Car comparison

Bentley Arnage T 6.8i V8 BiturbovsRolls-Royce Phantom VII 6.75 i V12 48V

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

New comparison

Bentley Arnage T

6.8i V8 Biturbo

507 hp6761 ccGasolineRWDAutomaticTwin-turboSedan2006-2009
VS

Rolls-Royce Phantom VII

6.75 i V12 48V

460 hp6749 ccGasolineRWDAutomaticNaturally aspiratedSedan2003-2012

Comparison overview

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

Best choices

Bentley Arnage T 6.8i V8 Biturbo

  • Quickest 0-100 km/h
    5.5 s
  • Fastest top speed
    288 km/h
    179 mph
  • Most powerful
    507 hp
    378 kW
  • Highest torque
    1,000 Nm
    738 lb-ft
  • Best power-to-weight
    196 hp/t
    146 kW/t
    5.1 kg/hp
  • Best overall score
    80/100
  • Best performance score
    81/100
  • Best practicality score
    79/100

Rolls-Royce Phantom VII 6.75 i V12 48V

  • Lightest
    2,480 kg
    5,467 lb
  • Lowest combined fuel consumption
    15.9 L/100 km
    14.8 mpg US
    17.8 mpg UK
  • Lowest city consumption
    24.6 L/100 km
    9.6 mpg US
    11.5 mpg UK
  • Lowest highway consumption
    11.7 L/100 km
    20.1 mpg US
    24.1 mpg UK
  • Best estimated range
    629 km
    391 mi
  • Largest trunk
    460 L
  • Best economy score
    64/100

Specification comparison

Specification comparison
ModelBentleyArnage T6.8i V8 BiturboRolls-RoycePhantom VII6.75 i V12 48V
Power
507hp378kW
460hp343kW
Torque
1,000Nm738lb-ft
720Nm531lb-ft
Curb weight
2,585kg5,699lb
2,480kg5,467lb
Gross weight
3,065kg6,757lb
3,030kg6,680lb
Top speed
288 km/h
179 mph
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
Calculated
To 99% top speed
67.5s99% target: 285 km/h / 177 mph
Calculated
65.2s99% target: 252 km/h / 157 mph
Calculated
0-100 km/h
5.5s
5.9s
0-200 km/h
16.2s
Calculated
19.9s
Calculated
0-60 mph
5.3s
Calculated
5.6s
Calculated
Fuel consumption
19.5L/100 km12.1mpg US14.5mpg UK
15.9L/100 km14.8mpg US17.8mpg UK
Fuel consumption city
28.8L/100 km8.2mpg US9.8mpg UK
24.6L/100 km9.6mpg US11.5mpg UK
Fuel consumption highway
14.1L/100 km16.7mpg US20.0mpg UK
11.7L/100 km20.1mpg US24.1mpg UK
Quarter mile
13.4s
Calculated
13.9s
Calculated
Power-to-weight
196hp/t146kW/t89hp/1000 lb
Calculated
185hp/t138kW/t84hp/1000 lb
Calculated
Torque-to-weight
387Nm/t259lb-ft/ton
Calculated
290Nm/t194lb-ft/ton
Calculated
Estimated range
492km306mi
Calculated
629km391mi
Calculated
Displacement
6,761cc413cu in
6,749cc412cu in
Length
5,400mm213in
5,834mm230in
Width
1,900mm75in
1,990mm78in
Height
1,515mm60in
1,632mm64in
Wheelbase
3,116mm123in
3,570mm141in
Front track
1,602mm63in
1,685mm66in
Rear track
1,602mm63in
1,670mm66in
Trunk volume-
460L
Max trunk volume
374L
-
Doors
4
4
Seats
5
5
Fuel tank
96L
100L
CO2 emissions
465g/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.

