In depth comparison and review of Olympus OM-D E-M10 and Sony Alpha77 II ILCA-77M2. 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 | Sony Alpha77 II ILCA-77M2 |
|---|
| Product Type | Digital camera - 1080p - mirrorless system | Digital camera - SLR with Live View mode, movie recording |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 8.23 cm | 10.42 cm |
| Width | 11.91 cm | 14.2 cm |
| Depth | 4.59 cm | 8.09 cm |
| Weight | 350 g | 647 g |
| Body Material | Magnesium alloy | Magnesium alloy |
| Enclosure Colour | Black | Silver | Black |
| Protection | - | Weatherproof |
| SENSOR | Olympus OM-D E-M10 | Sony Alpha77 II ILCA-77M2 |
|---|
| Sensor Resolution | 16.1 Megapixel | 24.3 Megapixel |
|---|---|---|
| Optical Sensor Type | Live MOS | Exmor APS HD CMOS |
| Total Pixels | 17,200,000 pixels | 24,700,000 pixels |
| Effective Sensor Resolution | 16,100,000 pixels | 24,300,000 pixels |
| Optical Sensor Size | Four Thirds (4/3") | APS-C (23.5 x 15.6 mm) |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Supersonic Wave Filter (SWF) | Dust Reduction (image sensor vibration), Anti-Dust coating |
| Image Stabiliser | Optical (5-axis image sensor shift mechanism) | Optical (SteadyShot INSIDE) |
| Built-in Optical Image Stabiliser | Yes | Yes |
| PROCESSOR | Olympus OM-D E-M10 | Sony Alpha77 II ILCA-77M2 |
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| Image Processor | TruePic VII | BIONZ X |
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| LENS | Olympus OM-D E-M10 | Sony Alpha77 II ILCA-77M2 |
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| Lens Mounting Type | Micro Four Thirds | - |
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| FOCUSING | Olympus OM-D E-M10 | Sony Alpha77 II ILCA-77M2 |
|---|
| Auto Focus | TTL contrast detection | TTL phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 81 | 79 |
| Auto Focus Features | - | Predictive Focus Control |
| AE/AF Control | Subject-tracking AF, Eye detection AF | Subject-tracking AF, Eye detection AF |
| Face Detection | Eye Detect AF | Smile Shutter |
| VIEWFINDER | Olympus OM-D E-M10 | Sony Alpha77 II ILCA-77M2 |
|---|
| Viewfinder Type | Built-in - electronic | Electronic - OLED |
|---|---|---|
| Viewfinder Colour Support | Colour | Colour |
| Viewfinder Diagonal Size | - | 0.5" |
| Viewfinder Resolution | 1,440,000 pixels | 2,359,296 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 1.15x | 1.09x |
| Optical Viewfinder Dioptric Correction Range | -4 to +2 | -4 to +3 |
| 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 | 1.5 |
| Features | Viewfinder brightness control, auto eye sensor, colour temperature control | - |
| EXPOSURE & WHITE BALANCE | Olympus OM-D E-M10 | Sony Alpha77 II ILCA-77M2 |
|---|
| ISO (Max) | 25600 | 25600 |
|---|---|---|
| Native ISO | - | 50-25600 |
| Light Sensitivity | ISO auto, ISO 100-25600 | ISO auto (100-25600), ISO 100 - 25600 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, spot |
| Exposure Metering Zones | 324 | 1200 |
| Exposure Modes | Programme, bulb, automatic, manual, aperture-priority, shutter-priority | Programme, bulb, automatic, manual, aperture-priority, shutter-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 | Landscape, portrait mode, macro, night portrait, night scene, sports mode, sunset, handheld twilight |
| 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 | Black & White, Sepia, Neutral, Vivid, sunset, soft focus, illustration, landscape, portrait, Water Colour, miniature, clear, deep, light, autumn leaves, Retro, partial colour, Toy camera, Posterisation, High contrast monochrome, Pop Colour, HDR Painting, Rich-tone monochrome, Soft High-key, Night Scene |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Incandescent, fluorescent, cloudy, sunlight, Flash, shade, Underwater, 2000K - 14000K | Incandescent, Flash, fluorescent light (cool white), fluorescent light (warm white), 2500K - 9900K, fluorescent light (daylight white), Colour Filter (G7 - M7), Colour Filter (A7 - B7) |
| 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 | - |
| White Balance Bracketing | Yes | Yes |
| X-sync Speed | 1/250sec | 1/250sec |
