Some from the M-P (240) and Q2.
All conversions from color.
I convert from color because I like having the color channels available for processing tonality.
LEICA Q2 SUMMILUX 1:1.7/28 ASPH. lens 28mm f/2.5 1/60s 3200 ISO -1.6 EV
LEICA M (Typ 240) Tri-Elmar-M 1:4/16-18-21 ASPH. lens 21mm f/4.0 1/90s 800 ISO -0.3 EV
LEICA M (Typ 240) Tri-Elmar-M 1:4/16-18-21 ASPH. lens 21mm f/4.0 1/60s 1600 ISO -1.3 EV
LEICA Q2 SUMMILUX 1:1.7/28 ASPH. lens 28mm f/4.0 1/60s 6400 ISO -1.0 EV
LEICA M (Typ 240) Tri-Elmar-M 1:4/16-18-21 ASPH. lens 21mm f/4.0 1/90s 1600 ISO -1.3 EV
LEICA Q2 SUMMILUX 1:1.7/28 ASPH. lens 28mm f/2.2 1/125s 3200 ISO -1.6 EV
LEICA M (Typ 240) Tri-Elmar-M 1:4/16-18-21 ASPH. lens 21mm f/4.0 1/60s 800 ISO -0.3 EV