Car comparison

BMW M3 Coupe (E30) 2.5vsBMW 6 Series (E24) · Facelift 1987 M 635CSi

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

New comparison

BMW M3 Coupe (E30)

2.5

238 hp2467 ccGasolineRWDManualNaturally aspiratedCoupe1990-1990
VS

BMW 6 Series (E24) · Facelift 1987

M 635CSi

260 hp3453 ccGasolineRWDManualNaturally aspiratedCoupe1987-1989

Comparison overview

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

Best choices

BMW M3 Coupe (E30) 2.5

  • Quickest 0-100 km/h
    6.5 s
  • Fastest top speed
    248 km/h
    154 mph
  • Lightest
    1,200 kg
    2,646 lb
  • Best power-to-weight
    198 hp/t
    148 kW/t
    5.0 kg/hp
  • Lowest combined fuel consumption
    8.8 L/100 km
    26.7 mpg US
    32.1 mpg UK
  • Lowest city consumption
    12.5 L/100 km
    18.8 mpg US
    22.6 mpg UK
  • Lowest highway consumption
    7.8 L/100 km
    30.2 mpg US
    36.2 mpg UK
  • Best estimated range
    795 km
    494 mi
  • Largest trunk
    420 L
  • Best overall score
    55/100
  • Best performance score
    57/100
  • Best economy score
    83/100
  • Best practicality score
    51/100

Specification comparison

Specification comparison
ModelBMWM3 Coupe (E30)2.5BMW6 Series (E24)Facelift 1987M 635CSi
Power
238hp177kW
260hp194kW
Torque
240Nm177lb-ft
330Nm243lb-ft
Curb weight
1,200kg2,646lb
1,515kg3,340lb
Gross weight
1,600kg3,527lb
1,865kg4,112lb
Top speed
248 km/h
154 mph
242 km/h
150 mph
To 99% top speed
77.9s99% target: 246 km/h / 153 mph
Calculated
92.7s99% target: 240 km/h / 149 mph
Calculated
0-100 km/h
6.5s
6.9s
0-200 km/h
24.2s
Calculated
28.9s
Calculated
0-60 mph
6.2s
Calculated
6.5s
Calculated
Fuel consumption
8.8L/100 km26.7mpg US32.1mpg UK
11.9L/100 km19.8mpg US23.7mpg UK
Fuel consumption city
12.5L/100 km18.8mpg US22.6mpg UK
17.6L/100 km13.4mpg US16.1mpg UK
Fuel consumption highway
7.8L/100 km30.2mpg US36.2mpg UK
8.1L/100 km29mpg US34.9mpg UK
Quarter mile
14.5s
Calculated
14.9s
Calculated
Power-to-weight
198hp/t148kW/t90hp/1000 lb
Calculated
172hp/t128kW/t78hp/1000 lb
Calculated
Torque-to-weight
200Nm/t134lb-ft/ton
Calculated
218Nm/t146lb-ft/ton
Calculated
Estimated range
795km494mi
Calculated
588km366mi
Calculated
Displacement
2,467cc151cu in
3,453cc211cu in
Length
4,345mm171in
4,815mm190in
Width
1,680mm66in
1,725mm68in
Height
1,370mm54in
1,355mm53in
Wheelbase
2,565mm101in
2,625mm103in
Front track
1,424mm56in
1,430mm56in
Rear track
1,445mm57in
1,464mm58in
Trunk volume
420L
335L
Doors
2
2
Seats
4
4
Fuel tank
70L
70L

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 M3 Coupe (E30) 2.5BMW 6 Series (E24) Facelift 1987 M 635CSiPowerTorque
  • BMW M3 Coupe (E30) 2.5: Power / Torque
  • BMW 6 Series (E24) Facelift 1987 M 635CSi: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMWM3 Coupe (E30)2.57,000 rpm4,750 rpm7,250 rpm
BMW6 Series (E24)Facelift 1987M 635CSi6,500 rpm4,500 rpm6,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMWM3 Coupe (E30)2.5BMW6 Series (E24)Facelift 1987M 635CSi
Acceleration checkpoints
0-60 mph
0-97 km/h
6.2 s
6.5 s
0-100 km/h
0-62 mph
6.5 s
6.9 s
0-200 km/h
0-124 mph
24.2 s
28.9 s
Top speed
248 km/h
154 mph
242 km/h
150 mph
Drag race simulation
60 ft
18 m
2.4 s
2.4 s
330 ft
101 m
6.4 s
6.4 s
1/8 mile
201 m
9.6 s
9.7 s
1000 ft
305 m
12.3 s
12.5 s
1/4 mile
402 m
14.5 s
14.9 s
Trap speed
1/4 mile
402 m
161 km/h
100 mph
154 km/h
96 mph

Power comparison

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

Chart data table
VehicleValue
BMWM3 Coupe (E30)2.5
238 hp
177 kW
BMW6 Series (E24)Facelift 1987M 635CSi
260 hp
194 kW

BMW 6 Series (E24) Facelift 1987 M 635CSi has 22 hp more than BMW M3 Coupe (E30) 2.5.

The biggest power difference is between BMW M3 Coupe (E30) 2.5 and BMW 6 Series (E24) Facelift 1987 M 635CSi: 22 hp (16 kW).

