Yongnuo Speedlite YN568EX II Review

Yongnuo Speedlite YN568EX II Review

There is a newer version of this item, the YN568EX III Speedlite

Yongnuo YN568EX II and box
Yongnuo Speedlite YN568EX II


The Yongnuo YN568EX II was introduced July 2013 but has now been replaced by the YN568EX III Speedlite
The YN568EX II is similar in features to the Canon 580EX II speedlite. It has full E-TTL II functionality with high speed sync. It supports Canon’s EX optical wireless control as master or slave. It does not have radio wireless communication capabilities.

Guide Price £85.99 / US$108

Amazon (UK) / Amazon (US) * note that Amazon is still selling the mark II version of this speedlite even though it has been replaced by the newer mark III version. Make sure you buy the updated version.


The Yongnuo YN568EX II is compatible with all Canon EOS digital SLR cameras. It can also communicate using optical wireless with other Canon Speedlites that have “EX” in the name. No radio wireless.

Speedlite from side view


Maximum Guide Number 58m @ 105mm & ISO 100
Comparative Guide Number 39m @ 35mm & ISO 100

Zoom Head

Zoom head: Yes
Focal length coverage: Auto, 24-105mm
Coverage with flip-down diffuser: 14mm
Auto zoom for sensor size: Yes
Flash bounce card: Yes

Yongnuo YN568EX II rear view showing display and control buttons

Flash Head Tilt & Swivel

Up: 45, 60, 75 and 90°
Down: 7°(for subjects in the range of 0.5 to 2m)
Left: 60, 75, 90, 120, 150 and 180°
Right: 60, 75, 90, 120, 150 and 180°

Manual Exposure

Manual / output settings: Yes – 1/1- 1/128
Manual steps: 1/3 stop intervals

ETTL Exposure

Canon E-TTL II metering system with flash exposure compensation (FEC), flash exposure lock (FE lock) and flash exposure bracketing (FEB) 

rear view of flashgun showing the LCD display in ETTL mode

Wireless Communication

Radio Wireless (RF)
No. There is no in-built radio wireless communication.

Optical Wireless
Can support both Canon’s and Nikon’s optical wireless in slave mode.
Line-of-sight communication, fully compatible with Canon’s EX optical wireless.
Transmitter maximum range approximately: Indoors: 20-25m, Outdoors: 10-15m
No. of groups: 3 (A, B & C)
No. of channels: 4
Master/Slave: Can act as both a master and a slave unit (Canon) and slave (Nikon)

Auto-Focus (AF) Assist 

AF-assist beam: Yes
Number of AF points supported: 1 to ? (no info available)
AF-assist beam type: Infra-red light pattern projection
Beam range: 0.6-10m at centre, 0.6 to 5m at periphery

Other Features

High speed sync (HSS): Yes
Second-curtain flash sync: Yes
Modelling flash: Yes (fired with camera’s depth-of-field preview button)
Multi (stroboscopic) flash: Yes
Colour temperature info communication: Yes
Remote shutter release: No
Custom function: 13
Flash settings from camera menus (with compatible cameras only): Yes
Optical slave capability (S1, S2, Sc, Sn): Yes
PC terminal: Yes 2.5mm
USB port for firmware updates: No

Batteries & Recycling Time

Battery: 4 x AA batteries (alkaline or rechargeable Ni-MH. Lithium not recommended)
Recycling time: Approx. 0.1 to 3 seconds
Number of flashes (approx): 100-1500
External power supply: No

Build Quality

Dust and water resistant: Yes
Mounting foot material: Metal
Size: 60×78×190mm (Extended state)
Weight: 380g (excluding batteries) (4xAA batteries adds 100g)

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This page was last checked and updated on the 20 September 2020