UK vs UK — 1929 vs 1929
| 4.5 Litre Blower | Speed Six Le Mans Tourer | |
|---|---|---|
| Horsepower | 240 hp | 180 hp |
| Torque | — | 280 lb-ft |
| Engine Size | 4,398 cc | 6,597 cc |
| 0-60 mph | — | 12.0 sec |
| Top Speed | 125 mph | 104 mph |
| ¼ Mile | — | 18.5 sec |
| Weight | 3,582 lbs | 4,145 lbs |
| Wheelbase | 3,302 mm | 3,302 mm |
| Length | 4,250 mm | 4,700 mm |
| Units Produced | 55 | 545 |
| Value (Excellent) | $10,000,000 | $8,000,000 |
| Collectibility | 10/10 | 10/10 |
| Rarity | 10/10 | 9/10 |
On balance, the 1929 Bentley 4.5 Litre Blower makes a stronger case on paper with more power, higher top speed, lighter weight. However, the 1929 Bentley Speed Six Le Mans Tourer counters with better value, and its appeal extends beyond mere numbers. Choose the 1929 Bentley 4.5 Litre Blower for outright capability, or the 1929 Bentley Speed Six Le Mans Tourer for a more distinctive ownership experience.
Bentley has long offered a diverse lineup, and comparing the 1929 Bentley 4.5 Litre Blower with the 1929 Bentley Speed Six Le Mans Tourer highlights the breadth of the marque's engineering philosophy. The 1929 Bentley 4.5 Litre Blower holds a clear advantage in raw power with 240 hp compared to 180 hp, a 60-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Bentley 4.5 Litre uses a Inline-4 Supercharged displacing 4,398 cc, while the Bentley Speed Six relies on a Inline-6 SOHC with 6,597 cc. The 1929 Bentley 4.5 Litre Blower claims a higher top speed at 125 mph compared to 104 mph. The Bentley 4.5 Litre carries a weight advantage, tipping the scales 563 lbs lighter. Rarity plays a significant role here — with only 55 units built, the 1929 Bentley 4.5 Litre Blower is considerably scarcer than the Bentley Speed Six's 545 examples.