Compare Canon EF 400mm F2.8L IS III USM vs Canon EF 400mm F4 DO IS II USM vs Canon RF 800mm F5.6L IS USM

Canon EF 400mm F2.8L IS III USM

Canon EF 400mm F4 DO IS II USM

Canon RF 800mm F5.6L IS USM

Canon EF 400mm F2.8L IS III USM  Canon EF 400mm F4 DO IS II USM  Canon RF 800mm F5.6L IS USM

Reviews

Neofiliac score62%62%90%
Pros
  • Superb autofocus performance
  • Very, very sharp
  • Optically stabilized
  • Weather-sealed
  • Comes with a tripod collar
  • Superb autofocus performance
  • Very sharp
  • Good flare resistance
  • Optically stabilized
  • Weather-sealed
  • Comes with a tripod collar
  • Optically stabilized
  • Weather-sealed
  • Comes with a tripod collar
  • Superb build quality
  • Very fast autofocus
Cons
  • Very expensive
  • Quite heavy
  • Some may prefer the f/2.8 version
  • Too expensive

Price

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