Car comparison

Mercedes-Benz GLS (X167) · Facelift 2023 GLS 350dvsMercedes-Benz GLS (X166) GLS 350d

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

New comparison

Mercedes-Benz GLS (X167) · Facelift 2023

GLS 350d

313 hp2989 ccDieselAWDAutomaticTwin-turboSUV2023-2026
VS

Mercedes-Benz GLS (X166)

GLS 350d

258 hp2987 ccDieselAWDAutomaticTurbochargedSUV2015-2019

Comparison overview

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

Best choices

Mercedes-Benz GLS (X167) Facelift 2023 GLS 350d

  • Quickest 0-100 km/h
    6.7 s
  • Fastest top speed
    238 km/h
    148 mph
  • Most powerful
    313 hp
    233 kW
  • Highest torque
    650 Nm
    479 lb-ft
  • Best power-to-weight
    123 hp/t
    92 kW/t
    8.1 kg/hp
  • Best overall score
    67/100
  • Best performance score
    61/100

Mercedes-Benz GLS (X166) GLS 350d

  • Lightest
    2,380 kg
    5,247 lb
  • Lowest combined fuel consumption
    7.6 L/100 km
    30.9 mpg US
    37.2 mpg UK
  • Best estimated range
    1,316 km
    818 mi
  • Largest trunk
    680 L
  • Best economy score
    86/100
  • Best practicality score
    93/100

Specification comparison

Specification comparison
ModelMercedes-BenzGLS (X167)Facelift 2023GLS 350dMercedes-BenzGLS (X166)GLS 350d
Power
313hp233kW
258hp192kW
Torque
650Nm479lb-ft
620Nm457lb-ft
Curb weight
2,540kg5,600lb
2,380kg5,247lb
Gross weight
3,300kg7,275lb
3,250kg7,165lb
Top speed
238 km/h
148 mph
222 km/h
138 mph
To 99% top speed
103.2s99% target: 236 km/h / 146 mph
Calculated
104.7s99% target: 220 km/h / 137 mph
Calculated
0-100 km/h
6.7s
7.8s
0-200 km/h
31.8s
Calculated
43.6s
Calculated
0-60 mph
6.3s
Calculated
7.3s
Calculated
Fuel consumption
9.1L/100 km25.8mpg US31.0mpg UK
7.6L/100 km30.9mpg US37.2mpg UK
Fuel consumption city-
8.2L/100 km28.7mpg US34.4mpg UK
Fuel consumption highway-
7.2L/100 km32.7mpg US39.2mpg UK
Quarter mile
14.8s
Calculated
15.7s
Calculated
Power-to-weight
123hp/t92kW/t56hp/1000 lb
Calculated
108hp/t81kW/t49hp/1000 lb
Calculated
Torque-to-weight
256Nm/t171lb-ft/ton
Calculated
261Nm/t174lb-ft/ton
Calculated
Estimated range
989km615mi
Calculated
1,316km818mi
Calculated
Displacement
2,989cc182cu in
2,987cc182cu in
Length
5,209mm205in
5,130mm202in
Width
1,956mm77in
1,934mm76in
Height
1,928mm76in
1,850mm73in
Wheelbase
3,135mm123in
3,075mm121in
Front track
1,669mm66in
1,655mm65in
Rear track
1,692mm67in
1,675mm66in
Ground clearance
290mm11in
-
Trunk volume
355L
680L
Max trunk volume
2,400L
2,300L
Doors
5
5
Seats
7
5
Fuel tank
90L
100L
CO2 emissions-
199g/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.

