Canon Speedlite 600EX-RT

Canon Speedlite 600EX-RT is a New wireless multiple flash system which using radio wave communication for enhanced control of up to five groups of flashes. It has Zoom flash head covers wide range of 20-200mm with maximum Guide Number of (197 ft/60m at ISO 100). This flash offers 18 Custom Functions for creative flexibility, full swivel, 180 degrees in either direction, color filter holder for attaching Canon and third-party color gelatin filters. And has measure Approx. 3.1 x 5.6 x 4.9in. / 79.7 x 142.9 x 124.5mm with weight Approx. 15.0 oz / 425 g.

Overall Rating: ★★★★★


Canon Speedlite 600EX-RT Features

The Canon Speedlite 600EX-RT is a new wireless multiple flash system that designed to provide a new level of performance and reliability for professional flash photography and compatible with the most advanced DSLRs. It offers wireless two-way radio communication which lets photographers expand their creativity using wireless speedlites with the reliability of radio triggering. There is a new dot-matrix LCD panel features which display of all pertinent shooting information, backlit controls plus an internal sound generator.


Moreover, the Canon Speedlite 600EX-RT has an improved guide number of 197ft. (60m) at ISO 100 which provides effective flash photography in more situations. It also delivers 20mm to 200mm coverage, and when the extendable wide panel is pulled out, flash coverage moves as wide at 14mm. The flash can be directed to zoom in accordance with the cameras image sensor size (full-frame, APS-H and APS-C) that effectively maximize power and minimize energy consumption.

The Canon Speedlite 600EX-RT Highlights Features:

+ Redesigned contact construction, improved flash head durability, and exceptional dust and weather resistance for reliable operation.

+ AF Assist Beam compatible with Canon’s new 61-Point High Density Reticular AF in the EOS-1D X and the EOS 5D Mark III.

+ Color filter holder for attaching Canon and third-party color gelatin filters.

+ 18 Custom Functions and 7 Personal Functions for creative flexibility.

+ Full swivel, 180°in either direction.


Canon Speedlite 600EX-RT User Manual (PDF)

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– Download Canon Speedlite 600EX-RT User Manual (PDF – 29.75 MB)


Canon Speedlite 600EX-RT Specifications

Compatible Cameras

Guide Number
The maximum Guide No. is approximately 196.9 ft./60m at ISO 100 varies from approximately 85.3 ft./26m to 196.9 ft. /60m according to the flash coverage (20 to 200 mm).

When the extendable wide panel is pulled out, the flash coverage is 14 mm and the Guide No. is approximately 15/49.2

Number of Flashes
Approx. 100 – 700 flashes (with size-AA/LR6 alkaline batteries)

Recycling Time
Normal flash: Approx. 0.1 – 5.5 sec.
Quick flash: Approx. 0.1 – 3.3 sec.

– With size-AA/LR6 alkaline batteries
– Flash-ready state indicated by beep sound

Flash Range
Effective flash range at ISO 100

AF Assist Beam
System: Near-infrared light pattern projection method
Linkable AF Points: Supports 1 to 61-Point High Density Reticular AF
Supported focal length:
– EF Lens: 28mm or greater
– EF-S Lens: 18mm or greater

Effective Range (Approx.):
At Center: 2.0 – 32.8 ft. / 0.6 – 10 m
Periphery: 2.0 – 16.4 ft. / 0.6 – 5 m

Custom Functions 18 Functions

Personal Functions 7 Functions

Power Source
Four AA-size/LR6 alkaline or rechargeable Ni-MH or Lithium Batteries

External Power Source Compact Battery Pack CP-E4

Approx. 3.1 (W) x 5.6 (H) x 4.9 (D) in. / 79.7 (W) x 142.9 (H) x 124.5 (D) mm
*Excluding color filter holder

Weight Approx. 15.0 oz / 425 g

Expert Reviews

Canon Speedlite 600EX-RT Reviews

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