Car comparison

Mercedes-Benz W124 300 EvsBMW 7 Series (E23) 735i

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

New comparison

Mercedes-Benz W124

300 E

190 hp2962 ccGasolineRWDAutomaticNaturally aspiratedSedan1984-1985
VS

BMW 7 Series (E23)

735i

217 hp3430 ccGasolineRWDManualNaturally aspiratedSedan1982-1983

Comparison overview

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

Best choices

BMW 7 Series (E23) 735i

  • Quickest 0-100 km/h
    8.0 s
  • Most powerful
    217 hp
    162 kW
  • Highest torque
    305 Nm
    225 lb-ft
  • Best power-to-weight
    142 hp/t
    106 kW/t
    7.1 kg/hp
  • Best overall score
    58/100
  • Best performance score
    49/100
  • Best practicality score
    78/100

Mercedes-Benz W124 300 E

  • Fastest top speed
    225 km/h
    140 mph
  • Lightest
    1,340 kg
    2,954 lb
  • Lowest city consumption
    11.9 L/100 km
    19.8 mpg US
    23.7 mpg UK
  • Best economy score
    0/100

Specification comparison

Specification comparison
ModelMercedes-BenzW124300 EBMW7 Series (E23)735i
Power
190hp142kW
217hp162kW
Torque
260Nm192lb-ft
305Nm225lb-ft
Curb weight
1,340kg2,954lb
1,530kg3,373lb
Gross weight
1,860kg4,101lb
2,000kg4,409lb
Top speed
225 km/h
140 mph
212 km/h
132 mph
To 99% top speed
73.6s99% target: 223 km/h / 138 mph
Calculated
61.6s99% target: 210 km/h / 130 mph
Calculated
0-100 km/h
8.3s
8.0s
0-200 km/h
33.6s
Calculated
37.9s
Calculated
0-60 mph
7.9s
Calculated
7.6s
Calculated
Fuel consumption city
11.9L/100 km19.8mpg US23.7mpg UK
16.8L/100 km14mpg US16.8mpg UK
Fuel consumption highway
8L/100 km29.4mpg US35.3mpg UK
-
Quarter mile
16.0s
Calculated
15.8s
Calculated
Power-to-weight
142hp/t106kW/t64hp/1000 lb
Calculated
142hp/t106kW/t64hp/1000 lb
Calculated
Torque-to-weight
194Nm/t130lb-ft/ton
Calculated
199Nm/t133lb-ft/ton
Calculated
Displacement
2,962cc181cu in
3,430cc209cu in
Length
4,740mm187in
4,860mm191in
Width
1,740mm69in
1,800mm71in
Height
1,451mm57in
1,430mm56in
Wheelbase
2,800mm110in
2,795mm110in
Front track
1,501mm59in
1,502mm59in
Rear track
1,485mm58in
1,524mm60in
Ground clearance-
132mm5in
Trunk volume
520L
-
Doors
4
4
Seats
5
5
Fuel tank
70L
100L

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.

Mercedes-Benz W124 300 EBMW 7 Series (E23) 735iPowerTorque
  • Mercedes-Benz W124 300 E: Power / Torque
  • BMW 7 Series (E23) 735i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
Mercedes-BenzW124300 E5,600 rpm4,250 rpm5,850 rpm
BMW7 Series (E23)735i5,500 rpm4,000 rpm5,750 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricMercedes-BenzW124300 EBMW7 Series (E23)735i
Acceleration checkpoints
0-60 mph
0-97 km/h
7.9 s
7.6 s
0-100 km/h
0-62 mph
8.3 s
8.0 s
0-200 km/h
0-124 mph
33.6 s
37.9 s
Top speed
225 km/h
140 mph
212 km/h
132 mph
Drag race simulation
60 ft
18 m
2.8 s
2.8 s
330 ft
101 m
7.2 s
7.1 s
1/8 mile
201 m
10.6 s
10.5 s
1000 ft
305 m
13.6 s
13.4 s
1/4 mile
402 m
16.0 s
15.8 s
Trap speed
1/4 mile
402 m
150 km/h
93 mph
150 km/h
93 mph

Power comparison

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

Chart data table
VehicleValue
Mercedes-BenzW124300 E
190 hp
142 kW
BMW7 Series (E23)735i
217 hp
162 kW

BMW 7 Series (E23) 735i has 27 hp more than Mercedes-Benz W124 300 E.

