In depth comparison and review of Olympus OM-D E-M10 and Sony Alpha7s ILCE-7S. 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 Alpha7s ILCE-7S |
|---|
| Product Type | Digital camera - 1080p - mirrorless system | Digital camera - 1080p - mirrorless system |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 8.23 cm | 9.44 cm |
| Width | 11.91 cm | 12.69 cm |
| Depth | 4.59 cm | 4.82 cm |
| Weight | 350 g | 446 g |
| Body Material | Magnesium alloy | Magnesium alloy |
| Enclosure Colour | Black | Silver | Black |
| SENSOR | Olympus OM-D E-M10 | Sony Alpha7s ILCE-7S |
|---|
| Sensor Resolution | 16.1 Megapixel | 12.2 Megapixel |
|---|---|---|
| Optical Sensor Type | Live MOS | Exmor CMOS |
| Total Pixels | 17,200,000 pixels | 12,400,000 pixels |
| Effective Sensor Resolution | 16,100,000 pixels | 12,200,000 pixels |
| Optical Sensor Size | Four Thirds (4/3") | Full Frame (35.8 x 23.9 mm) |
| Frame Rate (Max Resolution) | - | 60 fps |
| 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) | - |
| Built-in Optical Image Stabiliser | Yes | - |
| PROCESSOR | Olympus OM-D E-M10 | Sony Alpha7s ILCE-7S |
|---|
| Image Processor | TruePic VII | BIONZ X |
|---|
| LENS | Olympus OM-D E-M10 | Sony Alpha7s ILCE-7S |
|---|
| Lens Mounting Type | Micro Four Thirds | Sony E-mount |
|---|
| FOCUSING | Olympus OM-D E-M10 | Sony Alpha7s ILCE-7S |
|---|
| Auto Focus | TTL contrast detection | TTL contrast detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 81 | 25 |
| AE/AF Control | Subject-tracking AF, Eye detection AF | - |
| Face Detection | Eye Detect AF | - |
| VIEWFINDER | Olympus OM-D E-M10 | Sony Alpha7s ILCE-7S |
|---|
| 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 | 0.71x |
| 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 | - |
| Features | Viewfinder brightness control, auto eye sensor, colour temperature control | Viewfinder brightness control |
| EXPOSURE & WHITE BALANCE | Olympus OM-D E-M10 | Sony Alpha7s ILCE-7S |
|---|
| ISO (Max) | 25600 | 409600 |
|---|---|---|
| Extended ISO (Max) | - | 409600 |
| Extended ISO (Min) | - | 50 |
| Light Sensitivity | ISO auto, ISO 100-25600 | ISO 50, ISO 100-409600 |
| 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 | Dynamic Range 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 | - |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Incandescent, fluorescent, cloudy, sunlight, Flash, shade, Underwater, 2000K - 14000K | Incandescent, cloudy, daylight, shade, fluorescent light (cool white), fluorescent light (warm white), Underwater, 2500K - 9900K, fluorescent light (daylight colour), 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 | - |
| Auto Exposure Bracketing | 7 steps in 1/3, 2/3 or 1 EV steps | 3 or 5 steps |
| White Balance Bracketing | Yes | Yes |
| X-sync Speed | 1/250sec | - |
| Exposure Range | EV -2-20 | EV -3-20 (ISO 100) |
| DISPLAY | Olympus OM-D E-M10 | Sony Alpha7s ILCE-7S |
|---|
| Type | 3" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | Yes | - |
| Display Format | 1,037,000 pixels | 921,600 pixels |
| Display Form Factor | Folding | Folding |
| Display Features | Contrast control | Display brightness control |
| FLASH | Olympus OM-D E-M10 | Sony Alpha7s ILCE-7S |
|---|
| 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 | Sony Alpha7s ILCE-7S |
|---|
| Digital Video Format | AVI, MJPEG, H.264, MOV | AVCHD, H.264, XAVC S |
|---|---|---|
| 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 Alpha7s ILCE-7S |
|---|
| 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 |
JPEG 4240 x 2832 JPEG 2768 x 1848 JPEG 2128 x 1416 JPEG 1376 x 920 JPEG 4240 x 2384 JPEG 2768 x 1560 JPEG 2128 x 1200 JPEG 1376 x 776 |
| 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 |
XAVC S - 1920 x 1080 - 50Mbps XAVC S - 1280 x 720 - 50Mbps AVCHD - 1920 x 1080 - 28Mbps AVCHD - 1920 x 1080 - 24Mbps AVCHD - 1920 x 1080 - 17Mbps AVCHD - 1920 x 1080 - 24Mbps AVCHD - 1920 x 1080 - 17Mbps H.264 - 1440 x 1080 - 12Mbps H.264 - 640 x 480 - 3Mbps |
| BATTERY AND CHARGING | Olympus OM-D E-M10 | Sony Alpha7s ILCE-7S |
|---|
| Battery Type | Olympus BLS-5 Lithium Ion | Sony NP-FW50 Lithium Ion |
|---|---|---|
| Details | Olympus BLS-5 Li-ion rechargeable battery (included) | Sony NP-FW50 Li-ion rechargeable battery - 1080 mAh (included) |
| Battery Life | Photo shooting - 320 shots | Photo shooting - 360 shots |
| CONNECTIONS | Olympus OM-D E-M10 | Sony Alpha7s ILCE-7S |
|---|
| Interface | Composite video/audio, HDMI, USB 2.0, IEEE 802.11b/g/n | Composite video/audio, HDMI, USB 2.0, Wireless LAN, NFC (Near Field Communication) |
|---|---|---|
| Connectivity Features | Remote control via mobile devices, remote live view | - |
| Print Standard | DPOF support, Exif Print support, PRINT Image Matching | Direct print, Exif Print support, PictBridge support |
| Flash Terminal | Hot shoe, PC terminal | Hot shoe |
| Connector Type | USB 2.0 Composite video/audio output HDMI output |
USB 2.0 HDMI output Composite video/audio output Microphone Headphones |
| FEATURES | Olympus OM-D E-M10 | Sony Alpha7s ILCE-7S |
|---|
| Self-Timer Delay | 2sec, 12sec | 10 sec, 2sec |
|---|---|---|
| Continuous Shooting Speed | 8 frames per second, 3.5 frames per second | 2.5 frames per second, 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 | Built-in speaker, RGB primary colour filter, histogram display, Sweep Panorama technology, Dynamic Range Optimizer, peripheral illumination correction, Dolby Digital Stereo Creator, Chromatic Aberration Compensation (CAC), high-speed recording, Superior Auto mode, BRAVIA Sync function, PhotoTV HD, distortion correction function, Clean HDMI output for 4K movies |
| OTHERS | Olympus OM-D E-M10 | Sony Alpha7s ILCE-7S |
|---|
| Included Accessories | Battery charger, body cap, shoulder strap, USB cable | Body cap, shoulder strap, additional battery, micro-USB cable, 2 battery chargers, 2 battery packs |
|---|---|---|
| Software | Olympus Viewer 3 | Sony PlayMemories Home, Sony Image Data Converter 4.0 |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | 0 °C |
| Service & Support | - | Limited warranty - parts and labour - 2 years |
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