Car comparison

BMW 7 Series (E23) · Facelift 1983 745i · Stage 3vsBMW 7 Series (E23) · Facelift 1983 745i · Stage 2vsBMW 7 Series (E23) · Facelift 1983 745i · Stage 1vsBMW 7 Series (E23) · Facelift 1983 745i

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

New comparison

BMW 7 Series (E23) · Facelift 1983

745i (Stage 3)

378 hp3430 ccGasolineRWDAutomaticTurbochargedSedan1983-1986
VS

BMW 7 Series (E23) · Facelift 1983

745i (Stage 2)

328 hp3430 ccGasolineRWDAutomaticTurbochargedSedan1983-1986
VS

BMW 7 Series (E23) · Facelift 1983

745i (Stage 1)

297 hp3430 ccGasolineRWDAutomaticTurbochargedSedan1983-1986
VS

BMW 7 Series (E23) · Facelift 1983

745i

252 hp3430 ccGasolineRWDAutomaticTurbochargedSedan1983-1986

Comparison overview

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

Best choices

BMW 7 Series (E23) Facelift 1983 745i (Stage 3) 378 hp

  • Quickest 0-100 km/h
    6.1 s
  • Fastest top speed
    265 km/h
    165 mph
  • Most powerful
    378 hp
    282 kW
  • Highest torque
    589 Nm
    434 lb-ft
  • Lightest
    1,590 kg
    3,505 lb
  • Best power-to-weight
    238 hp/t
    177 kW/t
    4.2 kg/hp
  • Lowest combined fuel consumption
    11.8 L/100 km
    19.9 mpg US
    23.9 mpg UK
  • Lowest city consumption
    16.6 L/100 km
    14.2 mpg US
    17.0 mpg UK
  • Lowest highway consumption
    8.4 L/100 km
    28.0 mpg US
    33.6 mpg UK
  • Best estimated range
    847 km
    527 mi
  • Largest trunk
    480 L
  • Best overall score
    72/100
  • Best performance score
    71/100
  • Best economy score
    75/100
  • Best practicality score
    74/100

Specification comparison

Specification comparison
ModelBMW7 Series (E23)Facelift 1983745i (Stage 3)378 hpBMW7 Series (E23)Facelift 1983745i (Stage 2)328 hpBMW7 Series (E23)Facelift 1983745i (Stage 1)297 hpBMW7 Series (E23)Facelift 1983745i252 hp
Power
378hp282kW+126 hp
328hp244kW+76 hp
297hp222kW+45 hp
252hp188kW
Torque
589Nm434lb-ft+209 Nm
513Nm378lb-ft+133 Nm
464Nm342lb-ft+84 Nm
380Nm280lb-ft
Curb weight
1,590kg3,505lb
1,590kg3,505lb
1,590kg3,505lb
1,590kg3,505lb
Gross weight
2,100kg4,630lb
2,100kg4,630lb
2,100kg4,630lb
2,100kg4,630lb
Top speed
265 km/h
165 mph
+38 km/h
255 km/h
158 mph
+28 km/h
248 km/h
154 mph
+21 km/h
227 km/h
141 mph
To 99% top speed
64.3s99% target: 262 km/h / 163 mph-11.0 s
Calculated
70.1s99% target: 252 km/h / 157 mph-5.2 s
Calculated
73.8s99% target: 246 km/h / 153 mph-1.5 s
Calculated
75.3s99% target: 225 km/h / 140 mph
Calculated
0-100 km/h
6.1s-1.8 s
6.7s-1.2 s
7.1s-0.8 s
7.9s
0-200 km/h
18.9s-13.7 s
Calculated
22.0s-10.5 s
Calculated
24.6s-8.0 s
Calculated
32.5s
Calculated
0-60 mph
5.9s-1.7 s
Calculated
6.4s-1.1 s
Calculated
6.8s-0.7 s
Calculated
7.5s
Calculated
Fuel consumption
11.8L/100 km19.9mpg US23.9mpg UK
11.8L/100 km19.9mpg US23.9mpg UK
11.8L/100 km19.9mpg US23.9mpg UK
11.8L/100 km19.9mpg US23.9mpg UK
Fuel consumption city
16.6L/100 km14.2mpg US17.0mpg UK
16.6L/100 km14.2mpg US17.0mpg UK
16.6L/100 km14.2mpg US17.0mpg UK
16.6L/100 km14.2mpg US17.0mpg UK
Fuel consumption highway
8.4L/100 km28mpg US33.6mpg UK
8.4L/100 km28mpg US33.6mpg UK
8.4L/100 km28mpg US33.6mpg UK
8.4L/100 km28mpg US33.6mpg UK
Quarter mile
14.1s-1.6 s
Calculated
14.6s-1.1 s
Calculated
15.0s-0.7 s
Calculated
15.7s
Calculated
Power-to-weight
238hp/t177kW/t108hp/1000 lb
Calculated
206hp/t154kW/t93hp/1000 lb
Calculated
187hp/t139kW/t85hp/1000 lb
Calculated
158hp/t118kW/t72hp/1000 lb
Calculated
Torque-to-weight
370Nm/t248lb-ft/ton
Calculated
323Nm/t216lb-ft/ton
Calculated
292Nm/t195lb-ft/ton
Calculated
239Nm/t160lb-ft/ton
Calculated
Estimated range
847km527mi
Calculated
847km527mi
Calculated
847km527mi
Calculated
847km527mi
Calculated
Displacement
3,430cc209cu in
3,430cc209cu in
3,430cc209cu in
3,430cc209cu in
Length
4,860mm191in
4,860mm191in
4,860mm191in
4,860mm191in
Width
1,800mm71in
1,800mm71in
1,800mm71in
1,800mm71in
Height
1,430mm56in
1,430mm56in
1,430mm56in
1,430mm56in
Wheelbase
2,795mm110in
2,795mm110in
2,795mm110in
2,795mm110in
Front track
1,502mm59in
1,502mm59in
1,502mm59in
1,502mm59in
Rear track
1,524mm60in
1,524mm60in
1,524mm60in
1,524mm60in
Ground clearance
132mm5in
132mm5in
132mm5in
132mm5in
Trunk volume
480L
480L
480L
480L
Doors
4
4
4
4
Seats
5
5
5
5
Fuel tank
100L
100L
100L
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.

