Car comparison

Buick LaCrosse IV 28TvsCadillac CT6 II 28T

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

New comparison

Buick LaCrosse IV

28T

237 hp1998 ccGasolineFWDAutomaticTurbochargedSedan2023-present
VS

Cadillac CT6 II

28T

237 hp1998 ccGasolineRWDAutomaticTurbochargedSedan2023-present

Comparison overview

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

Best choices

Buick LaCrosse IV 28T

  • Quickest 0-100 km/h
    7.2 s
  • Fastest top speed
    245 km/h
    152 mph Unrestricted
    230 km/h
    143 mph Restricted
  • Most powerful
    237 hp
    177 kW
  • Highest torque
    350 Nm
    258 lb-ft
  • Lightest
    1,609 kg
    3,547 lb
  • Best power-to-weight
    147 hp/t
    110 kW/t
    6.8 kg/hp
  • Lowest combined fuel consumption
    6.6 L/100 km
    35.6 mpg US
    42.8 mpg UK
  • Best overall score
    62/100
  • Best performance score
    56/100
  • Best economy score
    89/100
  • Best practicality score
    76/100

Specification comparison

Specification comparison
ModelBuickLaCrosse IV28TCadillacCT6 II28T
Power
237hp177kW
237hp177kW
Torque
350Nm258lb-ft
350Nm258lb-ft
Curb weight
1,609kg3,547lb
1,760kg3,880lb
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
67.3s99% target: 243 km/h / 151 mph
Calculated
72.5s99% target: 243 km/h / 151 mph
Calculated
0-100 km/h
7.2s
7.5s
0-200 km/h
24.1s
Calculated
25.5s
Calculated
0-60 mph
6.9s
Calculated
7.2s
Calculated
Fuel consumption
6.6L/100 km35.6mpg US42.8mpg UK
7.7L/100 km30.5mpg US36.7mpg UK
Quarter mile
15.1s
Calculated
15.3s
Calculated
Power-to-weight
147hp/t110kW/t67hp/1000 lb
Calculated
135hp/t100kW/t61hp/1000 lb
Calculated
Torque-to-weight
218Nm/t146lb-ft/ton
Calculated
199Nm/t133lb-ft/ton
Calculated
Estimated range
909km565mi
Calculated
935km581mi
Calculated
Displacement
1,998cc122cu in
1,998cc122cu in
Length
4,996mm197in
5,223mm206in
Width
1,866mm73in
1,890mm74in
Height
1,472mm58in
1,480mm58in
Wheelbase
2,905mm114in
3,109mm122in
Front track
1,607mm63in
1,631mm64in
Rear track
1,611mm63in
1,652mm65in
Trunk volume
506L
508L
Doors
4
4
Seats
5
5
Fuel tank
60L
72L

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.

Buick LaCrosse IV 28TCadillac CT6 II 28TPowerTorque
  • Buick LaCrosse IV 28T: Power / Torque
  • Cadillac CT6 II 28T: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BuickLaCrosse IV28T5,000 rpm1,500-4,000 rpm5,250 rpm
CadillacCT6 II28T5,000 rpm1,500-4,000 rpm5,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBuickLaCrosse IV28TCadillacCT6 II28T
Acceleration checkpoints
0-60 mph
0-97 km/h
6.9 s
7.2 s
0-100 km/h
0-62 mph
7.2 s
7.5 s
0-200 km/h
0-124 mph
24.1 s
25.5 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
2.7 s
2.8 s
330 ft
101 m
6.9 s
7.0 s
1/8 mile
201 m
10.1 s
10.2 s
1000 ft
305 m
12.8 s
13.0 s
1/4 mile
402 m
15.1 s
15.3 s
Trap speed
1/4 mile
402 m
161 km/h
100 mph
158 km/h
98 mph

Power comparison

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

Chart data table
VehicleValue
BuickLaCrosse IV28T
237 hp
177 kW
CadillacCT6 II28T
237 hp
177 kW

