UK vs UK — 1955 vs 1950
| Continental S1 Fastback by H.J. Mulliner | Mk IX 3.8 Automatic | |
|---|---|---|
| Horsepower | 178 hp | 220 hp |
| Torque | 260 lb-ft | 240 lb-ft |
| Engine Size | 4,887 cc | 3,781 cc |
| 0-60 mph | 13.1 sec | 11.3 sec |
| Top Speed | 118 mph | 115 mph |
| ¼ Mile | 18.5 sec | 17.8 sec |
| Weight | — | 3,920 lbs |
| Wheelbase | 3,048 mm | 3,048 mm |
| Length | 5,230 mm | 4,953 mm |
| Units Produced | — | 10,009 |
| Original MSRP | — | $5,100 |
| Value (Excellent) | $1,500,000 | $80,000 |
| Collectibility | 5/10 | 6/10 |
| Rarity | 9/10 | 5/10 |
The 1950 Jaguar Mk IX 3.8 Automatic emerges ahead in most objective measures, offering more power, quicker acceleration, stronger collectibility. The 1955 Bentley Continental S1 Fastback by H.J. Mulliner counters with higher top speed, 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.
The 1955 Bentley Continental S1 Fastback by H.J. Mulliner and 1950 Jaguar Mk IX 3.8 Automatic stand as two of the most notable Luxury Car cars from Post-war. Both emerged during a period of intense competition, and choosing between them remains a passionate debate among collectors. The 1950 Jaguar Mk IX 3.8 Automatic holds a clear advantage in raw power with 220 hp compared to 178 hp, a 42-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Bentley Continental S1 uses a Inline-6 F-Head displacing 4,887 cc, while the Jaguar Mk IX relies on a Inline-6 DOHC with 3,781 cc. In the sprint to 60 mph, the 1950 Jaguar Mk IX 3.8 Automatic edges ahead at 11.3 seconds versus 13.1 seconds. On the collector market, the 1955 Bentley Continental S1 Fastback by H.J. Mulliner commands a significant premium over the 1950 Jaguar Mk IX 3.8 Automatic, reflecting differences in prestige and rarity.