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Compare Hyundai Sonata 8 vs Kia Optima

Reviews

Neoscore
37%
69%
Pros
  • Excellent 0.24 drag coefficient
  • Decent performance
  • Decent exterior styling
  • Good 0.27 drag coefficient
  • Handsome styling
  • Good handling characteristics
Cons
  • Stuck with MacPherson struts in the front
  • Stuck with MacPherson struts in the front

Variants

1.6 T-GDI AT
2.0 GDI Hybrid AT
2.5 GDI AT
2.5 Turbo GDI AT
1.6 T-GDI AWD
1.6T-GDI
2.0
2.0 Hybrid
2.0 LPI
2.5 T-GDI DCT

Capacity

Cargo Capacity
453 L / 16.0 cu-ft
453 L / 16.0 cu-ft
Coolant Capacity
4.5 L / 4.8 qt
Engine Oil Capacity
1.6 T-GDI AT4.6 L / 4.9 qt2.0 GDI Hybrid AT5.2 L / 5.5 qt2.5 GDI AT5.6 L / 5.9 qt2.5 Turbo GDI AT6.3 L / 6.7 qt
Fuel Capacity
1.6 T-GDI AT60.0 L / 15.9 gal2.0 GDI Hybrid AT50.0 L / 13.2 gal2.5 GDI AT60.0 L / 15.9 gal
60.0 L / 15.9 gal
Passengers
5
5
Payload
1.6 T-GDI AT462 kg / 1019 lbs2.0 GDI Hybrid AT449 kg / 990 lbs2.5 GDI AT527 kg / 1162 lbs2.5 Turbo GDI AT459 kg / 1012 lbs
1.6 T-GDI AWD468 kg / 1032 lbs1.6T-GDI468 kg / 1032 lbs2.0468 kg / 1032 lbs2.0 Hybrid468 kg / 1032 lbs2.0 LPI468 kg / 1032 lbs2.5 T-GDI DCT467 kg / 1030 lbs

Chassis

Brakes | Front
Vented 12"1.6 T-GDI ATVentilated discs, 325 mm2.0 GDI Hybrid ATVentilated discs, 305 mm2.5 GDI ATVentilated discs, 305-325 mm2.5 Turbo GDI ATVentilated discs, 345.44 mm
1.6 T-GDI AWDVentilated discs, 304.8 mm1.6T-GDIVentilated discs2.0Ventilated discs2.0 LPIVentilated discs2.5 T-GDI DCTVentilated discs, 345.44 mm
Brakes | Rear
solid 11.2"1.6 T-GDI ATDisc, 300 mm2.0 GDI Hybrid ATDisc, 284 mm2.5 GDI ATDisc, 300 mm2.5 Turbo GDI ATDisc, 325.12 mm
1.6 T-GDI AWDDisc, 284.48 mm1.6T-GDIDisc2.0Disc2.0 LPIDisc2.5 T-GDI DCTDisc, 325.12 mm
Power Steering
Electric Steering
Electric Steering
Steering Ratio
13.27x
Suspension | Front
MacPherson strut
MacPherson strut
Suspension | Rear
Multi-link
Multi-link
Tire Size
1.6 T-GDI AT235/45 R182.0 GDI Hybrid AT205/65 R16, 215/55 R172.5 GDI AT205/65 R16, 215/55 R172.5 Turbo GDI AT245/40 R19
1.6 T-GDI AWD205/65 R16 95H, 235/45 R18 94V1.6T-GDI215/55 R17, 235/45 R182.0215/55 R17, 235/45 R182.0 Hybrid205/65 R16, 215/55 R172.0 LPI205/65 R16, 215/55 R172.5 T-GDI DCT245/40 R19 94W
Turning Circle
36.1 ft1.6 T-GDI AT10.9 m / 35.8 ft2.0 GDI Hybrid AT11.0 m / 36.1 ft2.5 GDI AT10.9 m / 35.8 ft2.5 Turbo GDI AT10.9 m / 35.8 ft
11.0 m / 36.1 ft

Construction

Battery | Capacity
1.8 kWh (gross)
Body Style
1.6 T-GDI AT4-door Sedan2.0 GDI Hybrid AT4-door hybrid Sedan2.5 GDI AT4-door Sedan2.5 Turbo GDI AT4-door Sedan
1.6 T-GDI AWD4-door Hatchback1.6T-GDI4-door Hatchback2.04-door Hatchback2.0 Hybrid4-door hybrid Hatchback2.0 LPI4-door Hatchback2.5 T-GDI DCT4-door Hatchback

