Car comparison

Opel Insignia Hatchback (A) 2.8 V6 TurbovsAlfa Romeo Giulietta (TYPE 940) 1.750 TBi

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

New comparison

Opel Insignia Hatchback (A)

2.8 V6 Turbo

260 hp2792 ccGasolineAWDAutomaticTurbochargedHatchback2008-2013
VS

Alfa Romeo Giulietta (TYPE 940)

1.750 TBi

235 hp1742 ccGasolineFWDManualTurbochargedHatchback2010-2014

Comparison overview

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

Best choices

Alfa Romeo Giulietta (TYPE 940) 1.750 TBi

  • Quickest 0-100 km/h
    6.8 s
  • Lightest
    1,320 kg
    2,910 lb
  • Best power-to-weight
    178 hp/t
    133 kW/t
    5.6 kg/hp
  • Lowest combined fuel consumption
    7.6 L/100 km
    30.9 mpg US
    37.2 mpg UK
  • Lowest city consumption
    10.8 L/100 km
    21.8 mpg US
    26.2 mpg UK
  • Lowest highway consumption
    5.8 L/100 km
    40.6 mpg US
    48.7 mpg UK
  • Best estimated range
    789 km
    491 mi
  • Best economy score
    86/100

Opel Insignia Hatchback (A) 2.8 V6 Turbo

  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    260 hp
    194 kW
  • Highest torque
    350 Nm
    258 lb-ft
  • Largest trunk
    520 L
  • Best overall score
    64/100
  • Best performance score
    57/100
  • Best practicality score
    80/100

Specification comparison

Specification comparison
ModelOpelInsignia Hatchback (A)2.8 V6 TurboAlfa RomeoGiulietta (TYPE 940)1.750 TBi
Power
260hp194kW
235hp175kW
Torque
350Nm258lb-ft
300Nm221lb-ft
Curb weight
1,843kg4,063lb
1,320kg2,910lb
Gross weight
2,365kg5,214lb
1,825kg4,023lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
242 km/h
150 mph
To 99% top speed
104.1s99% target: 257 km/h / 160 mph
Calculated
77.6s99% target: 240 km/h / 149 mph
Calculated
0-100 km/h
7.1s
6.8s
0-200 km/h
26.6s
Calculated
26.0s
Calculated
0-60 mph
6.7s
Calculated
6.5s
Calculated
Fuel consumption
11.6L/100 km20.3mpg US24.4mpg UK
7.6L/100 km30.9mpg US37.2mpg UK
Fuel consumption city
17.9L/100 km13.1mpg US15.8mpg UK
10.8L/100 km21.8mpg US26.2mpg UK
Fuel consumption highway
7.1L/100 km33.1mpg US39.8mpg UK
5.8L/100 km40.6mpg US48.7mpg UK
Quarter mile
15.0s
Calculated
14.8s
Calculated
Power-to-weight
141hp/t105kW/t64hp/1000 lb
Calculated
178hp/t133kW/t81hp/1000 lb
Calculated
Torque-to-weight
190Nm/t127lb-ft/ton
Calculated
227Nm/t152lb-ft/ton
Calculated
Estimated range
603km375mi
Calculated
789km491mi
Calculated
Displacement
2,792cc170cu in
1,742cc106cu in
Length
4,830mm190in
4,351mm171in
Width
1,858mm73in
1,798mm71in
Height
1,498mm59in
1,465mm58in
Wheelbase
2,737mm108in
2,634mm104in
Front track
1,585mm62in
1,554mm61in
Rear track
1,587mm62in
1,554mm61in
Ground clearance
160mm6in
-
Trunk volume
520L
350L
Max trunk volume
1,465L
-
Doors
5
5
Seats
5
5
Fuel tank
70L
60L

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.

