Bentley Speed Six

vs

Bentley Mk VI

UK vs UK — 1929 vs 1946

Bentley Speed Six (1929)
Bentley Mk VI (1946)
Specifications
Speed Six Le Mans TourerMk VI Standard Steel Saloon
Horsepower180 hp130 hp
Torque280 lb-ft203 lb-ft
Engine Size6,597 cc4,257 cc
0-60 mph12.0 sec15.2 sec
Top Speed104 mph95 mph
¼ Mile18.5 sec20.1 sec
Weight4,145 lbs3,920 lbs
Wheelbase3,302 mm3,048 mm
Length4,700 mm4,877 mm
Units Produced5455,208
Value (Excellent)$8,000,000$180,000
Collectibility10/107/10
Rarity9/106/10
The Verdict

The 1929 Bentley Speed Six Le Mans Tourer holds an edge across most measurable criteria, offering more power, quicker acceleration, higher top speed. That said, the 1946 Bentley Mk VI Standard Steel Saloon brings lighter weight, better value and remains a compelling choice for enthusiasts who value Bentley heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.

Overview

Within the Bentley stable, the 1929 Bentley Speed Six Le Mans Tourer and 1946 Bentley Mk VI Standard Steel Saloon represent different approaches to performance and purpose. Both carry the Bentley badge, yet each carves out its own distinct identity. The 1929 Bentley Speed Six Le Mans Tourer holds a clear advantage in raw power with 180 hp compared to 130 hp, a 50-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Bentley Speed Six uses a Inline-6 SOHC displacing 6,597 cc, while the Bentley Mk VI relies on a Inline-6 OHV with 4,257 cc. In the sprint to 60 mph, the 1929 Bentley Speed Six Le Mans Tourer edges ahead at 12.0 seconds versus 15.2 seconds. The Bentley Mk VI carries a weight advantage, tipping the scales 225 lbs lighter. Rarity plays a significant role here — with only 545 units built, the 1929 Bentley Speed Six Le Mans Tourer is considerably scarcer than the Bentley Mk VI's 5,208 examples. On the collector market, the 1929 Bentley Speed Six Le Mans Tourer commands a significant premium over the 1946 Bentley Mk VI Standard Steel Saloon, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1929 Bentley Speed Six Le Mans Tourer rates higher among enthusiasts and auction houses.