Torque comparison

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

Chart data table
VehicleValue
BMWM3 Coupe (E30)2.5
240 Nm
177 lb-ft
BMW6 Series (E24)Facelift 1987M 635CSi
330 Nm
243 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMWM3 Coupe (E30)2.5
1,200 kg
2,646 lb
BMW6 Series (E24)Facelift 1987M 635CSi
1,515 kg
3,340 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BMWM3 Coupe (E30)2.5
248 km/h
154 mph
BMW6 Series (E24)Facelift 1987M 635CSi
242 km/h
150 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BMWM3 Coupe (E30)2.56.5 s
BMW6 Series (E24)Facelift 1987M 635CSi6.9 s

Although BMW 6 Series (E24) Facelift 1987 M 635CSi has more power, BMW M3 Coupe (E30) 2.5 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between BMW M3 Coupe (E30) 2.5 and BMW 6 Series (E24) Facelift 1987 M 635CSi: 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
BMWM3 Coupe (E30)2.5
8.8 L/100 km
26.7 mpg US
32.1 mpg UK
BMW6 Series (E24)Facelift 1987M 635CSi
11.9 L/100 km
19.8 mpg US
23.7 mpg UK

The biggest fuel consumption difference is between BMW M3 Coupe (E30) 2.5 and BMW 6 Series (E24) Facelift 1987 M 635CSi: 3.1 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
BMWM3 Coupe (E30)2.5
198 hp/t
148 kW/t
5.0 kg/hp
BMW6 Series (E24)Facelift 1987M 635CSi
172 hp/t
128 kW/t
5.8 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMWM3 Coupe (E30)2.5
795 km
494 mi
BMW6 Series (E24)Facelift 1987M 635CSi
588 km
366 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMWM3 Coupe (E30)2.5
238 hp
177 kW
6.5 s
248 km/h
154 mph
BMW6 Series (E24)Facelift 1987M 635CSi
260 hp
194 kW
6.9 s
242 km/h
150 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
BMWM3 Coupe (E30)2.5
Power
238 hp
177 kW
0-100 km/h6.5 s
Top speed
248 km/h
154 mph
Doors/seats
2 doors
4 seats
Trunk
420 L
14.8 cu ft
Length
4,345 mm
171.1 in
Height
1,370 mm
53.9 in
BMW6 Series (E24)Facelift 1987M 635CSi
Power
260 hp
194 kW
0-100 km/h6.9 s
Top speed
242 km/h
150 mph
Doors/seats
2 doors
4 seats
Trunk
335 L
11.8 cu ft
Length
4,815 mm
189.6 in
Height
1,355 mm
53.3 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
BMWM3 Coupe (E30)2.5
Power
238 hp
177 kW
0-100 km/h6.5 s
Top speed
248 km/h
154 mph
8.8 L/100 km
26.7 mpg US
32.1 mpg UK
BMW6 Series (E24)Facelift 1987M 635CSi
Power
260 hp
194 kW
0-100 km/h6.9 s
Top speed
242 km/h
150 mph
11.9 L/100 km
19.8 mpg US
23.7 mpg UK

BMW M3 Coupe (E30) 2.5 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
BMWM3 Coupe (E30)2.5
8.8 L/100 km
26.7 mpg US
32.1 mpg UK
6.5 s
BMW6 Series (E24)Facelift 1987M 635CSi
11.9 L/100 km
19.8 mpg US
23.7 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
BMWM3 Coupe (E30)2.5
198 hp/t
148 kW/t
5.0 kg/hp
8.8 L/100 km
26.7 mpg US
32.1 mpg UK
BMW6 Series (E24)Facelift 1987M 635CSi
172 hp/t
128 kW/t
5.8 kg/hp
11.9 L/100 km
19.8 mpg US
23.7 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMWM3 Coupe (E30)2.5BMW6 Series (E24)Facelift 1987M 635CSi
Power
238 hp
177 kW
260 hp
194 kW
Torque
240 Nm
177 lb-ft
330 Nm
243 lb-ft
Acceleration
6.5 s
6.9 s
Top speed
248 km/h
154 mph
242 km/h
150 mph
Lightness
1,200 kg
2,646 lb
1,515 kg
3,340 lb
Fuel consumption
8.8 L/100 km
26.7 mpg US
32.1 mpg UK
11.9 L/100 km
19.8 mpg US
23.7 mpg UK
Practicality
Doors/seats
2 doors
4 seats
Trunk
420 L
14.8 cu ft
Length
4,345 mm
171.1 in
Height
1,370 mm
53.9 in
Doors/seats
2 doors
4 seats
Trunk
335 L
11.8 cu ft
Length
4,815 mm
189.6 in
Height
1,355 mm
53.3 in
Range score
795 km
494 mi
588 km
366 mi
Trunk score
420 L
14.8 cu ft
335 L
11.8 cu ft
Power-to-weight score
198 hp/t
148 kW/t
5.0 kg/hp
172 hp/t
128 kW/t
5.8 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 M3 Coupe (E30) 2.5BMW 6 Series (E24) Facelift 1987 M 635CSi
Consumption8.8 L/100 km26.7 mpg US32.1 mpg UK11.9 L/100 km19.8 mpg US23.7 mpg UK
Cost / 100 km15.40 LC100 km20.83 LC100 km
Cost / 100 mi24.78 LC100 mi33.51 LC100 mi
Annual fuel used1,320 L349 US gal290 UK gal1,785 L472 US gal393 UK gal
Annual fuel cost2,310 LC/year3,124 LC/year

Head-to-head comparisons

BMW M3 Coupe (E30) 2.5

  • Is 315 kg lighter
  • Is 0.4 s quicker from 0-100 km/h
  • Has 6 km/h (4 mph) higher top speed
  • Uses 3.1 L/100 km less fuel
  • Has 27 hp/t better power-to-weight
  • Has 207 km (129 mi) more estimated range
  • Has 85 L more trunk volume

Pros

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

Cons

  • Lowest power

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW M3 Coupe (E30) 2.5
BMW 6 Series (E24) M 635CSi
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