Car comparison

BMW 4 Series Gran Coupe (F36) 420dvsSeat Leon III SC FR 2.0 TDI

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

New comparison

BMW 4 Series Gran Coupe (F36)

420d

184 hp1995 ccDieselRWDAutomaticTurbochargedCoupe2014-2015
VS

Seat Leon III SC

FR 2.0 TDI

184 hp1968 ccDieselFWDDual-clutchTurbochargedCoupe2013-2016

Comparison overview

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

Best choices

BMW 4 Series Gran Coupe (F36) 420d

  • Fastest top speed
    231 km/h
    144 mph
  • Most powerful
    184 hp
    137 kW
  • Highest torque
    380 Nm
    280 lb-ft
  • Lowest city consumption
    5.4 L/100 km
    43.6 mpg US
    52.3 mpg UK
  • Best estimated range
    1,239 km
    770 mi
  • Largest trunk
    480 L
  • Best overall score
    57/100
  • Best performance score
    52/100
  • Best practicality score
    68/100

Seat Leon III SC FR 2.0 TDI

  • Quickest 0-100 km/h
    7.4 s
  • Lightest
    1,370 kg
    3,020 lb
  • Best power-to-weight
    134 hp/t
    100 kW/t
    7.4 kg/hp
  • Lowest combined fuel consumption
    4.5 L/100 km
    52.3 mpg US
    62.8 mpg UK
  • Lowest highway consumption
    4.0 L/100 km
    58.8 mpg US
    70.6 mpg UK
  • Lowest CO2 emissions
    119 g/km
  • Best economy score
    95/100

Specification comparison

Specification comparison
ModelBMW4 Series Gran Coupe (F36)420dSeatLeon III SCFR 2.0 TDI
Power
184hp137kW
184hp137kW
Torque
380Nm280lb-ft
380Nm280lb-ft
Curb weight
1,525kg3,362lb
1,370kg3,020lb
Gross weight
2,085kg4,597lb
1,860kg4,101lb
Top speed
231 km/h
144 mph
228 km/h
142 mph
To 99% top speed
90.7s99% target: 229 km/h / 142 mph
Calculated
88.4s99% target: 226 km/h / 140 mph
Calculated
0-100 km/h
7.5s
7.4s
0-200 km/h
33.8s
Calculated
34.6s
Calculated
0-60 mph
7.1s
Calculated
7.0s
Calculated
Fuel consumption
4.6L/100 km51.1mpg US61.4mpg UK
4.5L/100 km52.3mpg US62.8mpg UK
Fuel consumption city
5.4L/100 km43.6mpg US52.3mpg UK
5.5L/100 km42.8mpg US51.4mpg UK
Fuel consumption highway
4.1L/100 km57.4mpg US68.9mpg UK
4L/100 km58.8mpg US70.6mpg UK
Quarter mile
15.4s
Calculated
15.3s
Calculated
Power-to-weight
121hp/t90kW/t55hp/1000 lb
Calculated
134hp/t100kW/t61hp/1000 lb
Calculated
Torque-to-weight
249Nm/t167lb-ft/ton
Calculated
277Nm/t186lb-ft/ton
Calculated
Estimated range
1,239km770mi
Calculated
1,111km690mi
Calculated
Displacement
1,995cc122cu in
1,968cc120cu in
Length
4,638mm183in
4,236mm167in
Width
1,825mm72in
1,810mm71in
Height
1,389mm55in
1,431mm56in
Wheelbase
2,810mm111in
2,599mm102in
Front track
1,545mm61in
1,534mm60in
Rear track
1,594mm63in
1,508mm59in
Ground clearance
130mm5in
-
Trunk volume
480L
380L
Max trunk volume
1,300L
1,150L
Doors
5
3
Seats
5
5
Fuel tank
57L
50L
CO2 emissions
121g/km
119g/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.

BMW 4 Series Gran Coupe (F36) 420dSeat Leon III SC FR 2.0 TDIPowerTorque
  • BMW 4 Series Gran Coupe (F36) 420d: Power / Torque
  • Seat Leon III SC FR 2.0 TDI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW4 Series Gran Coupe (F36)420d4,000 rpm1,750-2,750 rpm4,250 rpm
SeatLeon III SCFR 2.0 TDI3,500-4,000 rpm1,750-3,000 rpm4,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW4 Series Gran Coupe (F36)420dSeatLeon III SCFR 2.0 TDI
Acceleration checkpoints
0-60 mph
0-97 km/h
7.1 s
7.0 s
0-100 km/h
0-62 mph
7.5 s
7.4 s
0-200 km/h
0-124 mph
33.8 s
34.6 s
Top speed
231 km/h
144 mph
228 km/h
142 mph
Drag race simulation
60 ft
18 m
2.5 s
2.5 s
330 ft
101 m
6.7 s
6.6 s
1/8 mile
201 m
10.0 s
10.0 s
1000 ft
305 m
13.0 s
12.9 s
1/4 mile
402 m
15.4 s
15.3 s
Trap speed
1/4 mile
402 m
149 km/h
93 mph
149 km/h
93 mph

Power comparison

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

Chart data table
VehicleValue
BMW4 Series Gran Coupe (F36)420d
184 hp
137 kW
SeatLeon III SCFR 2.0 TDI
184 hp
137 kW

Torque comparison

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

Chart data table
VehicleValue
BMW4 Series Gran Coupe (F36)420d
380 Nm
280 lb-ft
SeatLeon III SCFR 2.0 TDI
380 Nm
280 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMW4 Series Gran Coupe (F36)420d
1,525 kg
3,362 lb
SeatLeon III SCFR 2.0 TDI
1,370 kg
3,020 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BMW4 Series Gran Coupe (F36)420d
231 km/h
144 mph
SeatLeon III SCFR 2.0 TDI
228 km/h
142 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BMW4 Series Gran Coupe (F36)420d7.5 s
SeatLeon III SCFR 2.0 TDI7.4 s

