Car comparison

Infiniti Q50 · Facelift 2017 2.2dvsAlfa Romeo Giulia (952) 2.2 JTD

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

New comparison

Infiniti Q50 · Facelift 2017

2.2d

170 hp2143 ccDieselRWDAutomaticTurbochargedSedan2017-present
VS

Alfa Romeo Giulia (952)

2.2 JTD

150 hp2143 ccDieselRWDManualTurbochargedSedan2016-2018

Comparison overview

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

Best choices

Alfa Romeo Giulia (952) 2.2 JTD

  • Quickest 0-100 km/h
    8.4 s
  • Lightest
    1,374 kg
    3,029 lb
  • Best power-to-weight
    109 hp/t
    81 kW/t
    9.2 kg/hp
  • Lowest combined fuel consumption
    4.2 L/100 km
    56.0 mpg US
    67.3 mpg UK
  • Lowest city consumption
    5.3 L/100 km
    44.4 mpg US
    53.3 mpg UK
  • Lowest highway consumption
    3.5 L/100 km
    67.2 mpg US
    80.7 mpg UK
  • Lowest CO2 emissions
    109 g/km
  • Largest trunk
    480 L
  • Best overall score
    56/100
  • Best economy score
    95/100
  • Best practicality score
    74/100

Infiniti Q50 Facelift 2017 2.2d

  • Fastest top speed
    230 km/h
    143 mph
  • Most powerful
    170 hp
    127 kW
  • Highest torque
    400 Nm
    295 lb-ft
  • Best estimated range
    1,609 km
    1,000 mi
  • Best performance score
    47/100

Specification comparison

Specification comparison
ModelInfinitiQ50Facelift 20172.2dAlfa RomeoGiulia (952)2.2 JTD
Power
170hp127kW
150hp112kW
Torque
400Nm295lb-ft
380Nm280lb-ft
Curb weight
1,796kg3,960lb
1,374kg3,029lb
Top speed
230 km/h
143 mph
220 km/h
137 mph
To 99% top speed
80.9s99% target: 228 km/h / 141 mph
Calculated
71.6s99% target: 218 km/h / 135 mph
Calculated
0-100 km/h
8.7s
8.4s
0-200 km/h
33.9s
Calculated
35.9s
Calculated
0-60 mph
8.3s
Calculated
8.0s
Calculated
Fuel consumption
4.6L/100 km51.1mpg US61.4mpg UK
4.2L/100 km56mpg US67.3mpg UK
Fuel consumption city
5.7L/100 km41.3mpg US49.6mpg UK
5.3L/100 km44.4mpg US53.3mpg UK
Fuel consumption highway
4L/100 km58.8mpg US70.6mpg UK
3.5L/100 km67.2mpg US80.7mpg UK
Quarter mile
16.3s
Calculated
16.1s
Calculated
Power-to-weight
95hp/t71kW/t43hp/1000 lb
Calculated
109hp/t81kW/t50hp/1000 lb
Calculated
Torque-to-weight
223Nm/t149lb-ft/ton
Calculated
277Nm/t185lb-ft/ton
Calculated
Estimated range
1,609km1,000mi
Calculated
1,238km769mi
Calculated
Displacement
2,143cc131cu in
2,143cc131cu in
Length
4,810mm189in
4,643mm183in
Width
1,820mm72in
1,860mm73in
Height
1,445mm57in
1,436mm57in
Wheelbase
2,850mm112in
2,820mm111in
Front track-
1,557mm61in
Rear track-
1,625mm64in
Trunk volume
450L
480L
Doors
4
4
Seats
5
5
Fuel tank
74L
52L
CO2 emissions
123g/km
109g/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.

Infiniti Q50 Facelift 2017 2.2dAlfa Romeo Giulia (952) 2.2 JTDPowerTorque
  • Infiniti Q50 Facelift 2017 2.2d: Power / Torque
  • Alfa Romeo Giulia (952) 2.2 JTD: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
InfinitiQ50Facelift 20172.2d3,200-4,000 rpm1,600-2,800 rpm4,250 rpm
Alfa RomeoGiulia (952)2.2 JTD4,000 rpm1,500 rpm4,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricInfinitiQ50Facelift 20172.2dAlfa RomeoGiulia (952)2.2 JTD
Acceleration checkpoints
0-60 mph
0-97 km/h
8.3 s
8.0 s
0-100 km/h
0-62 mph
8.7 s
8.4 s
0-200 km/h
0-124 mph
33.9 s
35.9 s
Top speed
230 km/h
143 mph
220 km/h
137 mph
Drag race simulation
60 ft
18 m
2.9 s
2.9 s
330 ft
101 m
7.3 s
7.2 s
1/8 mile
201 m
10.9 s
10.7 s
1000 ft
305 m
13.8 s
13.6 s
1/4 mile
402 m
16.3 s
16.1 s
Trap speed
1/4 mile
402 m
148 km/h
92 mph
148 km/h
92 mph

Power comparison

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

Chart data table
VehicleValue
InfinitiQ50Facelift 20172.2d
170 hp
127 kW
Alfa RomeoGiulia (952)2.2 JTD
150 hp
112 kW

Infiniti Q50 Facelift 2017 2.2d has 20 hp more than Alfa Romeo Giulia (952) 2.2 JTD.

The biggest power difference is between Alfa Romeo Giulia (952) 2.2 JTD and Infiniti Q50 Facelift 2017 2.2d: 20 hp (15 kW).

