Car comparison

BMW 7 Series (E23) · Facelift 1983 745ivsMaserati Quattroporte III 4.2

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

New comparison

BMW 7 Series (E23) · Facelift 1983

745i

252 hp3430 ccGasolineRWDAutomaticTurbochargedSedan1983-1986
VS

Maserati Quattroporte III

4.2

255 hp4136 ccGasolineRWDManualNaturally aspiratedSedan1979-1983

Comparison overview

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

Best choices

BMW 7 Series (E23) Facelift 1983 745i

  • Fastest top speed
    227 km/h
    141 mph
  • Highest torque
    380 Nm
    280 lb-ft
  • Lightest
    1,590 kg
    3,505 lb
  • Best power-to-weight
    158 hp/t
    118 kW/t
    6.3 kg/hp
  • Lowest combined fuel consumption
    11.8 L/100 km
    19.9 mpg US
    23.9 mpg UK
  • Best estimated range
    847 km
    527 mi
  • Best performance score
    52/100
  • Best economy score
    75/100

Maserati Quattroporte III 4.2

  • Quickest 0-100 km/h
    7.5 s
  • Most powerful
    255 hp
    190 kW
  • Largest trunk
    600 L
  • Best overall score
    61/100
  • Best practicality score
    79/100

Specification comparison

Specification comparison
ModelBMW7 Series (E23)Facelift 1983745iMaseratiQuattroporte III4.2
Power
252hp188kW
255hp190kW
Torque
380Nm280lb-ft
353Nm260lb-ft
Curb weight
1,590kg3,505lb
1,900kg4,189lb
Gross weight
2,100kg4,630lb
2,325kg5,126lb
Top speed
227 km/h
141 mph
222 km/h
138 mph
To 99% top speed
75.3s99% target: 225 km/h / 140 mph
Calculated
62.9s99% target: 220 km/h / 137 mph
Calculated
0-100 km/h
7.9s
7.5s
0-200 km/h
32.5s
Calculated
30.7s
Calculated
0-60 mph
7.5s
Calculated
7.1s
Calculated
Fuel consumption
11.8L/100 km19.9mpg US23.9mpg UK
18.5L/100 km12.7mpg US15.3mpg UK
Fuel consumption city
16.6L/100 km14.2mpg US17.0mpg UK
-
Fuel consumption highway
8.4L/100 km28mpg US33.6mpg UK
-
Quarter mile
15.7s
Calculated
15.4s
Calculated
Power-to-weight
158hp/t118kW/t72hp/1000 lb
Calculated
134hp/t100kW/t61hp/1000 lb
Calculated
Torque-to-weight
239Nm/t160lb-ft/ton
Calculated
186Nm/t124lb-ft/ton
Calculated
Estimated range
847km527mi
Calculated
541km336mi
Calculated
Displacement
3,430cc209cu in
4,136cc252cu in
Length
4,860mm191in
4,980mm196in
Width
1,800mm71in
1,790mm70in
Height
1,430mm56in
1,350mm53in
Wheelbase
2,795mm110in
2,800mm110in
Front track
1,502mm59in
1,525mm60in
Rear track
1,524mm60in
1,525mm60in
Ground clearance
132mm5in
-
Trunk volume
480L
600L
Doors
4
4
Seats
5
5
Fuel tank
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 745iMaserati Quattroporte III 4.2PowerTorque
  • BMW 7 Series (E23) Facelift 1983 745i: Power / Torque
  • Maserati Quattroporte III 4.2: Power / Torque
Dyno simulation data table
VehiclePeak power RPMPeak torque RPMMax engine speed
BMW7 Series (E23)Facelift 1983745i4,900 rpm2,200 rpm5,150 rpm
MaseratiQuattroporte III4.26,000 rpm3,200 rpm6,250 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMW7 Series (E23)Facelift 1983745iMaseratiQuattroporte III4.2
Acceleration checkpoints
0-60 mph
0-97 km/h
7.5 s
7.1 s
0-100 km/h
0-62 mph
7.9 s
7.5 s
0-200 km/h
0-124 mph
32.5 s
30.7 s
Top speed
227 km/h
141 mph
222 km/h
138 mph
Drag race simulation
60 ft
18 m
2.7 s
2.7 s
330 ft
101 m
7.0 s
6.9 s
1/8 mile
201 m
10.4 s
10.2 s
1000 ft
305 m
13.3 s
13.0 s
1/4 mile
402 m
15.7 s
15.4 s
Trap speed
1/4 mile
402 m
151 km/h
94 mph
155 km/h
96 mph

Power comparison

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

Chart data table
VehicleValue
BMW7 Series (E23)Facelift 1983745i
252 hp
188 kW
MaseratiQuattroporte III4.2
255 hp
190 kW

Maserati Quattroporte III 4.2 has 3 hp more than BMW 7 Series (E23) Facelift 1983 745i.

The biggest power difference is between BMW 7 Series (E23) Facelift 1983 745i and Maserati Quattroporte III 4.2: 3 hp (2 kW).

