Car comparison

Porsche 911 (991) Carrera 4 GTS 3.8vsMaserati GranTurismo I Sport 4.7 V8

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

New comparison

Porsche 911 (991)

Carrera 4 GTS 3.8

430 hp3800 ccGasolineAWDManualNaturally aspiratedCoupe2014-2015
VS

Maserati GranTurismo I

Sport 4.7 V8

460 hp4691 ccGasolineRWDAutomaticNaturally aspiratedCoupe2012-2017

Comparison overview

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

Best choices

Porsche 911 (991) Carrera 4 GTS 3.8

  • Quickest 0-100 km/h
    4.4 s
  • Fastest top speed
    304 km/h
    189 mph
  • Lightest
    1,470 kg
    3,241 lb
  • Best power-to-weight
    293 hp/t
    218 kW/t
    3.4 kg/hp
  • Lowest combined fuel consumption
    9.9 L/100 km
    23.8 mpg US
    28.5 mpg UK
  • Lowest CO2 emissions
    233 g/km
  • Best estimated range
    687 km
    427 mi
  • Best performance score
    80/100
  • Best economy score
    80/100

Specification comparison

Specification comparison
ModelPorsche911 (991)Carrera 4 GTS 3.8MaseratiGranTurismo ISport 4.7 V8
Power
430hp321kW
460hp343kW
Torque
440Nm325lb-ft
520Nm384lb-ft
Curb weight
1,470kg3,241lb
1,880kg4,145lb
Gross weight
1,875kg4,134lb
-
Top speed
304 km/h
189 mph
298 km/h
185 mph
To 99% top speed
62.4s99% target: 301 km/h / 187 mph
Calculated
76.7s99% target: 295 km/h / 183 mph
Calculated
0-100 km/h
4.4s
4.8s
0-200 km/h
12.9s
Calculated
15.1s
Calculated
0-60 mph
4.2s
Calculated
4.6s
Calculated
Fuel consumption
9.9L/100 km23.8mpg US28.5mpg UK
14.3L/100 km16.4mpg US19.8mpg UK
Fuel consumption city
13.8L/100 km17mpg US20.5mpg UK
-
Fuel consumption highway
7.7L/100 km30.5mpg US36.7mpg UK
-
Quarter mile
12.3s
Calculated
12.8s
Calculated
Power-to-weight
293hp/t218kW/t133hp/1000 lb
Calculated
245hp/t182kW/t111hp/1000 lb
Calculated
Torque-to-weight
299Nm/t200lb-ft/ton
Calculated
277Nm/t185lb-ft/ton
Calculated
Estimated range
687km427mi
Calculated
601km374mi
Calculated
Displacement
3,800cc232cu in
4,691cc286cu in
Length
4,509mm178in
4,881mm192in
Width
1,852mm73in
1,915mm75in
Height
1,296mm51in
1,353mm53in
Wheelbase
2,450mm96in
2,942mm116in
Front track
1,538mm61in
1,586mm62in
Rear track
1,560mm61in
1,590mm63in
Trunk volume
385L
-
Doors
2
2
Seats
4
4
Fuel tank
68L
86L
CO2 emissions
233g/km
331g/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.

Porsche 911 (991) Carrera 4 GTS 3.8Maserati GranTurismo I Sport 4.7 V8PowerTorque
  • Porsche 911 (991) Carrera 4 GTS 3.8: Power / Torque
  • Maserati GranTurismo I Sport 4.7 V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Porsche911 (991)Carrera 4 GTS 3.87,500 rpm5,750 rpm7,750 rpm
MaseratiGranTurismo ISport 4.7 V87,000 rpm4,750 rpm7,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricPorsche911 (991)Carrera 4 GTS 3.8MaseratiGranTurismo ISport 4.7 V8
Acceleration checkpoints
0-60 mph
0-97 km/h
4.2 s
4.6 s
0-100 km/h
0-62 mph
4.4 s
4.8 s
0-200 km/h
0-124 mph
12.9 s
15.1 s
Top speed
304 km/h
189 mph
298 km/h
185 mph
Drag race simulation
60 ft
18 m
2.2 s
2.2 s
330 ft
101 m
5.5 s
5.6 s
1/8 mile
201 m
8.1 s
8.4 s
1000 ft
305 m
10.4 s
10.8 s
1/4 mile
402 m
12.3 s
12.8 s
Trap speed
1/4 mile
402 m
195 km/h
121 mph
184 km/h
115 mph

Power comparison

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

Chart data table
VehicleValue
Porsche911 (991)Carrera 4 GTS 3.8
430 hp
321 kW
MaseratiGranTurismo ISport 4.7 V8
460 hp
343 kW

Maserati GranTurismo I Sport 4.7 V8 has 30 hp more than Porsche 911 (991) Carrera 4 GTS 3.8.

The biggest power difference is between Porsche 911 (991) Carrera 4 GTS 3.8 and Maserati GranTurismo I Sport 4.7 V8: 30 hp (22 kW).

