Car comparison

Mercedes-Benz GLA (H247) · Facelift 2023 AMG GLA 45 SvsPorsche Macan I (95B) · Facelift 2021 GTS 2.9 V6

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

New comparison

Mercedes-Benz GLA (H247) · Facelift 2023

AMG GLA 45 S

421 hp1991 ccGasolineAWDDual-clutchTurbochargedSUV2023-present
VS

Porsche Macan I (95B) · Facelift 2021

GTS 2.9 V6

440 hp2894 ccGasolineAWDDual-clutchTwin-turboSUV2021-present

Comparison overview

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

Best choices

Mercedes-Benz GLA (H247) Facelift 2023 AMG GLA 45 S

  • Quickest 0-100 km/h
    4.3 s
  • Fastest top speed
    280 km/h
    174 mph Unrestricted
    270 km/h
    168 mph Restricted
  • Lightest
    1,695 kg
    3,737 lb
  • Best power-to-weight
    248 hp/t
    185 kW/t
    4.0 kg/hp
  • Best overall score
    79/100
  • Best performance score
    78/100
  • Best economy score
    80/100

Porsche Macan I (95B) Facelift 2021 GTS 2.9 V6

  • Most powerful
    440 hp
    328 kW
  • Highest torque
    550 Nm
    406 lb-ft
  • Lowest combined fuel consumption
    9.9 L/100 km
    23.8 mpg US
    28.5 mpg UK
  • Best estimated range
    758 km
    471 mi
  • Largest trunk
    458 L
  • Best practicality score
    82/100

Specification comparison

Specification comparison
ModelMercedes-BenzGLA (H247)Facelift 2023AMG GLA 45 SPorscheMacan I (95B)Facelift 2021GTS 2.9 V6
Power
421hp314kW
440hp328kW
Torque
500Nm369lb-ft
550Nm406lb-ft
Curb weight
1,695kg3,737lb
1,960kg4,321lb
Gross weight
2,270kg5,004lb
2,580kg5,688lb
Top speed
Unrestricted
280 km/h174 mph
Restricted
270 km/h168 mph
Calculated
272 km/h
169 mph
To 99% top speed
50.2s99% target: 277 km/h / 172 mph
Calculated
81.2s99% target: 269 km/h / 167 mph
Calculated
0-100 km/h
4.3s
4.5s
0-200 km/h
12.8s
Calculated
17.1s
0-60 mph
4.1s
Calculated
4.3s
Calculated
Fuel consumption
10L/100 km23.5mpg US28.2mpg UK
9.9L/100 km23.8mpg US28.5mpg UK
Fuel consumption city-
12.3L/100 km19.1mpg US23.0mpg UK
Fuel consumption highway-
8.4L/100 km28mpg US33.6mpg UK
Quarter mile
12.2s
Calculated
12.7s
Calculated
Power-to-weight
248hp/t185kW/t113hp/1000 lb
Calculated
224hp/t167kW/t102hp/1000 lb
Calculated
Torque-to-weight
295Nm/t197lb-ft/ton
Calculated
281Nm/t188lb-ft/ton
Calculated
Estimated range
510km317mi
Calculated
758km471mi
Calculated
Displacement
1,991cc121cu in
2,894cc177cu in
Length
4,436mm175in
4,726mm186in
Width
1,849mm73in
1,927mm76in
Height
1,590mm63in
1,596mm63in
Wheelbase
2,729mm107in
2,807mm111in
Front track
1,615mm64in
1,648mm65in
Rear track
1,593mm63in
1,659mm65in
Ground clearance-
177mm7in
Trunk volume
435L
458L
Max trunk volume
1,430L
1,503L
Doors
5
5
Seats
5
5
Fuel tank
51L
75L

