Car comparison

BMW 4 Series Coupe (F32) 420dvsSeat Ibiza IV SC · Facelift 2012 Cupra 1.4 TSI

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

New comparison

BMW 4 Series Coupe (F32)

420d

184 hp1995 ccDieselAWDAutomaticTurbochargedCoupe2013-2015
VS

Seat Ibiza IV SC · Facelift 2012

Cupra 1.4 TSI

180 hp1390 ccGasolineFWDDual-clutchTurbochargedCoupe2012-2015

Comparison overview

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

Best choices

BMW 4 Series Coupe (F32) 420d

  • Fastest top speed
    229 km/h
    142 mph
  • Most powerful
    184 hp
    137 kW
  • Highest torque
    380 Nm
    280 lb-ft
  • Lowest combined fuel consumption
    4.9 L/100 km
    48.0 mpg US
    57.6 mpg UK
  • Lowest city consumption
    5.8 L/100 km
    40.6 mpg US
    48.7 mpg UK
  • Lowest highway consumption
    4.3 L/100 km
    54.7 mpg US
    65.7 mpg UK
  • Lowest CO2 emissions
    128 g/km
  • Best estimated range
    1,163 km
    723 mi
  • Largest trunk
    445 L
  • Best overall score
    52/100
  • Best performance score
    52/100
  • Best economy score
    94/100
  • Best practicality score
    53/100

Specification comparison

Specification comparison
ModelBMW4 Series Coupe (F32)420dSeatIbiza IV SCFacelift 2012Cupra 1.4 TSI
Power
184hp137kW
180hp134kW
Torque
380Nm280lb-ft
250Nm184lb-ft
Curb weight
1,540kg3,395lb
1,259kg2,776lb
Gross weight
2,060kg4,542lb
1,670kg3,682lb
Top speed
229 km/h
142 mph
228 km/h
142 mph
To 99% top speed
88.6s99% target: 227 km/h / 141 mph
Calculated
78.2s99% target: 226 km/h / 140 mph
Calculated
0-100 km/h
7.3s
6.9s
0-200 km/h
33.9s
Calculated
31.2s
Calculated
0-60 mph
6.9s
Calculated
6.5s
Calculated
Fuel consumption
4.9L/100 km48mpg US57.6mpg UK
5.9L/100 km39.9mpg US47.9mpg UK
Fuel consumption city
5.8L/100 km40.6mpg US48.7mpg UK
7.5L/100 km31.4mpg US37.7mpg UK
Fuel consumption highway
4.3L/100 km54.7mpg US65.7mpg UK
5.1L/100 km46.1mpg US55.4mpg UK
Quarter mile
15.3s
Calculated
14.9s
Calculated
Power-to-weight
119hp/t89kW/t54hp/1000 lb
Calculated
143hp/t107kW/t65hp/1000 lb
Calculated
Torque-to-weight
247Nm/t165lb-ft/ton
Calculated
199Nm/t133lb-ft/ton
Calculated
Estimated range
1,163km723mi
Calculated
763km474mi
Calculated
Displacement
1,995cc122cu in
1,390cc85cu in
Length
4,638mm183in
4,055mm160in
Width
1,825mm72in
1,693mm67in
Height
1,392mm55in
1,420mm56in
Wheelbase
2,810mm111in
2,469mm97in
Front track
1,545mm61in
1,449mm57in
Rear track
1,594mm63in
1,441mm57in
Ground clearance
145mm6in
-
Trunk volume
445L
236L
Doors
2
3
Seats
4
5
Fuel tank
57L
45L
CO2 emissions
128g/km
139g/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 Coupe (F32) 420dSeat Ibiza IV SC Facelift 2012 Cupra 1.4 TSIPowerTorque
  • BMW 4 Series Coupe (F32) 420d: Power / Torque
  • Seat Ibiza IV SC Facelift 2012 Cupra 1.4 TSI: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW4 Series Coupe (F32)420d4,000 rpm1,750-2,500 rpm4,250 rpm
SeatIbiza IV SCFacelift 2012Cupra 1.4 TSI6,200 rpm2,000-4,500 rpm6,450 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW4 Series Coupe (F32)420dSeatIbiza IV SCFacelift 2012Cupra 1.4 TSI
Acceleration checkpoints
0-60 mph
0-97 km/h
6.9 s
6.5 s
0-100 km/h
0-62 mph
7.3 s
6.9 s
0-200 km/h
0-124 mph
33.9 s
31.2 s
Top speed
229 km/h
142 mph
228 km/h
142 mph
Drag race simulation
60 ft
18 m
2.5 s
2.4 s
330 ft
101 m
6.6 s
6.5 s
1/8 mile
201 m
9.9 s
9.7 s
1000 ft
305 m
12.8 s
12.6 s
1/4 mile
402 m
15.3 s
14.9 s
Trap speed
1/4 mile
402 m
150 km/h
93 mph
153 km/h
95 mph

