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OM SYSTEM OM-3 Mirrorless MFT (Micro Four Thirds) Camera Body, Chrome {20MP}

Model #393404
**Lens not included
  • $1,591.00

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Our Grading System
New in box complete with manufacturer's USA warranty. Not previously owned or used.
Essentially new with no signs of use. “Open box.” In manufacturer's packaging with original accessories and instructions. 180-day warranty.
Barely used with virtually no traces of wear. Only the closest inspections will reveal slight use. Lens glass could contain light dust or debris. Excellent picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Lightly used with limited signs of wear. Exceptionally nice but may have slight wear on finish visible. Lens glass could contain light dust or debris. Excellent picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Noticeably used with average signs of wear. Shows moderate wear for the age of the item, with the possibility of blemishes and/or minimal dings. Lens glass may have average dust and zoom/focus ring tension may have slight looseness or tightness overall, but will not affect picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Frequently used with above-average wear. May have dents, dings, or finish loss. Lens glass may have small scratches, dust, and blemishes, and zoom/focus ring tension may have moderate looseness or tightness overall, but should not affect picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Heavily used with extensive visible wear. Equipment is rough, with multiple impressions in the finish, excessive finish loss and brassing. Glass will have marks, fungus and/or heavy/cloudy haze which could affect picture quality. Accessories usually not included, unless noted in listing. Not covered under KEH warranty.
Non-functional or damaged. Equipment will not work. Usable for parts. Not covered under KEH warranty and non-returnable.
EX+ Excellent Plus
With Battery, USB Cable
$1,591.00
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OM-3: OM-1 Mark II internals in a chrome compact body

The OM-3 takes the core engine of OM System's flagship lineup and puts it into a more compact Micro Four Thirds body finished in chrome. That means the same 20MP Stacked BSI Live MOS sensor and TruePic X processor found in the OM-1 Mark II, along with 1053 AF points across the frame. For a camera in this size class, that AF point density is serious coverage, the kind of tracking confidence that makes shooting fast or unpredictable subjects far less stressful.

The Stacked BSI architecture matters here. Stacked sensors read data faster than conventional designs, which translates directly into reduced rolling shutter, snappier AF response, and cleaner high-speed burst performance. Paired with TruePic X processing, the OM-3 handles the computational load behind features like Live ND, handheld high-res shot, and subject detection without breaking stride. The MFT system's 2x crop factor also gives every telephoto lens on the mount a meaningful reach advantage, without adding weight to your bag.

The chrome colorway is more than cosmetic. It signals a camera built for photographers who want a tool that looks at home on the street or in a studio, not just on a wildlife blind. At this spec level in a body this size, the OM-3 makes a strong case for shooters who've been waiting for flagship-grade processing without flagship-grade bulk.

Who It's For

Street photographers get 1053 AF points in a body small enough to carry all day without drawing attention, while the chrome finish reads as a classic rangefinder aesthetic than tactical gear. Urban wildlife and bird photographers benefit from the MFT mount's reach multiplier paired with TruePic X's subject-detection processing. Travel shooters who want Live ND and handheld high-res shot in a compact kit will find the OM-3's computational feature set punches well above its form factor. Documentary and cityscape workers gain a body that handles mixed, fast-changing environments without requiring a system swap.

Key Features

  • 20MP Stacked BSI Live MOS sensor with TruePic X processor
  • 1053 autofocus points across entire frame
  • Micro Four Thirds mount with 2x crop factor for telephoto reach
  • Chrome finish for professional aesthetics across street and studio work
  • Flagship-level performance in compact body
  • Robust video capabilities built in

FAQ

How does the OM-3 compare to the OM-1 Mark II?
The OM-3 uses the same 20MP Stacked BSI sensor, TruePic X processor, and 1053 AF points as the OM-1 Mark II. The difference is size and form factor - the OM-3 is built into a more compact body, trading some ergonomic real estate for portability without sacrificing core processing power or autofocus capability.
What does Stacked BSI architecture actually do for shooting?
Stacked sensors read pixel data faster than conventional designs, which means less rolling shutter distortion, snappier AF response, and cleaner high-speed burst performance. Paired with the TruePic X processor, you get reliable autofocus tracking and feature performance (Live ND, high-res shot, subject detection) without computational lag.
Is 1053 AF points overkill for a Micro Four Thirds camera?
No. That AF point density across the frame gives you serious tracking confidence when shooting fast or unpredictable subjects. It's the kind of coverage that makes you more confident pushing faster shutter speeds and wider apertures without worrying about focus hunting.
How does the Micro Four Thirds mount affect lens choice and reach?
MFT has a 2x crop factor, so every telephoto lens gains meaningful reach without adding weight to your bag. That 2x multiplication advantage matters if you shoot wildlife, sports, or any scenario where reach matters - you get extra focal length from lenses you might already own.
Why chrome instead of black or gunmetal?
The chrome finish positions this camera as a professional tool that belongs on the street or in a studio, not just on a wildlife blind. It's a signal about intent and aesthetics - a camera that works across diverse shooting scenarios without looking specialized or narrowly focused.
Can the OM-3 handle video work?
The OM-3 carries robust video capabilities from the OM-1 Mark II lineup. Specs on maximum resolution and codec support vary depending on your specific firmware and use case - contact OM System directly for current video feature details.
What's the practical size and weight difference from the OM-1 Mark II?
The OM-3 is built in a more compact body than the OM-1 Mark II. Exact dimensions and weight aren't listed in the core specs, but the design goal is obvious - you get flagship processing in a smaller footprint that works better for travel, street, and run-and-gun scenarios.
SpecificationValue
SensorMicro Four Thirds
Resolution20 MP
MountMicro Four Thirds
AF Points1,053
ColorChrome

This description was generated using AI based on KEH's internal product standards, product expertise, and knowing what customers care about most. While we strive for accuracy, details may vary by individual item.

Brand Name OM Digital Solutions Corp.
Focus Type Autofocus (lens motor)
Lens Mount Micro Four Thirds
Memory Card Type SD, SDHC, SDHC UHS-I, SDHC UHS-II, SDXC, SDXC UHS-I, SDXC UHS-II