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 GLA (H247) Facelift 2023 AMG GLA 45 SPorsche Macan I (95B) Facelift 2021 GTS 2.9 V6PowerTorque
  • Mercedes-Benz GLA (H247) Facelift 2023 AMG GLA 45 S: Power / Torque
  • Porsche Macan I (95B) Facelift 2021 GTS 2.9 V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzGLA (H247)Facelift 2023AMG GLA 45 S6,750 rpm5,000-5,250 rpm7,000 rpm
PorscheMacan I (95B)Facelift 2021GTS 2.9 V65,700-6,600 rpm1,900-5,600 rpm6,850 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzGLA (H247)Facelift 2023AMG GLA 45 SPorscheMacan I (95B)Facelift 2021GTS 2.9 V6
Acceleration checkpoints
0-60 mph
0-97 km/h
4.1 s
4.3 s
0-100 km/h
0-62 mph
4.3 s
4.5 s
0-200 km/h
0-124 mph
12.8 s
17.1 s
Top speed
Unrestricted
280 km/h174 mph
Restricted
270 km/h168 mph
Limited
272 km/h
169 mph
Drag race simulation
60 ft
18 m
2.2 s
2.0 s
330 ft
101 m
5.5 s
5.4 s
1/8 mile
201 m
8.1 s
8.2 s
1000 ft
305 m
10.3 s
10.7 s
1/4 mile
402 m
12.2 s
12.7 s
Trap speed
1/4 mile
402 m
195 km/h
121 mph
177 km/h
110 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLA (H247)Facelift 2023AMG GLA 45 S
421 hp
314 kW
PorscheMacan I (95B)Facelift 2021GTS 2.9 V6
440 hp
328 kW

Porsche Macan I (95B) Facelift 2021 GTS 2.9 V6 has 19 hp more than Mercedes-Benz GLA (H247) Facelift 2023 AMG GLA 45 S.

The biggest power difference is between Mercedes-Benz GLA (H247) Facelift 2023 AMG GLA 45 S and Porsche Macan I (95B) Facelift 2021 GTS 2.9 V6: 19 hp (14 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLA (H247)Facelift 2023AMG GLA 45 S
500 Nm
369 lb-ft
PorscheMacan I (95B)Facelift 2021GTS 2.9 V6
550 Nm
406 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLA (H247)Facelift 2023AMG GLA 45 S
1,695 kg
3,737 lb
PorscheMacan I (95B)Facelift 2021GTS 2.9 V6
1,960 kg
4,321 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-BenzGLA (H247)Facelift 2023AMG GLA 45 S
Unrestricted
280 km/h174 mph
Restricted
270 km/h168 mph
PorscheMacan I (95B)Facelift 2021GTS 2.9 V6
272 km/h
169 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLA (H247)Facelift 2023AMG GLA 45 S4.3 s
PorscheMacan I (95B)Facelift 2021GTS 2.9 V64.5 s

Although Porsche Macan I (95B) Facelift 2021 GTS 2.9 V6 has more power, Mercedes-Benz GLA (H247) Facelift 2023 AMG GLA 45 S is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Mercedes-Benz GLA (H247) Facelift 2023 AMG GLA 45 S and Porsche Macan I (95B) Facelift 2021 GTS 2.9 V6: 0.2 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-BenzGLA (H247)Facelift 2023AMG GLA 45 S
10.0 L/100 km
23.5 mpg US
28.2 mpg UK
PorscheMacan I (95B)Facelift 2021GTS 2.9 V6
9.9 L/100 km
23.8 mpg US
28.5 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzGLA (H247)Facelift 2023AMG GLA 45 S
248 hp/t
185 kW/t
4.0 kg/hp
PorscheMacan I (95B)Facelift 2021GTS 2.9 V6
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
VehicleValue
Mercedes-BenzGLA (H247)Facelift 2023AMG GLA 45 S
510 km
317 mi
PorscheMacan I (95B)Facelift 2021GTS 2.9 V6
758 km
471 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzGLA (H247)Facelift 2023AMG GLA 45 S
421 hp
314 kW
4.3 s
Unrestricted
280 km/h174 mph
Restricted
270 km/h168 mph
PorscheMacan I (95B)Facelift 2021GTS 2.9 V6
440 hp
328 kW
4.5 s
272 km/h
169 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-BenzGLA (H247)Facelift 2023AMG GLA 45 S
Power
421 hp
314 kW
0-100 km/h4.3 s
Top speed
Unrestricted
280 km/h174 mph
Restricted
270 km/h168 mph
Doors/seats
5 doors
5 seats
Trunk
435 L
15.4 cu ft
Length
4,436 mm
174.6 in
Height
1,590 mm
62.6 in
PorscheMacan I (95B)Facelift 2021GTS 2.9 V6
Power
440 hp
328 kW
0-100 km/h4.5 s
Top speed
272 km/h
169 mph
Doors/seats
5 doors
5 seats
Trunk
458 L
16.2 cu ft
Length
4,726 mm
186.1 in
Height
1,596 mm
62.8 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-BenzGLA (H247)Facelift 2023AMG GLA 45 S
Power
421 hp
314 kW
0-100 km/h4.3 s
Top speed
Unrestricted
280 km/h174 mph
Restricted
270 km/h168 mph
10.0 L/100 km
23.5 mpg US
28.2 mpg UK
PorscheMacan I (95B)Facelift 2021GTS 2.9 V6
Power
440 hp
328 kW
0-100 km/h4.5 s
Top speed
272 km/h
169 mph
9.9 L/100 km
23.8 mpg US
28.5 mpg UK

