Car comparison

Mini Convertible (R57) JCW 1.6vsAlfa Romeo Spider (939) 1.8 TBi

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

New comparison

Mini Convertible (R57)

JCW 1.6

211 hp1598 ccGasolineFWDManualTurbochargedCabriolet / convertible2010-2012
VS

Alfa Romeo Spider (939)

1.8 TBi

200 hp1742 ccGasolineFWDManualTurbochargedCabriolet / convertible2009-2010

Comparison overview

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

Best choices

Mini Convertible (R57) JCW 1.6

  • Quickest 0-100 km/h
    6.9 s
  • Fastest top speed
    235 km/h
    146 mph
  • Most powerful
    211 hp
    157 kW
  • Lightest
    1,240 kg
    2,734 lb
  • Best power-to-weight
    170 hp/t
    127 kW/t
    5.9 kg/hp
  • Lowest combined fuel consumption
    6.8 L/100 km
    34.6 mpg US
    41.5 mpg UK
  • Lowest city consumption
    9.0 L/100 km
    26.1 mpg US
    31.4 mpg UK
  • Lowest highway consumption
    5.5 L/100 km
    42.8 mpg US
    51.4 mpg UK
  • Lowest CO2 emissions
    157 g/km
  • Best overall score
    48/100
  • Best performance score
    53/100
  • Best economy score
    89/100
  • Best practicality score
    37/100

Specification comparison

Specification comparison
ModelMiniConvertible (R57)JCW 1.6Alfa RomeoSpider (939)1.8 TBi
Power
211hp157kW
200hp149kW
Torque
280Nm207lb-ft
320Nm236lb-ft
Curb weight
1,240kg2,734lb
1,490kg3,285lb
Gross weight
1,670kg3,682lb
1,840kg4,057lb
Top speed
235 km/h
146 mph
235 km/h
146 mph
To 99% top speed
83.8s99% target: 233 km/h / 145 mph
Calculated
106.9s99% target: 233 km/h / 145 mph
Calculated
0-100 km/h
6.9s
7.8s
0-200 km/h
29.6s
Calculated
35.9s
Calculated
0-60 mph
6.5s
Calculated
7.4s
Calculated
Fuel consumption
6.8L/100 km34.6mpg US41.5mpg UK
8.2L/100 km28.7mpg US34.4mpg UK
Fuel consumption city
9L/100 km26.1mpg US31.4mpg UK
11.9L/100 km19.8mpg US23.7mpg UK
Fuel consumption highway
5.5L/100 km42.8mpg US51.4mpg UK
6.1L/100 km38.6mpg US46.3mpg UK
Quarter mile
14.9s
Calculated
15.6s
Calculated
Power-to-weight
170hp/t127kW/t77hp/1000 lb
Calculated
134hp/t100kW/t61hp/1000 lb
Calculated
Torque-to-weight
226Nm/t151lb-ft/ton
Calculated
215Nm/t144lb-ft/ton
Calculated
Estimated range
735km457mi
Calculated
854km530mi
Calculated
Displacement
1,598cc98cu in
1,742cc106cu in
Length
3,758mm148in
4,393mm173in
Width
1,683mm66in
1,830mm72in
Height
1,414mm56in
1,318mm52in
Wheelbase
2,467mm97in
2,528mm100in
Front track
1,453mm57in
1,579mm62in
Rear track
1,461mm58in
1,559mm61in
Ground clearance
130mm5in
-
Trunk volume
125L
253L
Max trunk volume
660L
-
Doors
2
2
Seats
4
2
Fuel tank
50L
70L
CO2 emissions
157g/km
192g/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.

Mini Convertible (R57) JCW 1.6Alfa Romeo Spider (939) 1.8 TBiPowerTorque
  • Mini Convertible (R57) JCW 1.6: Power / Torque
  • Alfa Romeo Spider (939) 1.8 TBi: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
MiniConvertible (R57)JCW 1.66,000 rpm2,000-5,300 rpm6,250 rpm
Alfa RomeoSpider (939)1.8 TBi5,000 rpm1,400 rpm5,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMiniConvertible (R57)JCW 1.6Alfa RomeoSpider (939)1.8 TBi
Acceleration checkpoints
0-60 mph
0-97 km/h
6.5 s
7.4 s
0-100 km/h
0-62 mph
6.9 s
7.8 s
0-200 km/h
0-124 mph
29.6 s
35.9 s
Top speed
235 km/h
146 mph
235 km/h
146 mph
Drag race simulation
60 ft
18 m
2.4 s
2.5 s
330 ft
101 m
6.5 s
6.7 s
1/8 mile
201 m
9.7 s
10.2 s
1000 ft
305 m
12.6 s
13.1 s
1/4 mile
402 m
14.9 s
15.6 s
Trap speed
1/4 mile
402 m
154 km/h
96 mph
146 km/h
91 mph

Power comparison

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

Chart data table
VehicleValue
MiniConvertible (R57)JCW 1.6
211 hp
157 kW
Alfa RomeoSpider (939)1.8 TBi
200 hp
149 kW

Mini Convertible (R57) JCW 1.6 has 11 hp more than Alfa Romeo Spider (939) 1.8 TBi.

The biggest power difference is between Alfa Romeo Spider (939) 1.8 TBi and Mini Convertible (R57) JCW 1.6: 11 hp (8 kW).