Dimensions

Ground Clearance
135 mm / 5.3 in
135 mm / 5.3 in
Size | Height
1445 mm / 56.9 in
1445 mm / 56.9 in
Size | Length
4900 mm / 192.9 in
1.6 T-GDI AWD4905 mm / 193.1 in1.6T-GDI4905 mm / 193.1 in2.04905 mm / 193.1 in2.0 Hybrid4095 mm / 161.2 in2.0 LPI4905 mm / 193.1 in2.5 T-GDI DCT4905 mm / 193.1 in
Size | Width
1859 mm / 73.2 in
1.6 T-GDI AWD1859 mm / 73.2 in1.6T-GDI1860 mm / 73.2 in2.01860 mm / 73.2 in2.0 Hybrid1860 mm / 73.2 in2.0 LPI1860 mm / 73.2 in2.5 T-GDI DCT1859 mm / 73.2 in
Track Width | Front
1633.0 mm / 64.3 in
1.6 T-GDI AWD1618.0 mm / 63.7 in1.6T-GDI1618.0 mm / 63.7 in2.01618.0 mm / 63.7 in2.0 Hybrid1623.0 mm / 63.9 in2.0 LPI1623.0 mm / 63.9 in2.5 T-GDI DCT1610.0 mm / 63.4 in
Track Width | Rear
1623.0 mm / 63.9 in
1.6 T-GDI AWD1626.0 mm / 64.0 in1.6T-GDI1617.0 mm / 63.7 in2.01625.0 mm / 64.0 in2.0 Hybrid1630.0 mm / 64.2 in2.0 LPI1630.0 mm / 64.2 in2.5 T-GDI DCT1618.0 mm / 63.7 in
Weight
1.6 T-GDI AT1465.0 kg / 3229.8 lbs2.0 GDI Hybrid AT1508.0 kg / 3324.6 lbs2.5 GDI AT1415.0 kg / 3119.5 lbs2.5 Turbo GDI AT1611.0 kg / 3551.6 lbs
1.6 T-GDI AWD1507.0 kg / 3322.4 lbs1.6T-GDI1420.0 kg / 3130.6 lbs2.01415.0 kg / 3119.5 lbs2.0 Hybrid1495.0 kg / 3295.9 lbs2.0 LPI1410.0 kg / 3108.5 lbs2.5 T-GDI DCT1603.0 kg / 3534.0 lbs
Wheel Size
1.6 T-GDI AT7.5J x 182.0 GDI Hybrid AT6.5J x 16, 7J x172.5 GDI AT6.5J x 16, 7.5J x 172.5 Turbo GDI AT8.0J x 19
1.6 T-GDI AWD6.5J x 16, 7.5J x 181.6T-GDI17 in, 18 in2.017 in, 18 in2.0 Hybrid16 in, 17 in2.0 LPI16 in, 17 in2.5 T-GDI DCT8.0J x 19
Wheelbase
2840 mm / 111.8 in
2850 mm / 112.2 in

Performance

CO2 Emission
1.6 T-GDI AWD121 ~ 127 g/km1.6T-GDI121 ~ 127 g/km2.0129 ~ 132 g/km2.0 Hybrid79 ~ 85 g/km2.0 LPI128 ~ 131 g/km
Coefficient Of Drag
1.6 T-GDI AT0.272.0 GDI Hybrid AT0.242.5 GDI AT0.272.5 Turbo GDI AT0.27
0.27
Fuel Economy
1.6 T-GDI AT7.6 L/100km / 31.0 MPG (combined) | 8.7 L/100km / 27.0 MPG (urban) | 6.5 L/100km / 36.2 MPG (highway)2.0 GDI Hybrid AT4.5 L/100km / 52.3 MPG (combined) | 4.7 L/100km / 50.0 MPG (urban) | 4.4 L/100km / 53.5 MPG (highway)2.5 GDI AT7.4 L/100km / 31.8 MPG (combined) | 8.4 L/100km / 28.0 MPG (urban) | 6.2 L/100km / 37.9 MPG (highway)2.5 Turbo GDI AT8.7 L/100km / 27.0 MPG (combined) | 10.2 L/100km / 23.1 MPG (urban) | 7.1 L/100km / 33.1 MPG (highway)
1.6 T-GDI AWD8.1 L/100km / 29.0 MPG (combined) | 9.0 L/100km / 26.1 MPG (urban) | 6.9 L/100km / 34.1 MPG (highway)1.6T-GDI7.2 L/100km / 32.7 MPG (combined) | 8.1 L/100km / 29.0 MPG (urban) | 6.1 L/100km / 38.6 MPG (highway)2.07.7 L/100km / 30.5 MPG (combined) | 8.7 L/100km / 27.0 MPG (urban) | 6.5 L/100km / 36.2 MPG (highway)2.0 Hybrid5.0 L/100km / 47.0 MPG (combined) | 5.0 L/100km / 47.0 MPG (urban) | 4.9 L/100km / 48.0 MPG (highway)2.0 LPI9.8 L/100km / 24.0 MPG (combined) | 11.1 L/100km / 21.2 MPG (urban) | 8.3 L/100km / 28.3 MPG (highway)

