OM SYSTEM OM-1 Mark II Mirrorless Camera
The OM System OM-1 Mark II is a 20MP Micro Four Thirds mirrorless camera — with 4K video and in-body stabilization. Used copies start from $1,708.5 on GearFocus, with buyer protection on every purchase.
OM SYSTEM OM-1 Mark II Mirrorless Camera
Used OM System OM-1 Mark II Listings on GearFocus
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$1,708.50
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$1,708.50
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Camera Overview — OM System OM-1 Mark II
Key Features — OM System OM-1 Mark II
20MP MFT BSI-CMOS Sensor: The Micro Four Thirds BSI-CMOS sensor delivers a 2x crop factor, making it particularly effective when paired with longer telephoto lenses for wildlife and sports shooting.
1053-Point Phase Detection AF: Dense autofocus coverage across the frame, combined with AI-based subject tracking and Eye Detection AF, enables reliable acquisition of fast-moving subjects.
50fps Burst Shooting: High-speed continuous shooting at up to 50fps with electronic shutter gives photographers a strong chance of capturing peak action moments in sequences.
8.5-Stop In-Body Stabilization: OM System claims up to 8.5 stops of stabilization with compatible lenses via Sync IS, making handheld shooting viable with long lenses and in low light.
4K Video Up to 60fps Internal: Records 4K video internally at up to 60fps; higher frame rates at lower resolutions are also available for slow-motion workflows.
10-Bit External Video Output: 10-bit color via external recording paired with OM-Log400 and HLG profiles provides greater latitude for color grading in post-production.
Camera Specifications — OM System OM-1 Mark II
| Spec | Detail |
|---|---|
| Use Cases | Wildlife, Sports, Birding, Travel |
| Type | Mirrorless |
| Sensor | Micro Four Thirds (MFT) |
| Resolution | 20MP |
| Processor | TruePic X |
| ISO Range | 80 – 102400 |
| AF System | Phase Detection, Contrast Detection, AI-Based Subject Tracking, Eye Detection AF |
| AF Points | 1053 points |
| Max Photo Resolution | 5184x3888 |
| Burst Rate | 50 fps |
| Max Video Resolution | 4K |
| Max Frame Rate | 120fps |
Description — OM System OM-1 Mark II
The OM System OM-1 Mark II is a Micro Four Thirds mirrorless camera driven by the TruePic X image processor and a 20MP sensor. The autofocus system spans 1053 focus points and integrates Phase Detection, Contrast Detection, AI-Based Subject Tracking, and Eye Detection AF for comprehensive subject acquisition. Burst shooting tops out at 50fps, and the native ISO range of 80 to 102400 provides wide exposure flexibility.
Video shooters benefit from 4K recording with frame rates reaching 120fps, 10-bit external and 8-bit internal color depth, and video color profiles including OM-Log400 and HLG. The 5-Axis In-Body Image Stabilization works alongside Digital IS for steadier handheld capture. On the body, a 3.0-inch fully articulated LCD touchscreen at 1,620,000 dots pairs with a 5,760,000-dot OLED EVF refreshing at 120Hz.
The magnesium alloy construction is Weather Sealed and weighs 599g at dimensions of 135 x 92 x 73mm. Connectivity includes Wi-Fi, Bluetooth, USB-C, Micro HDMI, and both 3.5mm microphone and headphone jacks.
Pros — OM System OM-1 Mark II
- ✓High-density 1053-point autofocus system with AI-Based Subject Tracking and Eye Detection AF for reliable subject acquisition
- ✓50fps maximum burst frame rate supports fast-action photography
- ✓5-Axis In-Body Image Stabilization plus Digital IS for both stills and video
Cons — OM System OM-1 Mark II
- ✗Single card slot — only SD/SDHC/SDXC supported with no redundancy for critical shoots
- ✗10-bit recording requires an external recorder; internal recording is limited to 8-bit
- ✗Micro Four Thirds sensor (2.0x crop factor) means a narrower field of view compared to larger sensor formats
Reviews — OM System OM-1 Mark II
Videos — OM System OM-1 Mark II
OM System OM-1 Mark II Review: JUST a Firmware Upgrade? — PetaPixel