Car comparison

Bentley Bentayga · Facelift 2020 Speed 4.0 V8vsMercedes-Benz Maybach GLS (X167) · Facelift 2026 GLS 680 V8

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

New comparison

Bentley Bentayga · Facelift 2020

Speed 4.0 V8

650 hp3996 ccGasolineAWDAutomaticTurbochargedSUV2025-present

Mercedes-Benz Maybach GLS (X167) · Facelift 2026

GLS 680 V8

612 hp3982 ccGasolineAWDAutomaticTurbochargedSUV2026-present

Comparison overview

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

Bentley Bentayga Facelift 2020 Speed 4.0 V8

Quickest 0-100 km/h
3.6 s
Fastest top speed
310 km/h
193 mph
Most powerful
650 hp
485 kW
Highest torque
850 Nm
627 lb-ft
Lightest
2,391 kg
5,271 lb
Best power-to-weight
272 hp/t
203 kW/t
3.7 kg/hp
Best overall score
87/100
Best performance score
88/100
Best practicality score
85/100

Mercedes-Benz Maybach GLS (X167) Facelift 2026 GLS 680 V8

Lowest combined fuel consumption
13.7 L/100 km
17.2 mpg US
20.6 mpg UK
Best estimated range
657 km
408 mi
Largest trunk
520 L
Best economy score
70/100

Specification comparison

Specification comparison
Model	BentleyBentaygaFacelift 2020Speed 4.0 V8	Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8
Power	650hp485kW	612hp456kW
Torque	850Nm627lb-ft	850Nm627lb-ft
Curb weight	2,391kg5,271lb	2,735kg6,030lb
Gross weight	3,000kg6,614lb	-
Top speed	310 km/h 193 mph	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated
To 99% top speed	55.1s99% target: 307 km/h / 191 mph Calculated	63.3s99% target: 257 km/h / 160 mph Calculated
0-100 km/h	3.6s	4.5s
0-200 km/h	10.6s Calculated	16.5s Calculated
0-60 mph	3.4s Calculated	4.3s Calculated
Fuel consumption	14.7L/100 km16mpg US19.2mpg UK	13.7L/100 km17.2mpg US20.6mpg UK
Fuel consumption city	16.8L/100 km14mpg US16.8mpg UK	-
Fuel consumption highway	11.2L/100 km21mpg US25.2mpg UK	-
Quarter mile	11.4s Calculated	12.7s Calculated
Power-to-weight	272hp/t203kW/t123hp/1000 lb Calculated	224hp/t167kW/t101hp/1000 lb Calculated
Torque-to-weight	355Nm/t238lb-ft/ton Calculated	311Nm/t208lb-ft/ton Calculated
Estimated range	578km359mi Calculated	657km408mi Calculated
Displacement	3,996cc244cu in	3,982cc243cu in
Length	5,144mm203in	5,219mm205in
Width	1,998mm79in	2,030mm80in
Height	1,728mm68in	1,838mm72in
Wheelbase	2,995mm118in	3,135mm123in
Front track	1,689mm66in	1,699mm67in
Rear track	1,707mm67in	1,723mm68in
Trunk volume	484L	520L
Doors	5	5
Seats	5	4
Fuel tank	85L	90L

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 Bentayga Facelift 2020 Speed 4.0 V8Mercedes-Benz Maybach GLS (X167) Facelift 2026 GLS 680 V8PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
BentleyBentaygaFacelift 2020Speed 4.0 V8	6,000 rpm	2,250-4,500 rpm	6,250 rpm
Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8	5,500-6,100 rpm	2,500-4,500 rpm	6,350 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	BentleyBentaygaFacelift 2020Speed 4.0 V8	Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8
	Acceleration checkpoints
0-60 mph 0-97 km/h	3.4 s	4.3 s
0-100 km/h 0-62 mph	3.6 s	4.5 s
0-200 km/h 0-124 mph	10.6 s	16.5 s
Top speed	310 km/h 193 mph	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Limited
	Drag race simulation
60 ft 18 m	1.9 s	2.0 s
330 ft 101 m	5.0 s	5.4 s
1/8 mile 201 m	7.5 s	8.2 s
1000 ft 305 m	9.6 s	10.6 s
1/4 mile 402 m	11.4 s	12.7 s
Trap speed 1/4 mile 402 m	207 km/h 129 mph	179 km/h 111 mph

Power comparison

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

Chart data table
Vehicle	Value
BentleyBentaygaFacelift 2020Speed 4.0 V8	650 hp 485 kW
Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8	612 hp 456 kW

Bentley Bentayga Facelift 2020 Speed 4.0 V8 has 38 hp more than Mercedes-Benz Maybach GLS (X167) Facelift 2026 GLS 680 V8.

The biggest power difference is between Mercedes-Benz Maybach GLS (X167) Facelift 2026 GLS 680 V8 and Bentley Bentayga Facelift 2020 Speed 4.0 V8: 38 hp (28 kW).

