M.Zuiko 75mm f/1.8 PROvs FE 20mm f/1.8 G

GearFrame · Updated March 2026

OM System M.Zuiko 75mm f/1.8 PRO OM System M.Zuiko 75mm f/1.8 PRO (2012) From £849 Best for Portraits, events & performance photography on Micro Four Thirds View M.Zuiko 75mm f/1.8 PRO
VS
Sony FE 20mm f/1.8 G Sony FE 20mm f/1.8 G (2020) From £849 Best for Astrophotography, landscape & environmental portraits View FE 20mm f/1.8 G

Which should you buy?

Portraits, Events & Performance Photography On Micro Four Thirds — M.Zuiko 75mm f/1.8 PRO (2012): The sharpest portrait prime in the MFT system — 150mm equivalent compression and tight subject isolation that surprises full-frame shooters.

Astrophotography, Landscape & Environmental Portraits — FE 20mm f/1.8 G (2020): A remarkably compact ultra-wide prime — f/1.8 at 20mm in a travel-friendly package with outstanding optical quality.

↓ Full specifications below

Quick take: Only the fe 20mm f/1.8 g is weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification M.Zuiko 75mm f/1.8 PRO (2012)FE 20mm f/1.8 G (2020)
Price £849 £849
Sensor Micro Four Thirds (MFT) Sony FE mount (full-frame E-mount)
Video N/A — lens N/A — lens
Autofocus MSC — fast and near-silent Dual XD Linear Motor AF — quiet and fast
Stabilisation None (relies on IBIS) None (relies on IBIS)
Burst Rate N/A N/A
Battery Life N/A N/A
Weight 305g 373g
Dimensions 64mm diameter × 69.1mm length 73.5mm diameter × 84.7mm length
Weather Sealed No Yes
Viewfinder N/A N/A
Screen N/A N/A
Mount 58mm filter thread 67mm filter thread
Memory Cards N/A N/A
Connectivity N/A N/A
Genre M.Zuiko 75mm f/1.8 PROFE 20mm f/1.8 G
Portrait
9.0
Wedding
9.0
Wildlife
7.0
Astrophotography
9.0
Landscape
9.0
Street
7.0
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