United Kingdom vs Italy — 1934 vs 1922
| MPH Standard | RL Super Sport | |
|---|---|---|
| Horsepower | 70 hp | 83 hp |
| Engine Size | 1,496 cc | 2,994 cc |
| Top Speed | 90 mph | 81 mph |
| Weight | 2,016 lbs | 2,646 lbs |
| Wheelbase | 2,591 mm | 3,050 mm |
| Length | 3,962 mm | — |
| Units Produced | 15 | 392 |
| Value (Excellent) | $1,000,000 | $2,000,000 |
| Collectibility | 10/10 | 9/10 |
| Rarity | 10/10 | 9/10 |
On balance, the 1934 Riley MPH Standard makes a stronger case on paper with higher top speed, lighter weight, greater rarity. However, the 1922 Alfa Romeo RL Super Sport counters with more power, and its appeal extends beyond mere numbers. Choose the 1934 Riley MPH Standard for outright capability, or the 1922 Alfa Romeo RL Super Sport for a more distinctive ownership experience.
The rivalry between United Kingdom and Italy automotive industries has produced legendary matchups, and the 1934 Riley MPH Standard versus 1922 Alfa Romeo RL Super Sport is among the most fascinating. These two cars represent the best of their national engineering schools. On paper, the two are remarkably close in power output, with the 1934 Riley MPH Standard producing 70 hp and the 1922 Alfa Romeo RL Super Sport delivering 83 hp. Under the hood, the contrast is notable: the Riley MPH uses a Inline-4 OHV (Twin-Cam, Riley) displacing 1,496 cc, while the Alfa Romeo RL relies on a Inline-6 OHV with 2,994 cc. The 1934 Riley MPH Standard claims a higher top speed at 90 mph compared to 81 mph. The Riley MPH carries a weight advantage, tipping the scales 630 lbs lighter. Rarity plays a significant role here — with only 15 units built, the 1934 Riley MPH Standard is considerably scarcer than the Alfa Romeo RL's 392 examples. Both trade at comparable values on the collector market, making the choice between them largely one of personal preference.