Car comparison

BMW 7 Series (G11) 730dvsBMW 7 Series (E23) 745i

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

New comparison

BMW 7 Series (G11)

730d

265 hp2993 ccDieselRWDAutomaticTurbochargedSedan2015-2019
VS

BMW 7 Series (E23)

745i

252 hp3210 ccGasolineRWDAutomaticTurbochargedSedan1979-1983

Comparison overview

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

Best choices

BMW 7 Series (G11) 730d

  • Quickest 0-100 km/h
    6.1 s
  • Fastest top speed
    265 km/h
    165 mph Unrestricted
    250 km/h
    155 mph Restricted
  • Most powerful
    265 hp
    198 kW
  • Highest torque
    620 Nm
    457 lb-ft
  • Lowest city consumption
    5.8 L/100 km
    40.6 mpg US
    48.7 mpg UK
  • Best overall score
    71/100
  • Best performance score
    68/100
  • Best economy score
    94/100

BMW 7 Series (E23) 745i

  • Lightest
    1,600 kg
    3,527 lb
  • Best power-to-weight
    158 hp/t
    117 kW/t
    6.3 kg/hp
  • Best practicality score
    78/100

Specification comparison

Specification comparison
ModelBMW7 Series (G11)730dBMW7 Series (E23)745i
Power
265hp198kW
252hp188kW
Torque
620Nm457lb-ft
380Nm280lb-ft
Curb weight
1,755kg3,869lb
1,600kg3,527lb
Gross weight
2,450kg5,401lb
2,070kg4,564lb
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Calculated
221 km/h
137 mph
To 99% top speed
62.9s99% target: 262 km/h / 163 mph
Calculated
62.7s99% target: 219 km/h / 136 mph
Calculated
0-100 km/h
6.1s
7.8s
0-200 km/h
18.6s
Calculated
31.5s
Calculated
0-60 mph
5.8s
Calculated
7.4s
Calculated
Fuel consumption
4.9L/100 km48mpg US57.6mpg UK
-
Fuel consumption city
5.8L/100 km40.6mpg US48.7mpg UK
16.6L/100 km14.2mpg US17.0mpg UK
Fuel consumption highway
4.4L/100 km53.5mpg US64.2mpg UK
-
Quarter mile
14.0s
Calculated
15.6s
Calculated
Power-to-weight
151hp/t113kW/t68hp/1000 lb
Calculated
158hp/t117kW/t71hp/1000 lb
Calculated
Torque-to-weight
353Nm/t236lb-ft/ton
Calculated
238Nm/t159lb-ft/ton
Calculated
Estimated range
1,592km989mi
Calculated
-
Displacement
2,993cc183cu in
3,210cc196cu in
Length
5,098mm201in
4,860mm191in
Width
1,902mm75in
1,800mm71in
Height
1,478mm58in
1,430mm56in
Wheelbase
3,070mm121in
2,795mm110in
Front track
1,618mm64in
1,502mm59in
Rear track
1,646mm65in
1,524mm60in
Ground clearance
135mm5in
132mm5in
Trunk volume
515L
-
Doors
4
4
Seats
5
5
Fuel tank
78L
100L
CO2 emissions
129g/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 7 Series (G11) 730dBMW 7 Series (E23) 745iPowerTorque
  • BMW 7 Series (G11) 730d: Power / Torque
  • BMW 7 Series (E23) 745i: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW7 Series (G11)730d4,000 rpm2,000-2,500 rpm4,250 rpm
BMW7 Series (E23)745i5,200 rpm2,600 rpm5,450 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW7 Series (G11)730dBMW7 Series (E23)745i
Acceleration checkpoints
0-60 mph
0-97 km/h
5.8 s
7.4 s
0-100 km/h
0-62 mph
6.1 s
7.8 s
0-200 km/h
0-124 mph
18.6 s
31.5 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Likely limited
221 km/h
137 mph
Drag race simulation
60 ft
18 m
2.6 s
2.8 s
330 ft
101 m
6.4 s
7.1 s
1/8 mile
201 m
9.4 s
10.4 s
1000 ft
305 m
11.9 s
13.3 s
1/4 mile
402 m
14.0 s
15.6 s
Trap speed
1/4 mile
402 m
174 km/h
108 mph
154 km/h
95 mph

Power comparison

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

Chart data table
VehicleValue
BMW7 Series (G11)730d
265 hp
198 kW
BMW7 Series (E23)745i
252 hp
188 kW

BMW 7 Series (G11) 730d has 13 hp more than BMW 7 Series (E23) 745i.

