Triumph Speed Twin 5T vs NSU 4PS (1966)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Triumph Speed Twin 5Tstacks up against the NSU 4PS. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecTriumph Speed Twin 5TNSU 4PS
Model year19661925
Price
Engine498 cc498 cc
Horsepower27 hp7 hp
Weight120 kg
Fuel typepetrolpetrol
Front brakesExpanding brake (drum brake)
Rear brakesExpanding brake (drum brake)
Tires2.5-26 / 2.5-26

Triumph Speed Twin 5T vs NSU 4PS — which should you buy?

Picking between the Triumph Speed Twin 5T and the NSU 4PS usually comes down to the numbers you care about most. On paper, the Triumph Speed Twin 5T brings 27 hp, while the NSU 4PS counters with 7 hp at 120 kg.

Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike: