Site Title

Compare Kia K9 II vs Mercedes AMG GT 4-Door

Reviews

Neoscore
76%
77%
Pros
  • Superb styling with elegance and sportiness
  • Naturally-aspirated V8 still available
  • Multi-link suspensions all-around
  • Superb performance
  • Up to awe-inspiring 639hp of power and tremendous 900Nm of torque
  • Decent handling
Cons
  • Kia is getting addicted to AWD
  • Horrible bastardization of a good sports car
  • Ridiculous hunchback sedan form factor
  • AWD only

Variants

3.3 T-GDI
3.3 T-GDI AWD
3.8 GDI
3.8 GDI AWD
5.0 GDI AWD
43 4MATIC+
53 4MATIC+
63 4MATIC+
63 S 4MATIC+
63 S E-Performance

Capacity

Cargo Capacity
456 L / 16.1 cu-ft
Coolant Capacity
43 4MATIC+14.0 L / 14.8 qt53 4MATIC+14.0 L / 14.8 qt63 4MATIC+15.3 L / 16.2 qt63 S 4MATIC+15.3 L / 16.2 qt63 S E-Performance14.0 L / 14.8 qt
Engine Oil Capacity
43 4MATIC+8.5 L / 9.0 qt53 4MATIC+8.5 L / 9.0 qt63 4MATIC+9.0 L / 9.5 qt63 S 4MATIC+9.0 L / 9.5 qt63 S E-Performance9.0 L / 9.5 qt
Fuel Capacity
43 4MATIC+66.0 L / 17.4 gal53 4MATIC+66.0 L / 17.4 gal63 4MATIC+66.0 L / 17.4 gal63 S 4MATIC+80.0 L / 21.1 gal63 S E-Performance66.0 L / 17.4 gal
Passengers
5
43 4MATIC+453 4MATIC+463 4MATIC+563 S 4MATIC+563 S E-Performance4
Payload
43 4MATIC+550 kg / 1213 lbs53 4MATIC+545 kg / 1202 lbs63 4MATIC+525 kg / 1157 lbs63 S 4MATIC+515 kg / 1135 lbs

Chassis

Brakes | Front
Ventilated discs
43 4MATIC+Ventilated discs53 4MATIC+Ventilated discs63 4MATIC+Ventilated discs63 S 4MATIC+Ventilated discs63 S E-PerformanceVentilated discs, 420x40 mm
Brakes | Rear
Ventilated discs
43 4MATIC+Ventilated discs53 4MATIC+Ventilated discs63 4MATIC+Ventilated discs63 S 4MATIC+Ventilated discs63 S E-PerformanceVentilated discs, 380x32 mm
Offroad | Approach Angle
12.0 deg
Offroad | Breakover Angle
13.2 deg
Offroad | Departure Angle
14.7 deg
Power Steering
Electric Steering
Suspension | Front
Multi-link
Multi-link43 4MATIC+Multi-link53 4MATIC+Multi-link63 S E-PerformancePneumatic
Suspension | Rear
Multi-link
Multi-link43 4MATIC+Multi-link53 4MATIC+Multi-link63 S E-PerformancePneumatic
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
43 4MATIC+Front wheel tires: 255/45 R19, 265/40 R20, 275/35 R21 Rear wheel tires: 285/40 R19, 295/35 R20, 315/30 R2153 4MATIC+Front wheel tires: 255/45 R19, 265/40 R20, 275/35 R21 Rear wheel tires: 285/40 R19, 295/35 R20, 315/30 R2163 4MATIC+265/40 R20, 295/35 R2063 S 4MATIC+265/40 R20, 295/35 R2063 S E-PerformanceFront wheel tires: 255/45 R19, 265/40 R20, 275/35 R21 Rear wheel tires: 285/40 R19, 295/35 R20, 315/30 R21
Turning Circle
12.6 m / 41.3 ft

Construction

Battery | Capacity
6.1 kWh (gross)
Battery | Type
Lithium-ion
Battery | Voltage
400.0 V
Body Style
4-door Sedan
43 4MATIC+4-door mild-hybrid Coupe53 4MATIC+4-door mild-hybrid Coupe63 4MATIC+4-door Coupe63 S 4MATIC+4-door Coupe63 S E-Performance4-door plug-in hybrid Coupe

