Car comparison

Alfa Romeo Stelvio (949) 2.2 JTDMvsMazda CX-30 2.0 Skyactiv-X

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

New comparison

Alfa Romeo Stelvio (949)

2.2 JTDM

190 hp2143 ccDieselRWDAutomaticTurbochargedSUV2018-2022
VS

Mazda CX-30

2.0 Skyactiv-X

180 hp1998 ccGasolineAWDAutomaticNaturally aspiratedSUV2019-2021

Comparison overview

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

Best choices

Alfa Romeo Stelvio (949) 2.2 JTDM

  • Quickest 0-100 km/h
    7.6 s
  • Fastest top speed
    210 km/h
    130 mph
  • Most powerful
    190 hp
    142 kW
  • Highest torque
    450 Nm
    332 lb-ft
  • Lowest combined fuel consumption
    5.5 L/100 km
    42.8 mpg US
    51.4 mpg UK
  • Lowest city consumption
    6.1 L/100 km
    38.6 mpg US
    46.3 mpg UK
  • Best estimated range
    1,055 km
    655 mi
  • Best overall score
    62/100
  • Best performance score
    50/100
  • Best economy score
    92/100
  • Best practicality score
    89/100

Mazda CX-30 2.0 Skyactiv-X

  • Lightest
    1,556 kg
    3,430 lb
  • Best power-to-weight
    116 hp/t
    86 kW/t
    8.6 kg/hp
  • Lowest highway consumption
    5.1 L/100 km
    46.1 mpg US
    55.4 mpg UK
  • Lowest CO2 emissions
    128 g/km

Specification comparison

Specification comparison
ModelAlfa RomeoStelvio (949)2.2 JTDMMazdaCX-302.0 Skyactiv-X
Power
190hp142kW
180hp134kW
Torque
450Nm332lb-ft
224Nm165lb-ft
Curb weight
1,660kg3,660lb
1,556kg3,430lb
Gross weight-
2,070kg4,564lb
Top speed
210 km/h
130 mph
204 km/h
127 mph
To 99% top speed
78.7s99% target: 208 km/h / 129 mph
Calculated
84.0s99% target: 202 km/h / 125 mph
Calculated
0-100 km/h
7.6s
9.2s
0-200 km/h
48.1s
Calculated
70.0s
Calculated
0-60 mph
7.2s
Calculated
8.7s
Calculated
Fuel consumption
5.5L/100 km42.8mpg US51.4mpg UK
5.6L/100 km42mpg US50.4mpg UK
Fuel consumption city
6.1L/100 km38.6mpg US46.3mpg UK
6.6L/100 km35.6mpg US42.8mpg UK
Fuel consumption highway
5.2L/100 km45.2mpg US54.3mpg UK
5.1L/100 km46.1mpg US55.4mpg UK
Quarter mile
15.5s
Calculated
16.7s
Calculated
Power-to-weight
114hp/t85kW/t52hp/1000 lb
Calculated
116hp/t86kW/t52hp/1000 lb
Calculated
Torque-to-weight
271Nm/t181lb-ft/ton
Calculated
144Nm/t96lb-ft/ton
Calculated
Estimated range
1,055km655mi
Calculated
857km533mi
Calculated
Displacement
2,143cc131cu in
1,998cc122cu in
Length
4,686mm184in
4,395mm173in
Width
1,903mm75in
1,795mm71in
Height
1,693mm67in
1,540mm61in
Wheelbase
2,818mm111in
2,655mm105in
Front track-
1,565mm62in
Rear track-
1,565mm62in
Ground clearance-
175mm7in
Trunk volume-
430L
Max trunk volume-
1,406L
Doors
5
5
Seats
5
5
Fuel tank
58L
48L
CO2 emissions
145g/km
128g/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.