BMW 7 Series (E23) Facelift 1983 745i (Stage 3) 378 hpBMW 7 Series (E23) Facelift 1983 745i (Stage 2) 328 hpBMW 7 Series (E23) Facelift 1983 745i (Stage 1) 297 hpBMW 7 Series (E23) Facelift 1983 745i 252 hpPowerTorque
  • BMW 7 Series (E23) Facelift 1983 745i (Stage 3) 378 hp: Power / Torque
  • BMW 7 Series (E23) Facelift 1983 745i (Stage 2) 328 hp: Power / Torque
  • BMW 7 Series (E23) Facelift 1983 745i (Stage 1) 297 hp: Power / Torque
  • BMW 7 Series (E23) Facelift 1983 745i 252 hp: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW7 Series (E23)Facelift 1983745i (Stage 3)378 hp4,900 rpm2,200 rpm5,150 rpm
BMW7 Series (E23)Facelift 1983745i (Stage 2)328 hp4,900 rpm2,200 rpm5,150 rpm
BMW7 Series (E23)Facelift 1983745i (Stage 1)297 hp4,900 rpm2,200 rpm5,150 rpm
BMW7 Series (E23)Facelift 1983745i252 hp4,900 rpm2,200 rpm5,150 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW7 Series (E23)Facelift 1983745i (Stage 3)378 hpBMW7 Series (E23)Facelift 1983745i (Stage 2)328 hpBMW7 Series (E23)Facelift 1983745i (Stage 1)297 hpBMW7 Series (E23)Facelift 1983745i252 hp
Acceleration checkpoints
0-60 mph
0-97 km/h
5.9 s
6.4 s
6.8 s
7.5 s
0-100 km/h
0-62 mph
6.1 s
6.7 s
7.1 s
7.9 s
0-200 km/h
0-124 mph
18.9 s
22.0 s
24.6 s
32.5 s
Top speed
265 km/h
165 mph
255 km/h
158 mph
248 km/h
154 mph
227 km/h
141 mph
Drag race simulation
60 ft
18 m
2.6 s
2.6 s
2.7 s
2.7 s
330 ft
101 m
6.4 s
6.6 s
6.8 s
7.0 s
1/8 mile
201 m
9.4 s
9.8 s
10.0 s
10.4 s
1000 ft
305 m
11.9 s
12.4 s
12.7 s
13.3 s
1/4 mile
402 m
14.1 s
14.6 s
15.0 s
15.7 s
Trap speed
1/4 mile
402 m
173 km/h
108 mph
165 km/h
103 mph
160 km/h
99 mph
151 km/h
94 mph

Power comparison

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

BMW 7 Series (E23) Facelift 1983 745i (Stage 3) 378 hp has 126 hp more than BMW 7 Series (E23) Facelift 1983 745i 252 hp.

