Car comparison

BMW 1 Series Convertible (E88) 125ivsMini Convertible (R57) Cooper S 1.6

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

New comparison

BMW 1 Series Convertible (E88)

125i

218 hp2996 ccGasolineRWDManualNaturally aspiratedCabriolet / convertible2008-2011
VS

Mini Convertible (R57)

Cooper S 1.6

175 hp1598 ccGasolineFWDManualTurbochargedCabriolet / convertible2009-2010

Comparison overview

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

Best choices

BMW 1 Series Convertible (E88) 125i

  • Quickest 0-100 km/h
    6.8 s
  • Fastest top speed
    238 km/h
    148 mph
  • Most powerful
    218 hp
    163 kW
  • Highest torque
    270 Nm
    199 lb-ft
  • Best power-to-weight
    144 hp/t
    108 kW/t
    6.9 kg/hp
  • Largest trunk
    260 L
  • Best overall score
    50/100
  • Best performance score
    53/100
  • Best practicality score
    43/100

Mini Convertible (R57) Cooper S 1.6

  • Lightest
    1,230 kg
    2,712 lb
  • Lowest combined fuel consumption
    6.0 L/100 km
    39.2 mpg US
    47.1 mpg UK
  • Lowest city consumption
    7.5 L/100 km
    31.4 mpg US
    37.7 mpg UK
  • Lowest highway consumption
    5.1 L/100 km
    46.1 mpg US
    55.4 mpg UK
  • Lowest CO2 emissions
    139 g/km
  • Best estimated range
    833 km
    518 mi
  • Best economy score
    91/100

Specification comparison

Specification comparison
ModelBMW1 Series Convertible (E88)125iMiniConvertible (R57)Cooper S 1.6
Power
218hp163kW
175hp130kW
Torque
270Nm199lb-ft
260Nm192lb-ft
Curb weight
1,510kg3,329lb
1,230kg2,712lb
Gross weight
1,950kg4,299lb
1,660kg3,660lb
Top speed
238 km/h
148 mph
225 km/h
140 mph
To 99% top speed
88.5s99% target: 236 km/h / 146 mph
Calculated
86.6s99% target: 223 km/h / 138 mph
Calculated
0-100 km/h
6.8s
7.3s
0-200 km/h
29.3s
Calculated
35.6s
Calculated
0-60 mph
6.4s
Calculated
6.9s
Calculated
Fuel consumption
8.1L/100 km29mpg US34.9mpg UK
6L/100 km39.2mpg US47.1mpg UK
Fuel consumption city
11.7L/100 km20.1mpg US24.1mpg UK
7.5L/100 km31.4mpg US37.7mpg UK
Fuel consumption highway
6L/100 km39.2mpg US47.1mpg UK
5.1L/100 km46.1mpg US55.4mpg UK
Quarter mile
14.8s
Calculated
15.3s
Calculated
Power-to-weight
144hp/t108kW/t65hp/1000 lb
Calculated
142hp/t106kW/t65hp/1000 lb
Calculated
Torque-to-weight
179Nm/t120lb-ft/ton
Calculated
211Nm/t141lb-ft/ton
Calculated
Estimated range
654km407mi
Calculated
833km518mi
Calculated
Displacement
2,996cc183cu in
1,598cc98cu in
Length
4,360mm172in
3,714mm146in
Width
1,748mm69in
1,683mm66in
Height
1,411mm56in
1,414mm56in
Wheelbase
2,660mm105in
2,467mm97in
Front track
1,474mm58in
1,453mm57in
Rear track
1,507mm59in
1,461mm58in
Ground clearance
140mm6in
130mm5in
Trunk volume
260L
125L
Max trunk volume
305L
660L
Doors
2
2
Seats
4
4
Fuel tank
53L
50L
CO2 emissions
195g/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 1 Series Convertible (E88) 125iMini Convertible (R57) Cooper S 1.6PowerTorque
  • BMW 1 Series Convertible (E88) 125i: Power / Torque
  • Mini Convertible (R57) Cooper S 1.6: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW1 Series Convertible (E88)125i6,100 rpm2,500-4,250 rpm6,350 rpm
MiniConvertible (R57)Cooper S 1.65,500 rpm1,600-5,000 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW1 Series Convertible (E88)125iMiniConvertible (R57)Cooper S 1.6
Acceleration checkpoints
0-60 mph
0-97 km/h
6.4 s
6.9 s
0-100 km/h
0-62 mph
6.8 s
7.3 s
0-200 km/h
0-124 mph
29.3 s
35.6 s
Top speed
238 km/h
148 mph
225 km/h
140 mph
Drag race simulation
60 ft
18 m
2.4 s
2.4 s
330 ft
101 m
6.4 s
6.6 s
1/8 mile
201 m
9.7 s
9.9 s
1000 ft
305 m
12.5 s
12.8 s
1/4 mile
402 m
14.8 s
15.3 s
Trap speed
1/4 mile
402 m
154 km/h
96 mph
149 km/h
93 mph

Power comparison

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

Chart data table
VehicleValue
BMW1 Series Convertible (E88)125i
218 hp
163 kW
MiniConvertible (R57)Cooper S 1.6
175 hp
130 kW

BMW 1 Series Convertible (E88) 125i has 43 hp more than Mini Convertible (R57) Cooper S 1.6.

The biggest power difference is between Mini Convertible (R57) Cooper S 1.6 and BMW 1 Series Convertible (E88) 125i: 43 hp (32 kW).