The biggest power difference is between BMW 7 Series (E23) 745i and BMW 7 Series (G11) 730d: 13 hp (10 kW).

Torque comparison

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

Chart data table
VehicleValue
BMW7 Series (G11)730d
620 Nm
457 lb-ft
BMW7 Series (E23)745i
380 Nm
280 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMW7 Series (G11)730d
1,755 kg
3,869 lb
BMW7 Series (E23)745i
1,600 kg
3,527 lb

Top speed without limiter comparison

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

Chart data table
VehicleValue
BMW7 Series (G11)730d
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
BMW7 Series (E23)745i
221 km/h
137 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BMW7 Series (G11)730d6.1 s
BMW7 Series (E23)745i7.8 s

The biggest 0-100 km/h difference is between BMW 7 Series (G11) 730d and BMW 7 Series (E23) 745i: 1.7 s.

Power-to-weight comparison

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

Chart data table
VehicleValue
BMW7 Series (G11)730d
151 hp/t
113 kW/t
6.6 kg/hp
BMW7 Series (E23)745i
157 hp/t
117 kW/t
6.3 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW7 Series (G11)730d
265 hp
198 kW
6.1 s
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
BMW7 Series (E23)745i
252 hp
188 kW
7.8 s
221 km/h
137 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
BMW7 Series (G11)730d
Power
265 hp
198 kW
0-100 km/h6.1 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
Doors/seats
4 doors
5 seats
Trunk
515 L
18.2 cu ft
Length
5,098 mm
200.7 in
Height
1,478 mm
58.2 in
BMW7 Series (E23)745i
Power
252 hp
188 kW
0-100 km/h7.8 s
Top speed
221 km/h
137 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
VehicleBMW7 Series (G11)730dBMW7 Series (E23)745i
Power
265 hp
198 kW
252 hp
188 kW
Torque
620 Nm
457 lb-ft
380 Nm
280 lb-ft
Acceleration
6.1 s
7.8 s
Top speed
Unrestricted
265 km/h165 mph
Restricted
250 km/h155 mph
221 km/h
137 mph
Lightness
1,755 kg
3,869 lb
1,600 kg
3,527 lb
Fuel consumption
4.9 L/100 km
48.0 mpg US
57.6 mpg UK
-
Practicality
Doors/seats
4 doors
5 seats
Trunk
515 L
18.2 cu ft
Length
5,098 mm
200.7 in
Height
1,478 mm
58.2 in
Doors/seats
4 doors
5 seats
Trunk-
Length
4,860 mm
191.3 in
Height
1,430 mm
56.3 in
Range score
1,592 km
989 mi
-
CO2 score
129 g/km
-
Trunk score
515 L
18.2 cu ft
-
Power-to-weight score
151 hp/t
113 kW/t
6.6 kg/hp
158 hp/t
117 kW/t
6.3 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 7 Series (G11) 730d
Consumption4.9 L/100 km48 mpg US57.6 mpg UK
Cost / 100 km8.58 LC100 km
Cost / 100 mi13.80 LC100 mi
Annual fuel used735 L194 US gal162 UK gal
Annual fuel cost1,286 LC/year

Head-to-head comparisons

BMW 7 Series (G11) 730d

  • Has 13 hp more
  • Has 240 Nm more
  • Is 1.7 s quicker from 0-100 km/h
  • Has 44 km/h (27 mph) higher top speed

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque

Cons

  • Heaviest

BMW 7 Series (E23) 745i

  • Is 155 kg lighter
  • Has 7 hp/t better power-to-weight

Pros

  • Lightest
  • Best power-to-weight ratio

Cons

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

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 7 Series (G11) 730d
BMW 7 Series (E23) 745i
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BMW 7 Series (G11) 730d vs BMW 7 Series (E23) 745i - car comparison - FastVsFaster