Table 1: Comparison of 580EX II and 580EX specifications

Item 580EX II 580EX Max. guide number [ISO 100, meters] 58 Auto zoom range [mm] 24 - 105 Focal length coverage with the built-in diffuser panel [mm] 14 Auto zoom control linked to the sensor size Yes Flash modes Normal flash E-TTL II/E-TTL/TTL FP flash Yes Manual flash Output 1/1 - 1/128 Steps [f stops] 1/3-stop increments Multi flash Output 1/4 - 1/128 Frequency [Hz] 1 - 199 Flash-related functions FE lock Yes Flash exposure compensation Yes FEB Yes Second-curtain sync Yes Sends color temperature data Yes Wireless Transmitter function Yes Slave function Yes Bounce flash Angle [°] Up 45°, 60°, 75°, 90° Down 7° Left 60°, 75 °, 90 °, 120°, 150 °, 180° Right AF assist beam (supports single-point AF to 45-point area AF) Yes Setup information entry Entry method Button + dial Custom functions [No./parameters] 14/32 14/28 Set flash functions from camera Yes No Power source Internal power source Battery types AA-size alkaline batteries (Ni-MH or lithium batteries can also be used) No. 4 Min. recycling time [sec] ~3.7 ~4.6 Battery compartment door lock Yes No Sealed against dust and water when connected to an external power source Yes No Reliability Dust and water resistant Yes No Foot material Metal Plastic Safety protector for external third-party power sources Yes No Other items External metering Auto Yes No Manual Yes No Sync connection Yes No Bracket (included) Yes Yes Dimensions [mm] Width 76 Height 137 134 Depth 117 114 Weight (without batteries) [g] ~405 ~375 Price (Japan, taxes separate) ¥60,000 ¥55,000 Release date April 2007 October 2004

580EX II specification improvement