Car comparison

BMW 4 Series Convertible (F33) 435ivsBMW 1 Series Convertible (E88) 135i

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

New comparison

BMW 4 Series Convertible (F33)

435i

306 hp2979 ccGasolineRWDManualTurbochargedCabriolet / convertible2014-2016
VS

BMW 1 Series Convertible (E88)

135i

306 hp2979 ccGasolineRWDAutomaticTwin-turboCabriolet / convertible2008-2010

Comparison overview

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

Best choices

BMW 4 Series Convertible (F33) 435i

  • Quickest 0-100 km/h
    5.6 s
  • Fastest top speed
    260 km/h
    162 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    306 hp
    228 kW
  • Highest torque
    400 Nm
    295 lb-ft
  • Lowest combined fuel consumption
    8.1 L/100 km
    29.0 mpg US
    34.9 mpg UK
  • Lowest city consumption
    11.4 L/100 km
    20.6 mpg US
    24.8 mpg UK
  • Lowest highway consumption
    6.2 L/100 km
    37.9 mpg US
    45.6 mpg UK
  • Best estimated range
    741 km
    460 mi
  • Best overall score
    58/100
  • Best performance score
    65/100
  • Best economy score
    85/100

Specification comparison

Specification comparison
ModelBMW4 Series Convertible (F33)435iBMW1 Series Convertible (E88)135i
Power
306hp228kW
306hp228kW
Torque
400Nm295lb-ft
400Nm295lb-ft
Curb weight
1,740kg3,836lb
1,610kg3,549lb
Gross weight
2,220kg4,894lb
2,050kg4,519lb
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Calculated
To 99% top speed
79.4s99% target: 257 km/h / 160 mph
Calculated
80.5s99% target: 257 km/h / 160 mph
Calculated
0-100 km/h
5.6s
5.7s
0-200 km/h
20.6s
Calculated
20.9s
Calculated
0-60 mph
5.3s
Calculated
5.4s
Calculated
Fuel consumption
8.1L/100 km29mpg US34.9mpg UK
9.4L/100 km25mpg US30.1mpg UK
Fuel consumption city
11.4L/100 km20.6mpg US24.8mpg UK
13.5L/100 km17.4mpg US20.9mpg UK
Fuel consumption highway
6.2L/100 km37.9mpg US45.6mpg UK
7L/100 km33.6mpg US40.4mpg UK
Quarter mile
13.7s
Calculated
13.8s
Calculated
Power-to-weight
176hp/t131kW/t80hp/1000 lb
Calculated
190hp/t142kW/t86hp/1000 lb
Calculated
Torque-to-weight
230Nm/t154lb-ft/ton
Calculated
248Nm/t166lb-ft/ton
Calculated
Estimated range
741km460mi
Calculated
564km350mi
Calculated
Displacement
2,979cc182cu in
2,979cc182cu in
Length
4,638mm183in
4,360mm172in
Width
1,825mm72in
1,748mm69in
Height
1,384mm54in
1,411mm56in
Wheelbase
2,810mm111in
2,660mm105in
Front track
1,545mm61in
1,474mm58in
Rear track
1,594mm63in
1,507mm59in
Ground clearance
130mm5in
140mm6in
Trunk volume
220L
260L
Max trunk volume
370L
305L
Doors
2
2
Seats
4
4
Fuel tank
60L
53L
CO2 emissions
190g/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 Convertible (F33) 435iBMW 1 Series Convertible (E88) 135iPowerTorque
  • BMW 4 Series Convertible (F33) 435i: Power / Torque
  • BMW 1 Series Convertible (E88) 135i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW4 Series Convertible (F33)435i5,800-6,400 rpm1,200-5,000 rpm6,650 rpm
BMW1 Series Convertible (E88)135i5,800 rpm1,300-5,000 rpm6,050 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW4 Series Convertible (F33)435iBMW1 Series Convertible (E88)135i
Acceleration checkpoints
0-60 mph
0-97 km/h
5.3 s
5.4 s
0-100 km/h
0-62 mph
5.6 s
5.7 s
0-200 km/h
0-124 mph
20.6 s
20.9 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Likely limited
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Limited
Drag race simulation
60 ft
18 m
2.2 s
2.3 s
330 ft
101 m
6.0 s
6.0 s
1/8 mile
201 m
9.0 s
9.0 s
1000 ft
305 m
11.6 s
11.6 s
1/4 mile
402 m
13.7 s
13.8 s
Trap speed
1/4 mile
402 m
168 km/h
104 mph
167 km/h
104 mph

Power comparison

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

Chart data table
VehicleValue
BMW4 Series Convertible (F33)435i
306 hp
228 kW
BMW1 Series Convertible (E88)135i
306 hp
228 kW