Mercedes-Benz GLA (H247) Facelift 2023 AMG GLA 45 S 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-BenzGLA (H247)Facelift 2023AMG GLA 45 S
10.0 L/100 km
23.5 mpg US
28.2 mpg UK
4.3 s
PorscheMacan I (95B)Facelift 2021GTS 2.9 V6
9.9 L/100 km
23.8 mpg US
28.5 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
VehiclePower-to-weight, hp/tFuel consumption, L/100 km
Mercedes-BenzGLA (H247)Facelift 2023AMG GLA 45 S
248 hp/t
185 kW/t
4.0 kg/hp
10.0 L/100 km
23.5 mpg US
28.2 mpg UK
PorscheMacan I (95B)Facelift 2021GTS 2.9 V6
224 hp/t
167 kW/t
4.5 kg/hp
9.9 L/100 km
23.8 mpg US
28.5 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzGLA (H247)Facelift 2023AMG GLA 45 SPorscheMacan I (95B)Facelift 2021GTS 2.9 V6
Power
421 hp
314 kW
440 hp
328 kW
Torque
500 Nm
369 lb-ft
550 Nm
406 lb-ft
Acceleration
4.3 s
4.5 s
Top speed
Unrestricted
280 km/h174 mph
Restricted
270 km/h168 mph
272 km/h
169 mph
Lightness
1,695 kg
3,737 lb
1,960 kg
4,321 lb
Fuel consumption
10.0 L/100 km
23.5 mpg US
28.2 mpg UK
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
435 L
15.4 cu ft
Length
4,436 mm
174.6 in
Height
1,590 mm
62.6 in
Doors/seats
5 doors
5 seats
Trunk
458 L
16.2 cu ft
Length
4,726 mm
186.1 in
Height
1,596 mm
62.8 in
Range score
510 km
317 mi
758 km
471 mi
Trunk score
435 L
15.4 cu ft
458 L
16.2 cu ft
Power-to-weight score
248 hp/t
185 kW/t
4.0 kg/hp
224 hp/t
167 kW/t
4.5 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 GLA (H247) Facelift 2023 AMG GLA 45 SPorsche Macan I (95B) Facelift 2021 GTS 2.9 V6
Consumption10 L/100 km23.5 mpg US28.2 mpg UK9.9 L/100 km23.8 mpg US28.5 mpg UK
Cost / 100 km17.50 LC100 km17.33 LC100 km
Cost / 100 mi28.16 LC100 mi27.88 LC100 mi
Annual fuel used1,500 L396 US gal330 UK gal1,485 L392 US gal327 UK gal
Annual fuel cost2,625 LC/year2,599 LC/year

Head-to-head comparisons

Mercedes-Benz GLA (H247) Facelift 2023 AMG GLA 45 S

  • Is 265 kg lighter
  • Is 0.2 s quicker from 0-100 km/h
  • Has 8 km/h (5 mph) higher top speed
  • Has 24 hp/t better power-to-weight

Pros

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

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Smallest trunk

Porsche Macan I (95B) Facelift 2021 GTS 2.9 V6

  • Has 19 hp more
  • Has 50 Nm more
  • Uses 0.1 L/100 km less fuel
  • Has 248 km (154 mi) more estimated range
  • Has 23 L more trunk volume

Pros

  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz GLA (H247) AMG GLA 45 S
Porsche Macan I (95B) GTS 2.9 V6
Compare selected cars
2 vehicles selected

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