Site Title

Compare Cadillac CT4 vs BMW 6 Series G32 LCI

Reviews

Neoscore
85%
39%
Pros
  • Beautiful design
  • Good build quality
  • Superb performance in the CT4-V
  • Good 0.25 drag coefficient
  • Decent creature comfort
Cons
  • Stuck with MacPherson struts in the front
  • Low cargo capacity
  • Extremely ugly
  • Ridiculous amount of electronics
  • Made not to last

Variants

2.0 Turbo
2.0 Turbo AWD
2.7 Turbo
2.7 Turbo AWD
CT4-V
CT4-V BLACKWING
620d
630d
630d xDrive
630i
640d xDrive
640i
640i xDrive

Capacity

Cargo Capacity
303 L / 10.7 cu-ft
600 L / 21.2 cu-ft ~ 1800 L / 63.6 cu-ft
Coolant Capacity
2.0 Turbo10.4 L / 11.0 qt2.0 Turbo AWD10.4 L / 11.0 qt2.7 Turbo13.0 L / 13.7 qt2.7 Turbo AWD13.0 L / 13.7 qtCT4-V13.0 L / 13.7 qt
620d8.8 L / 9.3 qt630d8.8 L / 9.3 qt630d xDrive8.8 L / 9.3 qt630i9.9 L / 10.5 qt640i6.9 L / 7.3 qt640i xDrive6.9 L / 7.3 qt
Engine Oil Capacity
2.0 Turbo5.0 L / 5.3 qt2.0 Turbo AWD5.0 L / 5.3 qt2.7 Turbo5.7 L / 6.0 qt2.7 Turbo AWD5.7 L / 6.0 qtCT4-V5.7 L / 6.0 qtCT4-V BLACKWING6.6 L / 7.0 qt
620d5.5 L / 5.8 qt630d7.0 L / 7.4 qt630d xDrive7.0 L / 7.4 qt630i5.2 L / 5.5 qt640d xDrive7.0 L / 7.4 qt640i6.5 L / 6.9 qt640i xDrive6.5 L / 6.9 qt
Fuel Capacity
66.0 L / 17.4 gal
620d66.0 L / 17.4 gal630d66.0 L / 17.4 gal630d xDrive66.0 L / 17.4 gal630i68.0 L / 18.0 gal640d xDrive66.0 L / 17.4 gal640i68.0 L / 18.0 gal640i xDrive68.0 L / 18.0 gal
Passengers
5
5
Payload
620d655 kg / 1444 lbs630d645 kg / 1422 lbs630d xDrive650 kg / 1433 lbs630i665 kg / 1466 lbs640d xDrive675 kg / 1488 lbs640i655 kg / 1444 lbs640i xDrive665 kg / 1466 lbs

Chassis

Brakes | Front
2.0 TurboVentilated discs, 300 mm2.0 Turbo AWDVentilated discs, 300 mm2.7 TurboVentilated discs, 300 mm2.7 Turbo AWDVentilated discs, 300 mmCT4-VVentilated discs, 321 mmCT4-V BLACKWINGVentilated discs, 380x34 mm
Ventilated discs
Brakes | Rear
2.0 TurboVentilated discs, 315 mm2.0 Turbo AWDVentilated discs, 315 mm2.7 TurboVentilated discs, 315 mm2.7 Turbo AWDVentilated discs, 315 mmCT4-VVentilated discs, 315 mmCT4-V BLACKWINGVentilated discs, 340.5x28 mm
Ventilated discs
Power Steering
Electric Steering
Electric Steering
Suspension | Front
MacPherson strut
Double-wishbone
Suspension | Rear
Multi-link
Multi-link
Tire Size
2.0 Turbo225/45 R17, 235/40 R182.0 Turbo AWD225/45 R17, 235/40 R182.7 Turbo225/45 R17, 235/40 R182.7 Turbo AWD225/45 R17, 235/40 R18CT4-V235/40 R18CT4-V BLACKWINGFront wheel tires: 255/35 R18 Rear wheel tires: 275/35 R18
620d225/60 R17 99Y630d225/60 R17 99Y630d xDrive225/60 R17 99Y630i225/60 R17 99Y640d xDrive245/50 R18 100Y640i245/50 R18 100Y640i xDrive245/50 R18 100Y
Turning Circle
2.0 Turbo11.3 m / 37.1 ft2.0 Turbo AWD11.6 m / 38.0 ft2.7 Turbo11.3 m / 37.1 ft2.7 Turbo AWD11.6 m / 38.0 ftCT4-V11.3 m / 37.1 ft
620d12.3 m / 40.3 ft630d12.3 m / 40.3 ft630d xDrive12.5 m / 41.0 ft630i12.3 m / 40.3 ft640d xDrive12.5 m / 41.0 ft640i12.3 m / 40.3 ft640i xDrive12.5 m / 41.0 ft

