Olympus E-M10 Mark IV mirrorless camera review

Capture imagery with a powerful new Olympus E-M10 Mark IV mirrorless camera. Enjoy high res 4K/30P movies, a 20.3-megapixel sensor, and advanced autofocus for stunning results. Learn more!

Olympus E-M10 Mark IV mirrorless camera review

Olympus E-M10 Mark IV mirrorless camera summary

Olympus E-M10 Mark IV mirrorless camera product highlights

The Olympus E-M10 Mark IV mirrorless camera boasts a compact, lightweight design, making it the lightest in its class among Interchangeable Lens Cameras. Packed with an image sensor, image processing engine, and 5-axis Image Stabilization, it delivers exceptional image quality for authentic shooting experiences. The flip-down monitor allows for effortless selfies, catering to a diverse range of users, from beginners to photography enthusiasts.

Olympus E-M10 Mark IV mirrorless camera product highlights:

  • Compact, Lightweight, and High Image Quality
  • Perfect for Selfies
  • Shooting Features
  • Expandability

Olympus E-M10 Mark IV mirrorless camera features

The Olympus E-M10 Mark IV mirrorless camera offers high image quality and portability, making it ideal for daily snapshots, travel, parties, and capturing excellent shots during casual walks.

Olympus E-M10 Mark IV mirrorless camera compact, lightweight, and high image quality:

  • The Olympus E-M10 Mark IV mirrorless camera is a perfect blend of compactness and lightweight, weighing just 383g, or approximately 476g with the M.Zuiko Digital ED 14-42mm F3.5-5.6 EZ lens, ensuring easy portability during daily snapshots, travel, and parties. Its secure grip, even with long telephoto lenses, adds to the user’s comfort.
  • The camera’s impressive image quality is achieved through a 20-million-pixel Live MOS sensor, high-performance TruePic VIII image processing engine, and in-body 5-axis image stabilization, compensating up to 4.5 shutter speed steps, resulting in beautiful photos even in low-light situations. The unique 5-axis stabilization effectively handles roll blur, enhancing night scene and video captures.
  • Olympus E-M10 Mark IV mirrorless camera with a wide range of interchangeable lenses, including zoom and single-focal-length options, users can explore diverse shooting possibilities, enabling creative expression and strong background defocusing effects as per their needs and preferences.
  • M.ZUIKO DIGITAL ED 14-42mm F3.5-5.6 EZ: Electrically-driven standard zoom lens, covers wide angle to mid-level telephoto, slim design (22.5mm thick) and lightweight (93g), comfortable shooting. Compatible with Automatic Opening Lens Cap LC-37C for convenience.
  • M.ZUIKO DIGITAL 14-42mm F3.5-5.6 II R: Compact, lightweight standard zoom lens, enables wide angle to mid-level telephoto shooting, improves single-handed shooting comfort.
  • M.ZUIKO DIGITAL ED 40-150mm F4.0-5.6 R: Compact, lightweight telephoto zoom lens, covers mid-range to full telephoto, complements standard zoom lens for wide angle to telephoto photography.
  • M.ZUIKO DIGITAL ED 14-150mm F4.0-5.6 II: Convenient high magnification zoom lens, covers wide-angle to telephoto, splashproof and dustproof construction for worry-free use.
  • M.ZUIKO DIGITAL 25mm F1.8: Standard lens with powerful defocusing effects, ideal for snapshots, portraits, tabletop photos, and landscapes.
  • M.ZUIKO DIGITAL 45mm F1.8: Medium telephoto lens for authentic portraits, captures beautiful portraits with intense background defocusing effects.
  • M.ZUIKO DIGITAL ED 30mm F3.5 Macro: Macro lens for close-up shots of small subjects, compact and portable.
  • M.ZUIKO DIGITAL ED 9-18mm F4.0-5.6: Compact wide-angle zoom lens, perfect for landscapes and snapshots, suitable for recording videos and selfie videos.

Olympus E-M10 Mark IV mirrorless camera more features

The Olympus E-M10 Mark IV mirrorless camera features a flip-down monitor and dedicated selfie mode, enabling easy and enjoyable one-handed selfies on its compact and lightweight body, reducing hand and arm fatigue.

  • Flip-down monitor for selfies: The monitor opens smoothly, improving visibility for selfie shots. The grip is designed for easy left-hand holding, and rear button layout prevents mistaken operations, enhancing selfie shooting experience.
  • Self Portrait mode with touch shooting: When the monitor is flipped down, the camera switches to Self Portrait mode. Users can touch the camera icon on the monitor to activate the Touch Shutter, capturing photos and videos effortlessly. The shutter activates after approximately one second, allowing time for posing.