Opel Insignia Hatchback (A) 2.8 V6 TurboAlfa Romeo Giulietta (TYPE 940) 1.750 TBiPowerTorque
  • Opel Insignia Hatchback (A) 2.8 V6 Turbo: Power / Torque
  • Alfa Romeo Giulietta (TYPE 940) 1.750 TBi: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
OpelInsignia Hatchback (A)2.8 V6 Turbo5,500 rpm-5,750 rpm
Alfa RomeoGiulietta (TYPE 940)1.750 TBi5,500 rpm4,500 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricOpelInsignia Hatchback (A)2.8 V6 TurboAlfa RomeoGiulietta (TYPE 940)1.750 TBi
Acceleration checkpoints
0-60 mph
0-97 km/h
6.7 s
6.5 s
0-100 km/h
0-62 mph
7.1 s
6.8 s
0-200 km/h
0-124 mph
26.6 s
26.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
242 km/h
150 mph
Drag race simulation
60 ft
18 m
2.5 s
2.5 s
330 ft
101 m
6.6 s
6.5 s
1/8 mile
201 m
9.9 s
9.7 s
1000 ft
305 m
12.7 s
12.5 s
1/4 mile
402 m
15.0 s
14.8 s
Trap speed
1/4 mile
402 m
155 km/h
97 mph
158 km/h
98 mph

Power comparison

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

Chart data table
VehicleValue
OpelInsignia Hatchback (A)2.8 V6 Turbo
260 hp
194 kW
Alfa RomeoGiulietta (TYPE 940)1.750 TBi
235 hp
175 kW

Opel Insignia Hatchback (A) 2.8 V6 Turbo has 25 hp more than Alfa Romeo Giulietta (TYPE 940) 1.750 TBi.

The biggest power difference is between Alfa Romeo Giulietta (TYPE 940) 1.750 TBi and Opel Insignia Hatchback (A) 2.8 V6 Turbo: 25 hp (19 kW).

Torque comparison

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

Chart data table
VehicleValue
OpelInsignia Hatchback (A)2.8 V6 Turbo
350 Nm
258 lb-ft
Alfa RomeoGiulietta (TYPE 940)1.750 TBi
300 Nm
221 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
OpelInsignia Hatchback (A)2.8 V6 Turbo
1,843 kg
4,063 lb
Alfa RomeoGiulietta (TYPE 940)1.750 TBi
1,320 kg
2,910 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
OpelInsignia Hatchback (A)2.8 V6 Turbo
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Alfa RomeoGiulietta (TYPE 940)1.750 TBi
242 km/h
150 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
OpelInsignia Hatchback (A)2.8 V6 Turbo7.1 s
Alfa RomeoGiulietta (TYPE 940)1.750 TBi6.8 s

Although Opel Insignia Hatchback (A) 2.8 V6 Turbo has more power, Alfa Romeo Giulietta (TYPE 940) 1.750 TBi is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Alfa Romeo Giulietta (TYPE 940) 1.750 TBi and Opel Insignia Hatchback (A) 2.8 V6 Turbo: 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
OpelInsignia Hatchback (A)2.8 V6 Turbo
11.6 L/100 km
20.3 mpg US
24.4 mpg UK
Alfa RomeoGiulietta (TYPE 940)1.750 TBi
7.6 L/100 km
30.9 mpg US
37.2 mpg UK

The biggest fuel consumption difference is between Alfa Romeo Giulietta (TYPE 940) 1.750 TBi and Opel Insignia Hatchback (A) 2.8 V6 Turbo: 4.0 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
OpelInsignia Hatchback (A)2.8 V6 Turbo
141 hp/t
105 kW/t
7.1 kg/hp
Alfa RomeoGiulietta (TYPE 940)1.750 TBi
178 hp/t
133 kW/t
5.6 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
OpelInsignia Hatchback (A)2.8 V6 Turbo
603 km
375 mi
Alfa RomeoGiulietta (TYPE 940)1.750 TBi
789 km
491 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
OpelInsignia Hatchback (A)2.8 V6 Turbo
260 hp
194 kW
7.1 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Alfa RomeoGiulietta (TYPE 940)1.750 TBi
235 hp
175 kW
6.8 s
242 km/h
150 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
OpelInsignia Hatchback (A)2.8 V6 Turbo
Power
260 hp
194 kW
0-100 km/h7.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
520 L
18.4 cu ft
Length
4,830 mm
190.2 in
Height
1,498 mm
59.0 in
Alfa RomeoGiulietta (TYPE 940)1.750 TBi
Power
235 hp
175 kW
0-100 km/h6.8 s
Top speed
242 km/h
150 mph
Doors/seats
5 doors
5 seats
Trunk
350 L
12.4 cu ft
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
OpelInsignia Hatchback (A)2.8 V6 Turbo
Power
260 hp
194 kW
0-100 km/h7.1 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
11.6 L/100 km
20.3 mpg US
24.4 mpg UK
Alfa RomeoGiulietta (TYPE 940)1.750 TBi
Power
235 hp
175 kW
0-100 km/h6.8 s
Top speed
242 km/h
150 mph
7.6 L/100 km
30.9 mpg US
37.2 mpg UK

