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Canon EF 70-300mm f/4-5.6L IS USM vs Canon EF 75-300mm f/4-5.6 III

Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.

Canon EF 70-300mm f/4-5.6L IS USM

Canon

EF 70-300mm f/4-5.6L IS USM

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Canon EF 75-300mm f/4-5.6 III

Canon

EF 75-300mm f/4-5.6 III

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Verdict at a glance

  • Canon EF 75-300mm f/4-5.6 III is faster by 8.3 stops (f/4.0 vs f/70.0), letting in more light.
  • Canon EF 75-300mm f/4-5.6 III is lighter by 570g.
  • Canon EF 70-300mm f/4-5.6L IS USM goes wider (70mm vs 75mm).
  • Canon EF 70-300mm f/4-5.6L IS USM is the newer design (2010 vs 1999).
Specification comparison
Spec EF 70-300mm f/4-5.6L IS USM EF 75-300mm f/4-5.6 III
Brand Canon Canon
Mount Canon EF Canon EF
Type Telephoto Zoom Telephoto Zoom
Focal length 70-300mm (wider) 75-300mm
Max aperture f/70.0 f/4.0 (faster)
Released 2010 1999
Blades 8 7
Format full-frame full-frame
Groups 14 9
Af motor USM n/a
Elements 19 13
Weight g 1050.0 480.0 (lighter)
Filter mm 67 58
Length mm 143.0 122.1
Stabilized Yes n/a
Diameter mm 89.0 71.0
Min focus m 1.2 (closer focusing) 1.5
Max magnification 0.21 0.25

Canon EF 70-300mm f/4-5.6L IS USM

A white-barrel L-series telephoto zoom with stabilization and weather sealing. Compact for its range and well regarded for image quality.

Pros

  • Weather-sealed
  • Sharp for a 70-300
  • Image stabilization
  • Compact

Cons

  • Variable aperture
  • Heavy (about 1 kg)
  • Shorter reach than a 100-400

Canon EF 75-300mm f/4-5.6 III

An entry-level telephoto zoom with no stabilization and a basic micro motor instead of USM. Covers full frame.

Pros

  • Light
  • Long reach
  • Simple to use

Cons

  • No image stabilization
  • Soft at 300mm
  • Slow, noisy AF

More comparisons for Canon EF 70-300mm f/4-5.6L IS USM

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