Olympus OM-D E-M10 vs. Pentax K-3 II

Camera Comparison, Reviews and Tests

In depth comparison and review of Olympus OM-D E-M10 and Pentax K-3 II. Compare design, sensors, proximity features, memory capacities and other important specifications and features to easily choose the right camera for you. Our goal is to help you uncover differences between the products and find the digital camera that will best fit your needs.

Camera Specifications Comparison

Olympus OM-D E-M10 vs. Pentax K-3 II Comparison Chart
DESIGN AND DIMENSIONS Olympus OM-D E-M10 Pentax K-3 II
Product Type Digital camera - 1080p - mirrorless system Digital camera - 1080p - SLR with Live View mode, movie recording
Lens Included Body only Body only
Height 8.23 cm 10.25 cm
Width 11.91 cm 13.15 cm
Depth 4.59 cm 7.75 cm
Weight 350 g 700 g
Body Material Magnesium alloy Stainless steel, magnesium alloy
Enclosure Colour Black | Silver Black
Protection - Weatherproof, freezeproof, dust-resistant
Navigation - GPS receiver
SENSOR Olympus OM-D E-M10 Pentax K-3 II
Sensor Resolution 16.1 Megapixel 24.35 Megapixel
Optical Sensor Type Live MOS CMOS
Total Pixels 17,200,000 pixels 24,710,000 pixels
Effective Sensor Resolution 16,100,000 pixels 24,350,000 pixels
Optical Sensor Size Four Thirds (4/3") APS-C (23.5 x 15.6 mm)
Sensor Dust Reduction Yes -
Sensor Features Supersonic Wave Filter (SWF) Dust Reduction (image sensor vibration), anti-aliasing simulator function
Image Stabiliser Optical (5-axis image sensor shift mechanism) -
Built-in Optical Image Stabiliser Yes -
Sensors - Accelerometer, magnetometer, digital level metre
PROCESSOR Olympus OM-D E-M10 Pentax K-3 II
Image Processor TruePic VII -
LENS Olympus OM-D E-M10 Pentax K-3 II
Lens Mounting Type Micro Four Thirds Pentax K
FOCUSING Olympus OM-D E-M10 Pentax K-3 II
Auto Focus TTL contrast detection TTL contrast and phase detection
Auto Focus Points (Zones) Qty 81 27
AE/AF Control Subject-tracking AF, Eye detection AF -
Face Detection Eye Detect AF Yes
VIEWFINDER Olympus OM-D E-M10 Pentax K-3 II
Viewfinder Type Built-in - electronic Optical - fixed eye-level pentaprism
Viewfinder Colour Support Colour -
Viewfinder Resolution 1,440,000 pixels -
Optical Viewfinder Field Coverage 100% 100%
Optical Viewfinder Magnification 1.15x 0.95x
Optical Viewfinder Dioptric Correction Range -4 to +2 -2.5 to +1.5
Viewfinder Information Shutter speed, exposure compensation, AF-in-focus, aperture, white balance, metering system, Exposure Mode, image stabilizer, battery status, AF lock, AF point, electronic level -
Field of View Crop Factor 2 -
Interchangeable Focusing Screens - Yes
Features Viewfinder brightness control, auto eye sensor, colour temperature control -
EXPOSURE & WHITE BALANCE Olympus OM-D E-M10 Pentax K-3 II
ISO (Max) 25600 51200
Native ISO - 100-51200
Light Sensitivity ISO auto, ISO 100-25600 ISO 100-51200, ISO auto (100-51200)
Exposure Metering Multi-segment, centre-weighted, spot Multi-segment, centre-weighted, spot
Exposure Metering Zones 324 -
Exposure Modes Programme, bulb, automatic, manual, aperture-priority, shutter-priority Programme, bulb, automatic, manual, aperture-priority, shutter-priority, ISO priority, shutter & aperture priority
Bracketing Modes Art Filter bracketing, Dynamic Range Bracketing, ISO sensitivity bracketing -
Shooting Programs Landscape, portrait mode, macro, beach/snow, night portrait, landscape-portrait, Children, fireworks, 3D image, panorama assist, night scene, Underwater, sports mode, sunset, candle, high key, low key, documents, nature macro, e-portrait, fisheye converter, wide converter, macro converter, handheld starlight, digital IS -
Special Effects Sepia, Monotone, Black & White Red filter, Black & White Yellow filter, Vivid, purple, blue, green, Frames, Black & White Orange filter, soft focus, natural, monochrome, Black & White Green filter, Muted, portrait, Water Colour, Diorama, Cross Process, Grainy Film, Light Tone, Pop Art, Pale & Light Colour, pin hole, Gentle Sepia, i-Enhance, Dramatic Tone, Image Overlay, Key Line, Star Light, White Edge Soft, Slim, Pastel, fisheye, natural, bright, Vibrant, Sketch, monochrome, Muted, landscape, portrait, Water Colour, miniature, Cross Process, Retro, Colour Extract, Toy camera, starburst, High contrast, Colour Invert, Bleach Bypass, Posterisation, Radiant, Reversal Film, Shading, Tone Expansion, Bold Monochrome, Unicolour Bold
White Balance Custom, automatic, presets Custom, automatic, presets
White Balance Presets Incandescent, fluorescent, cloudy, sunlight, Flash, shade, Underwater, 2000K - 14000K Cloudy, tungsten light, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), Color Temperature Enhancement (CTE), fluorescent light (daylight white)
