FitMyLensthe lens-by-mount reference
📷 Choose camera

Low-light lenses for Micro Four Thirds mount

9 low-light options that fit OM System (Olympus) and Panasonic Lumix G Micro Four Thirds bodies — fast apertures (f/1.8 and brighter) for dim conditions. Every spec from the manufacturer's own product name and catalog.

Last verified 2026-06-21

Shooting a specific body? Per-camera fits: OM System OM-1 · OM System OM-1 Mark II · OM System OM-3 · OM System OM-5 · Panasonic Lumix G100 · Panasonic Lumix G9 II · Panasonic Lumix GH6 · Panasonic Lumix GH7.

As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. Affiliate links never affect our specs or which lenses we compare.

FocalLensBuyMax apertureWeightTypeCoverageBest for
10-25mmPanasonic Lumix G Leica DG Vario-Summilux 10-25mm, F1.7 ASPH. Lens, Stepless Aperture, Video Performance, Mirrorless MicPanasonic Leica DG 10-25mm f/1.7Amazon →f/1.7690 gzoomM4/3Pro standard zoomWide-angleLow-lightAstrophotography
15mmPanasonic Leica DG Summilux 15mm f/1.7 Mirrorless Camera Lens, Micro Four Thirds, BlackPanasonic Leica DG 15mm f/1.7Amazon →f/1.7115 gprimeM4/3StreetEverydayLow-light
17mmOM SYSTEM Olympus M.Zuiko Digital 17mm F1.8 II for Micro Four Thirds System Camera, Weather Proof, Compact Design, BeautOM System M.Zuiko 17mm f/1.8Amazon →f/1.8120 gprimeM4/3StreetEverydayLow-light
20mmOM System M.Zuiko 20mm f/1.4 PROAmazon →f/1.4247 gprimeM4/3Standard primeEverydayLow-light
25mmPanasonic Lumix G Leica DG Summilux II 25mm f/1.4 Lens, MFT, w/Mac SoftwarePanasonic Leica DG 25mm f/1.4 IIAmazon →f/1.4205 gprimeM4/3Standard primeLow-light
42.5mmPanasonic LUMIX G Leica DG NOCTICRON Lens, 42.5MM, F1.2 ASPH., Professional MIRRORLESS Micro Four Thirds, Power Optical Panasonic Leica DG 42.5mm f/1.2Amazon →f/1.2425 gprimeM4/3PortraitLow-lightWedding & event
42.5mmPanasonic LUMIX G Lens, 42.5MM, F1.7 ASPH., MIRRORLESS Micro Four Thirds, Power Optical I.S., H-HS043K (USA Black)Panasonic Lumix G 42.5mm f/1.7 ASPH Power OISAmazon →f/1.7130 gprimeM4/3PortraitLow-lightBudget
45mmOM SYSTEM Olympus M.Zuiko Digital 45mm F1.8 Black for Micro Four Thirds System Camera, Compact Design, Beautiful Bokeh, Olympus M.Zuiko 45mm f/1.8Amazon →f/1.8116 gprimeM4/3PortraitBudgetLow-light
75mmOM SYSTEM Olympus M.Zuiko Digital ED 75mm f1.8 Lens for Micro Four Thirds, BlackOM System M.Zuiko 75mm f/1.8Amazon →f/1.8305 gprimeM4/3PortraitTelephotoLow-light

Weight & weather sealing: which of these can you carry all day?

On long approaches the decision is often made by weight, not aperture. Published weights for 9 of the 9 lenses above:

LensWeightWeather sealing
Panasonic Leica DG 15mm f/1.7115gNot verified
Olympus M.Zuiko 45mm f/1.8116gNot verified
OM System M.Zuiko 17mm f/1.8120gNot verified
Panasonic Lumix G 42.5mm f/1.7 ASPH Power OIS130gNone claimed (Source specification states "Sealing: No".)
Panasonic Leica DG 25mm f/1.4 II205gNot verified
OM System M.Zuiko 20mm f/1.4 PRO247gWeather-sealed
OM System M.Zuiko 75mm f/1.8305gNot verified
Panasonic Leica DG 42.5mm f/1.2425gNot verified
Panasonic Leica DG 10-25mm f/1.7690gNot verified

Packing light? The lightest here is the Panasonic Leica DG 15mm f/1.7 at 115g. The lightest weather-sealed option is the OM System M.Zuiko 20mm f/1.4 PRO at 247g.

Weights and sealing as published for each lens — 5 from the manufacturer's own spec page, 4 from a published lens database or review quoting the maker's figure (per-lens source recorded in the dataset) · methodology

All Micro Four Thirds lenses: the full Micro Four Thirds index · other mounts: Sony E · Canon RF · Nikon Z · Fujifilm X · L-Mount.