Construction

Battery | Capacity
0.5 kWh (gross)
Body Style
4-door Sedan
5-door mild-hybrid Sedan

Dimensions

Ground Clearance
138 mm / 5.4 in
Size | Height
2.0 Turbo1423 mm / 56.0 in2.0 Turbo AWD1423 mm / 56.0 in2.7 Turbo1423 mm / 56.0 in2.7 Turbo AWD1423 mm / 56.0 inCT4-V1423 mm / 56.0 inCT4-V BLACKWING1422 mm / 56.0 in
620d1538 mm / 60.6 in630d1538 mm / 60.6 in630d xDrive1540 mm / 60.6 in630i1538 mm / 60.6 in640d xDrive1540 mm / 60.6 in640i1538 mm / 60.6 in640i xDrive1540 mm / 60.6 in
Size | Length
2.0 Turbo4756 mm / 187.2 in2.0 Turbo AWD4756 mm / 187.2 in2.7 Turbo4756 mm / 187.2 in2.7 Turbo AWD4756 mm / 187.2 inCT4-V4756 mm / 187.2 inCT4-V BLACKWING4755 mm / 187.2 in
5091 mm / 200.4 in
Size | Width
2.0 Turbo1815 mm / 71.5 in | 1974 mm / 77.7 in (mirror unfolded)2.0 Turbo AWD1815 mm / 71.5 in | 1974 mm / 77.7 in (mirror unfolded)2.7 Turbo1815 mm / 71.5 in | 1974 mm / 77.7 in (mirror unfolded)2.7 Turbo AWD1815 mm / 71.5 in | 1974 mm / 77.7 in (mirror unfolded)CT4-V1815 mm / 71.5 in | 1974 mm / 77.7 in (mirror unfolded)CT4-V BLACKWING1814 mm / 71.4 in
1902 mm / 74.9 in
Track Width | Front
1532.0 mm / 60.3 in
1615.0 mm / 63.6 in
Track Width | Rear
1568.0 mm / 61.7 in
620d1647.0 mm / 64.8 in630d1649.0 mm / 64.9 in630d xDrive1647.0 mm / 64.8 in630i1649.0 mm / 64.9 in640d xDrive1647.0 mm / 64.8 in640i1649.0 mm / 64.9 in640i xDrive1647.0 mm / 64.8 in
Weight
2.0 Turbo1570.0 kg / 3461.3 lbs2.0 Turbo AWD1570.0 kg / 3461.3 lbs2.7 Turbo1570.0 kg / 3461.3 lbs2.7 Turbo AWD1570.0 kg / 3461.3 lbsCT4-V1640.0 kg / 3615.6 lbs
620d1835.0 kg / 4045.5 lbs630d1930.0 kg / 4254.9 lbs630d xDrive1990.0 kg / 4387.2 lbs630i1785.0 kg / 3935.3 lbs640d xDrive2010.0 kg / 4431.3 lbs640i1855.0 kg / 4089.6 lbs640i xDrive1910.0 kg / 4210.8 lbs
Wheel Size
2.0 Turbo8J x 17, 8 J x 182.0 Turbo AWD8J x 17, 8 J x 182.7 Turbo17J x 17, 18J x 182.7 Turbo AWD17J x 17, 18J x 18CT4-V8.0J x 18CT4-V BLACKWINGFront wheel rims: 9J x 18 Rear wheel rims: 9.5J x 18
620d7.5J x 17630d7.5J x 17630d xDrive7.5J x 17630i7.5J x 17640d xDrive8J x 18640i8J x 18640i xDrive8J x 18
Wheelbase
2775 mm2.0 Turbo2775 mm / 109.3 in2.0 Turbo AWD2775 mm / 109.3 in2.7 Turbo2775 mm / 109.3 in2.7 Turbo AWD2775 mm / 109.3 inCT4-V2775 mm / 109.3 inCT4-V BLACKWING2776 mm / 109.3 in
3070 mm / 120.9 in