Power comparison

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

Chart data table
VehicleValue
BMW4 Series Coupe (F32)420d
184 hp
137 kW
SeatIbiza IV SCFacelift 2012Cupra 1.4 TSI
180 hp
134 kW

BMW 4 Series Coupe (F32) 420d has 4 hp more than Seat Ibiza IV SC Facelift 2012 Cupra 1.4 TSI.

The biggest power difference is between Seat Ibiza IV SC Facelift 2012 Cupra 1.4 TSI and BMW 4 Series Coupe (F32) 420d: 4 hp (3 kW).

Torque comparison

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

Chart data table
VehicleValue
BMW4 Series Coupe (F32)420d
380 Nm
280 lb-ft
SeatIbiza IV SCFacelift 2012Cupra 1.4 TSI
250 Nm
184 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMW4 Series Coupe (F32)420d
1,540 kg
3,395 lb
SeatIbiza IV SCFacelift 2012Cupra 1.4 TSI
1,259 kg
2,776 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 Coupe (F32)420d
229 km/h
142 mph
SeatIbiza IV SCFacelift 2012Cupra 1.4 TSI
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 Coupe (F32)420d7.3 s
SeatIbiza IV SCFacelift 2012Cupra 1.4 TSI6.9 s

Although BMW 4 Series Coupe (F32) 420d has more power, Seat Ibiza IV SC Facelift 2012 Cupra 1.4 TSI is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Seat Ibiza IV SC Facelift 2012 Cupra 1.4 TSI and BMW 4 Series Coupe (F32) 420d: 0.4 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 Coupe (F32)420d
4.9 L/100 km
48.0 mpg US
57.6 mpg UK
SeatIbiza IV SCFacelift 2012Cupra 1.4 TSI
5.9 L/100 km
39.9 mpg US
47.9 mpg UK

The biggest fuel consumption difference is between BMW 4 Series Coupe (F32) 420d and Seat Ibiza IV SC Facelift 2012 Cupra 1.4 TSI: 1.0 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
BMW4 Series Coupe (F32)420d
119 hp/t
89 kW/t
8.4 kg/hp
SeatIbiza IV SCFacelift 2012Cupra 1.4 TSI
143 hp/t
107 kW/t
7.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMW4 Series Coupe (F32)420d
1,163 km
723 mi
SeatIbiza IV SCFacelift 2012Cupra 1.4 TSI
763 km
474 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW4 Series Coupe (F32)420d
184 hp
137 kW
7.3 s
229 km/h
142 mph
SeatIbiza IV SCFacelift 2012Cupra 1.4 TSI
180 hp
134 kW
6.9 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 Coupe (F32)420d
Power
184 hp
137 kW
0-100 km/h7.3 s
Top speed
229 km/h
142 mph
Doors/seats
2 doors
4 seats
Trunk
445 L
15.7 cu ft
Length
4,638 mm
182.6 in
Height
1,392 mm
54.8 in
SeatIbiza IV SCFacelift 2012Cupra 1.4 TSI
Power
180 hp
134 kW
0-100 km/h6.9 s
Top speed
228 km/h
142 mph
Doors/seats
3 doors
5 seats
Trunk
236 L
8.3 cu ft
Length
4,055 mm
159.6 in
Height
1,420 mm
55.9 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 Coupe (F32)420d
Power
184 hp
137 kW
0-100 km/h7.3 s
Top speed
229 km/h
142 mph
4.9 L/100 km
48.0 mpg US
57.6 mpg UK
SeatIbiza IV SCFacelift 2012Cupra 1.4 TSI
Power
180 hp
134 kW
0-100 km/h6.9 s
Top speed
228 km/h
142 mph
5.9 L/100 km
39.9 mpg US
47.9 mpg UK

