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Canon

RF 800mm F5.6 L IS USM

Canon RF · Prime · FULL FRAME

RF 800mm F5.6 L IS USM — 800mm f/5.6 for Canon RF, a popular choice in the canon lineup.

$16,999

Launch price

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Last updated June 2026

Key specs at a glance

Focal Length

800 mm

Max Aperture

f/5.6

Mount

Canon RF

Coverage

Full Frame

Stabilization

4.5 stops

Weight

3140 g

Min Focus

400 cm

Filter Size

52 mm

Where to buy the Canon RF 800mm F5.6 L IS USM

Check today's availability, latest prices, bundle deals, and certified refurbished options at the major authorized retailers:

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Best for

Use-case scores

Scored algorithmically from verified specs. 10 = best in class.

Portrait

Limited
2.5/ 10
  • · 9-blade rounded diaphragm creates creamy out-of-focus highlights

Sports & Action

Good
6.5/ 10
  • · Long telephoto reach (800mm) captures distant sports action
  • · Equipped with high-speed silent AF motor for fast action tracking

Video & Hybrid

Good
6.0/ 10
  • · Optical image stabilization is vital for steady handheld panning
  • · Internal focusing keeps lens length constant and stops rotation

Landscape

Fair
4.0/ 10
  • · Weather-sealed body protects against dust and rain in the field

Travel

Limited
2.0/ 10
  • · Weather-sealed body is prepared for varied travel climates

Wildlife

Excellent
10.0/ 10
  • · Super-telephoto focal length (800mm) brings tiny/distant subjects close
  • · Optical image stabilization is crucial to keep telephoto shots steady

Macro & Close-up

Limited
1.5/ 10
  • · OIS stabilizes macro shooting, compensating for high-magnification handshake

Pros

  • Prime design typically delivers strong sharpness and lighter weight
  • Built-in optical image stabilization
  • Weather-sealed construction for outdoor shooting

Cons

  • Premium price point
  • Relatively heavy for extended handheld use
  • Slower maximum aperture limits low-light performance

Ready to buy the Canon RF 800mm F5.6 L IS USM?

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Full specifications

Verified specs · Canon RF 800mm F5.6 L IS USM

Optical Design

Focal length (Min)800 mm
Focal length (Max)800 mm
Max aperture (Wide)f/5.6
Max aperture (Tele)f/5.6
Elements26
Groups18
Special elements2 Fluorite, 2 Super UD, 1 UD

Focus System

Min focus distance400 cm
Max magnification0.14 ×
Autofocus motorDual Nano USM
Internal focusYes

Image Stabilization

Optical stabilizationYes
OIS effectiveness4.5 stops

Physical Specs

Weight3140 g
Length432 mm
Diameter140 mm
Filter thread size52 mm
Weather sealingYes
Diaphragm blades9

Compatibility

Lens mountCanon RF
Format coverageFull Frame

Features

Control ringYes
Custom function buttonYes