Alfa Romeo Stelvio (949) 2.2 JTDMMazda CX-30 2.0 Skyactiv-XPowerTorque
  • Alfa Romeo Stelvio (949) 2.2 JTDM: Power / Torque
  • Mazda CX-30 2.0 Skyactiv-X: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Alfa RomeoStelvio (949)2.2 JTDM3,500 rpm1,750 rpm3,750 rpm
MazdaCX-302.0 Skyactiv-X6,000 rpm3,000 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAlfa RomeoStelvio (949)2.2 JTDMMazdaCX-302.0 Skyactiv-X
Acceleration checkpoints
0-60 mph
0-97 km/h
7.2 s
8.7 s
0-100 km/h
0-62 mph
7.6 s
9.2 s
0-200 km/h
0-124 mph
48.1 s
70.0 s
Top speed
210 km/h
130 mph
204 km/h
127 mph
Drag race simulation
60 ft
18 m
2.5 s
2.8 s
330 ft
101 m
6.6 s
7.3 s
1/8 mile
201 m
10.1 s
10.9 s
1000 ft
305 m
13.0 s
14.0 s
1/4 mile
402 m
15.5 s
16.7 s
Trap speed
1/4 mile
402 m
145 km/h
90 mph
138 km/h
86 mph

Power comparison

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

Chart data table
VehicleValue
Alfa RomeoStelvio (949)2.2 JTDM
190 hp
142 kW
MazdaCX-302.0 Skyactiv-X
180 hp
134 kW

Alfa Romeo Stelvio (949) 2.2 JTDM has 10 hp more than Mazda CX-30 2.0 Skyactiv-X.

The biggest power difference is between Mazda CX-30 2.0 Skyactiv-X and Alfa Romeo Stelvio (949) 2.2 JTDM: 10 hp (7 kW).

Torque comparison

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

Chart data table
VehicleValue
Alfa RomeoStelvio (949)2.2 JTDM
450 Nm
332 lb-ft
MazdaCX-302.0 Skyactiv-X
224 Nm
165 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Alfa RomeoStelvio (949)2.2 JTDM
1,660 kg
3,660 lb
MazdaCX-302.0 Skyactiv-X
1,556 kg
3,430 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
Alfa RomeoStelvio (949)2.2 JTDM
210 km/h
130 mph
MazdaCX-302.0 Skyactiv-X
204 km/h
127 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Alfa RomeoStelvio (949)2.2 JTDM7.6 s
MazdaCX-302.0 Skyactiv-X9.2 s

The biggest 0-100 km/h difference is between Alfa Romeo Stelvio (949) 2.2 JTDM and Mazda CX-30 2.0 Skyactiv-X: 1.6 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
Alfa RomeoStelvio (949)2.2 JTDM
5.5 L/100 km
42.8 mpg US
51.4 mpg UK
MazdaCX-302.0 Skyactiv-X
5.6 L/100 km
42.0 mpg US
50.4 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
Alfa RomeoStelvio (949)2.2 JTDM
114 hp/t
85 kW/t
8.7 kg/hp
MazdaCX-302.0 Skyactiv-X
116 hp/t
86 kW/t
8.6 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
Alfa RomeoStelvio (949)2.2 JTDM
1,055 km
655 mi
MazdaCX-302.0 Skyactiv-X
857 km
533 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Alfa RomeoStelvio (949)2.2 JTDM
190 hp
142 kW
7.6 s
210 km/h
130 mph
MazdaCX-302.0 Skyactiv-X
180 hp
134 kW
9.2 s
204 km/h
127 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
Alfa RomeoStelvio (949)2.2 JTDM
Power
190 hp
142 kW
0-100 km/h7.6 s
Top speed
210 km/h
130 mph
Doors/seats
5 doors
5 seats
Trunk-
Length
4,686 mm
184.5 in
Height
1,693 mm
66.7 in
MazdaCX-302.0 Skyactiv-X
Power
180 hp
134 kW
0-100 km/h9.2 s
Top speed
204 km/h
127 mph
Doors/seats
5 doors
5 seats
Trunk
430 L
15.2 cu ft
Length
4,395 mm
173.0 in
Height
1,540 mm
60.6 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
Alfa RomeoStelvio (949)2.2 JTDM
Power
190 hp
142 kW
0-100 km/h7.6 s
Top speed
210 km/h
130 mph
5.5 L/100 km
42.8 mpg US
51.4 mpg UK
MazdaCX-302.0 Skyactiv-X
Power
180 hp
134 kW
0-100 km/h9.2 s
Top speed
204 km/h
127 mph
5.6 L/100 km
42.0 mpg US
50.4 mpg UK