Powertrain

Drivetrain Layout
Front-engine (transverse), Front-wheel drive
1.6 T-GDI AWDFront-engine (transverse), All-wheel drive1.6T-GDIFront-engine (transverse), Front-wheel drive2.0Front-engine (transverse), Front-wheel drive2.0 HybridFront-engine (longitudinal), Front-wheel drive2.0 LPIRear-engine (longitudinal), Front-wheel drive2.5 T-GDI DCTFront-engine (transverse), Front-wheel drive
Emission Standard
1.6 T-GDI ATULEV 702.0 GDI Hybrid ATSULEV 302.5 GDI ATSULEV 302.5 Turbo GDI ATULEV 70
ULEV 70 - LEV III
Engine | Bore
1.6 T-GDI AT75.6 mm / 3.0 in2.0 GDI Hybrid AT81.0 mm / 3.2 in2.5 GDI AT88.5 mm / 3.5 in2.5 Turbo GDI AT88.5 mm / 3.5 in
1.6 T-GDI AWD75.6 mm / 3.0 in1.6T-GDI75.6 mm / 3.0 in2.075.6 mm / 3.0 in2.0 Hybrid75.6 mm / 3.0 in2.0 LPI75.6 mm / 3.0 in2.5 T-GDI DCT88.5 mm / 3.5 in
Engine | Compression Ratio
1.6 T-GDI AT10.5:12.0 GDI Hybrid AT14.0:12.5 GDI AT13.0:1
10.5:1
Engine | Displacement
1.6, 2.0, 2.5 L1.6 T-GDI AT1.6 L / 97.5 cu-in / 1598.0 cc2.0 GDI Hybrid AT2.0 L / 122.0 cu-in / 1999.0 cc2.5 GDI AT2.5 L / 152.4 cu-in / 2497.0 cc2.5 Turbo GDI AT2.5 L / 152.4 cu-in / 2497.0 cc
1.6 T-GDI AWD1.6 L / 97.5 cu-in / 1598.0 cc1.6T-GDI1.6 L / 97.5 cu-in / 1598.0 cc2.02.0 L / 122.0 cu-in / 1999.0 cc2.0 Hybrid2.0 L / 122.0 cu-in / 1999.0 cc2.0 LPI2.0 L / 122.0 cu-in / 1999.0 cc2.5 T-GDI DCT2.5 L / 152.4 cu-in / 2497.0 cc
Engine | Power
1.6 T-GDI AT180.0 hp / 134.2 kW @ 5500 rpm2.0 GDI Hybrid AT150.0 hp / 111.9 kW @ 6000 rpm + 51.0 hp / 38.0 kW @ 1800-2300 rpm (electric motor)2.5 GDI AT191.0 hp / 142.4 kW @ 6100 rpm2.5 Turbo GDI AT290.0 hp / 216.3 kW @ 5800 rpm
1.6 T-GDI AWD180.0 hp / 134.2 kW @ 5500 rpm1.6T-GDI180.0 hp / 134.2 kW @ 5500 rpm2.0160.0 hp / 119.3 kW @ 6500 rpm2.0 Hybrid156.0 hp / 116.3 kW @ 6000 rpm + 52.0 hp / 38.8 kW (electric motor)2.0 LPI146.0 hp / 108.9 kW @ 6000 rpm2.5 T-GDI DCT290.0 hp / 216.3 kW @ 5800 rpm
Engine | Specific Output
1.6 T-GDI AT112.6 hp/L / 1.8 hp/cu-in2.0 GDI Hybrid AT75.0 hp/L / 1.2 hp/cu-in2.5 GDI AT76.5 hp/L / 1.3 hp/cu-in2.5 Turbo GDI AT116.1 hp/L / 1.9 hp/cu-in
1.6 T-GDI AWD112.6 hp/L / 1.8 hp/cu-in1.6T-GDI112.6 hp/L / 1.8 hp/cu-in2.080.0 hp/L / 1.3 hp/cu-in2.0 Hybrid78.0 hp/L / 1.3 hp/cu-in2.0 LPI73.0 hp/L / 1.2 hp/cu-in2.5 T-GDI DCT116.1 hp/L / 1.9 hp/cu-in
Engine | Stroke
1.6 T-GDI AT89.0 mm / 3.5 in2.0 GDI Hybrid AT97.0 mm / 3.8 in2.5 GDI AT101.5 mm / 4.0 in2.5 Turbo GDI AT101.5 mm / 4.0 in