Torque comparison

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

Chart data table
VehicleValue
BuickLaCrosse IV28T
350 Nm
258 lb-ft
CadillacCT6 II28T
350 Nm
258 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BuickLaCrosse IV28T
1,609 kg
3,547 lb
CadillacCT6 II28T
1,760 kg
3,880 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BuickLaCrosse IV28T
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
CadillacCT6 II28T
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
BuickLaCrosse IV28T7.2 s
CadillacCT6 II28T7.5 s

The biggest 0-100 km/h difference is between Buick LaCrosse IV 28T and Cadillac CT6 II 28T: 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
BuickLaCrosse IV28T
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
CadillacCT6 II28T
7.7 L/100 km
30.5 mpg US
36.7 mpg UK

The biggest fuel consumption difference is between Buick LaCrosse IV 28T and Cadillac CT6 II 28T: 1.1 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
BuickLaCrosse IV28T
147 hp/t
110 kW/t
6.8 kg/hp
CadillacCT6 II28T
135 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
BuickLaCrosse IV28T
909 km
565 mi
CadillacCT6 II28T
935 km
581 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BuickLaCrosse IV28T
237 hp
177 kW
7.2 s
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
CadillacCT6 II28T
237 hp
177 kW
7.5 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
BuickLaCrosse IV28T
Power
237 hp
177 kW
0-100 km/h7.2 s
Top speed
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
Doors/seats
4 doors
5 seats
Trunk
506 L
17.9 cu ft
Length
4,996 mm
196.7 in
Height
1,472 mm
58.0 in
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

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
BuickLaCrosse IV28T
Power
237 hp
177 kW
0-100 km/h7.2 s
Top speed
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
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

Buick LaCrosse IV 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
BuickLaCrosse IV28T
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
7.2 s
CadillacCT6 II28T
7.7 L/100 km
30.5 mpg US
36.7 mpg UK
7.5 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
BuickLaCrosse IV28T
147 hp/t
110 kW/t
6.8 kg/hp
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
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

Detailed score breakdown

Detailed score breakdown
VehicleBuickLaCrosse IV28TCadillacCT6 II28T
Power
237 hp
177 kW
237 hp
177 kW
Torque
350 Nm
258 lb-ft
350 Nm
258 lb-ft
Acceleration
7.2 s
7.5 s
Top speed
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
Unrestricted
245 km/h152 mph
Restricted
230 km/h143 mph
Lightness
1,609 kg
3,547 lb
1,760 kg
3,880 lb
Fuel consumption
6.6 L/100 km
35.6 mpg US
42.8 mpg UK
7.7 L/100 km
30.5 mpg US
36.7 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
506 L
17.9 cu ft
Length
4,996 mm
196.7 in
Height
1,472 mm
58.0 in
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
Range score
909 km
565 mi
935 km
581 mi
Trunk score
506 L
17.9 cu ft
508 L
17.9 cu ft
Power-to-weight score
147 hp/t
110 kW/t
6.8 kg/hp
135 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
VehicleBuick LaCrosse IV 28TCadillac CT6 II 28T
Consumption6.6 L/100 km35.6 mpg US42.8 mpg UK7.7 L/100 km30.5 mpg US36.7 mpg UK
Cost / 100 km11.55 LC100 km13.48 LC100 km
Cost / 100 mi18.59 LC100 mi21.69 LC100 mi
Annual fuel used990 L262 US gal218 UK gal1,155 L305 US gal254 UK gal
Annual fuel cost1,733 LC/year2,021 LC/year

Head-to-head comparisons

Buick LaCrosse IV 28T

  • Is 151 kg lighter
  • Is 0.3 s quicker from 0-100 km/h
  • Uses 1.1 L/100 km less fuel
  • Has 13 hp/t better power-to-weight

Pros

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

Cons

  • Smallest trunk

Cadillac CT6 II 28T

  • Has 26 km (16 mi) more estimated range
  • Has 2 L more trunk volume

Pros

  • Best estimated range
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Buick LaCrosse IV 28T
Cadillac CT6 II 28T
Compare selected cars
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