Car comparison

Infiniti Q30 2.2 CDIvsAlfa Romeo Giulietta (TYPE 940) · Facelift 2016 2.0 JTDM

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

New comparison

Infiniti Q30

2.2 CDI

170 hp2143 ccDieselFWDDual-clutchTurbochargedHatchback2015-2020
VS

Alfa Romeo Giulietta (TYPE 940) · Facelift 2016

2.0 JTDM

175 hp1956 ccDieselFWDAutomaticTurbochargedHatchback2016-2018

Comparison overview

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

Best choices

Alfa Romeo Giulietta (TYPE 940) Facelift 2016 2.0 JTDM

  • Quickest 0-100 km/h
    7.8 s
  • Most powerful
    175 hp
    130 kW
  • Lightest
    1,335 kg
    2,943 lb
  • Best power-to-weight
    131 hp/t
    98 kW/t
    7.6 kg/hp
  • Lowest combined fuel consumption
    4.3 L/100 km
    54.7 mpg US
    65.7 mpg UK
  • Lowest city consumption
    5.1 L/100 km
    46.1 mpg US
    55.4 mpg UK
  • Lowest highway consumption
    3.8 L/100 km
    61.9 mpg US
    74.3 mpg UK
  • Lowest CO2 emissions
    113 g/km
  • Best estimated range
    1,395 km
    867 mi
  • Best overall score
    60/100
  • Best performance score
    49/100
  • Best practicality score
    82/100

Infiniti Q30 2.2 CDI

  • Fastest top speed
    220 km/h
    137 mph
  • Highest torque
    350 Nm
    258 lb-ft
  • Best economy score
    95/100

Specification comparison

Specification comparison
ModelInfinitiQ302.2 CDIAlfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM
Power
170hp127kW
175hp130kW
Torque
350Nm258lb-ft
350Nm258lb-ft
Curb weight
1,485kg3,274lb
1,335kg2,943lb
Gross weight
2,020kg4,453lb
-
Top speed
220 km/h
137 mph
219 km/h
136 mph
To 99% top speed
90.4s99% target: 218 km/h / 135 mph
Calculated
81.4s99% target: 217 km/h / 135 mph
Calculated
0-100 km/h
8.3s
7.8s
0-200 km/h
41.9s
Calculated
39.1s
Calculated
0-60 mph
7.9s
Calculated
7.4s
Calculated
Fuel consumption
4.4L/100 km53.5mpg US64.2mpg UK
4.3L/100 km54.7mpg US65.7mpg UK
Fuel consumption city
5.3L/100 km44.4mpg US53.3mpg UK
5.1L/100 km46.1mpg US55.4mpg UK
Fuel consumption highway
4L/100 km58.8mpg US70.6mpg UK
3.8L/100 km61.9mpg US74.3mpg UK
Quarter mile
16.0s
Calculated
15.7s
Calculated
Power-to-weight
114hp/t85kW/t52hp/1000 lb
Calculated
131hp/t98kW/t59hp/1000 lb
Calculated
Torque-to-weight
236Nm/t158lb-ft/ton
Calculated
262Nm/t175lb-ft/ton
Calculated
Estimated range
1,136km706mi
Calculated
1,395km867mi
Calculated
Displacement
2,143cc131cu in
1,956cc119cu in
Length
4,425mm174in
4,351mm171in
Width
1,805mm71in
1,798mm71in
Height
1,495mm59in
1,465mm58in
Wheelbase
2,700mm106in
2,364mm93in
Front track
1,572mm62in
1,554mm61in
Rear track
1,573mm62in
1,554mm61in
Trunk volume
430L
-
Doors
5
5
Seats
5
5
Fuel tank
50L
60L
CO2 emissions
116g/km
113g/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 Q30 2.2 CDIAlfa Romeo Giulietta (TYPE 940) Facelift 2016 2.0 JTDMPowerTorque
  • Infiniti Q30 2.2 CDI: Power / Torque
  • Alfa Romeo Giulietta (TYPE 940) Facelift 2016 2.0 JTDM: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
InfinitiQ302.2 CDI3,400-4,000 rpm1,400-3,400 rpm4,250 rpm
Alfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM3,750 rpm1,750 rpm4,000 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricInfinitiQ302.2 CDIAlfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM
Acceleration checkpoints
0-60 mph
0-97 km/h
7.9 s
7.4 s
0-100 km/h
0-62 mph
8.3 s
7.8 s
0-200 km/h
0-124 mph
41.9 s
39.1 s
Top speed
220 km/h
137 mph
219 km/h
136 mph
Drag race simulation
60 ft
18 m
2.6 s
2.6 s
330 ft
101 m
6.9 s
6.8 s
1/8 mile
201 m
10.5 s
10.2 s
1000 ft
305 m
13.5 s
13.2 s
1/4 mile
402 m
16.0 s
15.7 s
Trap speed
1/4 mile
402 m
144 km/h
89 mph
147 km/h
91 mph

Power comparison

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

Chart data table
VehicleValue
InfinitiQ302.2 CDI
170 hp
127 kW
Alfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM
175 hp
130 kW

Alfa Romeo Giulietta (TYPE 940) Facelift 2016 2.0 JTDM has 5 hp more than Infiniti Q30 2.2 CDI.

The biggest power difference is between Infiniti Q30 2.2 CDI and Alfa Romeo Giulietta (TYPE 940) Facelift 2016 2.0 JTDM: 5 hp (4 kW).

