The Olympus OM-D E-M10 Mark III makes sense for travel, street photography and everyday pictures when you want a small camera with hands-on controls. Its 16 MP sensor, in-body stabilization and 4K video are still a practical combination. Fast action is its weak spot: the contrast-detect autofocus is better suited to subjects that stay put than to subjects racing toward you.
This review looks at what the E-M10 Mk III does well, where its limits matter, and what to check before buying one. The handling notes and photographs come from the original hands-on review.
Olympus OM-D E-M10 Mark III Overview and Specifications
Olympus OM-D E-M10 Mark III
| Released |
Released
2017
|
| Sensor Format |
Sensor Format
Micro Four Thirds
|
| Lens Mount |
Lens Mount
Micro 4/3
|
| Megapixels |
Megapixels
16 MP
|
| Autofocus Points |
Autofocus Points
121
|
| Maxiso |
Maxiso
ISO 25600
|
| Fps |
Fps
8.6 fps
|
| In Body Stabilisation |
In Body Stabilisation
Yes
|
| Video |
Video
Yes
|
The E-M10 Mk III is the third version of Olympus' entry-level OM-D camera. Released in September 2017, it added 4K video and revised controls to the earlier model. Its appeal is the combination of a small body, direct controls and stabilization, rather than a long list of headline specifications.
The E-M10 Mk III is built around the Micro Four Thirds system of mirrorless interchangeable lens cameras. Its Micro Four Thirds sensor is smaller than APS-C or full frame. That helps keep a camera-and-lens kit compact, but it also means accepting limits in cropping flexibility and low-light performance.
For a purchase today, compare the complete kit and its condition. A body-only listing and a kit with a lens are different offers. The battery, charger and return terms also matter. This review does not assume that the camera's original launch price is the price you will pay now.
Please note that I have tested this camera with the M.Zuiko 12-40mm f/2.8 Pro lens. It's an expensive, almost professional-level lens. To avoid giving a false impression of image quality, I have not included many sample images in this review.
Image quality is only part of the decision. The controls, viewfinder and ease of carrying the camera are what make this model stand out in use.
Base Features
Mount and Compatibility
The E-M10 Mk III uses the Micro Four Thirds (MFT) mount. One attraction is its tiny size compared to DSLRs, especially when you compare the lenses as well as the bodies. This camera's sensor measures 17.3 x 13 mm, smaller than APS-C.
Not only are the camera bodies small, but thanks to the reduced sensor size, lenses can be scaled down as well. The benefit is a lighter bag. The compromise becomes more apparent when light is scarce and you need a high ISO.
Check that any lens you buy is a Micro Four Thirds version. Adapting a lens from another mount is a separate decision: the adapter can change which controls and focusing functions remain available. Do not assume that every lens with an Olympus name fits directly.
Sensor
The E-M10 Mk III has a 16 MP Micro Four Thirds sensor. That is enough for everyday pictures, but it leaves less room for heavy cropping than a higher-resolution camera. Frame carefully if the subject will occupy only a small part of the image.
The sensor gave me a good amount of room to work with in daylight. I compared it informally with my Canon 5D Mk III, a camera I know well. This was not a laboratory dynamic-range test, so I would not treat that comparison as a measured stop rating. The sample below shows the practical limit: some shadow detail is lost in a scene with a bright sky.
Low-light noise is more noticeable as ISO rises. I found images usable up to ISO 6400, but that is a judgment about the result, not a promise that fine detail stays intact. In my original test, strong in-camera noise reduction made high-ISO images look too soft.
For JPEG shooting, try reducing the camera's Noise Filter setting and compare the result at the size you will use. The instruction manual distinguishes this high-ISO filter from Noise Reduct., which is for long exposures. If you develop your RAW files yourself, you can choose the balance between noise and detail during post-processing.
The sensor has 5-axis in-body stabilization, rated by Olympus for up to four stops of compensation. That matched my positive impression in use. It helps when hand movement would otherwise blur a picture. It cannot freeze a moving person or animal, so you still need a suitable shutter speed for the subject.
Movie stabilization has two options: M-IS1 combines sensor-shift and electronic correction, while M-IS2 uses sensor-shift correction alone. The combined setting is worth trying for handheld clips; compare the framing and movement before recording an important take.
Very decent dynamic range, but some shadow detail is lost in scenes like this.
Autofocus
Autofocus is the main reason to think carefully about what you will photograph. The E-M10 Mk III can focus on everyday subjects, but keeping a fast-moving subject sharp is a harder task.
The camera uses 121 contrast-detect autofocus points. There is no phase detection. Point count alone does not tell you how well a camera will follow movement; selecting an area and tracking a subject are different demands.
In my original test, long-lens action and sports were frustrating, and focus hunted in low light. For general subjects, it was appropriate. That makes the camera a more comfortable fit for a city walk or a landscape than for fast sports.
The maximum burst rate is about 8.6 frames per second, but focus is locked at the first frame in Sequential High. Sequential Low is about 4.8 fps and can update focus with continuous AF. The faster headline number does not remove the tracking limitation.
