Mercedes-Benz 540K

vs

Bentley 8 Litre

Germany vs UK — 1936 vs 1931

Mercedes-Benz 540K (1936)
Bentley 8 Litre (1931)
Specifications
540K Special Roadster8 Litre Standard Saloon
Horsepower180 hp220 hp
Torque380 lb-ft460 lb-ft
Engine Size5,401 cc7,982 cc
0-60 mph16.0 sec12.5 sec
Top Speed106 mph100 mph
Weight5,071 lbs5,401 lbs
Wheelbase3,290 mm3,658 mm
Length5,290 mm5,334 mm
Units Produced419100
Original MSRP$14,000
Value (Excellent)$18,000,000$2,500,000
Collectibility10/1010/10
Rarity10/1010/10
The Verdict

Numbers favor the 1931 Bentley 8 Litre Standard Saloon with more power, quicker acceleration, greater rarity. The 1936 Mercedes-Benz 540K Special Roadster offers higher top speed, lighter weight, and has its own devoted following. For those who let their heart decide, either car delivers a rewarding ownership experience.

Overview

The rivalry between Germany and UK automotive industries has produced legendary matchups, and the 1936 Mercedes-Benz 540K Special Roadster versus 1931 Bentley 8 Litre Standard Saloon is among the most fascinating. These two cars represent the best of their national engineering schools. The 1931 Bentley 8 Litre Standard Saloon holds a clear advantage in raw power with 220 hp compared to 180 hp, a 40-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Mercedes-Benz 540K uses a Inline-8 Supercharged displacing 5,401 cc, while the Bentley 8 Litre relies on a Inline-6 OHV with 7,982 cc. In the sprint to 60 mph, the 1931 Bentley 8 Litre Standard Saloon edges ahead at 12.5 seconds versus 16.0 seconds. The Mercedes-Benz 540K carries a weight advantage, tipping the scales 330 lbs lighter. Rarity plays a significant role here — with only 100 units built, the 1931 Bentley 8 Litre Standard Saloon is considerably scarcer than the Mercedes-Benz 540K's 419 examples. On the collector market, the 1936 Mercedes-Benz 540K Special Roadster commands a significant premium over the 1931 Bentley 8 Litre Standard Saloon, reflecting differences in prestige and rarity.