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OM System M.Zuiko Digital ED 50-200mm f/2.8 IS PRO vs Panasonic LUMIX G 42.5mm f/1.7 ASPH. POWER O.I.S.

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Optics
Focal Length
50-200mm
43mm
Zoom Ratio
4x
1x
Max Aperture
f/2.8
f/1.7
Min Aperture
f/22
f/22
Elements / Groups
21 / 13
10 / 8
Special Elements
1x ED, 2x Super ED, 1x ED aspherical, High-refractive index elements
1 aspherical element
Coatings
Zero Coating II, Fluorine coating
Fluorine coating
Diaphragm Blades
9
7
Max Magnification
0.25x
0.2x
Focus
Min Focus Dist.
78cm
31cm
Autofocus
Full-time Manual
Distance Scale
Focus Limiter
AF Motor Type
-
Stepping motor
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Physical
Lens Mount
Micro Four Thirds
Micro Four Thirds
Weight
1075 g
130 g
Dimensions (D x L)
91 x 226 mm
55 x 50 mm
Filter Thread
77 mm
37 mm
Weather Sealing
Hood Supplied
Tripod Collar
Features
Image Stabilization
Power Zoom
Zoom Lock
Aperture Ring
Breathing Correction
Parfocal
Custom Buttons
4
0
Color
Black
Black
General
Launch Price
USD 3699
USD 500
Announce Date
Sep 10, 2025
Aug 25, 2026
Sensor Format
Micro 4/3
Micro 4/3