Car comparison

Aston Martin DBX S 4.0 V8vsBentley Bentayga SPEED 6.0 TSI W12

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

New comparison

Aston Martin DBX

S 4.0 V8

727 hp3982 ccGasolineAWDAutomaticTwin-turboSUV2025-present

Bentley Bentayga

SPEED 6.0 TSI W12

635 hpGasolineAWDAutomaticTwin-turboSUV2019-2020

Comparison overview

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

Aston Martin DBX S 4.0 V8

Quickest 0-100 km/h
3.3 s
Fastest top speed
320 km/h
199 mph Unrestricted
310 km/h
193 mph Restricted
Most powerful
727 hp
542 kW
Highest torque
900 Nm
664 lb-ft
Lightest
2,198 kg
4,846 lb
Best power-to-weight
331 hp/t
247 kW/t
3.0 kg/hp
Best overall score
91/100
Best performance score
92/100

Bentley Bentayga SPEED 6.0 TSI W12

Best economy score
72/100
Best practicality score
91/100

Specification comparison

Specification comparison
Model	Aston MartinDBXS 4.0 V8	BentleyBentaygaSPEED 6.0 TSI W12
Power	727hp542kW	635hp474kW
Torque	900Nm664lb-ft	900Nm664lb-ft
Curb weight	2,198kg4,846lb	2,491kg5,492lb
Top speed	Unrestricted 320 km/h199 mph Restricted 310 km/h193 mph Calculated	306 km/h 190 mph
To 99% top speed	45.1s99% target: 317 km/h / 197 mph Calculated	59.3s99% target: 303 km/h / 188 mph Calculated
0-100 km/h	3.3s	3.9s
0-200 km/h	9.0s Calculated	11.6s Calculated
0-60 mph	3.2s Calculated	3.7s Calculated
Fuel consumption	-	13.1L/100 km18mpg US21.6mpg UK
Quarter mile	10.8s Calculated	11.7s Calculated
Power-to-weight	331hp/t247kW/t150hp/1000 lb Calculated	255hp/t190kW/t116hp/1000 lb Calculated
Torque-to-weight	409Nm/t274lb-ft/ton Calculated	361Nm/t242lb-ft/ton Calculated
Displacement	3,982cc243cu in	-
Length	5,039mm198in	-
Width	1,998mm79in	-
Height	1,680mm66in	-
Wheelbase	3,060mm120in	-
Front track	1,698mm67in	-
Rear track	1,664mm66in	-
Ground clearance	235mm9in	-
Doors	5	5
Seats	5	5
CO2 emissions	-	308g/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 DBX S 4.0 V8Bentley Bentayga SPEED 6.0 TSI W12PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Aston MartinDBXS 4.0 V8	6,250 rpm	3,000-5,250 rpm	6,500 rpm
BentleyBentaygaSPEED 6.0 TSI W12	5,000-5,750 rpm	1,500-5,000 rpm	6,000 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Aston MartinDBXS 4.0 V8	BentleyBentaygaSPEED 6.0 TSI W12
	Acceleration checkpoints
0-60 mph 0-97 km/h	3.2 s	3.7 s
0-100 km/h 0-62 mph	3.3 s	3.9 s
0-200 km/h 0-124 mph	9.0 s	11.6 s
Top speed	Unrestricted 320 km/h199 mph Restricted 310 km/h193 mph Likely limited	306 km/h 190 mph
	Drag race simulation
60 ft 18 m	1.9 s	2.0 s
330 ft 101 m	4.9 s	5.2 s
1/8 mile 201 m	7.2 s	7.7 s
1000 ft 305 m	9.2 s	9.9 s
1/4 mile 402 m	10.8 s	11.7 s
Trap speed 1/4 mile 402 m	221 km/h 137 mph	201 km/h 125 mph

Power comparison

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

Chart data table
Vehicle	Value
Aston MartinDBXS 4.0 V8	727 hp 542 kW
BentleyBentaygaSPEED 6.0 TSI W12	635 hp 474 kW

Aston Martin DBX S 4.0 V8 has 92 hp more than Bentley Bentayga SPEED 6.0 TSI W12.

The biggest power difference is between Bentley Bentayga SPEED 6.0 TSI W12 and Aston Martin DBX S 4.0 V8: 92 hp (69 kW).

Torque comparison

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

Chart data table
Vehicle	Value
Aston MartinDBXS 4.0 V8	900 Nm 664 lb-ft
BentleyBentaygaSPEED 6.0 TSI W12	900 Nm 664 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
Aston MartinDBXS 4.0 V8	2,198 kg 4,846 lb
BentleyBentaygaSPEED 6.0 TSI W12	2,491 kg 5,492 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 MartinDBXS 4.0 V8	Unrestricted 320 km/h199 mph Restricted 310 km/h193 mph
BentleyBentaygaSPEED 6.0 TSI W12	306 km/h 190 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
Aston MartinDBXS 4.0 V8	3.3 s
BentleyBentaygaSPEED 6.0 TSI W12	3.9 s

The biggest 0-100 km/h difference is between Aston Martin DBX S 4.0 V8 and Bentley Bentayga SPEED 6.0 TSI W12: 0.6 s.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
Aston MartinDBXS 4.0 V8	331 hp/t 247 kW/t 3.0 kg/hp
BentleyBentaygaSPEED 6.0 TSI W12	255 hp/t 190 kW/t 3.9 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Aston MartinDBXS 4.0 V8	727 hp 542 kW	3.3 s	Unrestricted 320 km/h199 mph Restricted 310 km/h193 mph
BentleyBentaygaSPEED 6.0 TSI W12	635 hp 474 kW	3.9 s	306 km/h 190 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 MartinDBXS 4.0 V8

Power	727 hp 542 kW
0-100 km/h	3.3 s
Top speed Unrestricted 320 km/h199 mph Restricted 310 km/h193 mph

Doors/seats	5 doors 5 seats
Trunk	-
Length	5,039 mm 198.4 in
Height	1,680 mm 66.1 in

BentleyBentaygaSPEED 6.0 TSI W12

Power	635 hp 474 kW
0-100 km/h	3.9 s
Top speed 306 km/h 190 mph

Doors/seats	5 doors 5 seats
Trunk	-
Length	-
Height	-

Detailed score breakdown

Vehicle

Aston MartinDBXS 4.0 V8

BentleyBentaygaSPEED 6.0 TSI W12

Power

727 hp

542 kW

635 hp

474 kW

Torque

900 Nm

664 lb-ft

900 Nm

664 lb-ft

Acceleration

3.3 s

3.9 s

Top speed

Unrestricted

320 km/h199 mph

Restricted

310 km/h193 mph

306 km/h

190 mph

Lightness

2,198 kg

4,846 lb

2,491 kg

5,492 lb

Fuel consumption

13.1 L/100 km

18.0 mpg US

21.6 mpg UK

Practicality

Doors/seats	5 doors 5 seats
Trunk	-
Length	5,039 mm 198.4 in
Height	1,680 mm 66.1 in

Doors/seats	5 doors 5 seats
Trunk	-
Length	-
Height	-

CO2 score

308 g/km

Power-to-weight score

331 hp/t

247 kW/t

3.0 kg/hp

255 hp/t

190 kW/t

3.9 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	Bentley Bentayga SPEED 6.0 TSI W12
Consumption	13.1 L/100 km18 mpg US21.6 mpg UK
Cost / 100 km	22.93 LC100 km
Cost / 100 mi	36.89 LC100 mi
Annual fuel used	1,965 L519 US gal432 UK gal
Annual fuel cost	3,439 LC/year