Car comparison

Porsche 911 (964) Turbo 3.3vsPorsche 928 5.0 GT V8

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

New comparison

Porsche 911 (964)

Turbo 3.3

320 hp3299 ccGasolineRWDManualTurbochargedCoupe1990-1993

Porsche 928

5.0 GT V8

330 hp4957 ccGasolineRWDManualNaturally aspiratedCoupe1989-1991

Comparison overview

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

Porsche 911 (964) Turbo 3.3

Quickest 0-100 km/h
5.0 s
Fastest top speed
280 km/h
174 mph Unrestricted
270 km/h
168 mph Restricted
Highest torque
450 Nm
332 lb-ft
Lightest
1,470 kg
3,241 lb
Best power-to-weight
218 hp/t
162 kW/t
4.6 kg/hp
Lowest highway consumption
8.5 L/100 km
27.7 mpg US
33.2 mpg UK
Best overall score
64/100
Best performance score
71/100

Porsche 928 5.0 GT V8

Most powerful
330 hp
246 kW
Best economy score
48/100
Best practicality score
51/100

Specification comparison

Specification comparison
Model	Porsche911 (964)Turbo 3.3	Porsche9285.0 GT V8
Power	320hp239kW	330hp246kW
Torque	450Nm332lb-ft	430Nm317lb-ft
Curb weight	1,470kg3,241lb	1,580kg3,483lb
Gross weight	1,810kg3,990lb	1,920kg4,233lb
Top speed	Unrestricted 280 km/h174 mph Restricted 270 km/h168 mph Calculated	275 km/h 171 mph
To 99% top speed	70.0s99% target: 277 km/h / 172 mph Calculated	85.0s99% target: 272 km/h / 169 mph Calculated
0-100 km/h	5.0s	5.8s
0-200 km/h	16.2s Calculated	19.7s Calculated
0-60 mph	4.8s Calculated	5.5s Calculated
Fuel consumption	-	21.9L/100 km10.7mpg US12.9mpg UK
Fuel consumption city	21L/100 km11.2mpg US13.5mpg UK	-
Fuel consumption highway	8.5L/100 km27.7mpg US33.2mpg UK	9.7L/100 km24.2mpg US29.1mpg UK
Quarter mile	13.0s Calculated	13.9s Calculated
Power-to-weight	218hp/t162kW/t99hp/1000 lb Calculated	209hp/t156kW/t95hp/1000 lb Calculated
Torque-to-weight	306Nm/t205lb-ft/ton Calculated	272Nm/t182lb-ft/ton Calculated
Estimated range	-	393km244mi Calculated
Displacement	3,299cc201cu in	4,957cc302cu in
Length	4,250mm167in	4,520mm178in
Width	1,775mm70in	1,836mm72in
Height	1,310mm52in	1,282mm50in
Wheelbase	2,270mm89in	2,500mm98in
Front track	1,434mm56in	1,551mm61in
Rear track	1,493mm59in	-
Ground clearance	-	120mm5in
Max trunk volume	90L	-
Doors	2	2
Seats	4	4
Fuel tank	77L	86L

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.

Porsche 911 (964) Turbo 3.3Porsche 928 5.0 GT V8PowerTorque

Dyno simulation data table
Vehicle	Peak power RPM	Peak torque RPM	Max engine speed
Porsche911 (964)Turbo 3.3	5,750 rpm	4,500 rpm	6,000 rpm
Porsche9285.0 GT V8	6,200 rpm	4,100 rpm	6,450 rpm

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	Porsche911 (964)Turbo 3.3	Porsche9285.0 GT V8
	Acceleration checkpoints
0-60 mph 0-97 km/h	4.8 s	5.5 s
0-100 km/h 0-62 mph	5.0 s	5.8 s
0-200 km/h 0-124 mph	16.2 s	19.7 s
Top speed	Unrestricted 280 km/h174 mph Restricted 270 km/h168 mph Likely limited	275 km/h 171 mph
	Drag race simulation
60 ft 18 m	2.2 s	2.3 s
330 ft 101 m	5.8 s	6.1 s
1/8 mile 201 m	8.6 s	9.1 s
1000 ft 305 m	11.0 s	11.7 s
1/4 mile 402 m	13.0 s	13.9 s
Trap speed 1/4 mile 402 m	181 km/h 112 mph	170 km/h 105 mph

Power comparison

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

Chart data table
Vehicle	Value
Porsche911 (964)Turbo 3.3	320 hp 239 kW
Porsche9285.0 GT V8	330 hp 246 kW

Porsche 928 5.0 GT V8 has 10 hp more than Porsche 911 (964) Turbo 3.3.