Dimensions

Ground Clearance
122 mm / 4.8 in
Size | Height
1490 mm / 58.7 in
43 4MATIC+1455 mm / 57.3 in53 4MATIC+1455 mm / 57.3 in63 4MATIC+1442 mm / 56.8 in63 S 4MATIC+1442 mm / 56.8 in63 S E-Performance1455 mm / 57.3 in
Size | Length
5120 mm / 201.6 in
5054 mm / 199.0 in
Size | Width
1915 mm / 75.4 in
43 4MATIC+1953 mm / 76.9 in | 2069 mm / 81.5 in (mirror unfolded)53 4MATIC+1953 mm / 76.9 in | 2069 mm / 81.5 in (mirror unfolded)63 4MATIC+2069 mm / 81.5 in (mirror unfolded)63 S 4MATIC+2069 mm / 81.5 in (mirror unfolded)63 S E-Performance1953 mm / 76.9 in | 2069 mm / 81.5 in (mirror unfolded)
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
43 4MATIC+1673.0 mm / 65.9 in53 4MATIC+1673.0 mm / 65.9 in63 4MATIC+1675.0 mm / 65.9 in63 S 4MATIC+1675.0 mm / 65.9 in63 S E-Performance1673.0 mm / 65.9 in
Track Width | Rear
1639.0 mm / 64.5 in
1666.0 mm / 65.6 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
43 4MATIC+1965.0 kg / 4332.1 lbs53 4MATIC+1970.0 kg / 4343.1 lbs63 4MATIC+2025.0 kg / 4464.4 lbs63 S 4MATIC+2045.0 kg / 4508.5 lbs63 S E-Performance2045 kg
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
43 4MATIC+Front wheel rims: 9.5J x 19, 9.5J x 20, 10J x 21 Rear wheel rims: 11J x 19, 11J x 20, 11.5J x 2153 4MATIC+Front wheel rims: 9.5J x 19, 9.5J x 20, 10J x 21 Rear wheel rims: 11J x 19, 11J x 20, 11.5J x 2163 4MATIC+9.5J x 20, 11.0J x 2063 S 4MATIC+9.5J x 20, 11.0J x 2063 S E-PerformanceFront wheel rims: 9.5J x 19, 9.5J x 20, 10J x 21 Rear wheel rims: 11J x 19, 11J x 20, 11.5J x 21
Wheelbase
3105 mm / 122.2 in
2951 mm / 116.2 in

