Is the leica summilux m 75mm f 1 4 good in low light?

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From Leica Summilux-M 75mm f/1.4: Leica Summilux-M 75mm f/1.4: A prime lens by Leica for Full frame cameras, 75mm f/1.4. Specs - Maker: Leica - Focal length: 75mm (prime) - Maximum aperture: f/1.4 - Made for: Full frame sensors - Mounts: Leica M - Stabilised: no - Autofocus: no, manual focus What it frames like - On full frame (Leica M): as marked, 75mm. Cameras it fits - Leica M9: Full frame - Leica M9-P: Full frame - [Leica ...

From Sensor sizes: Is full frame worth it?: For low light, events, and portraits with very shallow depth of field, yes. For travel, street, wildlife on a budget, and most hobby photography, a good APS-C camera with good lenses is enough, and you'll carry it more. Lenses and light matter more than the last stop of sensor performance.

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