The biggest power difference is between Porsche 911 (964) Turbo 3.3 and Porsche 928 5.0 GT V8: 10 hp (7 kW).

Torque comparison

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

Chart data table
Vehicle	Value
Porsche911 (964)Turbo 3.3	450 Nm 332 lb-ft
Porsche9285.0 GT V8	430 Nm 317 lb-ft

Curb weight comparison

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

Chart data table
Vehicle	Value
Porsche911 (964)Turbo 3.3	1,470 kg 3,241 lb
Porsche9285.0 GT V8	1,580 kg 3,483 lb

Top speed without limiter comparison

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

Chart data table
Vehicle	Value
Porsche911 (964)Turbo 3.3	Unrestricted 280 km/h174 mph Restricted 270 km/h168 mph
Porsche9285.0 GT V8	275 km/h 171 mph

0-100 km/h comparison

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

Chart data table
Vehicle	Value
Porsche911 (964)Turbo 3.3	5.0 s
Porsche9285.0 GT V8	5.8 s

Although Porsche 928 5.0 GT V8 has more power, Porsche 911 (964) Turbo 3.3 is quicker from 0-100 km/h.

The biggest 0-100 km/h difference is between Porsche 911 (964) Turbo 3.3 and Porsche 928 5.0 GT V8: 0.8 s.

Power-to-weight comparison

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

Chart data table
Vehicle	Value
Porsche911 (964)Turbo 3.3	218 hp/t 162 kW/t 4.6 kg/hp
Porsche9285.0 GT V8	209 hp/t 156 kW/t 4.8 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
Porsche911 (964)Turbo 3.3	320 hp 239 kW	5.0 s	Unrestricted 280 km/h174 mph Restricted 270 km/h168 mph
Porsche9285.0 GT V8	330 hp 246 kW	5.8 s	275 km/h 171 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Vehicle

Performance score

Practicality score

Porsche911 (964)Turbo 3.3

Power	320 hp 239 kW
0-100 km/h	5.0 s
Top speed Unrestricted 280 km/h174 mph Restricted 270 km/h168 mph

Doors/seats	2 doors 4 seats
Trunk	90 L 3.2 cu ft
Length	4,250 mm 167.3 in
Height	1,310 mm 51.6 in

Porsche9285.0 GT V8

Power	330 hp 246 kW
0-100 km/h	5.8 s
Top speed 275 km/h 171 mph

Doors/seats	2 doors 4 seats
Trunk	-
Length	4,520 mm 178.0 in
Height	1,282 mm 50.5 in

Detailed score breakdown

Vehicle

Porsche911 (964)Turbo 3.3

Porsche9285.0 GT V8

Power

320 hp

239 kW

330 hp

246 kW

Torque

450 Nm

332 lb-ft

430 Nm

317 lb-ft

Acceleration

5.0 s

5.8 s

Top speed

Unrestricted

280 km/h174 mph

Restricted

270 km/h168 mph

275 km/h

171 mph

Lightness

1,470 kg

3,241 lb

1,580 kg

3,483 lb

Fuel consumption

21.9 L/100 km

10.7 mpg US

12.9 mpg UK

Practicality

Doors/seats	2 doors 4 seats
Trunk	90 L 3.2 cu ft
Length	4,250 mm 167.3 in
Height	1,310 mm 51.6 in

Doors/seats	2 doors 4 seats
Trunk	-
Length	4,520 mm 178.0 in
Height	1,282 mm 50.5 in

Range score

393 km

244 mi

Trunk score

90 L

3.2 cu ft

Power-to-weight score

218 hp/t

162 kW/t

4.6 kg/hp

209 hp/t

156 kW/t

4.8 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

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
Vehicle	Porsche 928 5.0 GT V8
Consumption	21.9 L/100 km10.7 mpg US12.9 mpg UK
Cost / 100 km	38.32 LC100 km
Cost / 100 mi	61.68 LC100 mi
Annual fuel used	3,285 L868 US gal723 UK gal
Annual fuel cost	5,749 LC/year