The MISTRAL G-300 versus the Lycoming IO-540

Engine Weight Comparison between MISTRAL engines and competitors

Turbine-like compactness results in aerodynamic efficient installations with low drag and high speed cowl designs.

Here you can see the normally aspirated MISTRAL G-300 versus ...

... a Centurion 2.0 (135 hp)

... a Centurion 4.0 (310 hp)

... an SMA SR 305 (230 hp)