Bentley Arnage T 6.8i V8 BiturboRolls-Royce Phantom VII 6.75 i V12 48VPowerTorque
  • Bentley Arnage T 6.8i V8 Biturbo: Power / Torque
  • Rolls-Royce Phantom VII 6.75 i V12 48V: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BentleyArnage T6.8i V8 Biturbo4,200 rpm3,200 rpm4,450 rpm
Rolls-RoycePhantom VII6.75 i V12 48V5,350 rpm3,500 rpm5,600 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBentleyArnage T6.8i V8 BiturboRolls-RoycePhantom VII6.75 i V12 48V
Acceleration checkpoints
0-60 mph
0-97 km/h
5.3 s
5.6 s
0-100 km/h
0-62 mph
5.5 s
5.9 s
0-200 km/h
0-124 mph
16.2 s
19.9 s
Top speed
288 km/h
179 mph
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
Likely limited
Drag race simulation
60 ft
18 m
2.4 s
2.4 s
330 ft
101 m
6.1 s
6.2 s
1/8 mile
201 m
9.0 s
9.2 s
1000 ft
305 m
11.4 s
11.8 s
1/4 mile
402 m
13.4 s
13.9 s
Trap speed
1/4 mile
402 m
181 km/h
113 mph
170 km/h
106 mph

Power comparison

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

Chart data table
VehicleValue
BentleyArnage T6.8i V8 Biturbo
507 hp
378 kW
Rolls-RoycePhantom VII6.75 i V12 48V
460 hp
343 kW

Bentley Arnage T 6.8i V8 Biturbo has 47 hp more than Rolls-Royce Phantom VII 6.75 i V12 48V.

The biggest power difference is between Rolls-Royce Phantom VII 6.75 i V12 48V and Bentley Arnage T 6.8i V8 Biturbo: 47 hp (35 kW).

Torque comparison

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

Chart data table
VehicleValue
BentleyArnage T6.8i V8 Biturbo
1,000 Nm
738 lb-ft
Rolls-RoycePhantom VII6.75 i V12 48V
720 Nm
531 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BentleyArnage T6.8i V8 Biturbo
2,585 kg
5,699 lb
Rolls-RoycePhantom VII6.75 i V12 48V
2,480 kg
5,467 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BentleyArnage T6.8i V8 Biturbo
288 km/h
179 mph
Rolls-RoycePhantom VII6.75 i V12 48V
Unrestricted
255 km/h158 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
VehicleValue
BentleyArnage T6.8i V8 Biturbo5.5 s
Rolls-RoycePhantom VII6.75 i V12 48V5.9 s

The biggest 0-100 km/h difference is between Bentley Arnage T 6.8i V8 Biturbo and Rolls-Royce Phantom VII 6.75 i V12 48V: 0.4 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
BentleyArnage T6.8i V8 Biturbo
19.5 L/100 km
12.1 mpg US
14.5 mpg UK
Rolls-RoycePhantom VII6.75 i V12 48V
15.9 L/100 km
14.8 mpg US
17.8 mpg UK

The biggest fuel consumption difference is between Rolls-Royce Phantom VII 6.75 i V12 48V and Bentley Arnage T 6.8i V8 Biturbo: 3.6 L/100 km.

Power-to-weight comparison

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

Chart data table
VehicleValue
BentleyArnage T6.8i V8 Biturbo
196 hp/t
146 kW/t
5.1 kg/hp
Rolls-RoycePhantom VII6.75 i V12 48V
185 hp/t
138 kW/t
5.4 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BentleyArnage T6.8i V8 Biturbo
492 km
306 mi
Rolls-RoycePhantom VII6.75 i V12 48V
629 km
391 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BentleyArnage T6.8i V8 Biturbo
507 hp
378 kW
5.5 s
288 km/h
179 mph
Rolls-RoycePhantom VII6.75 i V12 48V
460 hp
343 kW
5.9 s
Unrestricted
255 km/h158 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.

