Car comparison

Cadillac GT4 28TvsAUDI Q6 40 TFSI

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

New comparison

Cadillac GT4

28T

237 hp1998 ccGasolineAWDAutomaticTurbochargedSUV2023-present
VS

AUDI Q6

40 TFSI

231 hp1984 ccGasolineAWDAutomaticTurbochargedSUV2022-present

Comparison overview

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

Best choices

Cadillac GT4 28T

  • Quickest 0-100 km/h
    7.8 s
  • Fastest top speed
    220 km/h
    137 mph Unrestricted
    210 km/h
    130 mph Restricted
  • Most powerful
    237 hp
    177 kW
  • Lightest
    1,760 kg
    3,880 lb
  • Best power-to-weight
    135 hp/t
    100 kW/t
    7.4 kg/hp
  • Lowest combined fuel consumption
    7.5 L/100 km
    31.4 mpg US
    37.7 mpg UK
  • Best estimated range
    813 km
    505 mi
  • Largest trunk
    289 L
  • Best overall score
    58/100
  • Best performance score
    50/100
  • Best economy score
    87/100

Specification comparison

Specification comparison
ModelCadillacGT428TAUDIQ640 TFSI
Power
237hp177kW
231hp172kW
Torque
350Nm258lb-ft
370Nm273lb-ft
Curb weight
1,760kg3,880lb
2,205kg4,861lb
Gross weight-
2,765kg6,096lb
Top speed
Unrestricted
220 km/h137 mph
Restricted
210 km/h130 mph
Calculated
Unrestricted
215 km/h134 mph
Restricted
207 km/h129 mph
Calculated
To 99% top speed
79.5s99% target: 218 km/h / 135 mph
Calculated
104.8s99% target: 213 km/h / 132 mph
Calculated
0-100 km/h
7.8s
8.6s
0-200 km/h
37.7s
Calculated
52.8s
Calculated
0-60 mph
7.4s
Calculated
8.1s
Calculated
Fuel consumption
7.5L/100 km31.4mpg US37.7mpg UK
9.3L/100 km25.4mpg US30.5mpg UK
Quarter mile
15.7s
Calculated
16.2s
Calculated
Power-to-weight
135hp/t100kW/t61hp/1000 lb
Calculated
105hp/t78kW/t48hp/1000 lb
Calculated
Torque-to-weight
199Nm/t133lb-ft/ton
Calculated
168Nm/t112lb-ft/ton
Calculated
Estimated range
813km505mi
Calculated
757km470mi
Calculated
Displacement
1,998cc122cu in
1,984cc121cu in
Length
4,633mm182in
5,099mm201in
Width
1,878mm74in
2,014mm79in
Height
1,535mm60in
1,784mm70in
Wheelbase
2,800mm110in
2,980mm117in
Front track
1,604mm63in
1,704mm67in
Rear track
1,607mm63in
1,721mm68in
Ground clearance
131mm5in
-
Trunk volume
289L
286L
Max trunk volume
1,190L
2,398L
Doors
5
5
Seats
5
6
Fuel tank
61L
70L

Performance charts

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

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricCadillacGT428TAUDIQ640 TFSI
Acceleration checkpoints
0-60 mph
0-97 km/h
7.4 s
8.1 s
0-100 km/h
0-62 mph
7.8 s
8.6 s
0-200 km/h
0-124 mph
37.7 s
52.8 s
Top speed
Unrestricted
220 km/h137 mph
Restricted
210 km/h130 mph
Likely limited
Unrestricted
215 km/h134 mph
Restricted
207 km/h129 mph
Likely limited
Drag race simulation
60 ft
18 m
2.6 s
2.5 s
330 ft
101 m
6.8 s
6.9 s
1/8 mile
201 m
10.2 s
10.5 s
1000 ft
305 m
13.2 s
13.6 s
1/4 mile
402 m
15.7 s
16.2 s
Trap speed
1/4 mile
402 m
148 km/h
92 mph
139 km/h
86 mph

Power comparison

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

Chart data table
VehicleValue
CadillacGT428T
237 hp
177 kW
AUDIQ640 TFSI
231 hp
172 kW

Cadillac GT4 28T has 6 hp more than AUDI Q6 40 TFSI.

The biggest power difference is between AUDI Q6 40 TFSI and Cadillac GT4 28T: 6 hp (4 kW).

