Car comparison

AUDI A7 Sportback (C8) 45 TFSIvsOpel Insignia Grand Sport (B) · Facelift 2020 GSi 2.0

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

New comparison

AUDI A7 Sportback (C8)

45 TFSI

245 hp1984 ccGasolineFWDAutomaticTurbochargedLiftback / fastback2018-2020
VS

Opel Insignia Grand Sport (B) · Facelift 2020

GSi 2.0

230 hp1998 ccGasolineAWDAutomaticTurbochargedLiftback / fastback2020-present

Comparison overview

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

Best choices

AUDI A7 Sportback (C8) 45 TFSI

  • Quickest 0-100 km/h
    7.0 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    245 hp
    183 kW
  • Highest torque
    370 Nm
    273 lb-ft
  • Best power-to-weight
    145 hp/t
    108 kW/t
    6.9 kg/hp
  • Lowest combined fuel consumption
    6.7 L/100 km
    35.1 mpg US
    42.2 mpg UK
  • Best estimated range
    940 km
    584 mi
  • Largest trunk
    535 L
  • Best overall score
    65/100
  • Best performance score
    58/100
  • Best economy score
    89/100
  • Best practicality score
    81/100

Specification comparison

Specification comparison
ModelAUDIA7 Sportback (C8)45 TFSIOpelInsignia Grand Sport (B)Facelift 2020GSi 2.0
Power
245hp183kW
230hp172kW
Torque
370Nm273lb-ft
350Nm258lb-ft
Curb weight
1,695kg3,737lb
1,650kg3,638lb
Gross weight
2,300kg5,071lb
2,240kg4,938lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
237 km/h
147 mph
To 99% top speed
127.2s99% target: 257 km/h / 160 mph
Calculated
115.6s99% target: 235 km/h / 146 mph
Calculated
0-100 km/h
7.0s
7.4s
0-200 km/h
29.1s
Calculated
35.8s
Calculated
0-60 mph
6.6s
Calculated
7.0s
Calculated
Fuel consumption
6.7L/100 km35.1mpg US42.2mpg UK
8.8L/100 km26.7mpg US32.1mpg UK
Fuel consumption city
8.2L/100 km28.7mpg US34.4mpg UK
-
Fuel consumption highway
5.8L/100 km40.6mpg US48.7mpg UK
-
Quarter mile
15.0s
Calculated
15.3s
Calculated
Power-to-weight
145hp/t108kW/t66hp/1000 lb
Calculated
139hp/t104kW/t63hp/1000 lb
Calculated
Torque-to-weight
218Nm/t146lb-ft/ton
Calculated
212Nm/t142lb-ft/ton
Calculated
Estimated range
940km584mi
Calculated
705km438mi
Calculated
Displacement
1,984cc121cu in
1,998cc122cu in
Length
4,969mm196in
4,910mm193in
Width
1,908mm75in
1,863mm73in
Height
1,422mm56in
1,445mm57in
Wheelbase
2,926mm115in
2,829mm111in
Front track
1,651mm65in
1,607mm63in
Rear track
1,637mm64in
1,610mm63in
Trunk volume
535L
490L
Max trunk volume-
1,450L
Doors
5
5
Seats
5
5
Fuel tank
63L
62L
CO2 emissions
152g/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.

AUDI A7 Sportback (C8) 45 TFSIOpel Insignia Grand Sport (B) Facelift 2020 GSi 2.0PowerTorque
  • AUDI A7 Sportback (C8) 45 TFSI: Power / Torque
  • Opel Insignia Grand Sport (B) Facelift 2020 GSi 2.0: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
AUDIA7 Sportback (C8)45 TFSI5,000-6,500 rpm1,600-4,300 rpm6,750 rpm
OpelInsignia Grand Sport (B)Facelift 2020GSi 2.05,000 rpm1,500-4,000 rpm5,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricAUDIA7 Sportback (C8)45 TFSIOpelInsignia Grand Sport (B)Facelift 2020GSi 2.0
Acceleration checkpoints
0-60 mph
0-97 km/h
6.6 s
7.0 s
0-100 km/h
0-62 mph
7.0 s
7.4 s
0-200 km/h
0-124 mph
29.1 s
35.8 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
237 km/h
147 mph
Drag race simulation
60 ft
18 m
2.3 s
2.4 s
330 ft
101 m
6.4 s
6.5 s
1/8 mile
201 m
9.7 s
9.9 s
1000 ft
305 m
12.6 s
12.9 s
1/4 mile
402 m
15.0 s
15.3 s
Trap speed
1/4 mile
402 m
152 km/h
94 mph
147 km/h
91 mph

Power comparison

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

Chart data table
VehicleValue
AUDIA7 Sportback (C8)45 TFSI
245 hp
183 kW
OpelInsignia Grand Sport (B)Facelift 2020GSi 2.0
230 hp
172 kW

AUDI A7 Sportback (C8) 45 TFSI has 15 hp more than Opel Insignia Grand Sport (B) Facelift 2020 GSi 2.0.

The biggest power difference is between Opel Insignia Grand Sport (B) Facelift 2020 GSi 2.0 and AUDI A7 Sportback (C8) 45 TFSI: 15 hp (11 kW).