Torque comparison

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

Chart data table
VehicleValue
InfinitiQ50Facelift 20172.2d
400 Nm
295 lb-ft
Alfa RomeoGiulia (952)2.2 JTD
380 Nm
280 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
InfinitiQ50Facelift 20172.2d
1,796 kg
3,960 lb
Alfa RomeoGiulia (952)2.2 JTD
1,374 kg
3,029 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
InfinitiQ50Facelift 20172.2d
230 km/h
143 mph
Alfa RomeoGiulia (952)2.2 JTD
220 km/h
137 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
InfinitiQ50Facelift 20172.2d8.7 s
Alfa RomeoGiulia (952)2.2 JTD8.4 s

Although Infiniti Q50 Facelift 2017 2.2d has more power, Alfa Romeo Giulia (952) 2.2 JTD is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Alfa Romeo Giulia (952) 2.2 JTD and Infiniti Q50 Facelift 2017 2.2d: 0.3 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
InfinitiQ50Facelift 20172.2d
4.6 L/100 km
51.1 mpg US
61.4 mpg UK
Alfa RomeoGiulia (952)2.2 JTD
4.2 L/100 km
56.0 mpg US
67.3 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
InfinitiQ50Facelift 20172.2d
95 hp/t
71 kW/t
10.6 kg/hp
Alfa RomeoGiulia (952)2.2 JTD
109 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
InfinitiQ50Facelift 20172.2d
1,609 km
1,000 mi
Alfa RomeoGiulia (952)2.2 JTD
1,238 km
769 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
InfinitiQ50Facelift 20172.2d
170 hp
127 kW
8.7 s
230 km/h
143 mph
Alfa RomeoGiulia (952)2.2 JTD
150 hp
112 kW
8.4 s
220 km/h
137 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
InfinitiQ50Facelift 20172.2d
Power
170 hp
127 kW
0-100 km/h8.7 s
Top speed
230 km/h
143 mph
Doors/seats
4 doors
5 seats
Trunk
450 L
15.9 cu ft
Length
4,810 mm
189.4 in
Height
1,445 mm
56.9 in
Alfa RomeoGiulia (952)2.2 JTD
Power
150 hp
112 kW
0-100 km/h8.4 s
Top speed
220 km/h
137 mph
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,643 mm
182.8 in
Height
1,436 mm
56.5 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
InfinitiQ50Facelift 20172.2d
Power
170 hp
127 kW
0-100 km/h8.7 s
Top speed
230 km/h
143 mph
4.6 L/100 km
51.1 mpg US
61.4 mpg UK
Alfa RomeoGiulia (952)2.2 JTD
Power
150 hp
112 kW
0-100 km/h8.4 s
Top speed
220 km/h
137 mph
4.2 L/100 km
56.0 mpg US
67.3 mpg UK

Alfa Romeo Giulia (952) 2.2 JTD 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
InfinitiQ50Facelift 20172.2d
4.6 L/100 km
51.1 mpg US
61.4 mpg UK
8.7 s
Alfa RomeoGiulia (952)2.2 JTD
4.2 L/100 km
56.0 mpg US
67.3 mpg UK
8.4 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
InfinitiQ50Facelift 20172.2d
95 hp/t
71 kW/t
10.6 kg/hp
4.6 L/100 km
51.1 mpg US
61.4 mpg UK
Alfa RomeoGiulia (952)2.2 JTD
109 hp/t
81 kW/t
9.2 kg/hp
4.2 L/100 km
56.0 mpg US
67.3 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleInfinitiQ50Facelift 20172.2dAlfa RomeoGiulia (952)2.2 JTD
Power
170 hp
127 kW
150 hp
112 kW
Torque
400 Nm
295 lb-ft
380 Nm
280 lb-ft
Acceleration
8.7 s
8.4 s
Top speed
230 km/h
143 mph
220 km/h
137 mph
Lightness
1,796 kg
3,960 lb
1,374 kg
3,029 lb
Fuel consumption
4.6 L/100 km
51.1 mpg US
61.4 mpg UK
4.2 L/100 km
56.0 mpg US
67.3 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
450 L
15.9 cu ft
Length
4,810 mm
189.4 in
Height
1,445 mm
56.9 in
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,643 mm
182.8 in
Height
1,436 mm
56.5 in
Range score
1,609 km
1,000 mi
1,238 km
769 mi
CO2 score
123 g/km
109 g/km
Trunk score
450 L
15.9 cu ft
480 L
17.0 cu ft
Power-to-weight score
95 hp/t
71 kW/t
10.6 kg/hp
109 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
VehicleInfiniti Q50 Facelift 2017 2.2dAlfa Romeo Giulia (952) 2.2 JTD
Consumption4.6 L/100 km51.1 mpg US61.4 mpg UK4.2 L/100 km56 mpg US67.3 mpg UK
Cost / 100 km8.05 LC100 km7.35 LC100 km
Cost / 100 mi12.96 LC100 mi11.83 LC100 mi
Annual fuel used690 L182 US gal152 UK gal630 L166 US gal139 UK gal
Annual fuel cost1,208 LC/year1,103 LC/year

Head-to-head comparisons

Infiniti Q50 Facelift 2017 2.2d

  • Has 20 hp more
  • Has 20 Nm more
  • Has 10 km/h (6 mph) higher top speed
  • Has 371 km (230 mi) more estimated range

Pros

  • Highest top speed
  • Most powerful
  • Highest torque
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest
  • Smallest trunk
  • Highest CO2 emissions

Alfa Romeo Giulia (952) 2.2 JTD

  • Is 422 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Uses 0.4 L/100 km less fuel
  • Has 15 hp/t better power-to-weight
  • Has 30 L more trunk volume
  • Emits 14 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Lowest power
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Infiniti Q50 2.2d
Alfa Romeo Giulia (952) 2.2 JTD
Compare selected cars
2 vehicles selected

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