Torque comparison

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

Chart data table
VehicleValue
MiniConvertible (R57)JCW 1.6
280 Nm
207 lb-ft
Alfa RomeoSpider (939)1.8 TBi
320 Nm
236 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
MiniConvertible (R57)JCW 1.6
1,240 kg
2,734 lb
Alfa RomeoSpider (939)1.8 TBi
1,490 kg
3,285 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
MiniConvertible (R57)JCW 1.6
235 km/h
146 mph
Alfa RomeoSpider (939)1.8 TBi
235 km/h
146 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
MiniConvertible (R57)JCW 1.66.9 s
Alfa RomeoSpider (939)1.8 TBi7.8 s

The biggest 0-100 km/h difference is between Mini Convertible (R57) JCW 1.6 and Alfa Romeo Spider (939) 1.8 TBi: 0.9 s.

Fuel consumption comparison

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

Chart data table
VehicleValue
MiniConvertible (R57)JCW 1.6
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
Alfa RomeoSpider (939)1.8 TBi
8.2 L/100 km
28.7 mpg US
34.4 mpg UK

The biggest fuel consumption difference is between Mini Convertible (R57) JCW 1.6 and Alfa Romeo Spider (939) 1.8 TBi: 1.4 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
MiniConvertible (R57)JCW 1.6
170 hp/t
127 kW/t
5.9 kg/hp
Alfa RomeoSpider (939)1.8 TBi
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
MiniConvertible (R57)JCW 1.6
735 km
457 mi
Alfa RomeoSpider (939)1.8 TBi
854 km
530 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
MiniConvertible (R57)JCW 1.6
211 hp
157 kW
6.9 s
235 km/h
146 mph
Alfa RomeoSpider (939)1.8 TBi
200 hp
149 kW
7.8 s
235 km/h
146 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
MiniConvertible (R57)JCW 1.6
Power
211 hp
157 kW
0-100 km/h6.9 s
Top speed
235 km/h
146 mph
Doors/seats
2 doors
4 seats
Trunk
125 L
4.4 cu ft
Length
3,758 mm
148.0 in
Height
1,414 mm
55.7 in
Alfa RomeoSpider (939)1.8 TBi
Power
200 hp
149 kW
0-100 km/h7.8 s
Top speed
235 km/h
146 mph
Doors/seats
2 doors
2 seats
Trunk
253 L
8.9 cu ft
Length
4,393 mm
173.0 in
Height
1,318 mm
51.9 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
MiniConvertible (R57)JCW 1.6
Power
211 hp
157 kW
0-100 km/h6.9 s
Top speed
235 km/h
146 mph
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
Alfa RomeoSpider (939)1.8 TBi
Power
200 hp
149 kW
0-100 km/h7.8 s
Top speed
235 km/h
146 mph
8.2 L/100 km
28.7 mpg US
34.4 mpg UK

Mini Convertible (R57) JCW 1.6 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
MiniConvertible (R57)JCW 1.6
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
6.9 s
Alfa RomeoSpider (939)1.8 TBi
8.2 L/100 km
28.7 mpg US
34.4 mpg UK
7.8 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
MiniConvertible (R57)JCW 1.6
170 hp/t
127 kW/t
5.9 kg/hp
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
Alfa RomeoSpider (939)1.8 TBi
134 hp/t
100 kW/t
7.5 kg/hp
8.2 L/100 km
28.7 mpg US
34.4 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleMiniConvertible (R57)JCW 1.6Alfa RomeoSpider (939)1.8 TBi
Power
211 hp
157 kW
200 hp
149 kW
Torque
280 Nm
207 lb-ft
320 Nm
236 lb-ft
Acceleration
6.9 s
7.8 s
Top speed
235 km/h
146 mph
235 km/h
146 mph
Lightness
1,240 kg
2,734 lb
1,490 kg
3,285 lb
Fuel consumption
6.8 L/100 km
34.6 mpg US
41.5 mpg UK
8.2 L/100 km
28.7 mpg US
34.4 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
125 L
4.4 cu ft
Length
3,758 mm
148.0 in
Height
1,414 mm
55.7 in
Doors/seats
2 doors
2 seats
Trunk
253 L
8.9 cu ft
Length
4,393 mm
173.0 in
Height
1,318 mm
51.9 in
Range score
735 km
457 mi
854 km
530 mi
CO2 score
157 g/km
192 g/km
Trunk score
125 L
4.4 cu ft
253 L
8.9 cu ft
Power-to-weight score
170 hp/t
127 kW/t
5.9 kg/hp
134 hp/t
100 kW/t
7.5 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
VehicleMini Convertible (R57) JCW 1.6Alfa Romeo Spider (939) 1.8 TBi
Consumption6.8 L/100 km34.6 mpg US41.5 mpg UK8.2 L/100 km28.7 mpg US34.4 mpg UK
Cost / 100 km11.90 LC100 km14.35 LC100 km
Cost / 100 mi19.15 LC100 mi23.09 LC100 mi
Annual fuel used1,020 L269 US gal224 UK gal1,230 L325 US gal271 UK gal
Annual fuel cost1,785 LC/year2,153 LC/year

Head-to-head comparisons

Mini Convertible (R57) JCW 1.6

  • Has 11 hp more
  • Is 250 kg lighter
  • Is 0.9 s quicker from 0-100 km/h
  • Uses 1.4 L/100 km less fuel
  • Has 36 hp/t better power-to-weight
  • Emits 35 g/km less CO2

Pros

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

Cons

  • Smallest trunk

Alfa Romeo Spider (939) 1.8 TBi

  • Has 40 Nm more
  • Has 118 km (74 mi) more estimated range
  • Has 128 L more trunk volume

Pros

  • Highest torque
  • Best estimated range
  • Largest trunk

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mini Convertible (R57) JCW 1.6
Alfa Romeo Spider (939) 1.8 TBi
Compare selected cars
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