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

Announced August 22, 2005

Compare Canon EF 70-300mm f/4-5.6 IS USM
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PixelMeter The PixelMeter is our 1–100 aggregate of reviewer scores from trusted publications and creators. Weighted by source tier — not a raw average, and not PetaPixel’s own review.

Reviewer Consensus

Good

The Canon EF 70-300mm f/4-5.6 IS USM is a lightweight telephoto zoom that provides sharp, well-corrected images across its range; however, its performance at the 300mm focal length and its variable aperture can be limiting for certain applications. It serves as a capable travel and nature companion that is compatible with both full-frame and APS-C sensor cameras.

Weighted from 7 reviewer scores

Pros

  • Strong optical performance with high resolution, effective control of aberrations, and minimal distortion
  • Highly effective image stabilization for handheld shooting
  • Improved autofocus speed and accuracy compared to predecessors
  • Solid build quality with smooth zoom operation
  • Versatile compatibility with both full-frame and crop-sensor camera bodies

Cons

  • Soft image quality and reduced performance at the 300mm end
  • Inconsistent or slow autofocus performance
  • Mechanical design issues including rotating front elements and lack of full-time manual focus
  • Limited light-gathering capability due to variable aperture
  • Susceptibility to lens flare and contrast loss when shooting against bright light
  • Launch price $549 (USD)
  • Focal length & aperture 70-300mm f/4-5.6
  • Mount & coverage Canon EF Full-Frame
  • Stabilization Optical IS
  • Close focus 1.5 m (0.26x)
  • Filter thread 58mm
  • Autofocus motor Micro-type ultrasonic
  • Weight & size 630g (1 lb 6.2 oz) · 76.5 x 142.8 mm (3.01 x 5.62 in)

What the Reviewers Say

All 7 expert reviews, weighted into the PixelMeter score.

Specifications

General

Announcement date August 22, 2005
Launch MSRP $549
Lens mount Canon EF
Image circle coverage Full-Frame
Lens type Zoom
Lens line / series EF

Optical Design

Elements 15
Groups 10

Focal Length & Aperture

Focal length (wide) 70mm
Focal length (tele) 300mm
Max aperture (wide) f/4
Max aperture (tele) f/5.6
Minimum aperture f/32–45
Diaphragm blades 8

Angle of View

Diagonal angle of view 34° - 8°

Focusing

Autofocus motor Micro-type ultrasonic
Minimum focus distance 1.5 m
Maximum magnification 0.26x

Stabilization

Optical stabilization (OIS) Yes

Controls

AF/MF switch Yes

Build

Weight 630g (1 lb 6.2 oz)
Maximum diameter 76.5mm (3.01 in)
Length 142.8mm (5.62 in)
Filter thread 58mm
Weather sealing None
Internal zoom No
Tripod collar Not supported