Torque comparison

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

Chart data table
VehicleValue
BMW4 Series Convertible (F33)435i
400 Nm
295 lb-ft
BMW1 Series Convertible (E88)135i
400 Nm
295 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMW4 Series Convertible (F33)435i
1,740 kg
3,836 lb
BMW1 Series Convertible (E88)135i
1,610 kg
3,549 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 Convertible (F33)435i
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMW1 Series Convertible (E88)135i
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BMW4 Series Convertible (F33)435i5.6 s
BMW1 Series Convertible (E88)135i5.7 s

The biggest 0-100 km/h difference is between BMW 4 Series Convertible (F33) 435i and BMW 1 Series Convertible (E88) 135i: 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 Convertible (F33)435i
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
BMW1 Series Convertible (E88)135i
9.4 L/100 km
25.0 mpg US
30.1 mpg UK

The biggest fuel consumption difference is between BMW 4 Series Convertible (F33) 435i and BMW 1 Series Convertible (E88) 135i: 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
BMW4 Series Convertible (F33)435i
176 hp/t
131 kW/t
5.7 kg/hp
BMW1 Series Convertible (E88)135i
190 hp/t
142 kW/t
5.3 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMW4 Series Convertible (F33)435i
741 km
460 mi
BMW1 Series Convertible (E88)135i
564 km
350 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW4 Series Convertible (F33)435i
306 hp
228 kW
5.6 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
BMW1 Series Convertible (E88)135i
306 hp
228 kW
5.7 s
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 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 Convertible (F33)435i
Power
306 hp
228 kW
0-100 km/h5.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
220 L
7.8 cu ft
Length
4,638 mm
182.6 in
Height
1,384 mm
54.5 in
BMW1 Series Convertible (E88)135i
Power
306 hp
228 kW
0-100 km/h5.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Doors/seats
2 doors
4 seats
Trunk
260 L
9.2 cu ft
Length
4,360 mm
171.7 in
Height
1,411 mm
55.6 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 Convertible (F33)435i
Power
306 hp
228 kW
0-100 km/h5.6 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
BMW1 Series Convertible (E88)135i
Power
306 hp
228 kW
0-100 km/h5.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
9.4 L/100 km
25.0 mpg US
30.1 mpg UK

BMW 4 Series Convertible (F33) 435i 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 Convertible (F33)435i
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
5.6 s
BMW1 Series Convertible (E88)135i
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
5.7 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 Convertible (F33)435i
176 hp/t
131 kW/t
5.7 kg/hp
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
BMW1 Series Convertible (E88)135i
190 hp/t
142 kW/t
5.3 kg/hp
9.4 L/100 km
25.0 mpg US
30.1 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW4 Series Convertible (F33)435iBMW1 Series Convertible (E88)135i
Power
306 hp
228 kW
306 hp
228 kW
Torque
400 Nm
295 lb-ft
400 Nm
295 lb-ft
Acceleration
5.6 s
5.7 s
Top speed
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Unrestricted
260 km/h162 mph
Restricted
250 km/h155 mph
Lightness
1,740 kg
3,836 lb
1,610 kg
3,549 lb
Fuel consumption
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
9.4 L/100 km
25.0 mpg US
30.1 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
220 L
7.8 cu ft
Length
4,638 mm
182.6 in
Height
1,384 mm
54.5 in
Doors/seats
2 doors
4 seats
Trunk
260 L
9.2 cu ft
Length
4,360 mm
171.7 in
Height
1,411 mm
55.6 in
Range score
741 km
460 mi
564 km
350 mi
CO2 score
190 g/km
-
Trunk score
220 L
7.8 cu ft
260 L
9.2 cu ft
Power-to-weight score
176 hp/t
131 kW/t
5.7 kg/hp
190 hp/t
142 kW/t
5.3 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 Convertible (F33) 435iBMW 1 Series Convertible (E88) 135i
Consumption8.1 L/100 km29 mpg US34.9 mpg UK9.4 L/100 km25 mpg US30.1 mpg UK
Cost / 100 km14.17 LC100 km16.45 LC100 km
Cost / 100 mi22.81 LC100 mi26.47 LC100 mi
Annual fuel used1,215 L321 US gal267 UK gal1,410 L372 US gal310 UK gal
Annual fuel cost2,126 LC/year2,468 LC/year

Head-to-head comparisons

BMW 4 Series Convertible (F33) 435i

  • Is 0.1 s quicker from 0-100 km/h
  • Uses 1.3 L/100 km less fuel
  • Has 177 km (110 mi) more estimated range

Pros

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

Cons

  • Heaviest
  • Smallest trunk

BMW 1 Series Convertible (E88) 135i

  • Is 130 kg lighter
  • Has 14 hp/t better power-to-weight
  • Has 40 L more trunk volume

Pros

  • Lightest
  • Best power-to-weight ratio
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 4 Series Convertible (F33) 435i
BMW 1 Series Convertible (E88) 135i
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