Car comparison

Aston Martin DB9 Volante · Facelift 2012 6.0 V12vsRolls-Royce Phantom Drophead Coupe · Facelift 2012 6.7 V12

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

Aston Martin DB9 Volante · Facelift 2012

6.0 V12

517 hp5935 ccGasolineRWDAutomaticNaturally aspiratedCabriolet / convertible2012-2015

Rolls-Royce Phantom Drophead Coupe · Facelift 2012

6.7 V12

460 hp6749 ccGasolineRWDAutomaticNaturally aspiratedCabriolet / convertible2012-2016

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Aston Martin DB9 Volante Facelift 2012 6.0 V12

Quickest 0-100 km/h
4.6 s
Fastest top speed
295 km/h
183 mph
Most powerful
517 hp
386 kW
Lightest
1,890 kg
4,167 lb
Best power-to-weight
274 hp/t
204 kW/t
3.7 kg/hp
Lowest combined fuel consumption
14.3 L/100 km
16.4 mpg US
19.8 mpg UK
Lowest city consumption
21.6 L/100 km
10.9 mpg US
13.1 mpg UK
Lowest highway consumption
10.0 L/100 km
23.5 mpg US
28.2 mpg UK
Lowest CO2 emissions
333 g/km
Best estimated range
545 km
339 mi
Best overall score
72/100
Best performance score
84/100
Best economy score
69/100

Rolls-Royce Phantom Drophead Coupe Facelift 2012 6.7 V12

Highest torque
720 Nm
531 lb-ft
Best practicality score
51/100

Specification comparison

Specification comparison
Model	Aston MartinDB9 VolanteFacelift 20126.0 V12	Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12
Power	517hp386kW	460hp343kW
Torque	620Nm457lb-ft	720Nm531lb-ft
Curb weight	1,890kg4,167lb	2,630kg5,798lb
Gross weight	-	3,050kg6,724lb
Top speed	295 km/h 183 mph	Unrestricted 250 km/h155 mph Restricted 240 km/h149 mph Calculated
To 99% top speed	69.6s99% target: 292 km/h / 181 mph Calculated	95.9s99% target: 248 km/h / 154 mph Calculated
0-100 km/h	4.6s	5.8s
0-200 km/h	14.3s Calculated	25.1s Calculated
0-60 mph	4.4s Calculated	5.5s Calculated
Fuel consumption	14.3L/100 km16.4mpg US19.8mpg UK	14.8L/100 km15.9mpg US19.1mpg UK
Fuel consumption city	21.6L/100 km10.9mpg US13.1mpg UK	22.8L/100 km10.3mpg US12.4mpg UK
Fuel consumption highway	10L/100 km23.5mpg US28.2mpg UK	10.2L/100 km23.1mpg US27.7mpg UK
Quarter mile	12.6s Calculated	14.0s Calculated
Power-to-weight	274hp/t204kW/t124hp/1000 lb Calculated	175hp/t130kW/t79hp/1000 lb Calculated
Torque-to-weight	328Nm/t219lb-ft/ton Calculated	274Nm/t183lb-ft/ton Calculated
Estimated range	545km339mi Calculated	541km336mi Calculated
Displacement	5,935cc362cu in	6,749cc412cu in
Length	4,720mm186in	5,612mm221in
Width	2,061mm81in	1,987mm78in
Height	1,282mm50in	1,566mm62in
Wheelbase	2,740mm108in	3,320mm131in
Front track	-	1,686mm66in
Rear track	-	1,676mm66in
Trunk volume	-	395L
Doors	2	2
Seats	4	4
Fuel tank	78L	80L
CO2 emissions	333g/km	347g/km

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Dyno simulation

Estimated stock-style power and torque curves by engine speed.

