The 1958 Norton Dominator 99 from United Kingdom was powered by a 597cc OHV twin producing 31hp at 6000rpm. Weighing 182.0kg (401 lbs) and with a seat height of 790mm, it was aimed at standard riders.
The 1968 Norton Commando 750 by contrast offered 745cc of OHV twin power, delivering 58hp at 6800rpm. Tipping the scales at 185.0kg (408 lbs) with a top speed of 195km/h (121 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
| 1958 Norton Dominator 99 | 1968 Norton Commando 750 | |
|---|---|---|
| Displacement | 597 cc | 745 cc |
| Power | 31 hp | 58 hp |
| Torque | 40.0 Nm | 56.0 Nm |
| Cylinders | 2 | 2 |
| Top Speed | 155 km/h | 195 km/h |
| Quarter Mile | — | — |
| Dry Weight | 182.0 kg | 185.0 kg |
| Wet Weight | 195.0 kg | 198.0 kg |
| Seat Height | 790 mm | 790 mm |
| Wheelbase | 1400 mm | 1430 mm |
| Fuel Capacity | 14.0 L | 14.0 L |
| Gears | 4 -speed | 4 -speed |
The Verdict
Comparing these two Norton machines reveals the brand's evolution. The 1958 Norton Dominator 99 laid the groundwork with 31hp, while the later 1968 Norton Commando 750 pushed output to 58hp. From a collector's perspective, the 1968 Norton Commando 750 holds the edge with a 9/10 rating. Either way, both are worthy additions to any Norton collection. Parts availability is moderate for the 1958 Norton Dominator 99 and good for the 1968 Norton Commando 750 — an important factor for any restoration project.
About the 1958 Norton Dominator 99
Introduced in 1958, the 1958 Norton Dominator 99 features a 597cc OHV twin engine producing 31hp, establishing itself as a notable standard motorcycle.
Full 1958 Norton Dominator 99 Profile →About the 1968 Norton Commando 750
A standard motorcycle from 1968, the 1968 Norton Commando 750 delivers 58hp from its 745cc OHV twin engine.
Full 1968 Norton Commando 750 Profile →