Italy vs Italy — 1956 vs 1966
| 750/850 Zagato Bialbero | 1000 SP Sport Prototipo | |
|---|---|---|
| Horsepower | 58 hp | 105 hp |
| Torque | 49 lb-ft | 72 lb-ft |
| Engine Size | 847 cc | 982 cc |
| 0-60 mph | 13.5 sec | 6.5 sec |
| Top Speed | 99 mph | 137 mph |
| Weight | 1,168 lbs | 1,058 lbs |
| Wheelbase | 2,000 mm | 2,020 mm |
| Length | 3,480 mm | 3,500 mm |
| Value (Excellent) | $250,000 | $800,000 |
| Collectibility | 8/10 | 9/10 |
| Rarity | 8/10 | 9/10 |
The 1966 Abarth 1000 SP Sport Prototipo emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1956 Abarth 750/850 Zagato Bialbero counters with better value, but the numbers favor its rival. Still, both are remarkable machines, and the final choice often comes down to which driving experience speaks to you.
The 1956 Abarth 750/850 Zagato Bialbero and 1966 Abarth 1000 SP Sport Prototipo share a manufacturer in Abarth, but that's where the similarities get interesting. These two models reveal the versatility and ambition of the Abarth brand. The 1966 Abarth 1000 SP Sport Prototipo holds a clear advantage in raw power with 105 hp compared to 58 hp, a 47-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Abarth 750/850 uses a Inline-4 DOHC displacing 847 cc, while the Abarth 1000 SP relies on a Inline-4 OHV with 982 cc. In the sprint to 60 mph, the 1966 Abarth 1000 SP Sport Prototipo edges ahead at 6.5 seconds versus 13.5 seconds. On the collector market, the 1966 Abarth 1000 SP Sport Prototipo commands a significant premium over the 1956 Abarth 750/850 Zagato Bialbero, reflecting differences in prestige and rarity.