Aston Martin DB9 Volante Facelift 2012 6.0 V12Rolls-Royce Phantom Drophead Coupe Facelift 2012 6.7 V12PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Aston MartinDB9 VolanteFacelift 20126.0 V12	6,500 rpm	5,500 rpm	6,750 rpm
Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12	5,350 rpm	3,500 rpm	5,600 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Aston MartinDB9 VolanteFacelift 20126.0 V12	Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12
	Acceleration checkpoints
0-60 mph 0-97 km/h	4.4 s	5.5 s
0-100 km/h 0-62 mph	4.6 s	5.8 s
0-200 km/h 0-124 mph	14.3 s	25.1 s
Top speed	295 km/h 183 mph	Unrestricted 250 km/h155 mph Restricted 240 km/h149 mph Likely limited
	Drag race simulation
60 ft 18 m	2.1 s	2.2 s
330 ft 101 m	5.6 s	5.9 s
1/8 mile 201 m	8.3 s	9.0 s
1000 ft 305 m	10.6 s	11.8 s
1/4 mile 402 m	12.6 s	14.0 s
Trap speed 1/4 mile 402 m	188 km/h 117 mph	160 km/h 99 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
Vehicle	Value
Aston MartinDB9 VolanteFacelift 20126.0 V12	517 hp 386 kW
Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12	460 hp 343 kW

Aston Martin DB9 Volante Facelift 2012 6.0 V12 has 57 hp more than Rolls-Royce Phantom Drophead Coupe Facelift 2012 6.7 V12.

The biggest power difference is between Rolls-Royce Phantom Drophead Coupe Facelift 2012 6.7 V12 and Aston Martin DB9 Volante Facelift 2012 6.0 V12: 57 hp (43 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
Vehicle	Value
Aston MartinDB9 VolanteFacelift 20126.0 V12	620 Nm 457 lb-ft
Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12	720 Nm 531 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
Vehicle	Value
Aston MartinDB9 VolanteFacelift 20126.0 V12	1,890 kg 4,167 lb
Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12	2,630 kg 5,798 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
Vehicle	Value
Aston MartinDB9 VolanteFacelift 20126.0 V12	295 km/h 183 mph
Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12	Unrestricted 250 km/h155 mph Restricted 240 km/h149 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
Vehicle	Value
Aston MartinDB9 VolanteFacelift 20126.0 V12	4.6 s
Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12	5.8 s

The biggest 0-100 km/h difference is between Aston Martin DB9 Volante Facelift 2012 6.0 V12 and Rolls-Royce Phantom Drophead Coupe Facelift 2012 6.7 V12: 1.2 s.

Fuel consumption comparison

Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK

Chart data table
Vehicle	Value
Aston MartinDB9 VolanteFacelift 20126.0 V12	14.3 L/100 km 16.4 mpg US 19.8 mpg UK
Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12	14.8 L/100 km 15.9 mpg US 19.1 mpg UK

The biggest fuel consumption difference is between Aston Martin DB9 Volante Facelift 2012 6.0 V12 and Rolls-Royce Phantom Drophead Coupe Facelift 2012 6.7 V12: 0.5 L/100 km.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
Vehicle	Value
Aston MartinDB9 VolanteFacelift 20126.0 V12	274 hp/t 204 kW/t 3.7 kg/hp
Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12	175 hp/t 130 kW/t 5.7 kg/hp

Estimated range comparison

Bar comparison chart for Estimated range. Higher is better · km / mi

Chart data table
Vehicle	Value
Aston MartinDB9 VolanteFacelift 20126.0 V12	545 km 339 mi
Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12	541 km 336 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Aston MartinDB9 VolanteFacelift 20126.0 V12	517 hp 386 kW	4.6 s	295 km/h 183 mph
Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12	460 hp 343 kW	5.8 s	Unrestricted 250 km/h155 mph Restricted 240 km/h149 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Vehicle

Performance score

Practicality score

Aston MartinDB9 VolanteFacelift 20126.0 V12

Power	517 hp 386 kW
0-100 km/h	4.6 s
Top speed 295 km/h 183 mph

Doors/seats	2 doors 4 seats
Trunk	-
Length	4,720 mm 185.8 in
Height	1,282 mm 50.5 in

Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12

Power	460 hp 343 kW
0-100 km/h	5.8 s
Top speed Unrestricted 250 km/h155 mph Restricted 240 km/h149 mph

Doors/seats	2 doors 4 seats
Trunk	395 L 13.9 cu ft
Length	5,612 mm 220.9 in
Height	1,566 mm 61.7 in

Performance vs fuel economy

Cars closer to the top-right corner combine stronger performance with better fuel economy scores.

