Car comparison

Cadillac BLS 2.8 T V6vsCadillac STS 4.6 i V8

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

New comparison

Cadillac BLS

2.8 T V6

255 hp2792 ccGasolineFWDManualTurbochargedSedan2006-2010
VS

Cadillac STS

4.6 i V8

325 hp4565 ccGasolineAWDAutomaticNaturally aspiratedSedan2006-2011

Comparison overview

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

Best choices

Cadillac STS 4.6 i V8

  • Quickest 0-100 km/h
    6.7 s
  • Most powerful
    325 hp
    242 kW
  • Highest torque
    420 Nm
    310 lb-ft
  • Best power-to-weight
    169 hp/t
    126 kW/t
    5.9 kg/hp
  • Largest trunk
    464 L
  • Best overall score
    65/100
  • Best performance score
    61/100
  • Best practicality score
    74/100

Cadillac BLS 2.8 T V6

  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Lightest
    1,560 kg
    3,439 lb
  • Lowest combined fuel consumption
    10.2 L/100 km
    23.1 mpg US
    27.7 mpg UK
  • Lowest city consumption
    15.4 L/100 km
    15.3 mpg US
    18.3 mpg UK
  • Lowest highway consumption
    7.1 L/100 km
    33.1 mpg US
    39.8 mpg UK
  • Lowest CO2 emissions
    245 g/km
  • Best estimated range
    569 km
    353 mi
  • Best economy score
    79/100

Specification comparison

Specification comparison
ModelCadillacBLS2.8 T V6CadillacSTS4.6 i V8
Power
255hp190kW
325hp242kW
Torque
365Nm269lb-ft
420Nm310lb-ft
Curb weight
1,560kg3,439lb
1,920kg4,233lb
Gross weight
2,070kg4,564lb
-
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
248 km/h
154 mph
To 99% top speed
69.3s99% target: 257 km/h / 160 mph
Calculated
64.9s99% target: 246 km/h / 153 mph
Calculated
0-100 km/h
6.9s
6.7s
0-200 km/h
21.4s
Calculated
22.3s
Calculated
0-60 mph
6.6s
Calculated
6.4s
Calculated
Fuel consumption
10.2L/100 km23.1mpg US27.7mpg UK
14.1L/100 km16.7mpg US20.0mpg UK
Fuel consumption city
15.4L/100 km15.3mpg US18.3mpg UK
19.7L/100 km11.9mpg US14.3mpg UK
Fuel consumption highway
7.1L/100 km33.1mpg US39.8mpg UK
10.9L/100 km21.6mpg US25.9mpg UK
Quarter mile
14.8s
Calculated
14.6s
Calculated
Power-to-weight
163hp/t122kW/t74hp/1000 lb
Calculated
169hp/t126kW/t77hp/1000 lb
Calculated
Torque-to-weight
234Nm/t157lb-ft/ton
Calculated
219Nm/t146lb-ft/ton
Calculated
Estimated range
569km353mi
Calculated
468km291mi
Calculated
Displacement
2,792cc170cu in
4,565cc279cu in
Length
4,680mm184in
4,985mm196in
Width
1,752mm69in
1,843mm73in
Height
1,471mm58in
1,464mm58in
Wheelbase
2,675mm105in
2,957mm116in
Front track
1,524mm60in
1,596mm63in
Rear track
1,506mm59in
1,581mm62in
Ground clearance
127mm5in
-
Trunk volume
425L
464L
Doors
4
4
Seats
5
5
Fuel tank
58L
66L
CO2 emissions
245g/km
336g/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.

Cadillac BLS 2.8 T V6Cadillac STS 4.6 i V8PowerTorque
  • Cadillac BLS 2.8 T V6: Power / Torque
  • Cadillac STS 4.6 i V8: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
CadillacBLS2.8 T V65,500 rpm1,800-4,500 rpm5,750 rpm
CadillacSTS4.6 i V86,400 rpm4,400 rpm6,650 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricCadillacBLS2.8 T V6CadillacSTS4.6 i V8
Acceleration checkpoints
0-60 mph
0-97 km/h
6.6 s
6.4 s
0-100 km/h
0-62 mph
6.9 s
6.7 s
0-200 km/h
0-124 mph
21.4 s
22.3 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
248 km/h
154 mph
Drag race simulation
60 ft
18 m
2.7 s
2.6 s
330 ft
101 m
6.8 s
6.6 s
1/8 mile
201 m
9.9 s
9.8 s
1000 ft
305 m
12.6 s
12.4 s
1/4 mile
402 m
14.8 s
14.6 s
Trap speed
1/4 mile
402 m
166 km/h
103 mph
165 km/h
103 mph

Power comparison

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

Chart data table
VehicleValue
CadillacBLS2.8 T V6
255 hp
190 kW
CadillacSTS4.6 i V8
325 hp
242 kW

Cadillac STS 4.6 i V8 has 70 hp more than Cadillac BLS 2.8 T V6.

The biggest power difference is between Cadillac BLS 2.8 T V6 and Cadillac STS 4.6 i V8: 70 hp (52 kW).

