Performance data and technical specs are based on the model from 1971.
Acceleration (0-100 km/h): 6.0 sec.
Topspeed (mph): 174
Acceleration (0-60 mph): 6.0 sec.
Cylinders: V8
Displacement: 5766 ccm (5.8 l)
Engine Power: 300 hp (224 kw)
Gears: Manual, 5-speed
Weight: 1600kg (3528 lbs)
Weight/Power ratio: 5.33 kg/hp
Power/Displacement ratio: 52.03 hp/l
Metric performance data, De Tomaso Pantera GTS compared with similar cars:
| De Tomaso Pantera GTS | Iso Lele | Jensen Interceptor Mk III | Plymouth AAR 'Cuda | |
| Topspeed (km/h): | 280 | 230 | 217 | 220 |
| Acceleration (0-100 km/h): | 6.0 | 6.0 | ||
| Power: | 300 hp (224 kw) | 300 hp (224 kw) | 300 hp (224 kw) | 290 hp (216 kw) |
| Weight (kg): | 1600 | 1380 | 1814 | 1594 |
English performance data, De Tomaso Pantera GTS compared with similar cars:
| De Tomaso Pantera GTS | Iso Lele | Jensen Interceptor Mk III | Plymouth AAR 'Cuda | |
| Topspeed (mph): | 174 | 143 | 135 | 137 |
| Acceleration (0-60 mph): | 6.0 | 6.0 | ||
| Power: | 300 hp (224 kw) | 300 hp (224 kw) | 300 hp (224 kw) | 290 hp (216 kw) |
| Weight (lbs): | 3528 | 3043 | 4000 | 3515 |