Torque comparison

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

Chart data table
Vehicle	Value
BentleyBentaygaFacelift 2020Speed 4.0 V8	850 Nm 627 lb-ft
Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8	850 Nm 627 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
BentleyBentaygaFacelift 2020Speed 4.0 V8	2,391 kg 5,271 lb
Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8	2,735 kg 6,030 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
BentleyBentaygaFacelift 2020Speed 4.0 V8	310 km/h 193 mph
Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8	Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
BentleyBentaygaFacelift 2020Speed 4.0 V8	3.6 s
Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8	4.5 s

The biggest 0-100 km/h difference is between Bentley Bentayga Facelift 2020 Speed 4.0 V8 and Mercedes-Benz Maybach GLS (X167) Facelift 2026 GLS 680 V8: 0.9 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
BentleyBentaygaFacelift 2020Speed 4.0 V8	14.7 L/100 km 16.0 mpg US 19.2 mpg UK
Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8	13.7 L/100 km 17.2 mpg US 20.6 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz Maybach GLS (X167) Facelift 2026 GLS 680 V8 and Bentley Bentayga Facelift 2020 Speed 4.0 V8: 1.0 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
BentleyBentaygaFacelift 2020Speed 4.0 V8	272 hp/t 203 kW/t 3.7 kg/hp
Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8	224 hp/t 167 kW/t 4.5 kg/hp

Estimated range comparison

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

Chart data table
Vehicle	Value
BentleyBentaygaFacelift 2020Speed 4.0 V8	578 km 359 mi
Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8	657 km 408 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
BentleyBentaygaFacelift 2020Speed 4.0 V8	650 hp 485 kW	3.6 s	310 km/h 193 mph
Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8	612 hp 456 kW	4.5 s	Unrestricted 260 km/h162 mph Restricted 250 km/h155 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

BentleyBentaygaFacelift 2020Speed 4.0 V8

Power	650 hp 485 kW
0-100 km/h	3.6 s
Top speed 310 km/h 193 mph

Doors/seats	5 doors 5 seats
Trunk	484 L 17.1 cu ft
Length	5,144 mm 202.5 in
Height	1,728 mm 68.0 in

Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8

Power	612 hp 456 kW
0-100 km/h	4.5 s
Top speed Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

Doors/seats	5 doors 4 seats
Trunk	520 L 18.4 cu ft
Length	5,219 mm 205.5 in
Height	1,838 mm 72.4 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

BentleyBentaygaFacelift 2020Speed 4.0 V8

Power	650 hp 485 kW
0-100 km/h	3.6 s
Top speed 310 km/h 193 mph

14.7 L/100 km

16.0 mpg US

19.2 mpg UK

Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8

Power	612 hp 456 kW
0-100 km/h	4.5 s
Top speed Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph

13.7 L/100 km

17.2 mpg US

20.6 mpg UK

Bentley Bentayga Facelift 2020 Speed 4.0 V8 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
BentleyBentaygaFacelift 2020Speed 4.0 V8	14.7 L/100 km 16.0 mpg US 19.2 mpg UK	3.6 s
Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8	13.7 L/100 km 17.2 mpg US 20.6 mpg UK	4.5 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
BentleyBentaygaFacelift 2020Speed 4.0 V8	272 hp/t 203 kW/t 3.7 kg/hp	14.7 L/100 km 16.0 mpg US 19.2 mpg UK
Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8	224 hp/t 167 kW/t 4.5 kg/hp	13.7 L/100 km 17.2 mpg US 20.6 mpg UK

Detailed score breakdown

Vehicle

BentleyBentaygaFacelift 2020Speed 4.0 V8

Mercedes-BenzMaybach GLS (X167)Facelift 2026GLS 680 V8

Power

650 hp

485 kW

612 hp

456 kW

Torque

850 Nm

627 lb-ft

850 Nm

627 lb-ft

Acceleration

3.6 s

4.5 s

Top speed

310 km/h

193 mph

Unrestricted

260 km/h162 mph

Restricted

250 km/h155 mph

Lightness

2,391 kg

5,271 lb

2,735 kg

6,030 lb

Fuel consumption

14.7 L/100 km

16.0 mpg US

19.2 mpg UK

13.7 L/100 km

17.2 mpg US

20.6 mpg UK

Practicality

Doors/seats	5 doors 5 seats
Trunk	484 L 17.1 cu ft
Length	5,144 mm 202.5 in
Height	1,728 mm 68.0 in

Doors/seats	5 doors 4 seats
Trunk	520 L 18.4 cu ft
Length	5,219 mm 205.5 in
Height	1,838 mm 72.4 in

Range score

578 km

359 mi

657 km

408 mi

Trunk score

484 L

17.1 cu ft

520 L

18.4 cu ft

Power-to-weight score

272 hp/t

203 kW/t

3.7 kg/hp

224 hp/t

167 kW/t

4.5 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 Facelift 2020 Speed 4.0 V8	Mercedes-Benz Maybach GLS (X167) Facelift 2026 GLS 680 V8
Consumption	14.7 L/100 km16 mpg US19.2 mpg UK	13.7 L/100 km17.2 mpg US20.6 mpg UK
Cost / 100 km	25.72 LC100 km	23.97 LC100 km
Cost / 100 mi	41.40 LC100 mi	38.58 LC100 mi
Annual fuel used	2,205 L582 US gal485 UK gal	2,055 L543 US gal452 UK gal
Annual fuel cost	3,859 LC/year	3,596 LC/year