Performance

Acceleration | 0 - 100 km/h
620d7.9 sec630d6.1 sec630d xDrive5.9 sec630i6.5 sec640d xDrive5.3 sec640i5.5 sec640i xDrive5.4 sec
Acceleration | 0 - 60 mph
620d7.5 sec630d5.8 sec630d xDrive5.6 sec630i6.2 sec640d xDrive5.0 sec640i5.2 sec640i xDrive5.1 sec
CO2 Emission
620d116 ~ 120 g/km630d128 ~ 133 g/km630d xDrive135 ~ 140 g/km630i135 ~ 139 g/km640d xDrive141 ~ 147 g/km640i155 ~ 160 g/km640i xDrive166 ~ 170 g/km
Coefficient Of Drag
620d0.25630d0.25630d xDrive0.25630i0.25640d xDrive0.27640i0.27640i xDrive0.27
Fuel Economy
2.0 Turbo8.7 L/100km / 27.0 MPG (combined) | 10.2 L/100km / 23.1 MPG (urban) | 6.9 L/100km / 34.1 MPG (highway)2.0 Turbo AWD8.7 L/100km / 27.0 MPG (combined) | 10.2 L/100km / 23.1 MPG (urban) | 6.9 L/100km / 34.1 MPG (highway)2.7 Turbo11.8 L/100km / 19.9 MPG (urban) | 7.8 L/100km / 30.2 MPG (highway)2.7 Turbo AWD11.8 L/100km / 19.9 MPG (urban) | 8.4 L/100km / 28.0 MPG (highway)CT4-V11.8 L/100km / 19.9 MPG (urban) | 8.1 L/100km / 29.0 MPG (highway)
620d4.4 L/100km / 53.5 MPG (combined) | 5.0 L/100km / 47.0 MPG (urban) | 4.1 L/100km / 57.4 MPG (highway)630d4.9 L/100km / 48.0 MPG (combined) | 6.1 L/100km / 38.6 MPG (urban) | 4.2 L/100km / 56.0 MPG (highway)630d xDrive5.1 L/100km / 46.1 MPG (combined) | 6.4 L/100km / 36.8 MPG (urban) | 4.4 L/100km / 53.5 MPG (highway)630i5.9 L/100km / 39.9 MPG (combined) | 7.2 L/100km / 32.7 MPG (urban) | 5.2 L/100km / 45.2 MPG (highway)640d xDrive5.4 L/100km / 43.6 MPG (combined) | 6.7 L/100km / 35.1 MPG (urban) | 4.6 L/100km / 51.1 MPG (highway)640i6.8 L/100km / 34.6 MPG (combined) | 8.7 L/100km / 27.0 MPG (urban) | 5.7 L/100km / 41.3 MPG (highway)640i xDrive7.2 L/100km / 32.7 MPG (combined) | 9.4 L/100km / 25.0 MPG (urban) | 6.0 L/100km / 39.2 MPG (highway)
Top Speed
620d220.0 km/h / 136.7 mph630d250.0 km/h / 155.3 mph630d xDrive250.0 km/h / 155.3 mph630i250.0 km/h / 155.3 mph640d xDrive250.0 km/h / 155.3 mph640i250.0 km/h / 155.3 mph640i xDrive250.0 km/h / 155.3 mph
Towing Capacity
750 kg / 1653 lbs (w/o brakes) | 2100 kg / 4630 lbs (w/ brakes @ 12% gradient)

