Bentley Continental S1

vs

Tatra 603

UK vs Czechoslovakia — 1955 vs 1956

Bentley Continental S1 (1955)
Tatra 603 (1956)
Specifications
Continental S1 Fastback by H.J. Mulliner603
Horsepower178 hp95 hp
Torque260 lb-ft
Engine Size4,887 cc2,545 cc
0-60 mph13.1 sec
Top Speed118 mph
¼ Mile18.5 sec
Wheelbase3,048 mm2,740 mm
Length5,230 mm5,065 mm
Units Produced20,422
Value (Excellent)$1,500,000$120,000
Collectibility5/105/10
Rarity9/1010/10
The Verdict

Two outstanding machines, each with compelling strengths. The 1955 Bentley Continental S1 Fastback by H.J. Mulliner excels in more power, while the 1956 Tatra 603 stands out for better value. The best advice? Drive both if you can, then follow your instincts.

Overview

Putting the 1955 Bentley Continental S1 Fastback by H.J. Mulliner against the 1956 Tatra 603 is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — UK versus Czechoslovakia. The 1955 Bentley Continental S1 Fastback by H.J. Mulliner holds a clear advantage in raw power with 178 hp compared to 95 hp, a 83-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 Tatra 603 relies on a V8 with 2,545 cc. On the collector market, the 1955 Bentley Continental S1 Fastback by H.J. Mulliner commands a significant premium over the 1956 Tatra 603, reflecting differences in prestige and rarity.