Car comparison

Cadillac CT6 II 28TvsHongqi H9 2.0T

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

New comparison

Cadillac CT6 II

28T

237 hp1998 ccGasolineRWDAutomaticTurbochargedSedan2023-present
VS

Hongqi H9

2.0T

252 hp1989 ccGasolineRWDDual-clutchTurbochargedSedan2020-2024

Comparison overview

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

Best choices

Cadillac CT6 II 28T

  • Quickest 0-100 km/h
    7.5 s
  • Fastest top speed
    245 km/h
    152 mph Unrestricted
    230 km/h
    143 mph Restricted
  • Lightest
    1,760 kg
    3,880 lb
  • Best power-to-weight
    135 hp/t
    100 kW/t
    7.4 kg/hp
  • Best estimated range
    935 km
    581 mi
  • Largest trunk
    508 L
  • Best overall score
    62/100
  • Best performance score
    55/100
  • Best practicality score
    76/100

Hongqi H9 2.0T

  • Most powerful
    252 hp
    188 kW
  • Highest torque
    380 Nm
    280 lb-ft
  • Lowest combined fuel consumption
    7.1 L/100 km
    33.1 mpg US
    39.8 mpg UK
  • Best economy score
    88/100

Specification comparison

Specification comparison
ModelCadillacCT6 II28THongqiH92.0T
Power
237hp177kW
252hp188kW
Torque
350Nm258lb-ft
380Nm280lb-ft
Curb weight
1,760kg3,880lb
1,875kg4,134lb
Gross weight-
2,325kg5,126lb
Top speed
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
Calculated
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
Calculated
To 99% top speed
72.5s99% target: 243 km/h / 151 mph
Calculated
77.0s99% target: 243 km/h / 151 mph
Calculated
0-100 km/h
7.5s
7.8s
0-200 km/h
25.5s
Calculated
26.9s
Calculated
0-60 mph
7.2s
Calculated
7.4s
Calculated
Fuel consumption
7.7L/100 km30.5mpg US36.7mpg UK
7.1L/100 km33.1mpg US39.8mpg UK
Fuel consumption city-
9.7L/100 km24.2mpg US29.1mpg UK
Fuel consumption highway-
5.8L/100 km40.6mpg US48.7mpg UK
Quarter mile
15.3s
Calculated
15.6s
Calculated
Power-to-weight
135hp/t100kW/t61hp/1000 lb
Calculated
134hp/t100kW/t61hp/1000 lb
Calculated
Torque-to-weight
199Nm/t133lb-ft/ton
Calculated
203Nm/t136lb-ft/ton
Calculated
Estimated range
935km581mi
Calculated
873km543mi
Calculated
Displacement
1,998cc122cu in
1,989cc121cu in
Length
5,223mm206in
5,137mm202in
Width
1,890mm74in
1,904mm75in
Height
1,480mm58in
1,493mm59in
Wheelbase
3,109mm122in
3,060mm120in
Front track
1,631mm64in
1,633mm64in
Rear track
1,652mm65in
1,629mm64in
Trunk volume
508L
370L
Doors
4
4
Seats
5
5
Fuel tank
72L
62L

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.

Cadillac CT6 II 28THongqi H9 2.0TPowerTorque
  • Cadillac CT6 II 28T: Power / Torque
  • Hongqi H9 2.0T: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
CadillacCT6 II28T5,000 rpm1,500-4,000 rpm5,250 rpm
HongqiH92.0T5,500 rpm1,800-4,000 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricCadillacCT6 II28THongqiH92.0T
Acceleration checkpoints
0-60 mph
0-97 km/h
7.2 s
7.4 s
0-100 km/h
0-62 mph
7.5 s
7.8 s
0-200 km/h
0-124 mph
25.5 s
26.9 s
Top speed
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
Likely limited
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
Likely limited
Drag race simulation
60 ft
18 m
2.8 s
2.8 s
330 ft
101 m
7.0 s
7.1 s
1/8 mile
201 m
10.2 s
10.4 s
1000 ft
305 m
13.0 s
13.2 s
1/4 mile
402 m
15.3 s
15.6 s
Trap speed
1/4 mile
402 m
158 km/h
98 mph
156 km/h
97 mph

Power comparison

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

Chart data table
VehicleValue
CadillacCT6 II28T
237 hp
177 kW
HongqiH92.0T
252 hp
188 kW

Hongqi H9 2.0T has 15 hp more than Cadillac CT6 II 28T.

The biggest power difference is between Cadillac CT6 II 28T and Hongqi H9 2.0T: 15 hp (11 kW).

