Flash Units
Compatible Speedlites
Mainly the following flash units and flash accessories are compatible with these cameras (as of July 2025).
Flash units
○: Compatible / -: Not compatible
| Product Name | Macro Ring Lite MR-14EX II | Speedlite 430EX III-RT/430EX III | Speedlite 600EX II-RT | Macro Twin Lite MT-26EX-RT | Speedlite EL-100 | Speedlite EL-1 | Speedlite EL-1 (Ver. 2) | Speedlite EL-5 (Firmware Ver.1.1.0 or later) | Speedlite EL-10 |
|---|---|---|---|---|---|---|---|---|---|
| EOS R5 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | - | - |
| EOS R6 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | - | - |
| EOS Kiss M2 / EOS M50 Mark II | ○ | ○ | ○ | ○ | ○ | ○ | ○ | - | - |
| EOS R3 (Firmware Ver. 1.4.0 or later) | ○ | ○ | ○*1 | ○ | ○ | ○*1 | ○*1 | ○ | ○ |
| EOS R7 (Firmware Ver. 1.3.0 or later) | ○ | ○ | ○*1 | ○ | ○ | ○*1 | ○*1 | ○ | ○ |
| EOS R10 (Firmware Ver. 1.3.0 or later) | ○ | ○ | ○*1 | ○ | ○ | ○*1 | ○*1 | ○ | ○ |
| EOS R6 Mark II (Firmware Ver. 1.4.0 or later) | ○ | ○ | ○*1 | ○ | ○ | ○*1 | ○*1 | ○ | ○ |
| EOS R8 (Firmware Ver. 1.3.0 or later) | ○ | ○ | ○*1 | ○ | ○ | ○*1 | ○*1 | ○ | ○ |
| EOS R50 (Firmware Ver. 1.2.0 or later) | ○*1 | ○*1 | ○*1 | ○*1 | ○*1 | ○*1 | ○*1 | ○ | ○ |
| EOS R100 | ○ | ○ | ○ | ○ | ○ | ○ | ○ | - | - |
| EOS R5 Mark II | ○ | ○ | ○*1 | ○ | ○ | ○*1 | ○*1 | ○ | ○ |
| EOS R1 | ○ | ○ | ○*1 | ○ | ○ | ○*1 | ○*1 | ○ | ○ |
| EOS R50 V | ○ | ○ | ○*1 | ○ | ○ | ○*1 | ○*1 | ○ | ○ |
| PowerShot V1 | - | ○*1 | ○*1 | - | ○*1 | ○*1 | ○*1 | ○ | ○ |
1: For camera attachment, use Multi-Function Shoe Adapter AD-E1.
Flash accessories
○: Compatible / -: Not compatible
| Product Name | Speedlite Transmitter ST-E3-RT | Speedlite Transmitter ST-E3-RT (Ver. 2) | Speedlite Transmitter ST-E3-RT (Ver. 3) | Speedlite Transmitter ST-E10 (Firmware Ver.1.1.0 or later) |
|---|---|---|---|---|
| EOS R5 | ○ | ○*3 | ○*3 | - |
| EOS R6 | ○ | ○*3 | ○*3 | - |
| EOS Kiss M2 / EOS M50 Mark II | ○ | ○*4 | ○*4 | - |
| EOS R3 (Firmware Ver. 1.4.0 or later) | ○*2 | ○*2*4 | ○*2*4 | ○*4 |
| EOS R7 (Firmware Ver. 1.3.0 or later) | ○*2 | ○*2*4 | ○*2*4 | ○*4 |
| EOS R10 (Firmware Ver. 1.3.0 or later) | ○*2 | ○*2*4 | ○*2*4 | ○*4 |
| EOS R6 Mark II (Firmware Ver. 1.4.0 or later) | ○*2 | ○*2*4 | ○*2*4 | ○*4 |
| EOS R8 (Firmware Ver. 1.3.0 or later) | ○*2 | ○*2*4 | ○*2*4 | ○*4 |
| EOS R50 (Firmware Ver. 1.2.0 or later) | ○*2 | ○*2*4 | ○*2*4 | ○*4 |
| EOS R100 | ○ | ○*4 | ○*4 | - |
| EOS R5 Mark II | ○*2 | ○*2*4 | ○*2*4 | ○*4 |
| EOS R1 | ○*2 | ○*2*4 | ○*2*4 | ○*4 |
| EOS R50 V | ○*2 | ○*2*4 | ○*2*4 | ○*4 |
| PowerShot V1 | ○*2 | ○*2*4 | ○*2*4 | ○*4 |
2: For camera attachment, use Multi-Function Shoe Adapter AD-E1.
3: Supports 2nd-curtain sync in radio transmission wireless shooting (with camera firmware Ver. 1.2.0 or later).
4: Supports 2nd-curtain sync in radio transmission wireless shooting.