Shutter Type - Mechanical electronically-controlled
Max Shutter Speed 1/4000 sec 1/8000 sec
Min Shutter Speed 60 sec 30 sec
Exposure Compensation ±5 EV range, in 1, 1/2 or 1/3 EV steps ±5 EV range, in 1/2 or 1/3 EV steps
Auto Exposure Bracketing 7 steps in 1/3, 2/3 or 1 EV steps 2, 3 or 5 steps
White Balance Bracketing Yes -
X-sync Speed 1/250sec 1/180 sec
Exposure Range EV -2-20 EV -3-20 (ISO 100)
DISPLAY Olympus OM-D E-M10 Pentax K-3 II
Type 3" LCD display 3.2" LCD display
Touch Screen Yes -
Display Format 1,037,000 pixels 1,037,000 pixels
Display Form Factor Folding Built-in
Display Features Contrast control Colour control, contrast control, display brightness control
FLASH Olympus OM-D E-M10 Pentax K-3 II
Camera Flash Pop-up flash -
Flash Modes Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction -
Red-Eye Reduction Yes -
Features AF illuminator, flash +/- compensation, wireless off-camera control -
VIDEOGRAPHY / CAMCORDER Olympus OM-D E-M10 Pentax K-3 II
Digital Video Format AVI, MJPEG, H.264, MOV AVI, MJPEG, H.264
Image Recording Format JPEG, RAW, RAW + JPEG, MPO JPEG, DNG (RAW), PEF (RAW)
Max Video Resolution 1920 x 1080 1920 x 1080
Microphone Operation Mode Stereo Mono
Microphone Features Wind noise reduction, sensitivity control -
MEMORY Olympus OM-D E-M10 Pentax K-3 II
Memory Card Slot SD card Dual SD card
Supported Memory Cards SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card
Memory Card Included - No
Image Storage RAW 4608 x 3456 - 17 MB
JPEG 4608 x 3456 - 7.5 MB
JPEG 4608 x 3456 - 3.5 MB
JPEG 3200 x 2400 - 1.7 MB
JPEG 1280 x 960 - 0.4 MB
RAW 6016 x 4000
JPEG 6016 x 4000
JPEG 4608 x 3072
JPEG 3072 x 2048
JPEG 1920 x 1280
Video Capture MOV - 1920 x 1080 - 30 fps - 24Mbps
MOV - 1920 x 1080 - 30 fps - 16Mbps
MOV - 1280 x 720 - 30 fps - 12Mbps
MOV - 1280 x 720 - 30 fps - 8Mbps
AVI - 1280 x 720 - 30 fps
AVI - 640 x 480 - 30 fps - 16Mbps
1920 x 1080
1280 x 720
BATTERY AND CHARGING Olympus OM-D E-M10 Pentax K-3 II
Battery Type Olympus BLS-5 Lithium Ion Pentax D-Li90 Lithium Ion
Details Olympus BLS-5 Li-ion rechargeable battery (included) Pentax D-Li90 Li-ion rechargeable battery (included)
Battery Life Photo shooting - 320 shots Photo shooting - 720 shots
Playback - 6.2 hours
CONNECTIONS Olympus OM-D E-M10 Pentax K-3 II
Interface Composite video/audio, HDMI, USB 2.0, IEEE 802.11b/g/n Composite video/audio, HDMI, USB 3.0
Connectivity Features Remote control via mobile devices, remote live view -
Print Standard DPOF support, Exif Print support, PRINT Image Matching Exif Print support
Flash Terminal Hot shoe, PC terminal Hot shoe, PC terminal
Connector Type USB 2.0
Composite video/audio output
HDMI output
USB 3.0
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
Remote control
FEATURES Olympus OM-D E-M10 Pentax K-3 II
Self-Timer Delay 2sec, 12sec 2sec, 12sec
Continuous Shooting Speed 8 frames per second, 3.5 frames per second 3 frames per second, 4.5 frames per second, 8.3 frames per second
HDR Mode - Auto HDR mode
Additional Features Built-in speaker, RGB primary colour filter, auto power save, sharpness control, camera orientation detection, histogram display, cropping an image, resizing an image, saturation control, in-camera red-eye fix, shadow point display, interval shooting mode, highlight point display, takes photos while film recording, built-in help guide, Shadow Adjustment Technology, in-camera RAW processing, HDR image enhancement technology, Intelligent AUTO (iAUTO), Dual Axis Electronic Level, GPS via mobile Audio recording, sharpness control, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, cropping an image, resizing an image, saturation control, interval shooting mode, in-camera film editing, in-camera RAW processing, peripheral illumination correction, HDR image enhancement technology, Shade Correction, Eye-Fi Card Ready, High ISO NR, no anti-aliasing filter, Lens Distortion Correction, primary colour filter, Automatic composition correction function, colour moire correction, Lateral Chromatic Aberration Correction, Flucard Ready, anti-aliasing filter simulator, diffraction correction, Pixel Shift Resolution technology, colour fringe correction
OTHERS Olympus OM-D E-M10 Pentax K-3 II
Included Accessories Battery charger, body cap, shoulder strap, USB cable Eyepiece cover, carrying strap, battery charger, body cap, eyecup, shoe cap, sync terminal cover
Software Olympus Viewer 3 Drivers & Utilities
Max Operating Temperature 40 °C 40 °C
Min Operating Temperature 0 °C -10 °C
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