UK vs UK — 1970 vs 1963
| Stag V8 | 2500 PI | |
|---|---|---|
| Horsepower | 145 hp | 132 hp |
| Torque | 176 lb-ft | 151 lb-ft |
| Engine Size | 2,997 cc | 2,498 cc |
| 0-60 mph | 9.3 sec | 10.1 sec |
| Top Speed | 117 mph | 110 mph |
| ¼ Mile | 17.0 sec | 17.5 sec |
| Weight | 2,685 lbs | 2,811 lbs |
| Wheelbase | 2,540 mm | 2,654 mm |
| Length | 4,394 mm | 4,438 mm |
| Units Produced | 25,939 | — |
| Original MSRP | $5,500 | $4,200 |
| Value (Excellent) | $45,000 | $18,000 |
| Collectibility | 7/10 | 4/10 |
| Rarity | 6/10 | 5/10 |
On balance, the 1970 Triumph Stag V8 makes a stronger case on paper with quicker acceleration, higher top speed, stronger collectibility. However, the 1963 Triumph 2500 PI counters with better value, and its appeal extends beyond mere numbers. Choose the 1970 Triumph Stag V8 for outright capability, or the 1963 Triumph 2500 PI for a more distinctive ownership experience.
Triumph has long offered a diverse lineup, and comparing the 1970 Triumph Stag V8 with the 1963 Triumph 2500 PI highlights the breadth of the marque's engineering philosophy. On paper, the two are remarkably close in power output, with the 1970 Triumph Stag V8 producing 145 hp and the 1963 Triumph 2500 PI delivering 132 hp. Under the hood, the contrast is notable: the Triumph Stag uses a V8 SOHC displacing 2,997 cc, while the Triumph 2500 relies on a Inline-6 OHV with 2,498 cc. In the sprint to 60 mph, the 1970 Triumph Stag V8 edges ahead at 9.3 seconds versus 10.1 seconds. On the collector market, the 1970 Triumph Stag V8 commands a significant premium over the 1963 Triumph 2500 PI, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1970 Triumph Stag V8 rates higher among enthusiasts and auction houses.