8 kWh
635d Cabrio
148.1 kWh
145.8 kWh
640i Cabrio
Euro 4
Emission Standard
Euro 6b (NEFZ)
306 g/mi (NEFZ)
CO2 Emissions
288 g/mi (NEFZ)

Practical Convenience

635d Cabrio
640i Cabrio
2
Doors
2
4
No. of Seats
4
717 lb
Maximum Payload
948 lb
9.9 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data