Car comparison

Kia Optima IV GT 2.0 T-GDIvsLexus ES VI (XV60) · Facelift 2015 350 V6

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

New comparison

Kia Optima IV

GT 2.0 T-GDI

245 hp1998 ccGasolineFWDAutomaticTwin-turboSedan2016-2018
VS

Lexus ES VI (XV60) · Facelift 2015

350 V6

249 hp3456 ccGasolineFWDAutomaticNaturally aspiratedSedan2015-2018

Comparison overview

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

Best choices

Kia Optima IV GT 2.0 T-GDI

  • Quickest 0-100 km/h
    7.4 s
  • Fastest top speed
    250 km/h
    155 mph Unrestricted
    240 km/h
    149 mph Restricted
  • Highest torque
    353 Nm
    260 lb-ft
  • Lowest combined fuel consumption
    8.2 L/100 km
    28.7 mpg US
    34.4 mpg UK
  • Lowest city consumption
    11.8 L/100 km
    19.9 mpg US
    23.9 mpg UK
  • Lowest highway consumption
    6.1 L/100 km
    38.6 mpg US
    46.3 mpg UK
  • Lowest CO2 emissions
    191 g/km
  • Best estimated range
    854 km
    530 mi
  • Largest trunk
    510 L
  • Best overall score
    62/100
  • Best performance score
    56/100
  • Best economy score
    85/100
  • Best practicality score
    76/100

Specification comparison

Specification comparison
ModelKiaOptima IVGT 2.0 T-GDILexusES VI (XV60)Facelift 2015350 V6
Power
245hp183kW
249hp186kW
Torque
353Nm260lb-ft
183Nm135lb-ft
Curb weight
1,680kg3,704lb
1,600kg3,527lb
Gross weight
2,120kg4,674lb
2,130kg4,696lb
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Calculated
Unrestricted
225 km/h140 mph
Restricted
210 km/h130 mph
Calculated
To 99% top speed
72.7s99% target: 248 km/h / 154 mph
Calculated
61.9s99% target: 223 km/h / 138 mph
Calculated
0-100 km/h
7.4s
7.5s
0-200 km/h
24.4s
Calculated
29.0s
Calculated
0-60 mph
7.1s
Calculated
7.2s
Calculated
Fuel consumption
8.2L/100 km28.7mpg US34.4mpg UK
9.5L/100 km24.8mpg US29.7mpg UK
Fuel consumption city
11.8L/100 km19.9mpg US23.9mpg UK
13.4L/100 km17.6mpg US21.1mpg UK
Fuel consumption highway
6.1L/100 km38.6mpg US46.3mpg UK
7.1L/100 km33.1mpg US39.8mpg UK
Quarter mile
15.2s
Calculated
15.4s
Calculated
Power-to-weight
146hp/t109kW/t66hp/1000 lb
Calculated
156hp/t116kW/t71hp/1000 lb
Calculated
Torque-to-weight
210Nm/t141lb-ft/ton
Calculated
114Nm/t77lb-ft/ton
Calculated
Estimated range
854km530mi
Calculated
684km425mi
Calculated
Displacement
1,998cc122cu in
3,456cc211cu in
Length
4,855mm191in
4,915mm194in
Width
1,860mm73in
1,820mm72in
Height
1,465mm58in
1,450mm57in
Wheelbase
2,805mm110in
2,820mm111in
Front track
1,597mm63in
1,590mm63in
Rear track
1,608mm63in
1,575mm62in
Ground clearance-
152mm6in
Trunk volume
510L
490L
Doors
4
4
Seats
5
5
Fuel tank
70L
65L
CO2 emissions
191g/km
224g/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.