Vehicle

Performance score

Fuel economy score

Aston MartinDB9 VolanteFacelift 20126.0 V12

Power	517 hp 386 kW
0-100 km/h	4.6 s
Top speed 295 km/h 183 mph

14.3 L/100 km

16.4 mpg US

19.8 mpg UK

Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12

Power	460 hp 343 kW
0-100 km/h	5.8 s
Top speed Unrestricted 250 km/h155 mph Restricted 240 km/h149 mph

14.8 L/100 km

15.9 mpg US

19.1 mpg UK

Aston Martin DB9 Volante Facelift 2012 6.0 V12 is closest to the top-right balance target for performance and fuel economy.

Acceleration vs fuel consumption

Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.

Acceleration vs fuel consumption data table
Vehicle	Fuel consumption, L/100 km	0-100 km/h, s
Aston MartinDB9 VolanteFacelift 20126.0 V12	14.3 L/100 km 16.4 mpg US 19.8 mpg UK	4.6 s
Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12	14.8 L/100 km 15.9 mpg US 19.1 mpg UK	5.8 s

Power-to-weight vs fuel consumption

The shaded area favors higher power-to-weight with lower combined fuel consumption.

Power-to-weight vs fuel consumption data table
Vehicle	Power-to-weight, hp/t	Fuel consumption, L/100 km
Aston MartinDB9 VolanteFacelift 20126.0 V12	274 hp/t 204 kW/t 3.7 kg/hp	14.3 L/100 km 16.4 mpg US 19.8 mpg UK
Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12	175 hp/t 130 kW/t 5.7 kg/hp	14.8 L/100 km 15.9 mpg US 19.1 mpg UK

Detailed score breakdown

Vehicle

Aston MartinDB9 VolanteFacelift 20126.0 V12

Rolls-RoycePhantom Drophead CoupeFacelift 20126.7 V12

Power

517 hp

386 kW

460 hp

343 kW

Torque

620 Nm

457 lb-ft

720 Nm

531 lb-ft

Acceleration

4.6 s

5.8 s

Top speed

295 km/h

183 mph

Unrestricted

250 km/h155 mph

Restricted

240 km/h149 mph

Lightness

1,890 kg

4,167 lb

2,630 kg

5,798 lb

Fuel consumption

14.3 L/100 km

16.4 mpg US

19.8 mpg UK

14.8 L/100 km

15.9 mpg US

19.1 mpg UK

Practicality

Doors/seats	2 doors 4 seats
Trunk	-
Length	4,720 mm 185.8 in
Height	1,282 mm 50.5 in

Doors/seats	2 doors 4 seats
Trunk	395 L 13.9 cu ft
Length	5,612 mm 220.9 in
Height	1,566 mm 61.7 in

Range score

545 km

339 mi

541 km

336 mi

CO2 score

333 g/km

347 g/km

Trunk score

395 L

13.9 cu ft

Power-to-weight score

274 hp/t

204 kW/t

3.7 kg/hp

175 hp/t

130 kW/t

5.7 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
Vehicle	Aston Martin DB9 Volante Facelift 2012 6.0 V12	Rolls-Royce Phantom Drophead Coupe Facelift 2012 6.7 V12
Consumption	14.3 L/100 km16.4 mpg US19.8 mpg UK	14.8 L/100 km15.9 mpg US19.1 mpg UK
Cost / 100 km	25.03 LC100 km	25.90 LC100 km
Cost / 100 mi	40.27 LC100 mi	41.68 LC100 mi
Annual fuel used	2,145 L567 US gal472 UK gal	2,220 L586 US gal488 UK gal
Annual fuel cost	3,754 LC/year	3,885 LC/year