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Canon Extender EF 1.4x II vs Canon Extender EF 2x III

    Canon Extender EF 1.4x II Teleconverter
    Canon Extender EF 1.4x II
      Canon Extender EF 2x III Teleconverter
      Canon Extender EF 2x III
      Editiorial reviews
      2
      2 editorial reviews
      Looking for a Canon lens review? Read on to find out what we uncovered in our objective optical lab tests.Read more
      The Canon EF 200-400mm f/4L IS USM Extender 1.4x comes complete with an internal tele-converterRead more
      Read editorial reviews
      1
      1 editorial reviews
      Looking for a Canon lens review? Read on to find out what we uncovered in our objective optical lab tests.Read more
      Read editorial reviews
      User rating
      39
      4.0 out of 5
      39 user ratings
      5 stars
      		33 %
      4 stars
      		33 %
      3 stars
      		33 %
      2 stars
      		0 %
      1 stars
      		0 %
      58
      3.9 out of 5
      58 user ratings
      5 stars
      		37 %
      4 stars
      		32 %
      3 stars
      		17 %
      2 stars
      		6 %
      1 stars
      		5 %

      Full Comparison

      Units:

      General

      Canon Extender EF 1.4x IICanon Extender EF 1.4x II
      Canon Extender EF 2x IIICanon Extender EF 2x III
      Mount typeCanon EFCanon EF

      Dimensions

      Canon Extender EF 1.4x IICanon Extender EF 1.4x II
      Canon Extender EF 2x IIICanon Extender EF 2x III
      Weight7.76 oz11.46 oz
      Diameter2.87 in2.83 in
      Length1.07 in2.07 in

      Optics

      Canon Extender EF 1.4x IICanon Extender EF 1.4x II
      Canon Extender EF 2x IIICanon Extender EF 2x III
      Elements59
      Groups4 pc5

      Focus

      Canon Extender EF 1.4x IICanon Extender EF 1.4x II
      Canon Extender EF 2x IIICanon Extender EF 2x III
      Maximum magnification1.4x2x

      Pros & Cons

      Pros
          Cons

              Often compared with Canon Extender EF 1.4x II

              Canon Extender EF 1.4x II Teleconverter
              Canon Extender EF 2x III
              CanonExtender EF 1.4x II
              CanonExtender EF 2x III
              Canon Extender EF 1.4x II Teleconverter
              Canon Extender EF 1.4x III
              CanonExtender EF 1.4x II
              CanonExtender EF 1.4x III

              Often compared with Canon Extender EF 2x III

              Canon Extender EF 2x III Teleconverter
              Canon Extender EF 2x II
              CanonExtender EF 2x III
              CanonExtender EF 2x II
              Canon Extender EF 2x III Teleconverter
              Canon Extender EF 1.4x II
              CanonExtender EF 2x III
              CanonExtender EF 1.4x II