Alfa Romeo Stelvio (949) 2.2 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
Alfa RomeoStelvio (949)2.2 JTDM
5.5 L/100 km
42.8 mpg US
51.4 mpg UK
7.6 s
MazdaCX-302.0 Skyactiv-X
5.6 L/100 km
42.0 mpg US
50.4 mpg UK
9.2 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
Alfa RomeoStelvio (949)2.2 JTDM
114 hp/t
85 kW/t
8.7 kg/hp
5.5 L/100 km
42.8 mpg US
51.4 mpg UK
MazdaCX-302.0 Skyactiv-X
116 hp/t
86 kW/t
8.6 kg/hp
5.6 L/100 km
42.0 mpg US
50.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAlfa RomeoStelvio (949)2.2 JTDMMazdaCX-302.0 Skyactiv-X
Power
190 hp
142 kW
180 hp
134 kW
Torque
450 Nm
332 lb-ft
224 Nm
165 lb-ft
Acceleration
7.6 s
9.2 s
Top speed
210 km/h
130 mph
204 km/h
127 mph
Lightness
1,660 kg
3,660 lb
1,556 kg
3,430 lb
Fuel consumption
5.5 L/100 km
42.8 mpg US
51.4 mpg UK
5.6 L/100 km
42.0 mpg US
50.4 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk-
Length
4,686 mm
184.5 in
Height
1,693 mm
66.7 in
Doors/seats
5 doors
5 seats
Trunk
430 L
15.2 cu ft
Length
4,395 mm
173.0 in
Height
1,540 mm
60.6 in
Range score
1,055 km
655 mi
857 km
533 mi
CO2 score
145 g/km
128 g/km
Trunk score
-
430 L
15.2 cu ft
Power-to-weight score
114 hp/t
85 kW/t
8.7 kg/hp
116 hp/t
86 kW/t
8.6 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
VehicleAlfa Romeo Stelvio (949) 2.2 JTDMMazda CX-30 2.0 Skyactiv-X
Consumption5.5 L/100 km42.8 mpg US51.4 mpg UK5.6 L/100 km42 mpg US50.4 mpg UK
Cost / 100 km9.63 LC100 km9.80 LC100 km
Cost / 100 mi15.49 LC100 mi15.77 LC100 mi
Annual fuel used825 L218 US gal181 UK gal840 L222 US gal185 UK gal
Annual fuel cost1,444 LC/year1,470 LC/year

Head-to-head comparisons

Alfa Romeo Stelvio (949) 2.2 JTDM

  • Has 10 hp more
  • Has 226 Nm more
  • Is 1.6 s quicker from 0-100 km/h
  • Has 6 km/h (4 mph) higher top speed
  • Uses 0.1 L/100 km less fuel
  • Has 197 km (123 mi) more estimated range

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Heaviest
  • Highest CO2 emissions

Mazda CX-30 2.0 Skyactiv-X

  • Is 104 kg lighter
  • Has 1 hp/t better power-to-weight
  • Emits 17 g/km less CO2

Pros

  • Lightest
  • Best power-to-weight ratio

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Highest combined fuel consumption
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Alfa Romeo Stelvio (949) 2.2 JTDM
Mazda CX-30 2.0 Skyactiv-X
Compare selected cars
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