The biggest power difference is between BMW 7 Series (E23) Facelift 1983 745i 252 hp and BMW 7 Series (E23) Facelift 1983 745i (Stage 3) 378 hp: 126 hp (94 kW).

Torque comparison

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

Curb weight comparison

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

Top speed without limiter comparison

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

0-100 km/h comparison

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

The biggest 0-100 km/h difference is between BMW 7 Series (E23) Facelift 1983 745i (Stage 3) 378 hp and BMW 7 Series (E23) Facelift 1983 745i 252 hp: 1.8 s.

The closest cars by acceleration are BMW 7 Series (E23) Facelift 1983 745i (Stage 2) 328 hp and BMW 7 Series (E23) Facelift 1983 745i (Stage 1) 297 hp, separated by only 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
BMW7 Series (E23)Facelift 1983745i (Stage 3)378 hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
BMW7 Series (E23)Facelift 1983745i (Stage 2)328 hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
BMW7 Series (E23)Facelift 1983745i (Stage 1)297 hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
BMW7 Series (E23)Facelift 1983745i252 hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK

Power-to-weight comparison

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

Chart data table
VehicleValue
BMW7 Series (E23)Facelift 1983745i (Stage 3)378 hp
238 hp/t
177 kW/t
4.2 kg/hp
BMW7 Series (E23)Facelift 1983745i (Stage 2)328 hp
206 hp/t
154 kW/t
4.9 kg/hp
BMW7 Series (E23)Facelift 1983745i (Stage 1)297 hp
187 hp/t
139 kW/t
5.3 kg/hp
BMW7 Series (E23)Facelift 1983745i252 hp
158 hp/t
118 kW/t
6.3 kg/hp

Estimated range comparison

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

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW7 Series (E23)Facelift 1983745i (Stage 3)378 hp
378 hp
282 kW
6.1 s
265 km/h
165 mph
BMW7 Series (E23)Facelift 1983745i (Stage 2)328 hp
328 hp
244 kW
6.7 s
255 km/h
158 mph
BMW7 Series (E23)Facelift 1983745i (Stage 1)297 hp
297 hp
222 kW
7.1 s
248 km/h
154 mph
BMW7 Series (E23)Facelift 1983745i252 hp
252 hp
188 kW
7.9 s
227 km/h
141 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 (E23)Facelift 1983745i (Stage 3)378 hp
Power
378 hp
282 kW
0-100 km/h6.1 s
Top speed
265 km/h
165 mph
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,860 mm
191.3 in
Height
1,430 mm
56.3 in
BMW7 Series (E23)Facelift 1983745i (Stage 2)328 hp
Power
328 hp
244 kW
0-100 km/h6.7 s
Top speed
255 km/h
158 mph
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,860 mm
191.3 in
Height
1,430 mm
56.3 in
BMW7 Series (E23)Facelift 1983745i (Stage 1)297 hp
Power
297 hp
222 kW
0-100 km/h7.1 s
Top speed
248 km/h
154 mph
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,860 mm
191.3 in
Height
1,430 mm
56.3 in
BMW7 Series (E23)Facelift 1983745i252 hp
Power
252 hp
188 kW
0-100 km/h7.9 s
Top speed
227 km/h
141 mph
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,860 mm
191.3 in
Height
1,430 mm
56.3 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
BMW7 Series (E23)Facelift 1983745i (Stage 3)378 hp
Power
378 hp
282 kW
0-100 km/h6.1 s
Top speed
265 km/h
165 mph
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
BMW7 Series (E23)Facelift 1983745i (Stage 2)328 hp
Power
328 hp
244 kW
0-100 km/h6.7 s
Top speed
255 km/h
158 mph
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
BMW7 Series (E23)Facelift 1983745i (Stage 1)297 hp
Power
297 hp
222 kW
0-100 km/h7.1 s
Top speed
248 km/h
154 mph
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
BMW7 Series (E23)Facelift 1983745i252 hp
Power
252 hp
188 kW
0-100 km/h7.9 s
Top speed
227 km/h
141 mph
11.8 L/100 km
19.9 mpg US
23.9 mpg UK

