Exact version guide / Research
Canon RF100–400mm
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Version identity
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Canon RF 100-400 vs RF 100-500: A Carry Lens for Walks or a Wildlife-Trip Lens?
United States buying scope: Canon RF100-400mm F5.6-8 IS USM; RF mount; MFR 5050C002 versus Canon RF100-500mm F4.5-7.1 L IS USM; RF mount; MFR 4112C002. Other sizes, bundles or regional versions require a separate check.
For walks and dedicated wildlife trips: decide whether reach, carrying load or the conditions of the outing justify a different RF lens.
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