Panasonic G VARIO 100-300mm/F4.0-5.6/MEGA O.I.S.vsOM SYSTEM M.ZUIKO DIGITAL ED 100-400mm F5.0-6.3 IS II

G VARIO 100-300mm/F4.0-5.6/MEGA O.I.S.

100-300mm / F4-5.6

200-600mm equiv.

M.ZUIKO DIGITAL ED 100-400mm F5.0-6.3 IS II

100-400mm / F5-6.3

200-800mm equiv.

Which to choose

When the G VARIO 100-300mm/F4.0-5.6/MEGA O.I.S. suits you better

  • Brightness0.6 stops brighter — better in low light and blurs the background more
  • Weight605g lighter, so easier to carry

When the M.ZUIKO DIGITAL ED 100-400mm F5.0-6.3 IS II suits you better

  • Close focusFocuses as close as 1.3m
  • Zoom rangeCovers 100-400mm in a single lens

These points are derived mechanically from the numbers. How a lens actually renders does not show up in specifications, so look at samples before deciding.

Size compared

← Mount
  • G VARIO 100-300mm/F4.0-5.6/MEGA O.I.S.126mm long × 73.6mm diameter
  • M.ZUIKO DIGITAL ED 100-400mm F5.0-6.3 IS II205.6mm long × 86.4mm diameter

Specifications compared

Panasonic G VARIO 100-300mm/F4.0-5.6/MEGA O.I.S. compared with OM SYSTEM M.ZUIKO DIGITAL ED 100-400mm F5.0-6.3 IS II.The highlighted side is the better one for that specification.
SpecificationPanasonic G VARIO 100-300mm/F4.0-5.6/MEGA O.I.S.OM SYSTEM M.ZUIKO DIGITAL ED 100-400mm F5.0-6.3 IS IIDifference
Focal length (wide)100mm100mm
Focal length (tele)300mm400mm−100mm
Max aperture (wide)F4F50.6 stops brighter
Max aperture (tele)F5.6F6.30.3 stops brighter
Min focus distance1.5m1.3m+0.20m
Max magnification0.21×0.29×−0.08x
Weight520g1.13kg−605g
Length126mm205.6mm−79.6mm
Diameter73.6mm86.4mm−12.8mm
Filter size67mm72mm−5mm
Released2010No data
StabilizationYesYes
Weather sealingNoNo
MacroNoNo
AutofocusYesYes

The difference column reads as G VARIO 100-300mm/F4.0-5.6/MEGA O.I.S. relative to M.ZUIKO DIGITAL ED 100-400mm F5.0-6.3 IS II.The highlighted cell is the better side for that specification.

Check prices

G VARIO 100-300mm/F4.0-5.6/MEGA O.I.S.

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M.ZUIKO DIGITAL ED 100-400mm F5.0-6.3 IS II

ADLinks to Amazon, MPB, Wex Photo Video, Park Cameras, eBay are affiliate links. We may earn a commission if you buy through them, at no extra cost to you.Links to London Camera Exchange are not affiliate links.Links marked “Search results” go to that retailer’s search page for this lens name.Check price and availability on the retailer’s own site.