1.6 T-GDI AWD89.0 mm / 3.5 in1.6T-GDI89.0 mm / 3.5 in2.089.0 mm / 3.5 in2.0 Hybrid89.0 mm / 3.5 in2.0 LPI89.0 mm / 3.5 in2.5 T-GDI DCT101.5 mm / 4.0 in
Engine | Torque
1.6 T-GDI AT264 Nm / 194.7 lb-ft @ 1500-4500 rpm2.0 GDI Hybrid AT188 Nm / 138.7 lb-ft @ 5000 rpm + 205 Nm / 151.2 lb-ft @ 0-1800 rpm2.5 GDI AT245 Nm / 180.7 lb-ft @ 4000 rpm2.5 Turbo GDI AT422 Nm / 311.3 lb-ft @ 1650-4000 rpm
1.6 T-GDI AWD264 Nm / 194.7 lb-ft @ 1500-4500 rpm1.6T-GDI265 Nm / 195.5 lb-ft @ 1500-4500 rpm2.0196 Nm / 144.6 lb-ft @ 4800 rpm2.0 Hybrid190 Nm / 140.1 lb-ft @ 5000 rpm + 205 Nm / 151.2 lb-ft @ 0-1770 rpm2.0 LPI191 Nm / 140.9 lb-ft @ 4200 rpm2.5 T-GDI DCT422 Nm / 311.3 lb-ft @ 1650-4000 rpm
Engine | Type
I4 Smartstream: G1.6 T-GDi, G2.0 LPi, G2.0 MPi, G2.0 GDi (Hybrid); G2.5 MPi, G2.5 GDi1.6 T-GDI ATTurbocharged direct-injected petrol inline-4 DOHC engine with 4 values per cylinder2.0 GDI Hybrid ATdirect-injected petrol inline-4 DOHC engine with 4 values per cylinder2.5 GDI ATNaturally-aspirated direct-injected petrol inline-4 DOHC engine with 4 values per cylinder2.5 Turbo GDI ATTurbocharged direct- and multi-port-injected petrol inline-4 DOHC engine with 4 values per cylinder
1.6 T-GDI AWDTurbocharged direct-injected petrol inline-4 DOHC engine with 4 values per cylinder1.6T-GDITurbocharged direct-injected petrol inline-4 engine2.0Naturally-aspirated multi-port injected petrol inline-4 engine2.0 Hybridmulti-port injected petrol inline-4 engine with 4 values per cylinder2.0 LPINaturally-aspirated multi-port injected inline-4 engine with 4 values per cylinder2.5 T-GDI DCTTurbocharged direct- and multi-port-injected petrol inline-4 DOHC engine with 4 values per cylinder
Fuel Capacity
13.2 gal
Transmission | Gears
6- or 8-speed1.6 T-GDI AT8-speed2.0 GDI Hybrid AT6-speed2.5 GDI AT8-speed2.5 Turbo GDI AT8-speed
1.6 T-GDI AWD8-speed1.6T-GDI8-speed2.06-speed2.0 Hybrid6-speed2.0 LPI6-speed2.5 T-GDI DCT8-speed
Transmission | Type
Automatic1.6 T-GDI ATAutomatic2.0 GDI Hybrid ATAutomatic SHIFTRONIC2.5 GDI ATAutomatic2.5 Turbo GDI ATAutomatic
1.6 T-GDI AWDAutomatic1.6T-GDIAutomatic2.0Automatic2.0 HybridAutomatic2.0 LPIAutomatic2.5 T-GDI DCTDouble clutch transmission (DCT)

Production

Availability
20201.6 T-GDI AT20192.0 GDI Hybrid AT20202.5 GDI AT20192.5 Turbo GDI AT2020
2020
Debut
2019-03
Made In
South Korea, US, China
South Korea, USA
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