Alfa Romeo Giulietta (TYPE 940) 1.750 TBi 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
OpelInsignia Hatchback (A)2.8 V6 Turbo
11.6 L/100 km
20.3 mpg US
24.4 mpg UK
7.1 s
Alfa RomeoGiulietta (TYPE 940)1.750 TBi
7.6 L/100 km
30.9 mpg US
37.2 mpg UK
6.8 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
OpelInsignia Hatchback (A)2.8 V6 Turbo
141 hp/t
105 kW/t
7.1 kg/hp
11.6 L/100 km
20.3 mpg US
24.4 mpg UK
Alfa RomeoGiulietta (TYPE 940)1.750 TBi
178 hp/t
133 kW/t
5.6 kg/hp
7.6 L/100 km
30.9 mpg US
37.2 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleOpelInsignia Hatchback (A)2.8 V6 TurboAlfa RomeoGiulietta (TYPE 940)1.750 TBi
Power
260 hp
194 kW
235 hp
175 kW
Torque
350 Nm
258 lb-ft
300 Nm
221 lb-ft
Acceleration
7.1 s
6.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
242 km/h
150 mph
Lightness
1,843 kg
4,063 lb
1,320 kg
2,910 lb
Fuel consumption
11.6 L/100 km
20.3 mpg US
24.4 mpg UK
7.6 L/100 km
30.9 mpg US
37.2 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
520 L
18.4 cu ft
Length
4,830 mm
190.2 in
Height
1,498 mm
59.0 in
Doors/seats
5 doors
5 seats
Trunk
350 L
12.4 cu ft
Length
4,351 mm
171.3 in
Height
1,465 mm
57.7 in
Range score
603 km
375 mi
789 km
491 mi
Trunk score
520 L
18.4 cu ft
350 L
12.4 cu ft
Power-to-weight score
141 hp/t
105 kW/t
7.1 kg/hp
178 hp/t
133 kW/t
5.6 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
VehicleOpel Insignia Hatchback (A) 2.8 V6 TurboAlfa Romeo Giulietta (TYPE 940) 1.750 TBi
Consumption11.6 L/100 km20.3 mpg US24.4 mpg UK7.6 L/100 km30.9 mpg US37.2 mpg UK
Cost / 100 km20.30 LC100 km13.30 LC100 km
Cost / 100 mi32.67 LC100 mi21.40 LC100 mi
Annual fuel used1,740 L460 US gal383 UK gal1,140 L301 US gal251 UK gal
Annual fuel cost3,045 LC/year1,995 LC/year

Head-to-head comparisons

Opel Insignia Hatchback (A) 2.8 V6 Turbo

  • Has 25 hp more
  • Has 50 Nm more
  • Has 18 km/h (11 mph) higher top speed
  • Has 170 L more trunk volume

Pros

  • Highest top speed
  • Most powerful
  • Highest torque
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest

Alfa Romeo Giulietta (TYPE 940) 1.750 TBi

  • Is 523 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Uses 4.0 L/100 km less fuel
  • Has 37 hp/t better power-to-weight
  • Has 186 km (116 mi) more estimated range

Pros

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

Cons

  • Lowest power
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
Opel Insignia Hatchback (A) 2.8 V6 Turbo
Alfa Romeo Giulietta (TYPE 940) 1.750 TBi
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2 vehicles selected

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