Torque comparison

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

Chart data table
VehicleValue
AUDIA7 Sportback (C8)45 TFSI
370 Nm
273 lb-ft
OpelInsignia Grand Sport (B)Facelift 2020GSi 2.0
350 Nm
258 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
AUDIA7 Sportback (C8)45 TFSI
1,695 kg
3,737 lb
OpelInsignia Grand Sport (B)Facelift 2020GSi 2.0
1,650 kg
3,638 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
AUDIA7 Sportback (C8)45 TFSI
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
OpelInsignia Grand Sport (B)Facelift 2020GSi 2.0
237 km/h
147 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
AUDIA7 Sportback (C8)45 TFSI7.0 s
OpelInsignia Grand Sport (B)Facelift 2020GSi 2.07.4 s

The biggest 0-100 km/h difference is between AUDI A7 Sportback (C8) 45 TFSI and Opel Insignia Grand Sport (B) Facelift 2020 GSi 2.0: 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
AUDIA7 Sportback (C8)45 TFSI
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
OpelInsignia Grand Sport (B)Facelift 2020GSi 2.0
8.8 L/100 km
26.7 mpg US
32.1 mpg UK

The biggest fuel consumption difference is between AUDI A7 Sportback (C8) 45 TFSI and Opel Insignia Grand Sport (B) Facelift 2020 GSi 2.0: 2.1 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
AUDIA7 Sportback (C8)45 TFSI
145 hp/t
108 kW/t
6.9 kg/hp
OpelInsignia Grand Sport (B)Facelift 2020GSi 2.0
139 hp/t
104 kW/t
7.2 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
AUDIA7 Sportback (C8)45 TFSI
940 km
584 mi
OpelInsignia Grand Sport (B)Facelift 2020GSi 2.0
705 km
438 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
AUDIA7 Sportback (C8)45 TFSI
245 hp
183 kW
7.0 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
OpelInsignia Grand Sport (B)Facelift 2020GSi 2.0
230 hp
172 kW
7.4 s
237 km/h
147 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
AUDIA7 Sportback (C8)45 TFSI
Power
245 hp
183 kW
0-100 km/h7.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
5 doors
5 seats
Trunk
535 L
18.9 cu ft
Length
4,969 mm
195.6 in
Height
1,422 mm
56.0 in
OpelInsignia Grand Sport (B)Facelift 2020GSi 2.0
Power
230 hp
172 kW
0-100 km/h7.4 s
Top speed
237 km/h
147 mph
Doors/seats
5 doors
5 seats
Trunk
490 L
17.3 cu ft
Length
4,910 mm
193.3 in
Height
1,445 mm
56.9 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
AUDIA7 Sportback (C8)45 TFSI
Power
245 hp
183 kW
0-100 km/h7.0 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
OpelInsignia Grand Sport (B)Facelift 2020GSi 2.0
Power
230 hp
172 kW
0-100 km/h7.4 s
Top speed
237 km/h
147 mph
8.8 L/100 km
26.7 mpg US
32.1 mpg UK

AUDI A7 Sportback (C8) 45 TFSI 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
AUDIA7 Sportback (C8)45 TFSI
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
7.0 s
OpelInsignia Grand Sport (B)Facelift 2020GSi 2.0
8.8 L/100 km
26.7 mpg US
32.1 mpg UK
7.4 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
AUDIA7 Sportback (C8)45 TFSI
145 hp/t
108 kW/t
6.9 kg/hp
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
OpelInsignia Grand Sport (B)Facelift 2020GSi 2.0
139 hp/t
104 kW/t
7.2 kg/hp
8.8 L/100 km
26.7 mpg US
32.1 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleAUDIA7 Sportback (C8)45 TFSIOpelInsignia Grand Sport (B)Facelift 2020GSi 2.0
Power
245 hp
183 kW
230 hp
172 kW
Torque
370 Nm
273 lb-ft
350 Nm
258 lb-ft
Acceleration
7.0 s
7.4 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
237 km/h
147 mph
Lightness
1,695 kg
3,737 lb
1,650 kg
3,638 lb
Fuel consumption
6.7 L/100 km
35.1 mpg US
42.2 mpg UK
8.8 L/100 km
26.7 mpg US
32.1 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
535 L
18.9 cu ft
Length
4,969 mm
195.6 in
Height
1,422 mm
56.0 in
Doors/seats
5 doors
5 seats
Trunk
490 L
17.3 cu ft
Length
4,910 mm
193.3 in
Height
1,445 mm
56.9 in
Range score
940 km
584 mi
705 km
438 mi
CO2 score
152 g/km
-
Trunk score
535 L
18.9 cu ft
490 L
17.3 cu ft
Power-to-weight score
145 hp/t
108 kW/t
6.9 kg/hp
139 hp/t
104 kW/t
7.2 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
VehicleAUDI A7 Sportback (C8) 45 TFSIOpel Insignia Grand Sport (B) Facelift 2020 GSi 2.0
Consumption6.7 L/100 km35.1 mpg US42.2 mpg UK8.8 L/100 km26.7 mpg US32.1 mpg UK
Cost / 100 km11.73 LC100 km15.40 LC100 km
Cost / 100 mi18.87 LC100 mi24.78 LC100 mi
Annual fuel used1,005 L265 US gal221 UK gal1,320 L349 US gal290 UK gal
Annual fuel cost1,759 LC/year2,310 LC/year

Head-to-head comparisons

AUDI A7 Sportback (C8) 45 TFSI

  • Has 15 hp more
  • Has 20 Nm more
  • Is 0.4 s quicker from 0-100 km/h
  • Has 23 km/h (14 mph) higher top speed
  • Uses 2.1 L/100 km less fuel
  • Has 5 hp/t better power-to-weight
  • Has 236 km (146 mi) more estimated range
  • Has 45 L more trunk volume

Pros

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

Cons

  • Heaviest

Choose cars to compare

Brand
Model
Generation
Engine or modification
AUDI A7 Sportback (C8) 45 TFSI
Opel Insignia Grand Sport (B) GSi 2.0
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