Powertrain

Drivetrain Layout
2.0 TurboRear-wheel drive2.0 Turbo AWDAll-wheel drive2.7 TurboRear-wheel drive2.7 Turbo AWDAll-wheel driveCT4-VRear-wheel driveCT4-V BLACKWINGFront-engine (longitudinal), Rear-wheel drive
620dFront-engine (longitudinal), Rear-wheel drive630dFront-engine (longitudinal), Rear-wheel drive630d xDriveFront-engine (longitudinal), All-wheel drive630iFront-engine (longitudinal), Rear-wheel drive640d xDriveFront-engine (longitudinal), All-wheel drive640iFront-engine (longitudinal), Rear-wheel drive640i xDriveFront-engine (longitudinal), All-wheel drive
Emission Standard
EURO 6d
Engine
2.0 TurboLSY2.0 Turbo AWDLSY2.7 TurboL3B2.7 Turbo AWDL3BCT4-VL3BCT4-V BLACKWINGLF4
620dB47D20B630dB57D30B630d xDriveB57D30B630iB48B20B640d xDriveB57D30B640iB58B30C640i xDriveB58B30C
Engine | Bore
2.0 Turbo83.0 mm / 3.3 in2.0 Turbo AWD83.0 mm / 3.3 in2.7 Turbo92.5 mm / 3.6 in2.7 Turbo AWD92.5 mm / 3.6 inCT4-V92.2 mm / 3.6 inCT4-V BLACKWING94.0 mm / 3.7 in
620d84.0 mm / 3.3 in630d84.0 mm / 3.3 in630d xDrive84.0 mm / 3.3 in630i82.0 mm / 3.2 in640d xDrive84.0 mm / 3.3 in640i82.0 mm / 3.2 in640i xDrive82.0 mm / 3.2 in
Engine | Compression Ratio
2.0 Turbo10:12.0 Turbo AWD10:1
620d16.5:1630d16.5:1630d xDrive16.5:1630i10.2:1640d xDrive16.5:1640i11.0:1640i xDrive11.0:1
Engine | Displacement
620d2.0 L / 121.7 cu-in / 1995.0 cc630d3.0 L / 182.6 cu-in / 2993.0 cc630d xDrive3.0 L / 182.6 cu-in / 2993.0 cc630i2.0 L / 121.9 cu-in / 1998.0 cc640d xDrive3.0 L / 182.6 cu-in / 2993.0 cc640i3.0 L / 182.9 cu-in / 2998.0 cc640i xDrive3.0 L / 182.9 cu-in / 2998.0 cc
Engine | Power
2.0 Turbo240.0 hp / 179.0 kW @ 5000 rpm2.0 Turbo AWD240.0 hp / 179.0 kW @ 5000 rpm2.7 Turbo309.0 hp / 230.4 kW @ 5600 rpm2.7 Turbo AWD309.0 hp / 230.4 kW @ 5600 rpmCT4-V329.0 hp / 245.3 kW @ 5600 rpmCT4-V BLACKWING472.0 hp / 352.0 kW
620d190.0 hp / 141.7 kW @ 4000 rpm + 11.0 hp / 8.2 kW (electric motor)630d286.0 hp / 213.3 kW @ 4000 rpm + 11.0 hp / 8.2 kW (electric motor)630d xDrive286.0 hp / 213.3 kW @ 4000 rpm + 11.0 hp / 8.2 kW (electric motor)630i258.0 hp / 192.4 kW @ 5000-6500 rpm + 11.0 hp / 8.2 kW (electric motor)640d xDrive340.0 hp / 253.5 kW @ 4400 rpm + 11.0 hp / 8.2 kW (electric motor)640i333.0 hp / 248.3 kW @ 5500-6250 rpm + 11.0 hp / 8.2 kW (electric motor)640i xDrive333.0 hp / 248.3 kW @ 5500-6250 rpm + 11.0 hp / 8.2 kW (electric motor)
Engine | Specific Output
620d95.2 hp/L / 1.6 hp/cu-in630d95.6 hp/L / 1.6 hp/cu-in630d xDrive95.6 hp/L / 1.6 hp/cu-in630i129.1 hp/L / 2.1 hp/cu-in640d xDrive113.6 hp/L / 1.9 hp/cu-in640i111.1 hp/L / 1.8 hp/cu-in640i xDrive111.1 hp/L / 1.8 hp/cu-in
