- CarDekho Experts
- on 4 Feb 2020
PS and NM are two words that are used in the automotive world to define power and speed. Here, PS is a German word which means Pferdestärke -the equivalent of horsepower or Torque, the actual power produced by the engine. And NM stands for Newton Meter which is a unit in SI and is the standard way of expressing the same horsepower produced or torque produced by the engine.