The biggest power difference is between Mercedes-Benz W124 300 E and BMW 7 Series (E23) 735i: 27 hp (20 kW).

Torque comparison

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

Chart data table
VehicleValue
Mercedes-BenzW124300 E
260 Nm
192 lb-ft
BMW7 Series (E23)735i
305 Nm
225 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
Mercedes-BenzW124300 E
1,340 kg
2,954 lb
BMW7 Series (E23)735i
1,530 kg
3,373 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
Mercedes-BenzW124300 E
225 km/h
140 mph
BMW7 Series (E23)735i
212 km/h
132 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
Mercedes-BenzW124300 E8.3 s
BMW7 Series (E23)735i8.0 s

The biggest 0-100 km/h difference is between BMW 7 Series (E23) 735i and Mercedes-Benz W124 300 E: 0.3 s.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
Mercedes-BenzW124300 E
142 hp/t
106 kW/t
7.1 kg/hp
BMW7 Series (E23)735i
142 hp/t
106 kW/t
7.1 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
Mercedes-BenzW124300 E
190 hp
142 kW
8.3 s
225 km/h
140 mph
BMW7 Series (E23)735i
217 hp
162 kW
8.0 s
212 km/h
132 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
Mercedes-BenzW124300 E
Power
190 hp
142 kW
0-100 km/h8.3 s
Top speed
225 km/h
140 mph
Doors/seats
4 doors
5 seats
Trunk
520 L
18.4 cu ft
Length
4,740 mm
186.6 in
Height
1,451 mm
57.1 in
BMW7 Series (E23)735i
Power
217 hp
162 kW
0-100 km/h8.0 s
Top speed
212 km/h
132 mph
Doors/seats
4 doors
5 seats
Trunk-
Length
4,860 mm
191.3 in
Height
1,430 mm
56.3 in

Detailed score breakdown

Detailed score breakdown
VehicleMercedes-BenzW124300 EBMW7 Series (E23)735i
Power
190 hp
142 kW
217 hp
162 kW
Torque
260 Nm
192 lb-ft
305 Nm
225 lb-ft
Acceleration
8.3 s
8.0 s
Top speed
225 km/h
140 mph
212 km/h
132 mph
Lightness
1,340 kg
2,954 lb
1,530 kg
3,373 lb
Practicality
Doors/seats
4 doors
5 seats
Trunk
520 L
18.4 cu ft
Length
4,740 mm
186.6 in
Height
1,451 mm
57.1 in
Doors/seats
4 doors
5 seats
Trunk-
Length
4,860 mm
191.3 in
Height
1,430 mm
56.3 in
Trunk score
520 L
18.4 cu ft
-
Power-to-weight score
142 hp/t
106 kW/t
7.1 kg/hp
142 hp/t
106 kW/t
7.1 kg/hp
Overall
Fixed score
Fixed score

Head-to-head comparisons

Mercedes-Benz W124 300 E

  • Is 190 kg lighter
  • Has 13 km/h (8 mph) higher top speed

Pros

  • Highest top speed
  • Lightest

Cons

  • Slowest 0-100 km/h
  • Lowest power

BMW 7 Series (E23) 735i

  • Has 27 hp more
  • Has 45 Nm more
  • Is 0.3 s quicker from 0-100 km/h
  • Has 0 hp/t better power-to-weight

Pros

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

Cons

  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
Mercedes-Benz W124 300 E
BMW 7 Series (E23) 735i
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