Torque comparison

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

Chart data table
VehicleValue
CadillacCT6 II28T
350 Nm
258 lb-ft
HongqiH92.0T
380 Nm
280 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
CadillacCT6 II28T
1,760 kg
3,880 lb
HongqiH92.0T
1,875 kg
4,134 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
CadillacCT6 II28T
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
HongqiH92.0T
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
CadillacCT6 II28T7.5 s
HongqiH92.0T7.8 s

Although Hongqi H9 2.0T has more power, Cadillac CT6 II 28T is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Cadillac CT6 II 28T and Hongqi H9 2.0T: 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
CadillacCT6 II28T
7.7 L/100 km
30.5 mpg US
36.7 mpg UK
HongqiH92.0T
7.1 L/100 km
33.1 mpg US
39.8 mpg UK

The biggest fuel consumption difference is between Hongqi H9 2.0T and Cadillac CT6 II 28T: 0.6 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
CadillacCT6 II28T
135 hp/t
100 kW/t
7.4 kg/hp
HongqiH92.0T
134 hp/t
100 kW/t
7.4 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
CadillacCT6 II28T
935 km
581 mi
HongqiH92.0T
873 km
543 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
CadillacCT6 II28T
237 hp
177 kW
7.5 s
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
HongqiH92.0T
252 hp
188 kW
7.8 s
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 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
CadillacCT6 II28T
Power
237 hp
177 kW
0-100 km/h7.5 s
Top speed
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
Doors/seats
4 doors
5 seats
Trunk
508 L
17.9 cu ft
Length
5,223 mm
205.6 in
Height
1,480 mm
58.3 in
HongqiH92.0T
Power
252 hp
188 kW
0-100 km/h7.8 s
Top speed
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
Doors/seats
4 doors
5 seats
Trunk
370 L
13.1 cu ft
Length
5,137 mm
202.2 in
Height
1,493 mm
58.8 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
CadillacCT6 II28T
Power
237 hp
177 kW
0-100 km/h7.5 s
Top speed
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
7.7 L/100 km
30.5 mpg US
36.7 mpg UK
HongqiH92.0T
Power
252 hp
188 kW
0-100 km/h7.8 s
Top speed
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
7.1 L/100 km
33.1 mpg US
39.8 mpg UK

Cadillac CT6 II 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
CadillacCT6 II28T
7.7 L/100 km
30.5 mpg US
36.7 mpg UK
7.5 s
HongqiH92.0T
7.1 L/100 km
33.1 mpg US
39.8 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
CadillacCT6 II28T
135 hp/t
100 kW/t
7.4 kg/hp
7.7 L/100 km
30.5 mpg US
36.7 mpg UK
HongqiH92.0T
134 hp/t
100 kW/t
7.4 kg/hp
7.1 L/100 km
33.1 mpg US
39.8 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleCadillacCT6 II28THongqiH92.0T
Power
237 hp
177 kW
252 hp
188 kW
Torque
350 Nm
258 lb-ft
380 Nm
280 lb-ft
Acceleration
7.5 s
7.8 s
Top speed
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
Lightness
1,760 kg
3,880 lb
1,875 kg
4,134 lb
Fuel consumption
7.7 L/100 km
30.5 mpg US
36.7 mpg UK
7.1 L/100 km
33.1 mpg US
39.8 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
508 L
17.9 cu ft
Length
5,223 mm
205.6 in
Height
1,480 mm
58.3 in
Doors/seats
4 doors
5 seats
Trunk
370 L
13.1 cu ft
Length
5,137 mm
202.2 in
Height
1,493 mm
58.8 in
Range score
935 km
581 mi
873 km
543 mi
Trunk score
508 L
17.9 cu ft
370 L
13.1 cu ft
Power-to-weight score
135 hp/t
100 kW/t
7.4 kg/hp
134 hp/t
100 kW/t
7.4 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 CT6 II 28THongqi H9 2.0T
Consumption7.7 L/100 km30.5 mpg US36.7 mpg UK7.1 L/100 km33.1 mpg US39.8 mpg UK
Cost / 100 km13.48 LC100 km12.42 LC100 km
Cost / 100 mi21.69 LC100 mi20.00 LC100 mi
Annual fuel used1,155 L305 US gal254 UK gal1,065 L281 US gal234 UK gal
Annual fuel cost2,021 LC/year1,864 LC/year

Head-to-head comparisons

Cadillac CT6 II 28T

  • Is 115 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Has 0 hp/t better power-to-weight
  • Has 62 km (38 mi) more estimated range
  • Has 138 L more trunk volume

Pros

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

Cons

  • Lowest power
  • Highest combined fuel consumption

Hongqi H9 2.0T

  • Has 15 hp more
  • Has 30 Nm more
  • Uses 0.6 L/100 km less fuel

Pros

  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption

Cons

  • Slowest 0-100 km/h
  • Heaviest
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
Cadillac CT6 II 28T
Hongqi H9 2.0T
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