Canon Canon EF 100-400mm f/4.5-5.6L IS II USM Lens Review

Focal Length 400mm
Max Aperture f/4.5
Mount Canon EF
Stabilization true
Weather Sealed
Weight G 1637
Af Type Autofocus
Lens Type Telephoto Zoom
Canon Canon EF 100-400mm f/4.5-5.6L IS II USM Lens lens
51 Overall Score

Overview

Performance

Performance Percentiles

Af 47.2
Bokeh 36.5
Build 10.4
Macro 39.6
Optical 98
Aperture 21.3
Versatility 38.5
Stabilization 88.7

Pros & Cons

Pros

  • Strong optical (98th percentile) 98th
  • Strong stabilization (89th percentile) 89th

Cons

  • Below average build (10th percentile) 10th
  • Below average aperture (21th percentile) 21th

Specifications

Full Specifications

Optics

Type Telephoto Zoom
Focal Length Min 400
Focal Length Max 400
Elements 21
Groups 16

Aperture

Max Aperture f/4.5
Min Aperture f/32
Constant Yes
Diaphragm Blades 9

Build

Mount Canon EF
Format Full-Frame
Weight 1.6 kg / 3.6 lbs
Filter Thread 77

AF & Stabilization

AF Type Autofocus
Stabilization Yes

Focus

Min Focus Distance 980
Max Magnification 1:3.23

Value & Pricing

Newegg $2,480 Best Price B&H Photo $2,699 Amazon $2,699
Feb 20, 2026 $2,480
Feb 18, 2026 $2,699
Feb 18, 2026 $2,699

vs Competition

Product
Viltrox VILTROX 35mm f1.7 Z, AF 35 mm F1.7 Z- Mount Lens
Meike Meike 55mm F1.8 Pro Full Frame AF STM Stepping
Fujifilm VILTROX 25mm F1.7 f/1.7 AF Lens for Fuji X Mount,
Panasonic Meike 35mm F1.8 Full Frame Wide Angle AF STM Lens
Sony YONGNUO 35MM F1.8 Art Auto Focus Lens for Sony E

Verdict

Deal Tracker

Feb 20, 2026 $2,480
Feb 18, 2026 $2,699
Feb 18, 2026 $2,699
Newegg $2,480 Best Price B&H Photo $2,699 Amazon $2,699