The Comparative Analysis :

BMW 630i Convertible Sport-Automatic (07 - 10) vs. Porsche 911 Carrera Convertible 4 PDK (08 - 12)

€ 81,200
BMW 630i Convertible Sport-Automatic (07 - 10) BMW 630i Cabrio
€ 107,100
 Porsche 911 Carrera Convertible 4 PDK (08 - 12) Porsche 911 Carrera Convertible 4
€ 81,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 107,100

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

Vehicle Dimensions

The BMW 630i Cabrio is considerably bigger in every dimension. It's 15.2 inches longer, 0.1 inches wider and 2.5 inches taller than the Porsche 911 Carrera Convertible 4.
BMW 630i Cabrio
Porsche 911 Carrera Convertible 4
54.1
Blueprint BMW 630i Convertible Sport-Automatic (07 - 10)
73
80.2
51.6
Blueprint Porsche 911 Carrera Convertible 4 PDK (08 - 12)
72.9
80.8
73 in
Width
72.9 in
80.2 in
Width Incl. Mirrors
80.8 in
54.1 in
Height
51.6 in
Blueprint BMW 630i Convertible Sport-Automatic (07 - 10)
109.4
189.8
Blueprint Porsche 911 Carrera Convertible 4 PDK (08 - 12)
92.5
174.6
189.8 in
Length
174.6 in
109.4 in
Wheelbase
92.5 in

Vehicle Weight

BMW 630i Cabrio
Porsche 911 Carrera Convertible 4
4023 lb
Curb Weight
3660 lb
4740 lb
Gross Vehicle
Weight
4321 lb
BMW 630i Convertible Sport-Automatic (07 - 10)
Weight Difference:
364 lb
9.05 %
Porsche 911 Carrera Convertible 4 PDK (08 - 12)

General

BMW 630i Cabrio
Porsche 911 Carrera Convertible 4
E64
Generation
997
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
6-speed automatic transmission
Transmission
7-speed dual clutch transmission

Engine

BMW 630i Cabrio
Porsche 911 Carrera Convertible 4
Straight-six gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
6-cylinder boxer gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
BMW N53
Engine Series
N53-B30
Engine Code
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3.6 L / 176 cu in
268 hp
at 6700 rpm
Power
340 hp
at 6500 rpm
BMW 630i Cabrio
268 hp
340 hp
Porsche 911 Carrera Convertible 4
236 lb‑ft
at 2750 rpm
Max. Torque
288 lb‑ft
at 4400 rpm
BMW 630i Cabrio
236 lb‑ft
288 lb‑ft
Porsche 911 Carrera Convertible 4

Performance

BMW 630i Cabrio
Porsche 911 Carrera Convertible 4
155 mph
Maximum Speed
175 mph
7 sec
Acceleration 0 to 62 mph
5 sec
62 mph 62
mph

318 ft
0.000 sec

BMW 630i Cabrio

62 mph 62
mph

226 ft
0.000 sec

Porsche 911 Carrera Convertible 4

▶ REPLAY
15.01 lb/hp
Weight-to-Power Ratio
10.76 lb/hp
BMW 630i Cabrio
15.01 lb/hp
10.76 lb/hp
Porsche 911 Carrera Convertible 4

Fuel Economy / Emissions

BMW 630i Cabrio
Porsche 911 Carrera Convertible 4
Fuel Economy
29 mpg
combined
23 mpg
BMW 630i Cabrio
29 mpg
23 mpg
Porsche 911 Carrera Convertible 4
20 mpg
city
15 mpg
No data
highway
33 mpg
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
17.7 gal
Kraftstoffanzeige
537 mi
Range
404 mi
BMW 630i Cabrio
537 mi
404 mi
Porsche 911 Carrera Convertible 4
Environmental Impact
153.5 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).
195.2 kWh
BMW 630i Cabrio
153.5 kWh
195.2 kWh
Porsche 911 Carrera Convertible 4
Euro 4
Emission Standard
Euro 5
309 g/mi (NEFZ)
CO2 Emissions
389 g/mi (NEFZ)

Practical Convenience

BMW 630i Cabrio
Porsche 911 Carrera Convertible 4
2
Doors
2
4
No. of Seats
4
717 lb
Maximum Payload
661 lb
9.9 cu ft
Trunk Volume
3 cu ft
No data
Cargo Volume (Seats Down)
No data