Mercedes-Benz GLS (X167) Facelift 2023 GLS 350dMercedes-Benz GLS (X166) GLS 350dPowerTorque
  • Mercedes-Benz GLS (X167) Facelift 2023 GLS 350d: Power / Torque
  • Mercedes-Benz GLS (X166) GLS 350d: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzGLS (X167)Facelift 2023GLS 350d3,600-4,800 rpm1,350-3,200 rpm5,050 rpm
Mercedes-BenzGLS (X166)GLS 350d3,400 rpm1,600-2,400 rpm3,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzGLS (X167)Facelift 2023GLS 350dMercedes-BenzGLS (X166)GLS 350d
Acceleration checkpoints
0-60 mph
0-97 km/h
6.3 s
7.3 s
0-100 km/h
0-62 mph
6.7 s
7.8 s
0-200 km/h
0-124 mph
31.8 s
43.6 s
Top speed
238 km/h
148 mph
222 km/h
138 mph
Drag race simulation
60 ft
18 m
2.3 s
2.4 s
330 ft
101 m
6.2 s
6.6 s
1/8 mile
201 m
9.5 s
10.1 s
1000 ft
305 m
12.4 s
13.1 s
1/4 mile
402 m
14.8 s
15.7 s
Trap speed
1/4 mile
402 m
151 km/h
94 mph
143 km/h
89 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLS (X167)Facelift 2023GLS 350d
313 hp
233 kW
Mercedes-BenzGLS (X166)GLS 350d
258 hp
192 kW

Mercedes-Benz GLS (X167) Facelift 2023 GLS 350d has 55 hp more than Mercedes-Benz GLS (X166) GLS 350d.

The biggest power difference is between Mercedes-Benz GLS (X166) GLS 350d and Mercedes-Benz GLS (X167) Facelift 2023 GLS 350d: 55 hp (41 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLS (X167)Facelift 2023GLS 350d
650 Nm
479 lb-ft
Mercedes-BenzGLS (X166)GLS 350d
620 Nm
457 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLS (X167)Facelift 2023GLS 350d
2,540 kg
5,600 lb
Mercedes-BenzGLS (X166)GLS 350d
2,380 kg
5,247 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLS (X167)Facelift 2023GLS 350d
238 km/h
148 mph
Mercedes-BenzGLS (X166)GLS 350d
222 km/h
138 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLS (X167)Facelift 2023GLS 350d6.7 s
Mercedes-BenzGLS (X166)GLS 350d7.8 s

The biggest 0-100 km/h difference is between Mercedes-Benz GLS (X167) Facelift 2023 GLS 350d and Mercedes-Benz GLS (X166) GLS 350d: 1.1 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLS (X167)Facelift 2023GLS 350d
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
Mercedes-BenzGLS (X166)GLS 350d
7.6 L/100 km
30.9 mpg US
37.2 mpg UK

The biggest fuel consumption difference is between Mercedes-Benz GLS (X166) GLS 350d and Mercedes-Benz GLS (X167) Facelift 2023 GLS 350d: 1.5 L/100 km.

Power-to-weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLS (X167)Facelift 2023GLS 350d
123 hp/t
92 kW/t
8.1 kg/hp
Mercedes-BenzGLS (X166)GLS 350d
108 hp/t
81 kW/t
9.2 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLS (X167)Facelift 2023GLS 350d
989 km
615 mi
Mercedes-BenzGLS (X166)GLS 350d
1,316 km
818 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzGLS (X167)Facelift 2023GLS 350d
313 hp
233 kW
6.7 s
238 km/h
148 mph
Mercedes-BenzGLS (X166)GLS 350d
258 hp
192 kW
7.8 s
222 km/h
138 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
Mercedes-BenzGLS (X167)Facelift 2023GLS 350d
Power
313 hp
233 kW
0-100 km/h6.7 s
Top speed
238 km/h
148 mph
Doors/seats
5 doors
7 seats
Trunk
355 L
12.5 cu ft
Length
5,209 mm
205.1 in
Height
1,928 mm
75.9 in
Mercedes-BenzGLS (X166)GLS 350d
Power
258 hp
192 kW
0-100 km/h7.8 s
Top speed
222 km/h
138 mph
Doors/seats
5 doors
5 seats
Trunk
680 L
24.0 cu ft
Length
5,130 mm
202.0 in
Height
1,850 mm
72.8 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
Mercedes-BenzGLS (X167)Facelift 2023GLS 350d
Power
313 hp
233 kW
0-100 km/h6.7 s
Top speed
238 km/h
148 mph
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
Mercedes-BenzGLS (X166)GLS 350d
Power
258 hp
192 kW
0-100 km/h7.8 s
Top speed
222 km/h
138 mph
7.6 L/100 km
30.9 mpg US
37.2 mpg UK

