PRICES CHECKED OCT 27, 3:15 AM ET418 PRODUCTS · INDEPENDENT BUYING GUIDES
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OM System OM-1 II vs OM System OM-3

2 · 0 TIE · 3

The OM-1 II wins 2 of 5 scored specs (stabilization); the OM-3 wins 3 (battery (cipa), weight). The OM-3 is $200 cheaper.

2 WINSBuy it if you want: stabilization.
3 WINSBuy it if you want: battery (cipa), weight.
More price sources coming soon. Prices accurate as of Oct 27, 3:15 AM ET and subject to change. We may earn a commission from these links, at no cost to you. How this works

Size, to scale

OPEN IN SIZE COMPARE →
FRONT (WIDTH × HEIGHT)
TOP (WIDTH × DEPTH), LENS FACING DOWN

Outer sizes are exact, from the makers' dimensions. Shapes are drawn by us to show each body style; the dashed circle is the lens mount at its real diameter.

  • OM System OM-1 II134.8 × 91.6 × 72.7 mm · 599 g
  • OM System OM-3139.3 × 88.9 × 45.8 mm · 496 g

Where they differ

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OM-1 IIOM-3
PRICE & SCORE
Price$2,000$1,800BEST
CameraFits score8.5BEST8.2
PHOTO
StabilizationIn-body stabilisation. Each stop lets you shoot at half the shutter speed without blur, so 8 stops means very steady handheld shots.8.5 stopsBEST7.5 stops
VIDEO
Rolling shutterHow fast the sensor reads out, measured in lab tests. Slower readout bends fast-moving subjects and quick pans in video and electronic-shutter photos; under 10 ms is very good.—5.8 ms · 4K full width, DPReview
BODY & HANDLING
Battery (CIPA)Shots per charge on the CIPA standard test, using the rear screen. Real-world numbers are often higher.520 shots590 shotsBEST
WeightBody with battery and card, without a lens.599 g496 gBEST
ViewfinderElectronic viewfinder resolution and magnification. More dots and a bigger magnification give a sharper, larger view.5.76M-dot, 1.65×2.36M-dot, 1.37×
Card slotsTwo slots let you record a backup copy at the same time, which matters for paid work like weddings.2x SD UHS-II1x SD UHS-II

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