The 1959 Honda CB92 Benly Super Sport from Japan was powered by a 125cc SOHC twin producing 15hp at 10500rpm. Weighing 115.0kg (254 lbs) and with a seat height of 760mm, it was aimed at standard riders.
The 1959 Triumph Bonneville T120, hailing from United Kingdom, by contrast offered 649cc of OHV twin power, delivering 46hp at 6500rpm. Tipping the scales at 172.0kg (379 lbs) with a top speed of 177km/h (110 mph), it offered a distinct riding experience. 1950s bikes represent the golden age of British motorcycling and early Japanese innovation, with well-maintained examples commanding premium prices.
Specifications Comparison
| 1959 Honda CB92 Benly Super Sport | 1959 Triumph Bonneville T120 | |
|---|---|---|
| Displacement | 125 cc | 649 cc |
| Power | 15 hp | 46 hp |
| Torque | 10.0 Nm | 52.0 Nm |
| Cylinders | 2 | 2 |
| Top Speed | 130 km/h | 177 km/h |
| Quarter Mile | — | — |
| Dry Weight | 115.0 kg | 172.0 kg |
| Wet Weight | 127.0 kg | 185.0 kg |
| Seat Height | 760 mm | 790 mm |
| Wheelbase | 1250 mm | 1400 mm |
| Fuel Capacity | 11.0 L | 14.0 L |
| Gears | 4 -speed | 4 -speed |
The Verdict
For pure standard performance, the 1959 Triumph Bonneville T120 has the edge thanks to more power (46hp vs 15hp) and a higher top speed. The 1959 Honda CB92 Benly Super Sport, however, excels when all-round versatility and everyday riding is the priority. For collectors, the 1959 Triumph Bonneville T120 commands more attention with a 9/10 collectibility rating. Parts availability is moderate for the 1959 Honda CB92 Benly Super Sport and good for the 1959 Triumph Bonneville T120 — an important factor for any restoration project.
About the 1959 Honda CB92 Benly Super Sport
The 1959 1959 Honda CB92 Benly Super Sport packs a 125cc SOHC twin engine with 15hp into a standard motorcycle package from Honda.
Full 1959 Honda CB92 Benly Super Sport Profile →About the 1959 Triumph Bonneville T120
The 1959 1959 Triumph Bonneville T120 packs a 649cc OHV twin engine with 46hp into a standard motorcycle package from Triumph.
Full 1959 Triumph Bonneville T120 Profile →