Performance data and technical specs are based on the model from 1959.
Acceleration (0-100 km/h): 6.1 sec.
Topspeed (mph): 153
Acceleration (0-60 mph): 6.1 sec.
Cylinders: S6
Displacement: 3670 ccm (3.7 l)
Engine Power: 314 hp (234 kw)
Gears: Manual, 4-speed
Weight: 1251kg (2758 lbs)
Weight/Power ratio: 3.98 kg/hp
Power/Displacement ratio: 85.56 hp/l
Metric performance data, Aston Martin DB4 GT Zagato compared with similar cars:
| Aston Martin DB4 GT Zagato | Ferrari 250 GTO | Iso Rivolta IR300 | Jensen CV8 Mk I | |
| Topspeed (km/h): | 246 | 254 | 217 | 211 |
| Acceleration (0-100 km/h): | 6.1 | 6.1 | 7.8 | 8.4 |
| Power: | 314 hp (234 kw) | 300 hp (224 kw) | 300 hp (224 kw) | 305 hp (227 kw) |
| Weight (kg): | 1251 | 950 | 1549 | 1517 |
English performance data, Aston Martin DB4 GT Zagato compared with similar cars:
| Aston Martin DB4 GT Zagato | Ferrari 250 GTO | Iso Rivolta IR300 | Jensen CV8 Mk I | |
| Topspeed (mph): | 153 | 158 | 135 | 131 |
| Acceleration (0-60 mph): | 6.1 | 6.1 | 7.8 | 8.4 |
| Power: | 314 hp (234 kw) | 300 hp (224 kw) | 300 hp (224 kw) | 305 hp (227 kw) |
| Weight (lbs): | 2758 | 2095 | 3416 | 3345 |
