UK vs UK — 1981 vs 1977
| XJ-S V12 HE | V8 Vantage 580X | |
|---|---|---|
| Horsepower | 299 hp | 400 hp |
| Torque | — | 400 lb-ft |
| Engine Size | 5,343 cc | 5,340 cc |
| 0-60 mph | — | 5.2 sec |
| Top Speed | — | 170 mph |
| ¼ Mile | — | 13.5 sec |
| Weight | — | 3,836 lbs |
| Wheelbase | 2,591 mm | 2,610 mm |
| Length | 4,770 mm | 4,610 mm |
| Units Produced | — | 534 |
| Original MSRP | — | $83,000 |
| Value (Excellent) | $45,000 | $1,200,000 |
| Collectibility | 5/10 | 9/10 |
| Rarity | 10/10 | 8/10 |
This matchup is remarkably close. The 1981 Jaguar XJ-S V12 HE offers better value, while the 1977 Aston Martin V8 Vantage 580X counters with more power, stronger collectibility. Neither holds a decisive advantage, making this a true enthusiast's dilemma. Your choice ultimately depends on which driving philosophy resonates more with you.
The 1981 Jaguar XJ-S V12 HE and 1977 Aston Martin V8 Vantage 580X stand as two of the most notable Grand Tourer cars from Malaise era. Both emerged during a period of intense competition, and choosing between them remains a passionate debate among collectors. The 1977 Aston Martin V8 Vantage 580X holds a clear advantage in raw power with 400 hp compared to 299 hp, a 101-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Jaguar XJ-S uses a V12 displacing 5,343 cc, while the Aston Martin V8 Vantage relies on a V8 DOHC with 5,340 cc. On the collector market, the 1977 Aston Martin V8 Vantage 580X commands a significant premium over the 1981 Jaguar XJ-S V12 HE, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1977 Aston Martin V8 Vantage 580X rates higher among enthusiasts and auction houses.