Torque comparison

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

Chart data table
VehicleValue
InfinitiQ302.2 CDI
350 Nm
258 lb-ft
Alfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM
350 Nm
258 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
InfinitiQ302.2 CDI
1,485 kg
3,274 lb
Alfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM
1,335 kg
2,943 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
InfinitiQ302.2 CDI
220 km/h
137 mph
Alfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM
219 km/h
136 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
InfinitiQ302.2 CDI8.3 s
Alfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM7.8 s

The biggest 0-100 km/h difference is between Alfa Romeo Giulietta (TYPE 940) Facelift 2016 2.0 JTDM and Infiniti Q30 2.2 CDI: 0.5 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
InfinitiQ302.2 CDI
4.4 L/100 km
53.5 mpg US
64.2 mpg UK
Alfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM
4.3 L/100 km
54.7 mpg US
65.7 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
InfinitiQ302.2 CDI
114 hp/t
85 kW/t
8.7 kg/hp
Alfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM
131 hp/t
98 kW/t
7.6 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
InfinitiQ302.2 CDI
1,136 km
706 mi
Alfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM
1,395 km
867 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
InfinitiQ302.2 CDI
170 hp
127 kW
8.3 s
220 km/h
137 mph
Alfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM
175 hp
130 kW
7.8 s
219 km/h
136 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
InfinitiQ302.2 CDI
Power
170 hp
127 kW
0-100 km/h8.3 s
Top speed
220 km/h
137 mph
Doors/seats
5 doors
5 seats
Trunk
430 L
15.2 cu ft
Length
4,425 mm
174.2 in
Height
1,495 mm
58.9 in
Alfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM
Power
175 hp
130 kW
0-100 km/h7.8 s
Top speed
219 km/h
136 mph
Doors/seats
5 doors
5 seats
Trunk-
Length
4,351 mm
171.3 in
Height
1,465 mm
57.7 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
InfinitiQ302.2 CDI
Power
170 hp
127 kW
0-100 km/h8.3 s
Top speed
220 km/h
137 mph
4.4 L/100 km
53.5 mpg US
64.2 mpg UK
Alfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM
Power
175 hp
130 kW
0-100 km/h7.8 s
Top speed
219 km/h
136 mph
4.3 L/100 km
54.7 mpg US
65.7 mpg UK

Alfa Romeo Giulietta (TYPE 940) Facelift 2016 2.0 JTDM 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
InfinitiQ302.2 CDI
4.4 L/100 km
53.5 mpg US
64.2 mpg UK
8.3 s
Alfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM
4.3 L/100 km
54.7 mpg US
65.7 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
InfinitiQ302.2 CDI
114 hp/t
85 kW/t
8.7 kg/hp
4.4 L/100 km
53.5 mpg US
64.2 mpg UK
Alfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM
131 hp/t
98 kW/t
7.6 kg/hp
4.3 L/100 km
54.7 mpg US
65.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleInfinitiQ302.2 CDIAlfa RomeoGiulietta (TYPE 940)Facelift 20162.0 JTDM
Power
170 hp
127 kW
175 hp
130 kW
Torque
350 Nm
258 lb-ft
350 Nm
258 lb-ft
Acceleration
8.3 s
7.8 s
Top speed
220 km/h
137 mph
219 km/h
136 mph
Lightness
1,485 kg
3,274 lb
1,335 kg
2,943 lb
Fuel consumption
4.4 L/100 km
53.5 mpg US
64.2 mpg UK
4.3 L/100 km
54.7 mpg US
65.7 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
430 L
15.2 cu ft
Length
4,425 mm
174.2 in
Height
1,495 mm
58.9 in
Doors/seats
5 doors
5 seats
Trunk-
Length
4,351 mm
171.3 in
Height
1,465 mm
57.7 in
Range score
1,136 km
706 mi
1,395 km
867 mi
CO2 score
116 g/km
113 g/km
Trunk score
430 L
15.2 cu ft
-
Power-to-weight score
114 hp/t
85 kW/t
8.7 kg/hp
131 hp/t
98 kW/t
7.6 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 Q30 2.2 CDIAlfa Romeo Giulietta (TYPE 940) Facelift 2016 2.0 JTDM
Consumption4.4 L/100 km53.5 mpg US64.2 mpg UK4.3 L/100 km54.7 mpg US65.7 mpg UK
Cost / 100 km7.70 LC100 km7.52 LC100 km
Cost / 100 mi12.39 LC100 mi12.11 LC100 mi
Annual fuel used660 L174 US gal145 UK gal645 L170 US gal142 UK gal
Annual fuel cost1,155 LC/year1,129 LC/year

Head-to-head comparisons

Infiniti Q30 2.2 CDI

  • Has 1 km/h (1 mph) higher top speed

Pros

  • Highest top speed
  • Highest torque

Cons

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

Alfa Romeo Giulietta (TYPE 940) Facelift 2016 2.0 JTDM

  • Has 5 hp more
  • Is 150 kg lighter
  • Is 0.5 s quicker from 0-100 km/h
  • Uses 0.1 L/100 km less fuel
  • Has 17 hp/t better power-to-weight
  • Has 259 km (161 mi) more estimated range
  • Emits 3 g/km less CO2

Pros

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

Cons

  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Infiniti Q30 2.2 CDI
Alfa Romeo Giulietta (TYPE 940) 2.0 JTDM
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2 vehicles selected

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