Torque comparison

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

Chart data table
VehicleValue
Porsche911 (991)Carrera 4 GTS 3.8
440 Nm
325 lb-ft
MaseratiGranTurismo ISport 4.7 V8
520 Nm
384 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Porsche911 (991)Carrera 4 GTS 3.8
1,470 kg
3,241 lb
MaseratiGranTurismo ISport 4.7 V8
1,880 kg
4,145 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
Porsche911 (991)Carrera 4 GTS 3.8
304 km/h
189 mph
MaseratiGranTurismo ISport 4.7 V8
298 km/h
185 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Porsche911 (991)Carrera 4 GTS 3.84.4 s
MaseratiGranTurismo ISport 4.7 V84.8 s

Although Maserati GranTurismo I Sport 4.7 V8 has more power, Porsche 911 (991) Carrera 4 GTS 3.8 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Porsche 911 (991) Carrera 4 GTS 3.8 and Maserati GranTurismo I Sport 4.7 V8: 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
Porsche911 (991)Carrera 4 GTS 3.8
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
MaseratiGranTurismo ISport 4.7 V8
14.3 L/100 km
16.4 mpg US
19.8 mpg UK

The biggest fuel consumption difference is between Porsche 911 (991) Carrera 4 GTS 3.8 and Maserati GranTurismo I Sport 4.7 V8: 4.4 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
Porsche911 (991)Carrera 4 GTS 3.8
293 hp/t
218 kW/t
3.4 kg/hp
MaseratiGranTurismo ISport 4.7 V8
245 hp/t
182 kW/t
4.1 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Porsche911 (991)Carrera 4 GTS 3.8
687 km
427 mi
MaseratiGranTurismo ISport 4.7 V8
601 km
374 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Porsche911 (991)Carrera 4 GTS 3.8
430 hp
321 kW
4.4 s
304 km/h
189 mph
MaseratiGranTurismo ISport 4.7 V8
460 hp
343 kW
4.8 s
298 km/h
185 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
Porsche911 (991)Carrera 4 GTS 3.8
Power
430 hp
321 kW
0-100 km/h4.4 s
Top speed
304 km/h
189 mph
Doors/seats
2 doors
4 seats
Trunk
385 L
13.6 cu ft
Length
4,509 mm
177.5 in
Height
1,296 mm
51.0 in
MaseratiGranTurismo ISport 4.7 V8
Power
460 hp
343 kW
0-100 km/h4.8 s
Top speed
298 km/h
185 mph
Doors/seats
2 doors
4 seats
Trunk-
Length
4,881 mm
192.2 in
Height
1,353 mm
53.3 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
Porsche911 (991)Carrera 4 GTS 3.8
Power
430 hp
321 kW
0-100 km/h4.4 s
Top speed
304 km/h
189 mph
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
MaseratiGranTurismo ISport 4.7 V8
Power
460 hp
343 kW
0-100 km/h4.8 s
Top speed
298 km/h
185 mph
14.3 L/100 km
16.4 mpg US
19.8 mpg UK

Porsche 911 (991) Carrera 4 GTS 3.8 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
Porsche911 (991)Carrera 4 GTS 3.8
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
4.4 s
MaseratiGranTurismo ISport 4.7 V8
14.3 L/100 km
16.4 mpg US
19.8 mpg UK
4.8 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
Porsche911 (991)Carrera 4 GTS 3.8
293 hp/t
218 kW/t
3.4 kg/hp
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
MaseratiGranTurismo ISport 4.7 V8
245 hp/t
182 kW/t
4.1 kg/hp
14.3 L/100 km
16.4 mpg US
19.8 mpg UK

Detailed score breakdown

Detailed score breakdown
VehiclePorsche911 (991)Carrera 4 GTS 3.8MaseratiGranTurismo ISport 4.7 V8
Power
430 hp
321 kW
460 hp
343 kW
Torque
440 Nm
325 lb-ft
520 Nm
384 lb-ft
Acceleration
4.4 s
4.8 s
Top speed
304 km/h
189 mph
298 km/h
185 mph
Lightness
1,470 kg
3,241 lb
1,880 kg
4,145 lb
Fuel consumption
9.9 L/100 km
23.8 mpg US
28.5 mpg UK
14.3 L/100 km
16.4 mpg US
19.8 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
385 L
13.6 cu ft
Length
4,509 mm
177.5 in
Height
1,296 mm
51.0 in
Doors/seats
2 doors
4 seats
Trunk-
Length
4,881 mm
192.2 in
Height
1,353 mm
53.3 in
Range score
687 km
427 mi
601 km
374 mi
CO2 score
233 g/km
331 g/km
Trunk score
385 L
13.6 cu ft
-
Power-to-weight score
293 hp/t
218 kW/t
3.4 kg/hp
245 hp/t
182 kW/t
4.1 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
VehiclePorsche 911 (991) Carrera 4 GTS 3.8Maserati GranTurismo I Sport 4.7 V8
Consumption9.9 L/100 km23.8 mpg US28.5 mpg UK14.3 L/100 km16.4 mpg US19.8 mpg UK
Cost / 100 km17.33 LC100 km25.03 LC100 km
Cost / 100 mi27.88 LC100 mi40.27 LC100 mi
Annual fuel used1,485 L392 US gal327 UK gal2,145 L567 US gal472 UK gal
Annual fuel cost2,599 LC/year3,754 LC/year

Head-to-head comparisons

Porsche 911 (991) Carrera 4 GTS 3.8

  • Is 410 kg lighter
  • Is 0.4 s quicker from 0-100 km/h
  • Has 6 km/h (4 mph) higher top speed
  • Uses 4.4 L/100 km less fuel
  • Has 48 hp/t better power-to-weight
  • Has 85 km (53 mi) more estimated range
  • Emits 98 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Lowest power

Maserati GranTurismo I Sport 4.7 V8

  • Has 30 hp more
  • Has 80 Nm more

Pros

  • Most powerful
  • Highest torque

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest
  • Lowest top speed
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
Porsche 911 (991) Carrera 4 GTS 3.8
Maserati GranTurismo I Sport 4.7 V8
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