Video Features
The E-M10 Mk III records 4K video. That gives it more scope for casual video than its small body suggests. The footage looked pleasing in my original review, particularly the color and the way stabilization smoothed hand movement.
Olympus' built-in picture modes let you choose a look without grading every clip afterward. Choose one you like and check a short recording before shooting a whole sequence.
The combined stabilization was a strength in my original test. It does not make every moving shot smooth, and a visual impression is not a measured stop rating. Avoid treating the camera as a substitute for steady handling.
There is no external microphone input or headphone socket. That limits sound recording and monitoring, even if the pictures suit your needs. The E-M10 Mk III is a better fit for casual clips than for a video setup that needs an attached microphone and monitored audio.
Body and Handling
When I got my hands on the E-M10 Mk III, I thought I received the wrong camera. It doesn't handle or feel like an entry-level model.
The body measures 121.5 x 83.6 x 49.5 mm and weighs about 410 g with the battery and card. The plastic construction felt solid in my hands. It is not dust-proof or splash-proof, so a compact travel kit still needs protection from bad weather.
The E-M10 Mk III and one of my smaller full frame lenses. The E-M10 is tiny!
Controls and dials are conveniently placed. Besides the four-way controller on the back, which is wobbly, all of them are firmly in place and have a clear response.
The AP (Advanced Photo) position on the mode dial groups features such as Live Composite, Live Time and exposure bracketing. This makes them easier to find than separate menu options. P/A/S/M modes remain available when you want direct exposure control.
Despite the small size, the grip is comfortable. I preferred it to the likes of the Fujifilm X-T20 and X-T30. But the placement of the right-side strap holder joint is annoying. It was continuously in the way of one of my fingers.
If you use the camera without a strap, the loose strap ring can be removed to give your fingers more space. Keep it safe if you plan to refit a strap later.
On the back is a 3-inch touchscreen that tilts up and down. Touch focus and the on-screen control panel are convenient, but the main menu still uses button navigation. The screen does not swing around to face you for self-recording.
One of my favorite features is that you can actually shoot photos without pressing the shutter button. There's a quickly available function that switches to touch-and-focus-and-expose. This is beneficial in many situations, like when you’re shooting from a high or low angle.
It's also great for street photography, as you can remain more inconspicuous. If people don't see your finger hovering over the shutter button, they behave more candidly.
The screen was bright enough to be my main interface much of the time. The electronic viewfinder was another pleasant surprise. Its 2.36-million-dot display gives you an alternative when you want the camera at your eye, rather than held in front of you.
A less pleasant surprise is that the SD card is placed right next to the battery, under the same door. I can see that a separate door on the side might not be feasible in such a small device, but this is not a great design decision.
A large tripod plate can obstruct this door. Check the fit of your plate before a long video or time-lapse session, or you may have to remove it to change the battery or card.
Olympus rates the battery at about 330 shots under its stated test conditions. Your result will vary with use. Bring a spare for longer shoots, and check that a used kit includes a working charger.
Alternatives to the Olympus OM-D E-M10 Mk III
The Panasonic GX85 is a close alternative if you want to stay with Micro Four Thirds lenses. It also offers 4K recording. Compare the handling and the complete lens kit, rather than assuming the two bodies feel the same in use.
The Fujifilm X-T20 uses a 24.3 MP APS-C sensor and also records 4K video. Fujifilm's specifications list stabilization with compatible OIS lenses, rather than in-body stabilization. It is an option if sensor resolution matters more to you than the Olympus' stabilized body. Compare the lenses you intend to carry as well as the camera dimensions.
An older DSLR can also be an alternative if size is less important to you. Compare it with the lens attached: a body-only comparison misses much of the difference in what you will carry.
Should You Buy the E-M10 Mark III in 2026?
The E-M10 Mk III suits a photographer who values a small kit, direct controls and stabilized handheld shooting. Its limits matter more if your main subjects move fast or if you want to record sound through an external microphone.
For a used purchase, inspect the individual camera before judging the deal:
- Test the dials, buttons, touchscreen and viewfinder.
- Check focus with the lens included in the sale, including in dimmer light.
- Make a short video and play it back with sound.
- Check the battery/card door, charger and the seller's return terms.
A low body price is not enough if you still need a lens, battery or charger. If you already own a working E-M10 Mk III, ask which limitation is stopping you from making the pictures you want before replacing it.
Our Verdict
The E-M10 Mk III is a likable little camera for travel and everyday photography. The original test's strongest impressions were its comfortable controls, viewfinder and stabilization. Those are reasons to consider it if you want a camera that is easy to carry and enjoyable to use.
Choose it with its limits in mind. The autofocus was frustrating for fast action, and the lack of external audio connections restricts video use. For a purchase today, the condition and complete kit matter more than the old launch-price comparisons.
Scores
| Measurement | Score |
|---|---|
| Main Features | 84 |
| Extra Features | 76 |
| Construction And Durability | 80 |
| Handling And Ergonomics | 87 |
| Value For Money | 100 |
| Total Score | 85 |
