UK vs USA — 1986 vs 2006
| V8 Vantage X-Pack | XLR-V Supercharged Northstar | |
|---|---|---|
| Horsepower | 432 hp | 443 hp |
| Torque | — | 414 lb-ft |
| Engine Size | 5,340 cc | 4,371 cc |
| 0-60 mph | — | 4.6 sec |
| Top Speed | — | 155 mph |
| ¼ Mile | — | 13.0 sec |
| Weight | — | 4,022 lbs |
| Wheelbase | 2,610 mm | 2,685 mm |
| Length | 4,610 mm | 4,515 mm |
| Units Produced | — | 2,485 |
| Original MSRP | — | $98,290 |
| Value (Excellent) | $750,000 | $55,000 |
| Collectibility | 5/10 | 6/10 |
| Rarity | 10/10 | 8/10 |
The 2006 Cadillac XLR-V Supercharged Northstar emerges ahead in most objective measures, offering stronger collectibility, better value. The 1986 Aston Martin V8 Vantage X-Pack counters with its unique character, 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.
Putting the 1986 Aston Martin V8 Vantage X-Pack against the 2006 Cadillac XLR-V Supercharged Northstar is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — UK versus USA. On paper, the two are remarkably close in power output, with the 1986 Aston Martin V8 Vantage X-Pack producing 432 hp and the 2006 Cadillac XLR-V Supercharged Northstar delivering 443 hp. Under the hood, the contrast is notable: the Aston Martin V8 Vantage uses a V8 displacing 5,340 cc, while the Cadillac XLR-V relies on a V8 DOHC Supercharged (Northstar LC3) with 4,371 cc. On the collector market, the 1986 Aston Martin V8 Vantage X-Pack commands a significant premium over the 2006 Cadillac XLR-V Supercharged Northstar, reflecting differences in prestige and rarity.