Torque comparison

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

Chart data table
VehicleValue
CadillacGT428T
350 Nm
258 lb-ft
AUDIQ640 TFSI
370 Nm
273 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
CadillacGT428T
1,760 kg
3,880 lb
AUDIQ640 TFSI
2,205 kg
4,861 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
CadillacGT428T
Unrestricted
220 km/h137 mph
Restricted
210 km/h130 mph
AUDIQ640 TFSI
Unrestricted
215 km/h134 mph
Restricted
207 km/h129 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
CadillacGT428T7.8 s
AUDIQ640 TFSI8.6 s

The biggest 0-100 km/h difference is between Cadillac GT4 28T and AUDI Q6 40 TFSI: 0.8 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
CadillacGT428T
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
AUDIQ640 TFSI
9.3 L/100 km
25.4 mpg US
30.5 mpg UK

The biggest fuel consumption difference is between Cadillac GT4 28T and AUDI Q6 40 TFSI: 1.8 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
CadillacGT428T
135 hp/t
100 kW/t
7.4 kg/hp
AUDIQ640 TFSI
105 hp/t
78 kW/t
9.5 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
CadillacGT428T
813 km
505 mi
AUDIQ640 TFSI
757 km
470 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
CadillacGT428T
237 hp
177 kW
7.8 s
Unrestricted
220 km/h137 mph
Restricted
210 km/h130 mph
AUDIQ640 TFSI
231 hp
172 kW
8.6 s
Unrestricted
215 km/h134 mph
Restricted
207 km/h129 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
CadillacGT428T
Power
237 hp
177 kW
0-100 km/h7.8 s
Top speed
Unrestricted
220 km/h137 mph
Restricted
210 km/h130 mph
Doors/seats
5 doors
5 seats
Trunk
289 L
10.2 cu ft
Length
4,633 mm
182.4 in
Height
1,535 mm
60.4 in
AUDIQ640 TFSI
Power
231 hp
172 kW
0-100 km/h8.6 s
Top speed
Unrestricted
215 km/h134 mph
Restricted
207 km/h129 mph
Doors/seats
5 doors
6 seats
Trunk
286 L
10.1 cu ft
Length
5,099 mm
200.7 in
Height
1,784 mm
70.2 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
CadillacGT428T
Power
237 hp
177 kW
0-100 km/h7.8 s
Top speed
Unrestricted
220 km/h137 mph
Restricted
210 km/h130 mph
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
AUDIQ640 TFSI
Power
231 hp
172 kW
0-100 km/h8.6 s
Top speed
Unrestricted
215 km/h134 mph
Restricted
207 km/h129 mph
9.3 L/100 km
25.4 mpg US
30.5 mpg UK

Cadillac GT4 28T 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
CadillacGT428T
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
7.8 s
AUDIQ640 TFSI
9.3 L/100 km
25.4 mpg US
30.5 mpg UK
8.6 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
CadillacGT428T
135 hp/t
100 kW/t
7.4 kg/hp
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
AUDIQ640 TFSI
105 hp/t
78 kW/t
9.5 kg/hp
9.3 L/100 km
25.4 mpg US
30.5 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleCadillacGT428TAUDIQ640 TFSI
Power
237 hp
177 kW
231 hp
172 kW
Torque
350 Nm
258 lb-ft
370 Nm
273 lb-ft
Acceleration
7.8 s
8.6 s
Top speed
Unrestricted
220 km/h137 mph
Restricted
210 km/h130 mph
Unrestricted
215 km/h134 mph
Restricted
207 km/h129 mph
Lightness
1,760 kg
3,880 lb
2,205 kg
4,861 lb
Fuel consumption
7.5 L/100 km
31.4 mpg US
37.7 mpg UK
9.3 L/100 km
25.4 mpg US
30.5 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
289 L
10.2 cu ft
Length
4,633 mm
182.4 in
Height
1,535 mm
60.4 in
Doors/seats
5 doors
6 seats
Trunk
286 L
10.1 cu ft
Length
5,099 mm
200.7 in
Height
1,784 mm
70.2 in
Range score
813 km
505 mi
757 km
470 mi
Trunk score
289 L
10.2 cu ft
286 L
10.1 cu ft
Power-to-weight score
135 hp/t
100 kW/t
7.4 kg/hp
105 hp/t
78 kW/t
9.5 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
VehicleCadillac GT4 28TAUDI Q6 40 TFSI
Consumption7.5 L/100 km31.4 mpg US37.7 mpg UK9.3 L/100 km25.4 mpg US30.5 mpg UK
Cost / 100 km13.13 LC100 km16.19 LC100 km
Cost / 100 mi21.12 LC100 mi26.05 LC100 mi
Annual fuel used1,125 L297 US gal247 UK gal1,388 L367 US gal305 UK gal
Annual fuel cost1,969 LC/year2,428 LC/year

Head-to-head comparisons

Cadillac GT4 28T

  • Has 6 hp more
  • Is 445 kg lighter
  • Is 0.8 s quicker from 0-100 km/h
  • Has 5 km/h (3 mph) higher top speed
  • Uses 1.8 L/100 km less fuel
  • Has 30 hp/t better power-to-weight
  • Has 57 km (35 mi) more estimated range
  • Has 3 L more trunk volume

Pros

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

AUDI Q6 40 TFSI

  • Has 20 Nm more

Pros

  • Highest torque

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Cadillac GT4 28T
AUDI Q6 40 TFSI
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