Torque comparison

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

Chart data table
VehicleValue
BMW7 Series (E23)Facelift 1983745i
380 Nm
280 lb-ft
MaseratiQuattroporte III4.2
353 Nm
260 lb-ft

Curb weight comparison

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

Chart data table
VehicleValue
BMW7 Series (E23)Facelift 1983745i
1,590 kg
3,505 lb
MaseratiQuattroporte III4.2
1,900 kg
4,189 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 (E23)Facelift 1983745i
227 km/h
141 mph
MaseratiQuattroporte III4.2
222 km/h
138 mph

0-100 km/h comparison

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

Chart data table
VehicleValue
BMW7 Series (E23)Facelift 1983745i7.9 s
MaseratiQuattroporte III4.27.5 s

The biggest 0-100 km/h difference is between Maserati Quattroporte III 4.2 and BMW 7 Series (E23) Facelift 1983 745i: 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
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
MaseratiQuattroporte III4.2
18.5 L/100 km
12.7 mpg US
15.3 mpg UK

The biggest fuel consumption difference is between BMW 7 Series (E23) Facelift 1983 745i and Maserati Quattroporte III 4.2: 6.7 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
BMW7 Series (E23)Facelift 1983745i
158 hp/t
118 kW/t
6.3 kg/hp
MaseratiQuattroporte III4.2
134 hp/t
100 kW/t
7.5 kg/hp

Estimated range comparison

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

Chart data table
VehicleValue
BMW7 Series (E23)Facelift 1983745i
847 km
527 mi
MaseratiQuattroporte III4.2
541 km
336 mi

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMW7 Series (E23)Facelift 1983745i
252 hp
188 kW
7.9 s
227 km/h
141 mph
MaseratiQuattroporte III4.2
255 hp
190 kW
7.5 s
222 km/h
138 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
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
MaseratiQuattroporte III4.2
Power
255 hp
190 kW
0-100 km/h7.5 s
Top speed
222 km/h
138 mph
Doors/seats
4 doors
5 seats
Trunk
600 L
21.2 cu ft
Length
4,980 mm
196.1 in
Height
1,350 mm
53.1 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
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
MaseratiQuattroporte III4.2
Power
255 hp
190 kW
0-100 km/h7.5 s
Top speed
222 km/h
138 mph
18.5 L/100 km
12.7 mpg US
15.3 mpg UK

BMW 7 Series (E23) Facelift 1983 745i 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
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
7.9 s
MaseratiQuattroporte III4.2
18.5 L/100 km
12.7 mpg US
15.3 mpg UK
7.5 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
158 hp/t
118 kW/t
6.3 kg/hp
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
MaseratiQuattroporte III4.2
134 hp/t
100 kW/t
7.5 kg/hp
18.5 L/100 km
12.7 mpg US
15.3 mpg UK

Detailed score breakdown

Detailed score breakdown
VehicleBMW7 Series (E23)Facelift 1983745iMaseratiQuattroporte III4.2
Power
252 hp
188 kW
255 hp
190 kW
Torque
380 Nm
280 lb-ft
353 Nm
260 lb-ft
Acceleration
7.9 s
7.5 s
Top speed
227 km/h
141 mph
222 km/h
138 mph
Lightness
1,590 kg
3,505 lb
1,900 kg
4,189 lb
Fuel consumption
11.8 L/100 km
19.9 mpg US
23.9 mpg UK
18.5 L/100 km
12.7 mpg US
15.3 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
600 L
21.2 cu ft
Length
4,980 mm
196.1 in
Height
1,350 mm
53.1 in
Range score
847 km
527 mi
541 km
336 mi
Trunk score
480 L
17.0 cu ft
600 L
21.2 cu ft
Power-to-weight score
158 hp/t
118 kW/t
6.3 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
VehicleBMW 7 Series (E23) Facelift 1983 745iMaserati Quattroporte III 4.2
Consumption11.8 L/100 km19.9 mpg US23.9 mpg UK18.5 L/100 km12.7 mpg US15.3 mpg UK
Cost / 100 km20.65 LC100 km32.38 LC100 km
Cost / 100 mi33.23 LC100 mi52.10 LC100 mi
Annual fuel used1,770 L468 US gal389 UK gal2,775 L733 US gal610 UK gal
Annual fuel cost3,098 LC/year4,856 LC/year

Head-to-head comparisons

BMW 7 Series (E23) Facelift 1983 745i

  • Has 27 Nm more
  • Is 310 kg lighter
  • Has 5 km/h (3 mph) higher top speed
  • Uses 6.7 L/100 km less fuel
  • Has 24 hp/t better power-to-weight
  • Has 307 km (191 mi) more estimated range

Pros

  • Highest top speed
  • Highest torque
  • Lightest
  • Lowest combined fuel consumption
  • Best power-to-weight ratio
  • Best estimated range

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Smallest trunk

Maserati Quattroporte III 4.2

  • Has 3 hp more
  • Is 0.4 s quicker from 0-100 km/h
  • Has 120 L more trunk volume

Pros

  • Quickest 0-100 km/h in this comparison
  • Most powerful
  • Largest trunk

Cons

  • Highest combined fuel consumption
  • Heaviest
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW 7 Series (E23) 745i
Maserati Quattroporte III 4.2
Compare selected cars
2 vehicles selected

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BMW 7 Series (E23) · Facelift 1983 745i vs Maserati Quattroporte III 4.2 - car comparison - FastVsFaster