UK vs UK — 1950 vs 1958
| J2 / J2X Cadillac V8 | Knobbly Jaguar | |
|---|---|---|
| Horsepower | 180 hp | 260 hp |
| Torque | 320 lb-ft | 243 lb-ft |
| Engine Size | 5,424 cc | 3,442 cc |
| 0-60 mph | 6.0 sec | 4.5 sec |
| Top Speed | 130 mph | 150 mph |
| ¼ Mile | 14.0 sec | 12.5 sec |
| Weight | 2,050 lbs | 1,792 lbs |
| Wheelbase | 2,540 mm | 2,337 mm |
| Length | 3,810 mm | 3,835 mm |
| Units Produced | 187 | 42 |
| Original MSRP | $3,600 | — |
| Value (Excellent) | $1,500,000 | $3,000,000 |
| Collectibility | 9/10 | 10/10 |
| Rarity | 9/10 | 10/10 |
The 1958 Lister Knobbly Jaguar emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1950 Allard J2 / J2X Cadillac V8 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.
Among Sports Racing Car enthusiasts, the matchup between the 1950 Allard J2 / J2X Cadillac V8 and 1958 Lister Knobbly Jaguar is one for the ages. These Post-war machines competed directly for buyers' attention and continue to vie for collectors' affections today. The 1958 Lister Knobbly Jaguar holds a clear advantage in raw power with 260 hp compared to 180 hp, a 80-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Allard J2 / J2X uses a V8 OHV displacing 5,424 cc, while the Lister Knobbly relies on a Inline-6 DOHC with 3,442 cc. In the sprint to 60 mph, the 1958 Lister Knobbly Jaguar edges ahead at 4.5 seconds versus 6.0 seconds. The Lister Knobbly carries a weight advantage, tipping the scales 258 lbs lighter. Rarity plays a significant role here — with only 42 units built, the 1958 Lister Knobbly Jaguar is considerably scarcer than the Allard J2 / J2X's 187 examples.