Mercedes-Benz GLS (X167) Facelift 2023 GLS 350d 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
Mercedes-BenzGLS (X167)Facelift 2023GLS 350d
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
6.7 s
Mercedes-BenzGLS (X166)GLS 350d
7.6 L/100 km
30.9 mpg US
37.2 mpg UK
7.8 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
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
Mercedes-BenzGLS (X167)Facelift 2023GLS 350d
123 hp/t
92 kW/t
8.1 kg/hp
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
Mercedes-BenzGLS (X166)GLS 350d
108 hp/t
81 kW/t
9.2 kg/hp
7.6 L/100 km
30.9 mpg US
37.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzGLS (X167)Facelift 2023GLS 350dMercedes-BenzGLS (X166)GLS 350d
Power
313 hp
233 kW
258 hp
192 kW
Torque
650 Nm
479 lb-ft
620 Nm
457 lb-ft
Acceleration
6.7 s
7.8 s
Top speed
238 km/h
148 mph
222 km/h
138 mph
Lightness
2,540 kg
5,600 lb
2,380 kg
5,247 lb
Fuel consumption
9.1 L/100 km
25.8 mpg US
31.0 mpg UK
7.6 L/100 km
30.9 mpg US
37.2 mpg UK
Practicality
Doors/seats
5 doors
7 seats
Trunk
355 L
12.5 cu ft
Length
5,209 mm
205.1 in
Height
1,928 mm
75.9 in
Doors/seats
5 doors
5 seats
Trunk
680 L
24.0 cu ft
Length
5,130 mm
202.0 in
Height
1,850 mm
72.8 in
Range score
989 km
615 mi
1,316 km
818 mi
CO2 score
-
199 g/km
Trunk score
355 L
12.5 cu ft
680 L
24.0 cu ft
Power-to-weight score
123 hp/t
92 kW/t
8.1 kg/hp
108 hp/t
81 kW/t
9.2 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
VehicleMercedes-Benz GLS (X167) Facelift 2023 GLS 350dMercedes-Benz GLS (X166) GLS 350d
Consumption9.1 L/100 km25.8 mpg US31 mpg UK7.6 L/100 km30.9 mpg US37.2 mpg UK
Cost / 100 km15.92 LC100 km13.30 LC100 km
Cost / 100 mi25.63 LC100 mi21.40 LC100 mi
Annual fuel used1,365 L361 US gal300 UK gal1,140 L301 US gal251 UK gal
Annual fuel cost2,389 LC/year1,995 LC/year

Head-to-head comparisons

Mercedes-Benz GLS (X167) Facelift 2023 GLS 350d

  • Has 55 hp more
  • Has 30 Nm more
  • Is 1.1 s quicker from 0-100 km/h
  • Has 16 km/h (10 mph) higher top speed
  • Has 15 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

Mercedes-Benz GLS (X166) GLS 350d

  • Is 160 kg lighter
  • Uses 1.5 L/100 km less fuel
  • Has 327 km (203 mi) more estimated range
  • Has 325 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

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Engine or modification
Mercedes-Benz GLS (X167) GLS 350d
Mercedes-Benz GLS (X166) GLS 350d
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Mercedes-Benz GLS (X167) · Facelift 2023 GLS 350d vs Mercedes-Benz GLS (X166) GLS 350d - car comparison - FastVsFaster