The Olympus E-M10 Mark IV mirrorless camera offers a rich selection of shooting features, enabling users to effortlessly capture high-quality and impressive photos unique to interchangeable lens cameras. Additionally, it supports stunning 4K video recording capabilities.

  • Scene (SCN) mode optimizes settings for different scenes and subjects, supporting swing panorama shots for easy in-camera panoramas.
  • Advanced Photo (AP) mode simplifies difficult shooting techniques and also supports swing panorama shots.
  • Olympus E-M10 Mark IV mirrorless camera has Art Filter (ART) offers 16 varieties and 31 unique filter options, including Instant Film for a nostalgic atmosphere.
  • Fine tune allows adjusting filter effects with touch control or the dial.
  • 5-axis image stabilization enables beautiful hand-held 4K video recording and extraction of still images from videos.
  • Silent mode for noiseless shooting in recitals, concerts, and more, available in various shooting modes.
  • High-speed sequential shooting up to 15 fps for capturing split-second photo opportunities.
  • Improved C-AF with redesigned moving subject tracking algorithm for precise focusing on moving subjects.
  • Olympus E-M10 Mark IV mirrorless camera has Advanced Face Priority / Eye Priority AF for continuous focusing, even with partially hidden faces.

Olympus E-M10 Mark IV mirrorless camera advantages

The Olympus E-M10 Mark IV mirrorless camera enhances the post-shooting process with its capability to import photos to a smartphone for easy sharing and editing on a computer. This feature allows users to bring their creative visions to life effortlessly. Moreover, the camera offers a wide range of unique accessories that add to the fun and versatility of taking it along on various adventures.

  • Easier-to-use OI.Share smartphone app with improved connection settings and image import.
  • Instantly import recorded images to your smartphone for easy social media sharing.
  • Always-on Bluetooth connection allows viewing and importing images from the camera even when it’s in the bag, with a more stable connection than conventional models.
  • Olympus E-M10 Mark IV mirrorless camera has two types of remote shooting: Live View Remote Control and Remote Shutter via smartphone.
  • Camera How To photo guide in OI.Share provides easy-to-understand explanations on camera operations and photo techniques.
  • USB battery charging in-camera for convenient charging using a power bank or other USB source.
  • Wireless radiowave external flash compatibility with optional FC-WR Wireless Radiowave Commander and FL-700WR External Flash for remote flash control.
  • Olympus Workspace image editing software allows precise adjustments to recorded photos on a computer, optimizing brightness and color to your liking.

Our final opinion about Olympus E-M10 Mark IV mirrorless camera

The Olympus E-M10 Mark IV mirrorless camera is a great camera for anyone looking for a capable and reliable tool to take stunning photos. It provides excellent image quality, plenty of features, and an intuitive design to make navigation and customization easier. With a lightweight body and robust autofocus system, it’s an ideal companion for travel and leisure photography.

For more advanced users, the addition of 4K video recording, lens and accessory compatibility, and an impressive battery life makes this Olympus E-M10 Mark IV an ideal camera to accompany both beginners and experienced photo-takers.

FAQ - Frequently asked question about Olympus E-M10 Mark IV mirrorless camera?

Yes, the Olympus E-M10 Mark IV is a good mirrorless camera for users who are looking for a compact and lightweight camera. It has a good range of features, including a 20-megapixel sensor for excellent image quality, as well as 4K video recording capability. The camera is also compatible with a wide variety of lenses to meet your creative needs.

Some of the key features that make the Olympus E-M10 Mark IV mirrorless camera worthy of consideration include its excellent image quality, its high-performance autofocus system, its versatility and compact size, its intuitive user interface, and its robust video features. Its weatherproof construction also ensures users can take any picture or video in any outdoors setting without worry. Additionally, with the 5-axis in-body stabilization and the wide ISO range, users can take sharp images in low light or fast-moving situations with ease.

The inclusion of an external microphone port also means that this camera can be used to shoot professional-quality video with excellent audio. All in all, the Olympus E-M10 Mark IV is an excellent choice for anyone looking for a high-performance mirrorless camera.

The Olympus E-M10 Mark IV mirrorless camera is a great choice for any level of photographer from beginners to professionals. It is an excellent choice for anyone who wants to get into photography, as well as those who want to upgrade from an older camera. The camera is versatile, featuring a wide range of features, controls, and quality that fit any photographer’s needs.

Generally, customers are satisfied with the Olympus E-M10 Mark IV mirrorless camera. It is praised for its fast autofocus, simple operation, lightweight and compact body, excellent image quality, and chic design. Many customers are satisfied with the competitive price and good value for money that the camera provides.

