In depth comparison and review of Olympus OM-D E-M10 and Pentax 645Z. 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.
| DESIGN AND DIMENSIONS | Olympus OM-D E-M10 | Pentax 645Z |
|---|
| 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 | 11.7 cm |
| Width | 11.91 cm | 15.6 cm |
| Depth | 4.59 cm | 12.3 cm |
| Weight | 350 g | 1.47 kg |
| Weight Details | - | Camera body only: 1.47 kg Camera with battery and memory card: 1.55 kg |
| Body Material | Magnesium alloy | - |
| Enclosure Colour | Black | Silver | - |
| Protection | - | Dust-resistant, water-resistant |
| SENSOR | Olympus OM-D E-M10 | Pentax 645Z |
|---|
| Sensor Resolution | 16.1 Megapixel | 51.4 Megapixel |
|---|---|---|
| Optical Sensor Type | Live MOS | CMOS |
| Total Pixels | 17,200,000 pixels | 52,990,000 pixels |
| Effective Sensor Resolution | 16,100,000 pixels | 51,400,000 pixels |
| Optical Sensor Size | Four Thirds (4/3") | - |
| Frame Rate (Max Resolution) | - | 30 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Supersonic Wave Filter (SWF) | Dust Reduction (image sensor vibration) |
| Image Stabiliser | Optical (5-axis image sensor shift mechanism) | - |
| Built-in Optical Image Stabiliser | Yes | - |
| PROCESSOR | Olympus OM-D E-M10 | Pentax 645Z |
|---|
| Image Processor | TruePic VII | - |
|---|
| LENS | Olympus OM-D E-M10 | Pentax 645Z |
|---|
| Lens Mounting Type | Micro Four Thirds | Pentax 645AF |
|---|
| FOCUSING | Olympus OM-D E-M10 | Pentax 645Z |
|---|
| 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 | - |
| VIEWFINDER | Olympus OM-D E-M10 | Pentax 645Z |
|---|
| Viewfinder Type | Built-in - electronic | Optical - trapezoid prism |
|---|---|---|
| Viewfinder Colour Support | Colour | - |
| Viewfinder Resolution | 1,440,000 pixels | - |
| Optical Viewfinder Field Coverage | 100% | 98% |
| Optical Viewfinder Magnification | 1.15x | 0.62x |
| Optical Viewfinder Dioptric Correction Range | -4 to +2 | -3.5 to +2 |
| 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 | 1.3 |
| Features | Viewfinder brightness control, auto eye sensor, colour temperature control | - |
| EXPOSURE & WHITE BALANCE | Olympus OM-D E-M10 | Pentax 645Z |
|---|
| ISO (Max) | 25600 | 204800 |
|---|---|---|
| Native ISO | - | 100-204800 |
| Light Sensitivity | ISO auto, ISO 100-25600 | ISO auto (100-204800), ISO 100-248000 |
| 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, 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 | Natural, bright, Vibrant, monochrome, Muted, landscape, portrait, Cross Process, Bleach Bypass, Radiant, Reversal Film |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Incandescent, fluorescent, cloudy, sunlight, Flash, shade, Underwater, 2000K - 14000K | Tungsten light, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (warm white), fluorescent light (daylight colour), fluorescent light (daylight white) |
| Shutter Type | - | Electronic |
| Max Shutter Speed | 1/4000 sec | 1/4000 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 | - |
| White Balance Bracketing | Yes | - |
| X-sync Speed | 1/250sec | 1/125sec |
| Exposure Range | EV -2-20 | EV -1-21 (ISO 200) |
| DISPLAY | Olympus OM-D E-M10 | Pentax 645Z |
|---|
| 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 | Folding |
| Display Features | Contrast control | Display brightness control, display colour control |
| FLASH | Olympus OM-D E-M10 | Pentax 645Z |
|---|
| 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 645Z |
|---|
| Digital Video Format | AVI, MJPEG, H.264, MOV | MJPEG, H.264 |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG, MPO | JPEG, RAW, RAW + JPEG |
| Max Video Resolution | 1920 x 1080 | 1920 x 1080 |
| Microphone Operation Mode | Stereo | - |
| Microphone Features | Wind noise reduction, sensitivity control | - |
| MEMORY | Olympus OM-D E-M10 | Pentax 645Z |
|---|
| 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 |
- |
| 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 |
- |
| BATTERY AND CHARGING | Olympus OM-D E-M10 | Pentax 645Z |
|---|
| 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 - 650 shots Playback - 6.67 hours |
| CONNECTIONS | Olympus OM-D E-M10 | Pentax 645Z |
|---|
| Interface | Composite video/audio, HDMI, USB 2.0, IEEE 802.11b/g/n | HDMI, USB 3.0 |
|---|---|---|
| Connectivity Features | Remote control via mobile devices, remote live view | - |
| Print Standard | DPOF support, Exif Print support, PRINT Image Matching | - |
| Flash Terminal | Hot shoe, PC terminal | Hot shoe |
| Connector Type | USB 2.0 Composite video/audio output HDMI output |
USB 3.0 (24 pin Micro-USB-C) HDMI output (19 pin micro HDMI Type D) Microphone (mini-phone stereo 3.5 mm) DC power input |
| FEATURES | Olympus OM-D E-M10 | Pentax 645Z |
|---|
| 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 |
| 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 | RGB primary colour filter, interval shooting mode, peripheral illumination correction, Eye-Fi Card Ready, NR Slow Shutter, High ISO NR, Lateral Chromatic Aberration Correction, distortion correction function, anti-aliasing filter simulator, diffraction correction |
| OTHERS | Olympus OM-D E-M10 | Pentax 645Z |
|---|
| Included Accessories | Battery charger, body cap, shoulder strap, USB cable | Carrying strap, battery charger, body cap, eyecup, shoe cap |
|---|---|---|
| Software | Olympus Viewer 3 | Drivers & Utilities |
| Max Operating Temperature | 40 °C | - |
| Min Operating Temperature | 0 °C | - |
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