Engine | Stroke
2.0 Turbo92.3 mm / 3.6 in2.0 Turbo AWD92.3 mm / 3.6 in2.7 Turbo102.0 mm / 4.0 in2.7 Turbo AWD102.0 mm / 4.0 inCT4-V102.0 mm / 4.0 inCT4-V BLACKWING85.6 mm / 3.4 in
620d90.0 mm / 3.5 in630d90.0 mm / 3.5 in630d xDrive90.0 mm / 3.5 in630i94.6 mm / 3.7 in640d xDrive90.0 mm / 3.5 in640i94.6 mm / 3.7 in640i xDrive94.6 mm / 3.7 in
Engine | Torque
2.0 Turbo350 Nm / 258.1 lb-ft @ 1500-4000 rpm2.0 Turbo AWD350 Nm / 258.1 lb-ft @ 1500-4000 rpm2.7 Turbo472 Nm / 348.1 lb-ft @ 1800 rpm2.7 Turbo AWD472 Nm / 348.1 lb-ft @ 1800 rpmCT4-V515 Nm / 379.8 lb-ft @ 1800 rpmCT4-V BLACKWING603 Nm / 444.7 lb-ft
620d400 Nm / 295.0 lb-ft @ 1750-2500 rpm630d650 Nm / 479.4 lb-ft @ 1500-2500 rpm630d xDrive650 Nm / 479.4 lb-ft @ 1500-2500 rpm630i400 Nm / 295.0 lb-ft @ 1550-4400 rpm640d xDrive700 Nm / 516.3 lb-ft @ 1750-2250 rpm640i450 Nm / 331.9 lb-ft @ 1600-4800 rpm640i xDrive450 Nm / 331.9 lb-ft @ 1600-4800 rpm
Engine | Type
2.0 TurboTurbocharged direct-injected petrol inline-4 engine with 4 values per cylinder2.0 Turbo AWDTurbocharged direct-injected petrol inline-4 engine with 4 values per cylinder2.7 TurboTurbocharged direct-injected petrol inline-4 engine with 4 values per cylinder2.7 Turbo AWDTurbocharged direct-injected petrol inline-4 engine with 4 values per cylinderCT4-VTurbocharged direct-injected petrol inline-4 DOHC engine with 4 values per cylinderCT4-V BLACKWINGBi-turbocharged direct-injected petrol V6 DOHC engine with 4 values per cylinder
620dTwin-scroll turbocharged commonrail diesel inline-4 engine with 4 values per cylinder630dTwin-scroll turbocharged commonrail diesel inline-6 engine with 4 values per cylinder630d xDriveTwin-scroll turbocharged commonrail diesel inline-6 engine with 4 values per cylinder630iTwin-scroll turbocharged direct-injected petrol inline-4 engine with 4 values per cylinder640d xDriveTwin-scroll turbocharged commonrail diesel inline-6 engine with 4 values per cylinder640iTwin-scroll turbocharged direct-injected petrol inline-6 engine with 4 values per cylinder640i xDriveTwin-scroll turbocharged direct-injected petrol inline-6 engine with 4 values per cylinder
Final Drive
2.85
Transmission | Gears
2.0 Turbo8-speed2.0 Turbo AWD8-speed2.7 Turbo10-speed2.7 Turbo AWD10-speedCT4-V10-speedCT4-V BLACKWING10-speed
8-speed
Transmission | Type
Automatic
Automatic Steptronic

Production

Availability
2.0 Turbo20192.0 Turbo AWD20192.7 Turbo20192.7 Turbo AWD2019CT4-V2019CT4-V BLACKWING2021
2020
Debut
2019-10
Facelift
2020-05-27
Made In
US: Michigan, China: Shanghai
Germany, Malaysia
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