BMW 7 Series (E23) Facelift 1983 745i (Stage 3) 378 hp 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
BMW7 Series (E23)Facelift 1983745i (Stage 3)378 hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
6.1 s
BMW7 Series (E23)Facelift 1983745i (Stage 2)328 hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
6.7 s
BMW7 Series (E23)Facelift 1983745i (Stage 1)297 hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
7.1 s
BMW7 Series (E23)Facelift 1983745i252 hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
7.9 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
BMW7 Series (E23)Facelift 1983745i (Stage 3)378 hp
238 hp/t
177 kW/t
4.2 kg/hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
BMW7 Series (E23)Facelift 1983745i (Stage 2)328 hp
206 hp/t
154 kW/t
4.9 kg/hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
BMW7 Series (E23)Facelift 1983745i (Stage 1)297 hp
187 hp/t
139 kW/t
5.3 kg/hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
BMW7 Series (E23)Facelift 1983745i252 hp
158 hp/t
118 kW/t
6.3 kg/hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW7 Series (E23)Facelift 1983745i (Stage 3)378 hpBMW7 Series (E23)Facelift 1983745i (Stage 2)328 hpBMW7 Series (E23)Facelift 1983745i (Stage 1)297 hpBMW7 Series (E23)Facelift 1983745i252 hp
Power
378 hp
282 kW
328 hp
244 kW
297 hp
222 kW
252 hp
188 kW
Torque
589 Nm
434 lb-ft
513 Nm
378 lb-ft
464 Nm
342 lb-ft
380 Nm
280 lb-ft
Acceleration
6.1 s
6.7 s
7.1 s
7.9 s
Top speed
265 km/h
165 mph
255 km/h
158 mph
248 km/h
154 mph
227 km/h
141 mph
Lightness
1,590 kg
3,505 lb
1,590 kg
3,505 lb
1,590 kg
3,505 lb
1,590 kg
3,505 lb
Fuel consumption
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
Practicality
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,860 mm
191.3 in
Height
1,430 mm
56.3 in
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,860 mm
191.3 in
Height
1,430 mm
56.3 in
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,860 mm
191.3 in
Height
1,430 mm
56.3 in
Doors/seats
4 doors
5 seats
Trunk
480 L
17.0 cu ft
Length
4,860 mm
191.3 in
Height
1,430 mm
56.3 in
Range score
847 km
527 mi
847 km
527 mi
847 km
527 mi
847 km
527 mi
Trunk score
480 L
17.0 cu ft
480 L
17.0 cu ft
480 L
17.0 cu ft
480 L
17.0 cu ft
Power-to-weight score
238 hp/t
177 kW/t
4.2 kg/hp
206 hp/t
154 kW/t
4.9 kg/hp
187 hp/t
139 kW/t
5.3 kg/hp
158 hp/t
118 kW/t
6.3 kg/hp
Overall
Fixed score
Fixed score
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 (E23) Facelift 1983 745i (Stage 3) 378 hpBMW 7 Series (E23) Facelift 1983 745i (Stage 2) 328 hpBMW 7 Series (E23) Facelift 1983 745i (Stage 1) 297 hpBMW 7 Series (E23) Facelift 1983 745i 252 hp
Consumption11.8 L/100 km19.9 mpg US23.9 mpg UK11.8 L/100 km19.9 mpg US23.9 mpg UK11.8 L/100 km19.9 mpg US23.9 mpg UK11.8 L/100 km19.9 mpg US23.9 mpg UK
Cost / 100 km20.65 LC100 km20.65 LC100 km20.65 LC100 km20.65 LC100 km
Cost / 100 mi33.23 LC100 mi33.23 LC100 mi33.23 LC100 mi33.23 LC100 mi
Annual fuel used1,770 L468 US gal389 UK gal1,770 L468 US gal389 UK gal1,770 L468 US gal389 UK gal1,770 L468 US gal389 UK gal
Annual fuel cost3,098 LC/year3,098 LC/year3,098 LC/year3,098 LC/year

Head-to-head comparisons

BMW 7 Series (E23) Facelift 1983 745i (Stage 3) 378 hp

  • Has 50 hp more
  • Has 76 Nm more
  • Is 0.6 s quicker from 0-100 km/h
  • Has 10 km/h (6 mph) higher top speed
  • Has 32 hp/t better power-to-weight

Pros

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

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Popular comparisons

BMW 7 Series (E23) · Facelift 1983 745i · Stage 3 vs BMW 7 Series (E23) · Facelift 1983 745i · Stage 2 vs BMW 7 Series (E23) · Facelift 1983 745i · Stage 1 vs BMW 7 Series (E23) · Facelift 1983 745i - car comparison - FastVsFaster