The Comparative Analysis :

BMW 630i Convertible (07 - 10) vs. Porsche 911 Targa 4 GTS PDK (15 - 15)

€ 78,900
BMW 630i Convertible (07 - 10) BMW 630i Cabrio
€ 140,900
 Porsche 911 Targa 4 GTS PDK (15 - 15) Porsche 911 Targa 4 GTS
€ 78,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 140,900

ⓘ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 12.2 inches longer, 0.1 inches wider and 3.3 inches taller than the Porsche 911 Targa 4 GTS.
BMW 630i Cabrio
Porsche 911 Targa 4 GTS
54.1
Blueprint BMW 630i Convertible (07 - 10)
73
80.2
50.7
Blueprint Porsche 911 Targa 4 GTS PDK (15 - 15)
72.9
77.9
73 in
Width
72.9 in
80.2 in
Width Incl. Mirrors
77.9 in
54.1 in
Height
50.7 in
Blueprint BMW 630i Convertible (07 - 10)
109.4
189.8
Blueprint Porsche 911 Targa 4 GTS PDK (15 - 15)
96.5
177.5
189.8 in
Length
177.5 in
109.4 in
Wheelbase
96.5 in

Vehicle Weight

BMW 630i Cabrio
Porsche 911 Targa 4 GTS
4001 lb
Curb Weight
3649 lb
4718 lb
Gross Vehicle
Weight
4365 lb
BMW 630i Convertible (07 - 10)
Weight Difference:
353 lb
8.82 %
Porsche 911 Targa 4 GTS PDK (15 - 15)

General

BMW 630i Cabrio
Porsche 911 Targa 4 GTS
E64
Generation
991
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
6-speed manual transmission
Transmission
7-speed dual clutch transmission

Engine

BMW 630i Cabrio
Porsche 911 Targa 4 GTS
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
3.8 L / 186 cu in
268 hp
at 6700 rpm
Power
424 hp
at 7500 rpm
BMW 630i Cabrio
268 hp
424 hp
Porsche 911 Targa 4 GTS
236 lb‑ft
at 2750 rpm
Max. Torque
325 lb‑ft
at 5750 rpm
BMW 630i Cabrio
236 lb‑ft
325 lb‑ft
Porsche 911 Targa 4 GTS

Performance

BMW 630i Cabrio
Porsche 911 Targa 4 GTS
155 mph
Maximum Speed
187 mph
6.7 sec
Acceleration 0 to 62 mph
4.3 sec
62 mph 62
mph

305 ft
0.000 sec

BMW 630i Cabrio

62 mph 62
mph

197 ft
0.000 sec

Porsche 911 Targa 4 GTS

▶ REPLAY
14.93 lb/hp
Weight-to-Power Ratio
8.61 lb/hp
BMW 630i Cabrio
14.93 lb/hp
8.61 lb/hp
Porsche 911 Targa 4 GTS

Fuel Economy / Emissions

BMW 630i Cabrio
Porsche 911 Targa 4 GTS
Fuel Economy
28 mpg
combined
26 mpg
BMW 630i Cabrio
28 mpg
26 mpg
Porsche 911 Targa 4 GTS
20 mpg
city
19 mpg
No data
highway
33 mpg
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
18 gal
Kraftstoffanzeige
524 mi
Range
459 mi
BMW 630i Cabrio
524 mi
459 mi
Porsche 911 Targa 4 GTS
Environmental Impact
157.2 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).
174.3 kWh
BMW 630i Cabrio
157.2 kWh
174.3 kWh
Porsche 911 Targa 4 GTS
Euro 4
Emission Standard
Euro 6b (NEFZ)
319 g/mi (NEFZ)
CO2 Emissions
344 g/mi (NEFZ)

Practical Convenience

BMW 630i Cabrio
Porsche 911 Targa 4 GTS
2
Doors
2
4
No. of Seats
4
717 lb
Maximum Payload
717 lb
9.9 cu ft
Trunk Volume
3.5 cu ft
No data
Cargo Volume (Seats Down)
No data