The biggest 0-100 km/h difference is between Seat Leon III SC FR 2.0 TDI and BMW 4 Series Gran Coupe (F36) 420d: 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
BMW4 Series Gran Coupe (F36)420d
4.6 L/100 km
51.1 mpg US
61.4 mpg UK
SeatLeon III SCFR 2.0 TDI
4.5 L/100 km
52.3 mpg US
62.8 mpg UK

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
BMW4 Series Gran Coupe (F36)420d
121 hp/t
90 kW/t
8.3 kg/hp
SeatLeon III SCFR 2.0 TDI
134 hp/t
100 kW/t
7.4 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMW4 Series Gran Coupe (F36)420d
1,239 km
770 mi
SeatLeon III SCFR 2.0 TDI
1,111 km
690 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW4 Series Gran Coupe (F36)420d
184 hp
137 kW
7.5 s
231 km/h
144 mph
SeatLeon III SCFR 2.0 TDI
184 hp
137 kW
7.4 s
228 km/h
142 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
BMW4 Series Gran Coupe (F36)420d
Power
184 hp
137 kW
0-100 km/h7.5 s
Top speed
231 km/h
144 mph
Doors/seats
5 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,638 mm
182.6 in
Height
1,389 mm
54.7 in
SeatLeon III SCFR 2.0 TDI
Power
184 hp
137 kW
0-100 km/h7.4 s
Top speed
228 km/h
142 mph
Doors/seats
3 doors
5 seats
Trunk
380 L
13.4 cu ft
Length
4,236 mm
166.8 in
Height
1,431 mm
56.3 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
BMW4 Series Gran Coupe (F36)420d
Power
184 hp
137 kW
0-100 km/h7.5 s
Top speed
231 km/h
144 mph
4.6 L/100 km
51.1 mpg US
61.4 mpg UK
SeatLeon III SCFR 2.0 TDI
Power
184 hp
137 kW
0-100 km/h7.4 s
Top speed
228 km/h
142 mph
4.5 L/100 km
52.3 mpg US
62.8 mpg UK

Seat Leon III SC FR 2.0 TDI 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
BMW4 Series Gran Coupe (F36)420d
4.6 L/100 km
51.1 mpg US
61.4 mpg UK
7.5 s
SeatLeon III SCFR 2.0 TDI
4.5 L/100 km
52.3 mpg US
62.8 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
BMW4 Series Gran Coupe (F36)420d
121 hp/t
90 kW/t
8.3 kg/hp
4.6 L/100 km
51.1 mpg US
61.4 mpg UK
SeatLeon III SCFR 2.0 TDI
134 hp/t
100 kW/t
7.4 kg/hp
4.5 L/100 km
52.3 mpg US
62.8 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW4 Series Gran Coupe (F36)420dSeatLeon III SCFR 2.0 TDI
Power
184 hp
137 kW
184 hp
137 kW
Torque
380 Nm
280 lb-ft
380 Nm
280 lb-ft
Acceleration
7.5 s
7.4 s
Top speed
231 km/h
144 mph
228 km/h
142 mph
Lightness
1,525 kg
3,362 lb
1,370 kg
3,020 lb
Fuel consumption
4.6 L/100 km
51.1 mpg US
61.4 mpg UK
4.5 L/100 km
52.3 mpg US
62.8 mpg UK
Practicality
Doors/seats
5 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,638 mm
182.6 in
Height
1,389 mm
54.7 in
Doors/seats
3 doors
5 seats
Trunk
380 L
13.4 cu ft
Length
4,236 mm
166.8 in
Height
1,431 mm
56.3 in
Range score
1,239 km
770 mi
1,111 km
690 mi
CO2 score
121 g/km
119 g/km
Trunk score
480 L
17.0 cu ft
380 L
13.4 cu ft
Power-to-weight score
121 hp/t
90 kW/t
8.3 kg/hp
134 hp/t
100 kW/t
7.4 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
VehicleBMW 4 Series Gran Coupe (F36) 420dSeat Leon III SC FR 2.0 TDI
Consumption4.6 L/100 km51.1 mpg US61.4 mpg UK4.5 L/100 km52.3 mpg US62.8 mpg UK
Cost / 100 km8.05 LC100 km7.88 LC100 km
Cost / 100 mi12.96 LC100 mi12.67 LC100 mi
Annual fuel used690 L182 US gal152 UK gal675 L178 US gal148 UK gal
Annual fuel cost1,208 LC/year1,181 LC/year

Head-to-head comparisons

BMW 4 Series Gran Coupe (F36) 420d

  • Has 3 km/h (2 mph) higher top speed
  • Has 128 km (80 mi) more estimated range
  • Has 100 L more trunk volume

Pros

  • Highest top speed
  • Most powerful
  • Highest torque
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Highest combined fuel consumption
  • Heaviest
  • Highest CO2 emissions

Seat Leon III SC FR 2.0 TDI

  • Is 155 kg lighter
  • Is 0.1 s quicker from 0-100 km/h
  • Uses 0.1 L/100 km less fuel
  • Has 14 hp/t better power-to-weight
  • Emits 2 g/km less CO2

Pros

  • Quickest 0-100 km/h in this comparison
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio

Cons

  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 4 Series Gran Coupe (F36) 420d
Seat Leon III SC FR 2.0 TDI
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2 vehicles selected

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