| | R4A | R4M | Colour | Matt Black Finish | Glossy Black Paint Finish | Shutter | Electronicaly Controlled.
Require Battries to fire shutter
| Fully Mechanical.
Do NOT require battries to fire shutter.
Only require battries for metering to function.
| Auto Exposure (AE) | Yes.
With -2 ~ +2 EV settings | No. |
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