Torque comparison

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

Chart data table
VehicleValue
CadillacBLS2.8 T V6
365 Nm
269 lb-ft
CadillacSTS4.6 i V8
420 Nm
310 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
CadillacBLS2.8 T V6
1,560 kg
3,439 lb
CadillacSTS4.6 i V8
1,920 kg
4,233 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
CadillacBLS2.8 T V6
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
CadillacSTS4.6 i V8
248 km/h
154 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
CadillacBLS2.8 T V66.9 s
CadillacSTS4.6 i V86.7 s

The biggest 0-100 km/h difference is between Cadillac STS 4.6 i V8 and Cadillac BLS 2.8 T V6: 0.2 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
CadillacBLS2.8 T V6
10.2 L/100 km
23.1 mpg US
27.7 mpg UK
CadillacSTS4.6 i V8
14.1 L/100 km
16.7 mpg US
20.0 mpg UK

The biggest fuel consumption difference is between Cadillac BLS 2.8 T V6 and Cadillac STS 4.6 i V8: 3.9 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
CadillacBLS2.8 T V6
163 hp/t
122 kW/t
6.1 kg/hp
CadillacSTS4.6 i V8
169 hp/t
126 kW/t
5.9 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
CadillacBLS2.8 T V6
569 km
353 mi
CadillacSTS4.6 i V8
468 km
291 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
CadillacBLS2.8 T V6
255 hp
190 kW
6.9 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
CadillacSTS4.6 i V8
325 hp
242 kW
6.7 s
248 km/h
154 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
CadillacBLS2.8 T V6
Power
255 hp
190 kW
0-100 km/h6.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
425 L
15.0 cu ft
Length
4,680 mm
184.3 in
Height
1,471 mm
57.9 in
CadillacSTS4.6 i V8
Power
325 hp
242 kW
0-100 km/h6.7 s
Top speed
248 km/h
154 mph
Doors/seats
4 doors
5 seats
Trunk
464 L
16.4 cu ft
Length
4,985 mm
196.3 in
Height
1,464 mm
57.6 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
CadillacBLS2.8 T V6
Power
255 hp
190 kW
0-100 km/h6.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
10.2 L/100 km
23.1 mpg US
27.7 mpg UK
CadillacSTS4.6 i V8
Power
325 hp
242 kW
0-100 km/h6.7 s
Top speed
248 km/h
154 mph
14.1 L/100 km
16.7 mpg US
20.0 mpg UK

Cadillac BLS 2.8 T V6 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
CadillacBLS2.8 T V6
10.2 L/100 km
23.1 mpg US
27.7 mpg UK
6.9 s
CadillacSTS4.6 i V8
14.1 L/100 km
16.7 mpg US
20.0 mpg UK
6.7 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
CadillacBLS2.8 T V6
163 hp/t
122 kW/t
6.1 kg/hp
10.2 L/100 km
23.1 mpg US
27.7 mpg UK
CadillacSTS4.6 i V8
169 hp/t
126 kW/t
5.9 kg/hp
14.1 L/100 km
16.7 mpg US
20.0 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleCadillacBLS2.8 T V6CadillacSTS4.6 i V8
Power
255 hp
190 kW
325 hp
242 kW
Torque
365 Nm
269 lb-ft
420 Nm
310 lb-ft
Acceleration
6.9 s
6.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
248 km/h
154 mph
Lightness
1,560 kg
3,439 lb
1,920 kg
4,233 lb
Fuel consumption
10.2 L/100 km
23.1 mpg US
27.7 mpg UK
14.1 L/100 km
16.7 mpg US
20.0 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
425 L
15.0 cu ft
Length
4,680 mm
184.3 in
Height
1,471 mm
57.9 in
Doors/seats
4 doors
5 seats
Trunk
464 L
16.4 cu ft
Length
4,985 mm
196.3 in
Height
1,464 mm
57.6 in
Range score
569 km
353 mi
468 km
291 mi
CO2 score
245 g/km
336 g/km
Trunk score
425 L
15.0 cu ft
464 L
16.4 cu ft
Power-to-weight score
163 hp/t
122 kW/t
6.1 kg/hp
169 hp/t
126 kW/t
5.9 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 BLS 2.8 T V6Cadillac STS 4.6 i V8
Consumption10.2 L/100 km23.1 mpg US27.7 mpg UK14.1 L/100 km16.7 mpg US20 mpg UK
Cost / 100 km17.85 LC100 km24.68 LC100 km
Cost / 100 mi28.73 LC100 mi39.71 LC100 mi
Annual fuel used1,530 L404 US gal337 UK gal2,115 L559 US gal465 UK gal
Annual fuel cost2,678 LC/year3,701 LC/year

Head-to-head comparisons

Cadillac BLS 2.8 T V6

  • Is 360 kg lighter
  • Has 12 km/h (7 mph) higher top speed
  • Uses 3.9 L/100 km less fuel
  • Has 101 km (62 mi) more estimated range
  • Emits 91 g/km less CO2

Pros

  • Highest top speed
  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Smallest trunk

Cadillac STS 4.6 i V8

  • Has 70 hp more
  • Has 55 Nm more
  • Is 0.2 s quicker from 0-100 km/h
  • Has 6 hp/t better power-to-weight
  • Has 39 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Most powerful
  • Highest torque
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Lowest top speed
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
Cadillac BLS 2.8 T V6
Cadillac STS 4.6 i V8
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