| Exposure Range | EV -2-20 | EV -2-17 (ISO 100) |
| DISPLAY | Olympus OM-D E-M10 | Sony Alpha77 II ILCA-77M2 |
|---|
| Type | 3" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | Yes | - |
| Display Format | 1,037,000 pixels | 1,228,800 pixels |
| Display Form Factor | Folding | Rotating |
| Display Features | Contrast control | Contrast control, display brightness control |
| FLASH | Olympus OM-D E-M10 | Sony Alpha77 II ILCA-77M2 |
|---|
| Camera Flash | Pop-up flash | Pop-up flash |
|---|---|---|
| Guide Number (m / ISO 100) | - | 12 |
| Flash Modes | Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction | Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction |
| Red-Eye Reduction | Yes | Yes |
| Features | AF illuminator, flash +/- compensation, wireless off-camera control | AF illuminator, flash +/- compensation, wireless off-camera control |
| VIDEOGRAPHY / CAMCORDER | Olympus OM-D E-M10 | Sony Alpha77 II ILCA-77M2 |
|---|
| Digital Video Format | AVI, MJPEG, H.264, MOV | AVCHD, H.264 |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG, MPO | JPEG, RAW, RAW + JPEG |
| Max Video Resolution | 1920 x 1080 | 1920 x 1080 |
| Surround Sound | - | Dolby Digital AC-3 (2 channel) recording |
| Microphone Operation Mode | Stereo | Stereo |
| Microphone Features | Wind noise reduction, sensitivity control | - |
| MEMORY | Olympus OM-D E-M10 | Sony Alpha77 II ILCA-77M2 |
|---|
| Memory Card Slot | SD card | Memory Stick PRO Duo card, 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, Memory Stick PRO Duo, SDXC Memory Card, SDHC Memory Card, Memory Stick PRO-HG Duo, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, Memory Stick XC-HG Duo |
| 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 |
6000 x 4000 4240 x 2832 3008 x 2000 6000 x 3376 4240 x 2400 3008 x 1688 |
| 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 |
AVCHD - 1920 x 1080 - 50 fps - 28Mbps AVCHD - 1920 x 1080 - 50 fps - 24Mbps AVCHD - 1920 x 1080 - 50 fps - 17Mbps AVCHD - 1920 x 1080 - 25 fps - 24Mbps AVCHD - 1920 x 1080 - 25 fps - 17Mbps H.264 - 1440 x 1080 - 30 fps - 12Mbps H.264 - 640 x 480 - 30 fps - 3Mbps |
| BATTERY AND CHARGING | Olympus OM-D E-M10 | Sony Alpha77 II ILCA-77M2 |
|---|
| Battery Type | Olympus BLS-5 Lithium Ion | Sony NP-FM500H Lithium Ion |
|---|---|---|
| Details | Olympus BLS-5 Li-ion rechargeable battery (included) | Sony NP-FM500H Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 320 shots | Photo shooting - 410 shots (EVF on) Photo shooting - 480 shots (LCD Monitor on) |
| CONNECTIONS | Olympus OM-D E-M10 | Sony Alpha77 II ILCA-77M2 |
|---|
| Interface | Composite video/audio, HDMI, USB 2.0, IEEE 802.11b/g/n | HDMI, USB 2.0, IEEE 802.11b/g/n, NFC (Near Field Communication) |
|---|---|---|
| Connectivity Features | Remote control via mobile devices, remote live view | Remote live view |
| Print Standard | DPOF support, Exif Print support, PRINT Image Matching | 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 |
HDMI output USB 2.0 Remote control Microphone |
| FEATURES | Olympus OM-D E-M10 | Sony Alpha77 II ILCA-77M2 |
|---|
| Self-Timer Delay | 2sec, 12sec | 10 sec, 2sec |
|---|---|---|
| Continuous Shooting Speed | 8 frames per second, 3.5 frames per second | 8 frames per second, 3 frames per second, 12 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, date/time stamp, sharpness control, histogram display, AE lock, AF lock, saturation control, Sweep Panorama technology, LCD live view mode, Dynamic Range Optimizer, face detection, Multi-Frame Noise Reduction, Intelligent AUTO (iAUTO), NR Slow Shutter, High ISO NR, Superior Auto mode, BRAVIA Sync function, Translucent Mirror technology |
| OTHERS | Olympus OM-D E-M10 | Sony Alpha77 II ILCA-77M2 |
|---|
| Included Accessories | Battery charger, body cap, shoulder strap, USB cable | Eyepiece cover, battery charger, body cap, shoulder strap, shoe cap, micro-USB cable |
|---|---|---|
| Software | Olympus Viewer 3 | Sony Picture Motion Browser, Sony Image Data Converter SR, Sony Image Data Lightbox SR |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | 0 °C |
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