Kia Optima IV GT 2.0 T-GDILexus ES VI (XV60) Facelift 2015 350 V6PowerTorque
  • Kia Optima IV GT 2.0 T-GDI: Power / Torque
  • Lexus ES VI (XV60) Facelift 2015 350 V6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
KiaOptima IVGT 2.0 T-GDI6,000 rpm1,350-4,000 rpm6,250 rpm
LexusES VI (XV60)Facelift 2015350 V66,200 rpm6,200 rpm6,450 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricKiaOptima IVGT 2.0 T-GDILexusES VI (XV60)Facelift 2015350 V6
Acceleration checkpoints
0-60 mph
0-97 km/h
7.1 s
7.2 s
0-100 km/h
0-62 mph
7.4 s
7.5 s
0-200 km/h
0-124 mph
24.4 s
29.0 s
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Likely limited
Unrestricted
225 km/h140 mph
Restricted
210 km/h130 mph
Likely limited
Drag race simulation
60 ft
18 m
2.8 s
2.8 s
330 ft
101 m
6.9 s
6.9 s
1/8 mile
201 m
10.2 s
10.2 s
1000 ft
305 m
12.9 s
13.0 s
1/4 mile
402 m
15.2 s
15.4 s
Trap speed
1/4 mile
402 m
160 km/h
100 mph
156 km/h
97 mph

Power comparison

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

Chart data table
VehicleValue
KiaOptima IVGT 2.0 T-GDI
245 hp
183 kW
LexusES VI (XV60)Facelift 2015350 V6
249 hp
186 kW

Lexus ES VI (XV60) Facelift 2015 350 V6 has 4 hp more than Kia Optima IV GT 2.0 T-GDI.

The biggest power difference is between Kia Optima IV GT 2.0 T-GDI and Lexus ES VI (XV60) Facelift 2015 350 V6: 4 hp (3 kW).

Torque comparison

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

Chart data table
VehicleValue
KiaOptima IVGT 2.0 T-GDI
353 Nm
260 lb-ft
LexusES VI (XV60)Facelift 2015350 V6
183 Nm
135 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
KiaOptima IVGT 2.0 T-GDI
1,680 kg
3,704 lb
LexusES VI (XV60)Facelift 2015350 V6
1,600 kg
3,527 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
KiaOptima IVGT 2.0 T-GDI
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
LexusES VI (XV60)Facelift 2015350 V6
Unrestricted
225 km/h140 mph
Restricted
210 km/h130 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
KiaOptima IVGT 2.0 T-GDI7.4 s
LexusES VI (XV60)Facelift 2015350 V67.5 s

Although Lexus ES VI (XV60) Facelift 2015 350 V6 has more power, Kia Optima IV GT 2.0 T-GDI is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Kia Optima IV GT 2.0 T-GDI and Lexus ES VI (XV60) Facelift 2015 350 V6: 0.1 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
KiaOptima IVGT 2.0 T-GDI
8.2 L/100 km
28.7 mpg US
34.4 mpg UK
LexusES VI (XV60)Facelift 2015350 V6
9.5 L/100 km
24.8 mpg US
29.7 mpg UK

The biggest fuel consumption difference is between Kia Optima IV GT 2.0 T-GDI and Lexus ES VI (XV60) Facelift 2015 350 V6: 1.3 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
KiaOptima IVGT 2.0 T-GDI
146 hp/t
109 kW/t
6.9 kg/hp
LexusES VI (XV60)Facelift 2015350 V6
156 hp/t
116 kW/t
6.4 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
KiaOptima IVGT 2.0 T-GDI
854 km
530 mi
LexusES VI (XV60)Facelift 2015350 V6
684 km
425 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
KiaOptima IVGT 2.0 T-GDI
245 hp
183 kW
7.4 s
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
LexusES VI (XV60)Facelift 2015350 V6
249 hp
186 kW
7.5 s
Unrestricted
225 km/h140 mph
Restricted
210 km/h130 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
KiaOptima IVGT 2.0 T-GDI
Power
245 hp
183 kW
0-100 km/h7.4 s
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Doors/seats
4 doors
5 seats
Trunk
510 L
18.0 cu ft
Length
4,855 mm
191.1 in
Height
1,465 mm
57.7 in
LexusES VI (XV60)Facelift 2015350 V6
Power
249 hp
186 kW
0-100 km/h7.5 s
Top speed
Unrestricted
225 km/h140 mph
Restricted
210 km/h130 mph
Doors/seats
4 doors
5 seats
Trunk
490 L
17.3 cu ft
Length
4,915 mm
193.5 in
Height
1,450 mm
57.1 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
KiaOptima IVGT 2.0 T-GDI
Power
245 hp
183 kW
0-100 km/h7.4 s
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
8.2 L/100 km
28.7 mpg US
34.4 mpg UK
LexusES VI (XV60)Facelift 2015350 V6
Power
249 hp
186 kW
0-100 km/h7.5 s
Top speed
Unrestricted
225 km/h140 mph
Restricted
210 km/h130 mph
9.5 L/100 km
24.8 mpg US
29.7 mpg UK