Olympus E-M10 Mark IV mirrorless camera technical specifications

Olympus E-M10 Mark IV mirrorless camera technical specifications:

Product Type

Product TypeMicro Four Thirds interchangeable lens system camera
MemorySD, SDHC (UHS-I / II), SDXC (UHS-I / II)
Sensor Size17.4 mm x 13.0 mm
Lens MountMicro Four Thirds Mount

Image Sensor

Image Sensor Type4/3 Live MOS Sensor
Number of PixelsNumber of effective pixels: Approx. 20.3 million pixels
Total number of pixels: Approx. 21.8 million pixels
Aspect Ratio4:3
Dust ReductionSupersonic Wave Filter (image sensor dust reduction system)

Still Photo Recording

Recording FormatDCF2.0, Exif2.31
File FormatJPEG, RAW (12-bit lossless compression), JPEG+RAW
Recording Image SizeRAW: 5184 x 3888 / JPEG: 5184 x 3888 ~ 1280 x 960

Image Stabilisation System

Image Stabilisation TypeBuilt-in 5-axis sensor-shift image stabilisation
Image Stabilisation ModeS-IS ON, OFF
Stabilisation Performance

Compensation steps (In-body IS): 4.5

  • When using the M.Zuiko Digital ED 14-42mm F3.5-5.6 EZ
  • Focal length: 42mm (35mm equivalent: 84mm)
Focal Length Setting

1 setting

  • Lenses without communication function can be registered


Finder TypeEye-level OLED electronic viewfinder, approx. 2.36M dots
Field of View / Viewfinder MagnificationApprox. 100% / Approx. 1.23x (-1m-1, 50mm lens, Infinity)
Eye Point / Diopter Adjustment RangeApprox. 19.2mm (-1m-1, Distance from rear lens surface) / -4 ~ +2m-1
Display GridOff / normal grid / trichotomy / golden grid / scale / diagonal / movie grid
Level GaugeAvailable
Finder Style1 style
Brightness and Colour Temperature ControlAdaptive brightness technology (EVF Auto Luminance) / ±2 level manual brightness control / ±3 level manual colour temperature control
Optional EyecupLarge Eyecup EP-16


Monitor Type3.0-inch tilting monitor (electrostatic capacitance touch panel), Approx. 1037k dots (3:2)
Tilting CapabilityTilt type: Upward tilting: Up to approx. 80 degrees
Downward tilting: Up to approx. 180 degrees (Selfie compatible)
Touch ControlShutter release, Touch AF (AF area selection, AF area size adjustment), AF targeting pad, Frame forward / backward, Magnified playback, Live Guide, ART / SCN / AP / Movie mode selection, Selfie Mode, Super Control Panel, Wi-Fi connection, Movie controls
Brightness / Color Temperature Control±7 levels / ±7 levels
Colour Tone SelectVivid, Natural


AF System

High-speed imager AF

  • Imager contrast AF
Focusing PointContrast AF: 121 points
Focusing Point Selection ModeAll target, Single target (Normal), Group target (9-area)
Focus ModeSingle AF (S-AF), Continuous AF (C-AF), Manual Focus (MF), Single AF (S-AF+MF), AF tracking (C-AF+TR)
AF Targeting PadAvailable
Magnified Frame AF3x, 5x, 7x, 10x, 14x
Super Spot AFAvailable
Face Detection AFAvailable
Eye Detection AF


  • Close range eye priority
Manual Focus AssistAvailable
Peaking FunctionColour: White, Black, Red or Yellow
AF IlluminatorAvailable

Exposure Control (Still)

Metering System
(TTL Image Sensor Metering)
Digital ESP metering (324-area multi pattern metering), Center-weighted average metering, Spot metering, Spot metering with highlight / shadow control
Metering RangeLowest luminance (EV): -2
Highest luminance (EV): 20
  • ISO approx. 100, with F2.8 lens
ISO Sensitivity (AUTO)LOW (approx.100) ‐ 6400
ISO Sensitivity (MANUAL)LOW (approx.100), 200 – 25600
Exposure Compensation

±5 EV (1/3 EV steps)

  • Live View only reflects up to ±3 EV steps
AE LockLocks with a half-press of the shutter button (can be set to AEL/AFL button as well)


Focal-Plane Shutter (Mechanical Shutter)1/4000 – 60 sec., Live Bulb, Live Time, Live Composite
Electronic First Curtain Shutter

1/320 – 60 sec.

  • Shutter speed faster than 1/320 sec. will be automatically switched to mechanical first curtain shutter
Electronic Shutter (Silent Mode)

1/16000 – 60 sec.

  • Settings for sound, AF illuminator, and flash can be set to ON / OFF separately, default setting is Off for all three

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