Italy vs Italy — 1984 vs 1976
| X1/9 VS (Volumex Supercharged) | Silhouette P300 | |
|---|---|---|
| Horsepower | 135 hp | 260 hp |
| Torque | 127 lb-ft | 218 lb-ft |
| Engine Size | 1,498 cc | 2,996 cc |
| 0-60 mph | 7.9 sec | 6.5 sec |
| Top Speed | 121 mph | 162 mph |
| ¼ Mile | 15.8 sec | 14.8 sec |
| Weight | 2,094 lbs | 2,756 lbs |
| Wheelbase | 2,202 mm | 2,450 mm |
| Length | 3,980 mm | 4,320 mm |
| Units Produced | 1,800 | 54 |
| Original MSRP | $13,500 | $35,000 |
| Value (Excellent) | $28,000 | $700,000 |
| Collectibility | 7/10 | 8/10 |
| Rarity | 8/10 | 9/10 |
The 1976 Lamborghini Silhouette P300 emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1984 Fiat X1/9 VS (Volumex Supercharged) counters with lighter weight, 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.
Among Sports Car enthusiasts, the matchup between the 1984 Fiat X1/9 VS (Volumex Supercharged) and 1976 Lamborghini Silhouette P300 is one for the ages. These Malaise era machines competed directly for buyers' attention and continue to vie for collectors' affections today. The 1976 Lamborghini Silhouette P300 holds a clear advantage in raw power with 260 hp compared to 135 hp, a 125-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Fiat X1/9 uses a Inline-4 SOHC Supercharged displacing 1,498 cc, while the Lamborghini Silhouette relies on a V8 DOHC with 2,996 cc. In the sprint to 60 mph, the 1976 Lamborghini Silhouette P300 edges ahead at 6.5 seconds versus 7.9 seconds. The Fiat X1/9 carries a weight advantage, tipping the scales 662 lbs lighter. Rarity plays a significant role here — with only 54 units built, the 1976 Lamborghini Silhouette P300 is considerably scarcer than the Fiat X1/9's 1,800 examples. On the collector market, the 1976 Lamborghini Silhouette P300 commands a significant premium over the 1984 Fiat X1/9 VS (Volumex Supercharged), reflecting differences in prestige and rarity.