Kia Optima IV GT 2.0 T-GDI 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
KiaOptima IVGT 2.0 T-GDI
8.2 L/100 km
28.7 mpg US
34.4 mpg UK
7.4 s
LexusES VI (XV60)Facelift 2015350 V6
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
7.5 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
KiaOptima IVGT 2.0 T-GDI
146 hp/t
109 kW/t
6.9 kg/hp
8.2 L/100 km
28.7 mpg US
34.4 mpg UK
LexusES VI (XV60)Facelift 2015350 V6
156 hp/t
116 kW/t
6.4 kg/hp
9.5 L/100 km
24.8 mpg US
29.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleKiaOptima IVGT 2.0 T-GDILexusES VI (XV60)Facelift 2015350 V6
Power
245 hp
183 kW
249 hp
186 kW
Torque
353 Nm
260 lb-ft
183 Nm
135 lb-ft
Acceleration
7.4 s
7.5 s
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Unrestricted
225 km/h140 mph
Restricted
210 km/h130 mph
Lightness
1,680 kg
3,704 lb
1,600 kg
3,527 lb
Fuel consumption
8.2 L/100 km
28.7 mpg US
34.4 mpg UK
9.5 L/100 km
24.8 mpg US
29.7 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
510 L
18.0 cu ft
Length
4,855 mm
191.1 in
Height
1,465 mm
57.7 in
Doors/seats
4 doors
5 seats
Trunk
490 L
17.3 cu ft
Length
4,915 mm
193.5 in
Height
1,450 mm
57.1 in
Range score
854 km
530 mi
684 km
425 mi
CO2 score
191 g/km
224 g/km
Trunk score
510 L
18.0 cu ft
490 L
17.3 cu ft
Power-to-weight score
146 hp/t
109 kW/t
6.9 kg/hp
156 hp/t
116 kW/t
6.4 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
VehicleKia Optima IV GT 2.0 T-GDILexus ES VI (XV60) Facelift 2015 350 V6
Consumption8.2 L/100 km28.7 mpg US34.4 mpg UK9.5 L/100 km24.8 mpg US29.7 mpg UK
Cost / 100 km14.35 LC100 km16.63 LC100 km
Cost / 100 mi23.09 LC100 mi26.76 LC100 mi
Annual fuel used1,230 L325 US gal271 UK gal1,425 L376 US gal313 UK gal
Annual fuel cost2,153 LC/year2,494 LC/year

Head-to-head comparisons

Kia Optima IV GT 2.0 T-GDI

  • Has 170 Nm more
  • Is 0.1 s quicker from 0-100 km/h
  • Has 25 km/h (16 mph) higher top speed
  • Uses 1.3 L/100 km less fuel
  • Has 169 km (105 mi) more estimated range
  • Has 20 L more trunk volume
  • Emits 33 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Lowest power
  • Heaviest

Lexus ES VI (XV60) Facelift 2015 350 V6

  • Has 4 hp more
  • Is 80 kg lighter
  • Has 10 hp/t better power-to-weight

Pros

  • Most powerful
  • Lightest
  • Best power-to-weight ratio

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Lowest top speed
  • Smallest trunk
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
Kia Optima IV GT 2.0 T-GDI
Lexus ES VI (XV60) 350 V6
Compare selected cars
2 vehicles selected

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