Site Title

Compare Kia K9 II vs BMW 6 Series G32 LCI

Reviews

Neoscore
76%
39%
Pros
  • Superb styling with elegance and sportiness
  • Naturally-aspirated V8 still available
  • Multi-link suspensions all-around
  • Good 0.25 drag coefficient
  • Decent creature comfort
Cons
  • Kia is getting addicted to AWD
  • Extremely ugly
  • Ridiculous amount of electronics
  • Made not to last

Variants

3.3 T-GDI
3.3 T-GDI AWD
3.8 GDI
3.8 GDI AWD
5.0 GDI AWD
620d
630d
630d xDrive
630i
640d xDrive
640i
640i xDrive

Capacity

Cargo Capacity
600 L / 21.2 cu-ft ~ 1800 L / 63.6 cu-ft
Coolant Capacity
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
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
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
Ventilated discs
Ventilated discs
Brakes | Rear
Ventilated discs
Ventilated discs
Power Steering
Electric Steering
Suspension | Front
Multi-link
Double-wishbone
Suspension | Rear
Multi-link
Multi-link
Tire Size
3.3 T-GDI245/50 R18, 245/45 R19 98W, 275/40 R19 101W3.3 T-GDI AWD245/50 R18, 245/45 R19 98W, 275/40 R19 101W3.8 GDI245/50 R18, 245/45 R19 98W, 275/40 R19 101W3.8 GDI AWD245/50 R18, 245/45 R19 98W, 275/40 R19 101W5.0 GDI AWD275/40 R19 101W
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
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
1490 mm / 58.7 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
5120 mm / 201.6 in
5091 mm / 200.4 in
Size | Width
1915 mm / 75.4 in
1902 mm / 74.9 in
Track Width | Front
3.3 T-GDI1629.0 mm / 64.1 in3.3 T-GDI AWD1629.0 mm / 64.1 in3.8 GDI1629.0 mm / 64.1 in3.8 GDI AWD1629.0 mm / 64.1 in5.0 GDI AWD1639.0 mm / 64.5 in
1615.0 mm / 63.6 in
Track Width | Rear
1639.0 mm / 64.5 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
3.3 T-GDI2015.0 kg / 4442.3 lbs3.3 T-GDI AWD2085.0 kg / 4596.6 lbs3.8 GDI1915.0 kg / 4221.9 lbs3.8 GDI AWD1985.0 kg / 4376.2 lbs5.0 GDI AWD2165.0 kg / 4773.0 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
3.3 T-GDI18 in, 19 in3.3 T-GDI AWD18 in, 19 in3.8 GDI18 in, 19 in3.8 GDI AWD18 in, 19 in5.0 GDI AWD19 in
620d7.5J x 17630d7.5J x 17630d xDrive7.5J x 17630i7.5J x 17640d xDrive8J x 18640i8J x 18640i xDrive8J x 18
Wheelbase
3105 mm / 122.2 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
3.3 T-GDI199 g/km3.3 T-GDI AWD213 g/km3.8 GDI192 ~ 196 g/km3.8 GDI AWD204 ~ 207 g/km5.0 GDI AWD231 g/km
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
21 mpg3.3 T-GDI11.5 L/100km / 20.5 MPG (combined) | 13.5 L/100km / 17.4 MPG (urban) | 9.2 L/100km / 25.6 MPG (highway)3.3 T-GDI AWD12.3 L/100km / 19.1 MPG (combined) | 14.2 L/100km / 16.6 MPG (urban) | 9.9 L/100km / 23.8 MPG (highway)3.8 GDI11.1 L/100km / 21.2 MPG (combined) | 12.8 L/100km / 18.4 MPG (urban) | 9.1 L/100km / 25.8 MPG (highway)3.8 GDI AWD11.9 L/100km / 19.8 MPG (combined) | 13.7 L/100km / 17.2 MPG (urban) | 9.7 L/100km / 24.2 MPG (highway)5.0 GDI AWD13.3 L/100km / 17.7 MPG (combined) | 15.6 L/100km / 15.1 MPG (urban) | 10.5 L/100km / 22.4 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
3.3 T-GDIRear-wheel drive3.3 T-GDI AWDAll-wheel drive3.8 GDIRear-wheel drive3.8 GDI AWDAll-wheel drive5.0 GDI AWDAll-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
3.3 T-GDIG6DH3.3 T-GDI AWDG6DH3.8 GDIG6DJ3.8 GDI AWDG6DJ5.0 GDI AWDG8BE
620dB47D20B630dB57D30B630d xDriveB57D30B630iB48B20B640d xDriveB57D30B640iB58B30C640i xDriveB58B30C
Engine | Bore
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
620d16.5:1630d16.5:1630d xDrive16.5:1630i10.2:1640d xDrive16.5:1640i11.0:1640i xDrive11.0:1
Engine | Displacement
3.3 T-GDI3.3 L / 203.9 cu-in / 3342.0 cc3.3 T-GDI AWD3.3 L / 203.9 cu-in / 3342.0 cc3.8 GDI3.8 L / 230.5 cu-in / 3778.0 cc3.8 GDI AWD3.8 L / 230.5 cu-in / 3778.0 cc5.0 GDI AWD5.0 L / 307.4 cu-in / 5038.0 cc
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
3.3 T-GDI370.0 hp / 275.9 kW @ 6000 rpm3.3 T-GDI AWD370.0 hp / 275.9 kW @ 6000 rpm3.8 GDI315.0 hp / 234.9 kW @ 6000 rpm3.8 GDI AWD315.0 hp / 234.9 kW @ 6000 rpm5.0 GDI AWD425.0 hp / 316.9 kW @ 6000 rpm
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
3.3 T-GDI110.7 hp/L / 1.8 hp/cu-in3.3 T-GDI AWD110.7 hp/L / 1.8 hp/cu-in3.8 GDI83.4 hp/L / 1.4 hp/cu-in3.8 GDI AWD83.4 hp/L / 1.4 hp/cu-in5.0 GDI AWD84.4 hp/L / 1.4 hp/cu-in
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
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
3.3 T-GDI510 Nm / 376.2 lb-ft @ 1300-4500 rpm3.3 T-GDI AWD510 Nm / 376.2 lb-ft @ 1300-4500 rpm3.8 GDI397 Nm / 292.8 lb-ft @ 5000 rpm3.8 GDI AWD397 Nm / 292.8 lb-ft @ 5000 rpm5.0 GDI AWD520 Nm / 383.5 lb-ft @ 5000 rpm
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
3.3 T-GDITurbocharged direct-injected petrol V6 engine3.3 T-GDI AWDTurbocharged direct-injected petrol V6 engine3.8 GDINaturally-aspirated direct-injected petrol V6 engine3.8 GDI AWDNaturally-aspirated direct-injected petrol V6 engine5.0 GDI AWDNaturally-aspirated direct-injected petrol V8 engine
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
Transmission | Gears
8-speed
8-speed
Transmission | Type
Automatic
Automatic Steptronic

Production

Availability
3.3 T-GDI20183.3 T-GDI AWD20183.8 GDI20183.8 GDI AWD20185.0 GDI AWD2018 ~ 2021
2020
Debut
2018 New York Auto Show
Facelift
2020-05-27
Made In
South Korea
Germany, Malaysia
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