Performance

Acceleration | 0 - 100 km/h
43 4MATIC+4.9 sec53 4MATIC+4.5 sec63 4MATIC+3.4 sec63 S 4MATIC+3.2 sec63 S E-Performance2.9 sec
Acceleration | 0 - 60 mph
43 4MATIC+4.7 sec53 4MATIC+4.3 sec63 4MATIC+3.2 sec63 S 4MATIC+3.0 sec63 S E-Performance2.8 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
43 4MATIC+209 ~ 215 g/km53 4MATIC+209 ~ 215 g/km63 4MATIC+252 ~ 256 g/km63 S 4MATIC+257 g/km63 S E-Performance196 g/km
Coefficient Of Drag
0.332
Electric Range
12.0 km / 7.5 mi
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)
43 4MATIC+9.1 L/100km / 25.8 MPG (combined) | 11.7 L/100km / 20.1 MPG (urban) | 7.7 L/100km / 30.5 MPG (highway)53 4MATIC+9.1 L/100km / 25.8 MPG (combined) | 11.7 L/100km / 20.1 MPG (urban) | 7.7 L/100km / 30.5 MPG (highway)63 4MATIC+11.1 L/100km / 21.2 MPG (combined) | 15.0 L/100km / 15.7 MPG (urban) | 8.8 L/100km / 26.7 MPG (highway)63 S 4MATIC+11.3 L/100km / 20.8 MPG (combined) | 15.2 L/100km / 15.5 MPG (urban) | 8.9 L/100km / 26.4 MPG (highway)63 S E-Performance8.6 L/100km / 27.4 MPG (combined)
Top Speed
43 4MATIC+270.0 km/h / 167.8 mph53 4MATIC+285.0 km/h / 177.1 mph63 4MATIC+310.0 km/h / 192.6 mph63 S 4MATIC+315.0 km/h / 195.7 mph63 S E-Performance316.0 km/h / 196.4 mph, 130.0 km/h / 80.8 mph (EV mode)
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
43 4MATIC+Front-engine (longitudinal), All-wheel drive53 4MATIC+Front-engine (longitudinal), All-wheel drive63 4MATIC+All-wheel drive63 S 4MATIC+All-wheel drive63 S E-PerformanceFront-engine (longitudinal), All-wheel drive
Emission Standard
43 4MATIC+Euro 6d-TEMP53 4MATIC+Euro 6d-TEMP63 4MATIC+Euro 6 d63 S 4MATIC+Euro 6 d63 S E-PerformanceEuro 6d-TEMP
Engine
3.3 T-GDIG6DH3.3 T-GDI AWDG6DH3.8 GDIG6DJ3.8 GDI AWDG6DJ5.0 GDI AWDG8BE
43 4MATIC+M 25653 4MATIC+M 25663 4MATIC+M 177.98063 S 4MATIC+M177.98063 S E-PerformanceM 177
Engine | Bore
83.0 mm / 3.3 in
Engine | Compression Ratio
10.5:1
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
43 4MATIC+3.0 L / 183.0 cu-in / 2999.0 cc53 4MATIC+3.0 L / 183.0 cu-in / 2999.0 cc63 4MATIC+4.0 L / 243.0 cu-in / 3982.0 cc63 S 4MATIC+4.0 L / 243.0 cu-in / 3982.0 cc63 S E-Performance4.0 L / 243.0 cu-in / 3982.0 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
43 4MATIC+367.0 hp / 273.7 kW @ 5500-6100 rpm + 22.0 hp / 16.4 kW (electric motor)53 4MATIC+435.0 hp / 324.4 kW @ 6100 rpm + 22.0 hp / 16.4 kW (electric motor)63 4MATIC+585.0 hp / 436.2 kW @ 5500-6500 rpm63 S 4MATIC+639.0 hp / 476.5 kW @ 5500-6500 rpm63 S E-Performance639.0 hp / 476.5 kW @ 5500-6500 rpm + 204.0 hp / 152.1 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
43 4MATIC+122.4 hp/L / 2.0 hp/cu-in53 4MATIC+145.0 hp/L / 2.4 hp/cu-in63 4MATIC+146.9 hp/L / 2.4 hp/cu-in63 S 4MATIC+160.5 hp/L / 2.6 hp/cu-in63 S E-Performance160.5 hp/L / 2.6 hp/cu-in
Engine | Stroke
43 4MATIC+92.4 mm / 3.6 in53 4MATIC+92.4 mm / 3.6 in63 S E-Performance92.0 mm / 3.6 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
43 4MATIC+500 Nm / 368.8 lb-ft @ 1800-4500 rpm53 4MATIC+520 Nm / 383.5 lb-ft @ 1800-5800 rpm63 4MATIC+800 Nm / 590.0 lb-ft @ 2500-5000 rpm63 S 4MATIC+900 Nm / 663.8 lb-ft @ 2500-4500 rpm63 S E-Performance900 Nm / 663.8 lb-ft @ 2500-4500 rpm + 320 Nm / 236.0 lb-ft
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
43 4MATIC+Turbocharged direct-injected petrol inline-6 DOHC engine with 4 values per cylinder53 4MATIC+Turbocharged direct-injected petrol inline-6 DOHC engine with 4 values per cylinder63 4MATIC+Bi-turbocharged direct-injected petrol V8 engine63 S 4MATIC+Bi-turbocharged direct-injected petrol V8 engine63 S E-PerformanceBi-turbocharged direct-injected petrol V8 DOHC engine with 4 values per cylinder
Transmission | Gears
8-speed
9-speed
Transmission | Type
Automatic
AMG SPEEDSHIFT MCT 9G automatic43 4MATIC+Automatic AMG SPEEDSHIFT TCT53 4MATIC+Automatic AMG SPEEDSHIFT TCT63 4MATIC+Automatic MCT Speedshift63 S 4MATIC+Automatic MCT Speedshift63 S E-PerformanceAutomatic AMG SPEEDSHIFT MCT

Production

Availability
3.3 T-GDI20183.3 T-GDI AWD20183.8 GDI20183.8 GDI AWD20185.0 GDI AWD2018 ~ 2021
43 4MATIC+201853 4MATIC+201863 4MATIC+201863 S 4MATIC+201863 S E-Performance2021
Debut
2018 New York Auto Show
2018-09-26
Made In
South Korea
Germany
Remove
Remove
Add up to 6 products to the comparison using the search bar above
Information on this page is provided on an as-is basis. No warranty on accuracy is implied. This page may contain affiliate links to third-party merchants such as Amazon and eBay. If you make a purchase using the supplied link, we may receive a commission. Neofiliac places the utmost respect for your privacy. We use no cookie whatsoever beyond that needed for the proper functioning of the website.