Torque comparison

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

Chart data table
VehicleValue
BMW1 Series Convertible (E88)125i
270 Nm
199 lb-ft
MiniConvertible (R57)Cooper S 1.6
260 Nm
192 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMW1 Series Convertible (E88)125i
1,510 kg
3,329 lb
MiniConvertible (R57)Cooper S 1.6
1,230 kg
2,712 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BMW1 Series Convertible (E88)125i
238 km/h
148 mph
MiniConvertible (R57)Cooper S 1.6
225 km/h
140 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BMW1 Series Convertible (E88)125i6.8 s
MiniConvertible (R57)Cooper S 1.67.3 s

The biggest 0-100 km/h difference is between BMW 1 Series Convertible (E88) 125i and Mini Convertible (R57) Cooper S 1.6: 0.5 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
BMW1 Series Convertible (E88)125i
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
MiniConvertible (R57)Cooper S 1.6
6.0 L/100 km
39.2 mpg US
47.1 mpg UK

The biggest fuel consumption difference is between Mini Convertible (R57) Cooper S 1.6 and BMW 1 Series Convertible (E88) 125i: 2.1 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
BMW1 Series Convertible (E88)125i
144 hp/t
108 kW/t
6.9 kg/hp
MiniConvertible (R57)Cooper S 1.6
142 hp/t
106 kW/t
7.0 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMW1 Series Convertible (E88)125i
654 km
407 mi
MiniConvertible (R57)Cooper S 1.6
833 km
518 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW1 Series Convertible (E88)125i
218 hp
163 kW
6.8 s
238 km/h
148 mph
MiniConvertible (R57)Cooper S 1.6
175 hp
130 kW
7.3 s
225 km/h
140 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
BMW1 Series Convertible (E88)125i
Power
218 hp
163 kW
0-100 km/h6.8 s
Top speed
238 km/h
148 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
MiniConvertible (R57)Cooper S 1.6
Power
175 hp
130 kW
0-100 km/h7.3 s
Top speed
225 km/h
140 mph
Doors/seats
2 doors
4 seats
Trunk
125 L
4.4 cu ft
Length
3,714 mm
146.2 in
Height
1,414 mm
55.7 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
BMW1 Series Convertible (E88)125i
Power
218 hp
163 kW
0-100 km/h6.8 s
Top speed
238 km/h
148 mph
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
MiniConvertible (R57)Cooper S 1.6
Power
175 hp
130 kW
0-100 km/h7.3 s
Top speed
225 km/h
140 mph
6.0 L/100 km
39.2 mpg US
47.1 mpg UK

BMW 1 Series Convertible (E88) 125i 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
BMW1 Series Convertible (E88)125i
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
6.8 s
MiniConvertible (R57)Cooper S 1.6
6.0 L/100 km
39.2 mpg US
47.1 mpg UK
7.3 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
BMW1 Series Convertible (E88)125i
144 hp/t
108 kW/t
6.9 kg/hp
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
MiniConvertible (R57)Cooper S 1.6
142 hp/t
106 kW/t
7.0 kg/hp
6.0 L/100 km
39.2 mpg US
47.1 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW1 Series Convertible (E88)125iMiniConvertible (R57)Cooper S 1.6
Power
218 hp
163 kW
175 hp
130 kW
Torque
270 Nm
199 lb-ft
260 Nm
192 lb-ft
Acceleration
6.8 s
7.3 s
Top speed
238 km/h
148 mph
225 km/h
140 mph
Lightness
1,510 kg
3,329 lb
1,230 kg
2,712 lb
Fuel consumption
8.1 L/100 km
29.0 mpg US
34.9 mpg UK
6.0 L/100 km
39.2 mpg US
47.1 mpg UK
Practicality
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
Doors/seats
2 doors
4 seats
Trunk
125 L
4.4 cu ft
Length
3,714 mm
146.2 in
Height
1,414 mm
55.7 in
Range score
654 km
407 mi
833 km
518 mi
CO2 score
195 g/km
139 g/km
Trunk score
260 L
9.2 cu ft
125 L
4.4 cu ft
Power-to-weight score
144 hp/t
108 kW/t
6.9 kg/hp
142 hp/t
106 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 1 Series Convertible (E88) 125iMini Convertible (R57) Cooper S 1.6
Consumption8.1 L/100 km29 mpg US34.9 mpg UK6 L/100 km39.2 mpg US47.1 mpg UK
Cost / 100 km14.17 LC100 km10.50 LC100 km
Cost / 100 mi22.81 LC100 mi16.90 LC100 mi
Annual fuel used1,215 L321 US gal267 UK gal900 L238 US gal198 UK gal
Annual fuel cost2,126 LC/year1,575 LC/year

Head-to-head comparisons

BMW 1 Series Convertible (E88) 125i

  • Has 43 hp more
  • Has 10 Nm more
  • Is 0.5 s quicker from 0-100 km/h
  • Has 13 km/h (8 mph) higher top speed
  • Has 2 hp/t better power-to-weight
  • Has 135 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Best power-to-weight ratio
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Highest CO2 emissions

Mini Convertible (R57) Cooper S 1.6

  • Is 280 kg lighter
  • Uses 2.1 L/100 km less fuel
  • Has 179 km (111 mi) more estimated range
  • Emits 56 g/km less CO2

Pros

  • Lightest
  • Lowest combined fuel consumption
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Lowest top speed
  • Smallest trunk

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 1 Series Convertible (E88) 125i
Mini Convertible (R57) Cooper S 1.6
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