Chart data table
VehiclePerformance scorePracticality score
BentleyArnage T6.8i V8 Biturbo
Power
507 hp
378 kW
0-100 km/h5.5 s
Top speed
288 km/h
179 mph
Doors/seats
4 doors
5 seats
Trunk
374 L
13.2 cu ft
Length
5,400 mm
212.6 in
Height
1,515 mm
59.6 in
Rolls-RoycePhantom VII6.75 i V12 48V
Power
460 hp
343 kW
0-100 km/h5.9 s
Top speed
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
Doors/seats
4 doors
5 seats
Trunk
460 L
16.2 cu ft
Length
5,834 mm
229.7 in
Height
1,632 mm
64.3 in

Performance vs fuel economy

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

Performance vs fuel economy data table
VehiclePerformance scoreFuel economy score
BentleyArnage T6.8i V8 Biturbo
Power
507 hp
378 kW
0-100 km/h5.5 s
Top speed
288 km/h
179 mph
19.5 L/100 km
12.1 mpg US
14.5 mpg UK
Rolls-RoycePhantom VII6.75 i V12 48V
Power
460 hp
343 kW
0-100 km/h5.9 s
Top speed
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
15.9 L/100 km
14.8 mpg US
17.8 mpg UK

Rolls-Royce Phantom VII 6.75 i V12 48V 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
VehicleFuel consumption, L/100 km0-100 km/h, s
BentleyArnage T6.8i V8 Biturbo
19.5 L/100 km
12.1 mpg US
14.5 mpg UK
5.5 s
Rolls-RoycePhantom VII6.75 i V12 48V
15.9 L/100 km
14.8 mpg US
17.8 mpg UK
5.9 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
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
BentleyArnage T6.8i V8 Biturbo
196 hp/t
146 kW/t
5.1 kg/hp
19.5 L/100 km
12.1 mpg US
14.5 mpg UK
Rolls-RoycePhantom VII6.75 i V12 48V
185 hp/t
138 kW/t
5.4 kg/hp
15.9 L/100 km
14.8 mpg US
17.8 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBentleyArnage T6.8i V8 BiturboRolls-RoycePhantom VII6.75 i V12 48V
Power
507 hp
378 kW
460 hp
343 kW
Torque
1,000 Nm
738 lb-ft
720 Nm
531 lb-ft
Acceleration
5.5 s
5.9 s
Top speed
288 km/h
179 mph
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
Lightness
2,585 kg
5,699 lb
2,480 kg
5,467 lb
Fuel consumption
19.5 L/100 km
12.1 mpg US
14.5 mpg UK
15.9 L/100 km
14.8 mpg US
17.8 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
374 L
13.2 cu ft
Length
5,400 mm
212.6 in
Height
1,515 mm
59.6 in
Doors/seats
4 doors
5 seats
Trunk
460 L
16.2 cu ft
Length
5,834 mm
229.7 in
Height
1,632 mm
64.3 in
Range score
492 km
306 mi
629 km
391 mi
CO2 score
465 g/km
-
Trunk score
374 L
13.2 cu ft
460 L
16.2 cu ft
Power-to-weight score
196 hp/t
146 kW/t
5.1 kg/hp
185 hp/t
138 kW/t
5.4 kg/hp
Overall
Fixed score
Fixed score

Fuel cost and annual usage

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

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
VehicleBentley Arnage T 6.8i V8 BiturboRolls-Royce Phantom VII 6.75 i V12 48V
Consumption19.5 L/100 km12.1 mpg US14.5 mpg UK15.9 L/100 km14.8 mpg US17.8 mpg UK
Cost / 100 km34.13 LC100 km27.83 LC100 km
Cost / 100 mi54.92 LC100 mi44.78 LC100 mi
Annual fuel used2,925 L773 US gal643 UK gal2,385 L630 US gal525 UK gal
Annual fuel cost5,119 LC/year4,174 LC/year

Head-to-head comparisons

Bentley Arnage T 6.8i V8 Biturbo

  • Has 47 hp more
  • Has 280 Nm more
  • Is 0.4 s quicker from 0-100 km/h
  • Has 33 km/h (21 mph) higher top speed
  • Has 11 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Best power-to-weight ratio

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk

Rolls-Royce Phantom VII 6.75 i V12 48V

  • Is 105 kg lighter
  • Uses 3.6 L/100 km less fuel
  • Has 137 km (85 mi) more estimated range
  • Has 86 L more trunk volume

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Bentley Arnage T 6.8i V8 Biturbo
Rolls-Royce Phantom VII 6.75 i V12 48V
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2 vehicles selected

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