Car comparison

Volkswagen Passat (B8) 2.0 BiTDIvsKia Optima IV GT 2.0 T-GDI

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

New comparison

Volkswagen Passat (B8)

2.0 BiTDI

240 hp1968 ccDieselAWDDual-clutchTwin-turboSedan2014-2018
VS

Kia Optima IV

GT 2.0 T-GDI

245 hp1998 ccGasolineFWDAutomaticTwin-turboSedan2016-2018

Comparison overview

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

Best choices

Volkswagen Passat (B8) 2.0 BiTDI

  • Quickest 0-100 km/h
    6.1 s
  • Fastest top speed
    250 km/h
    155 mph Unrestricted
    240 km/h
    149 mph Restricted
  • Highest torque
    500 Nm
    369 lb-ft
  • Lowest combined fuel consumption
    5.3 L/100 km
    44.4 mpg US
    53.3 mpg UK
  • Lowest city consumption
    6.4 L/100 km
    36.8 mpg US
    44.1 mpg UK
  • Lowest highway consumption
    4.6 L/100 km
    51.1 mpg US
    61.4 mpg UK
  • Lowest CO2 emissions
    139 g/km
  • Best estimated range
    1,245 km
    774 mi
  • Largest trunk
    586 L
  • Best overall score
    67/100
  • Best performance score
    62/100
  • Best economy score
    93/100
  • Best practicality score
    78/100

Specification comparison

Specification comparison
ModelVolkswagenPassat (B8)2.0 BiTDIKiaOptima IVGT 2.0 T-GDI
Power
240hp179kW
245hp183kW
Torque
500Nm369lb-ft
353Nm260lb-ft
Curb weight
1,721kg3,794lb
1,680kg3,704lb
Gross weight
2,260kg4,982lb
2,120kg4,674lb
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Calculated
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Calculated
To 99% top speed
61.1s99% target: 248 km/h / 154 mph
Calculated
72.7s99% target: 248 km/h / 154 mph
Calculated
0-100 km/h
6.1s
7.4s
0-200 km/h
20.3s
Calculated
24.4s
Calculated
0-60 mph
5.8s
Calculated
7.1s
Calculated
Fuel consumption
5.3L/100 km44.4mpg US53.3mpg UK
8.2L/100 km28.7mpg US34.4mpg UK
Fuel consumption city
6.4L/100 km36.8mpg US44.1mpg UK
11.8L/100 km19.9mpg US23.9mpg UK
Fuel consumption highway
4.6L/100 km51.1mpg US61.4mpg UK
6.1L/100 km38.6mpg US46.3mpg UK
Quarter mile
14.1s
Calculated
15.2s
Calculated
Power-to-weight
139hp/t104kW/t63hp/1000 lb
Calculated
146hp/t109kW/t66hp/1000 lb
Calculated
Torque-to-weight
291Nm/t194lb-ft/ton
Calculated
210Nm/t141lb-ft/ton
Calculated
Estimated range
1,245km774mi
Calculated
854km530mi
Calculated
Displacement
1,968cc120cu in
1,998cc122cu in
Length
4,767mm188in
4,855mm191in
Width
1,832mm72in
1,860mm73in
Height
1,456mm57in
1,465mm58in
Wheelbase
2,791mm110in
2,805mm110in
Front track
1,584mm62in
1,597mm63in
Rear track
1,568mm62in
1,608mm63in
Trunk volume
586L
510L
Max trunk volume
1,152L
-
Doors
4
4
Seats
5
5
Fuel tank
66L
70L
CO2 emissions
139g/km
191g/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.

Volkswagen Passat (B8) 2.0 BiTDIKia Optima IV GT 2.0 T-GDIPowerTorque
  • Volkswagen Passat (B8) 2.0 BiTDI: Power / Torque
  • Kia Optima IV GT 2.0 T-GDI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
VolkswagenPassat (B8)2.0 BiTDI4,000 rpm1,750-2,500 rpm4,250 rpm
KiaOptima IVGT 2.0 T-GDI6,000 rpm1,350-4,000 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricVolkswagenPassat (B8)2.0 BiTDIKiaOptima IVGT 2.0 T-GDI
Acceleration checkpoints
0-60 mph
0-97 km/h
5.8 s
7.1 s
0-100 km/h
0-62 mph
6.1 s
7.4 s
0-200 km/h
0-124 mph
20.3 s
24.4 s
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Likely limited
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Likely limited
Drag race simulation
60 ft
18 m
2.5 s
2.8 s
330 ft
101 m
6.3 s
6.9 s
1/8 mile
201 m
9.4 s
10.2 s
1000 ft
305 m
12.0 s
12.9 s
1/4 mile
402 m
14.1 s
15.2 s
Trap speed
1/4 mile
402 m
170 km/h
106 mph
160 km/h
100 mph

Power comparison

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

Chart data table
VehicleValue
VolkswagenPassat (B8)2.0 BiTDI
240 hp
179 kW
KiaOptima IVGT 2.0 T-GDI
245 hp
183 kW

Kia Optima IV GT 2.0 T-GDI has 5 hp more than Volkswagen Passat (B8) 2.0 BiTDI.

The biggest power difference is between Volkswagen Passat (B8) 2.0 BiTDI and Kia Optima IV GT 2.0 T-GDI: 5 hp (4 kW).