BMW 4 Series Coupe (F32) 420d 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 Coupe (F32)420d
4.9 L/100 km
48.0 mpg US
57.6 mpg UK
7.3 s
SeatIbiza IV SCFacelift 2012Cupra 1.4 TSI
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
6.9 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 Coupe (F32)420d
119 hp/t
89 kW/t
8.4 kg/hp
4.9 L/100 km
48.0 mpg US
57.6 mpg UK
SeatIbiza IV SCFacelift 2012Cupra 1.4 TSI
143 hp/t
107 kW/t
7.0 kg/hp
5.9 L/100 km
39.9 mpg US
47.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW4 Series Coupe (F32)420dSeatIbiza IV SCFacelift 2012Cupra 1.4 TSI
Power
184 hp
137 kW
180 hp
134 kW
Torque
380 Nm
280 lb-ft
250 Nm
184 lb-ft
Acceleration
7.3 s
6.9 s
Top speed
229 km/h
142 mph
228 km/h
142 mph
Lightness
1,540 kg
3,395 lb
1,259 kg
2,776 lb
Fuel consumption
4.9 L/100 km
48.0 mpg US
57.6 mpg UK
5.9 L/100 km
39.9 mpg US
47.9 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
445 L
15.7 cu ft
Length
4,638 mm
182.6 in
Height
1,392 mm
54.8 in
Doors/seats
3 doors
5 seats
Trunk
236 L
8.3 cu ft
Length
4,055 mm
159.6 in
Height
1,420 mm
55.9 in
Range score
1,163 km
723 mi
763 km
474 mi
CO2 score
128 g/km
139 g/km
Trunk score
445 L
15.7 cu ft
236 L
8.3 cu ft
Power-to-weight score
119 hp/t
89 kW/t
8.4 kg/hp
143 hp/t
107 kW/t
7.0 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 Coupe (F32) 420dSeat Ibiza IV SC Facelift 2012 Cupra 1.4 TSI
Consumption4.9 L/100 km48 mpg US57.6 mpg UK5.9 L/100 km39.9 mpg US47.9 mpg UK
Cost / 100 km8.58 LC100 km10.33 LC100 km
Cost / 100 mi13.80 LC100 mi16.62 LC100 mi
Annual fuel used735 L194 US gal162 UK gal885 L234 US gal195 UK gal
Annual fuel cost1,286 LC/year1,549 LC/year

Head-to-head comparisons

BMW 4 Series Coupe (F32) 420d

  • Has 4 hp more
  • Has 130 Nm more
  • Has 1 km/h (1 mph) higher top speed
  • Uses 1.0 L/100 km less fuel
  • Has 401 km (249 mi) more estimated range
  • Has 209 L more trunk volume
  • Emits 11 g/km less CO2

Pros

  • Highest top speed
  • Most powerful
  • Highest torque
  • Lowest combined fuel consumption
  • Best estimated range
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Heaviest

Seat Ibiza IV SC Facelift 2012 Cupra 1.4 TSI

  • Is 281 kg lighter
  • Is 0.4 s quicker from 0-100 km/h
  • Has 23 hp/t better power-to-weight

Pros

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

Cons

  • Lowest power
  • Highest combined fuel consumption
  • Lowest top speed
  • Smallest trunk
  • Highest CO2 emissions

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 4 Series Coupe (F32) 420d
Seat Ibiza IV SC Cupra 1.4 TSI
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2 vehicles selected

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