Torque comparison

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

Chart data table
VehicleValue
VolkswagenPassat (B8)2.0 BiTDI
500 Nm
369 lb-ft
KiaOptima IVGT 2.0 T-GDI
353 Nm
260 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
VolkswagenPassat (B8)2.0 BiTDI
1,721 kg
3,794 lb
KiaOptima IVGT 2.0 T-GDI
1,680 kg
3,704 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
VolkswagenPassat (B8)2.0 BiTDI
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
KiaOptima IVGT 2.0 T-GDI
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
VolkswagenPassat (B8)2.0 BiTDI6.1 s
KiaOptima IVGT 2.0 T-GDI7.4 s

Although Kia Optima IV GT 2.0 T-GDI has more power, Volkswagen Passat (B8) 2.0 BiTDI is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Volkswagen Passat (B8) 2.0 BiTDI and Kia Optima IV GT 2.0 T-GDI: 1.3 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
VolkswagenPassat (B8)2.0 BiTDI
5.3 L/100 km
44.4 mpg US
53.3 mpg UK
KiaOptima IVGT 2.0 T-GDI
8.2 L/100 km
28.7 mpg US
34.4 mpg UK

The biggest fuel consumption difference is between Volkswagen Passat (B8) 2.0 BiTDI and Kia Optima IV GT 2.0 T-GDI: 2.9 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
VolkswagenPassat (B8)2.0 BiTDI
139 hp/t
104 kW/t
7.2 kg/hp
KiaOptima IVGT 2.0 T-GDI
146 hp/t
109 kW/t
6.9 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
VolkswagenPassat (B8)2.0 BiTDI
1,245 km
774 mi
KiaOptima IVGT 2.0 T-GDI
854 km
530 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
VolkswagenPassat (B8)2.0 BiTDI
240 hp
179 kW
6.1 s
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
KiaOptima IVGT 2.0 T-GDI
245 hp
183 kW
7.4 s
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 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
VolkswagenPassat (B8)2.0 BiTDI
Power
240 hp
179 kW
0-100 km/h6.1 s
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Doors/seats
4 doors
5 seats
Trunk
586 L
20.7 cu ft
Length
4,767 mm
187.7 in
Height
1,456 mm
57.3 in
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

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
VolkswagenPassat (B8)2.0 BiTDI
Power
240 hp
179 kW
0-100 km/h6.1 s
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
5.3 L/100 km
44.4 mpg US
53.3 mpg UK
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

Volkswagen Passat (B8) 2.0 BiTDI 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
VolkswagenPassat (B8)2.0 BiTDI
5.3 L/100 km
44.4 mpg US
53.3 mpg UK
6.1 s
KiaOptima IVGT 2.0 T-GDI
8.2 L/100 km
28.7 mpg US
34.4 mpg UK
7.4 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
VolkswagenPassat (B8)2.0 BiTDI
139 hp/t
104 kW/t
7.2 kg/hp
5.3 L/100 km
44.4 mpg US
53.3 mpg UK
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

Detailed score breakdown

Detailed score breakdown
VehicleVolkswagenPassat (B8)2.0 BiTDIKiaOptima IVGT 2.0 T-GDI
Power
240 hp
179 kW
245 hp
183 kW
Torque
500 Nm
369 lb-ft
353 Nm
260 lb-ft
Acceleration
6.1 s
7.4 s
Top speed
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Unrestricted
250 km/h155 mph
Restricted
240 km/h149 mph
Lightness
1,721 kg
3,794 lb
1,680 kg
3,704 lb
Fuel consumption
5.3 L/100 km
44.4 mpg US
53.3 mpg UK
8.2 L/100 km
28.7 mpg US
34.4 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
586 L
20.7 cu ft
Length
4,767 mm
187.7 in
Height
1,456 mm
57.3 in
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
Range score
1,245 km
774 mi
854 km
530 mi
CO2 score
139 g/km
191 g/km
Trunk score
586 L
20.7 cu ft
510 L
18.0 cu ft
Power-to-weight score
139 hp/t
104 kW/t
7.2 kg/hp
146 hp/t
109 kW/t
6.9 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
VehicleVolkswagen Passat (B8) 2.0 BiTDIKia Optima IV GT 2.0 T-GDI
Consumption5.3 L/100 km44.4 mpg US53.3 mpg UK8.2 L/100 km28.7 mpg US34.4 mpg UK
Cost / 100 km9.28 LC100 km14.35 LC100 km
Cost / 100 mi14.93 LC100 mi23.09 LC100 mi
Annual fuel used795 L210 US gal175 UK gal1,230 L325 US gal271 UK gal
Annual fuel cost1,391 LC/year2,153 LC/year

Head-to-head comparisons

Volkswagen Passat (B8) 2.0 BiTDI

  • Has 147 Nm more
  • Is 1.3 s quicker from 0-100 km/h
  • Uses 2.9 L/100 km less fuel
  • Has 392 km (243 mi) more estimated range
  • Has 76 L more trunk volume
  • Emits 52 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

Kia Optima IV GT 2.0 T-GDI

  • Has 5 hp more
  • Is 41 kg lighter
  • Has 6 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
  • Smallest trunk
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
Volkswagen Passat (B8) 2.0 BiTDI
Kia Optima IV GT 2.0 T-GDI
Compare selected cars
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