In depth comparison and review of Olympus OM-D E-M1 and Sony Alpha7 ILCE-7K + 28-70mm. 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-M1 | Sony Alpha7 ILCE-7K + 28-70mm |
|---|
| Product Type | Digital camera - 1080p - mirrorless system | Digital camera - 1080p - mirrorless system |
|---|---|---|
| Lens Included | Body only | 28-70mm lens |
| Height | 9.35 cm | 9.44 cm |
| Width | 13.04 cm | 12.69 cm |
| Depth | 6.31 cm | 4.82 cm |
| Weight | 443 g | 416 g |
| Weight Details | - | Camera body only: 416 g Camera with battery and memory card: 474 g |
| Body Material | Magnesium alloy | Magnesium alloy |
| Enclosure Colour | Silver | Black | Black |
| Protection | Splashproof, freezeproof, dust-resistant | Splashproof, dust-resistant |
| Digital Zoom | - | 4x |
| SENSOR | Olympus OM-D E-M1 | Sony Alpha7 ILCE-7K + 28-70mm |
|---|
| Sensor Resolution | 16.3 Megapixel | 24.3 Megapixel |
|---|---|---|
| Optical Sensor Type | Live MOS | Exmor CMOS |
| Total Pixels | 16,800,000 pixels | 24,700,000 pixels |
| Effective Sensor Resolution | 16,300,000 pixels | 24,300,000 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 |
| Sensor Features | - | Dust Reduction (image sensor vibration), Anti-Dust coating |
| Image Stabiliser | Optical (5-axis image sensor shift mechanism) | Optical (Steady Shot) |
| Built-in Optical Image Stabiliser | Yes | - |
| Sensors | Digital level metre | Digital level metre |
| PROCESSOR | Olympus OM-D E-M1 | Sony Alpha7 ILCE-7K + 28-70mm |
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| Image Processor | TruePic VII | BIONZ X |
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| LENS | Olympus OM-D E-M1 | Sony Alpha7 ILCE-7K + 28-70mm |
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| Type | - | Zoom lens 28 - 70 mm - f/3.5-5.6 FE OSS |
|---|---|---|
| Focus Adjustment | - | Automatic, manual |
| Min Focus Distance | - | 30 cm |
| Max View Angle | - | 75 degree(s) |
| Zoom Adjustment | - | Manual |
| Lens Construction | - | 8 groups / 9 elements |
| Filter Size | - | 55 mm |
| Lens Mounting Type | Micro Four Thirds | Sony E-mount |
| Features | - | Internal focusing system, full-time manual focusing, ED glass, splashproof, aspherical lens, dustproof |
| FOCUSING | Olympus OM-D E-M1 | Sony Alpha7 ILCE-7K + 28-70mm |
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| Auto Focus | TTL contrast and phase detection | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | - | 25 |
| Auto Focus Features | - | Focus Peaking function, Manual Focus Check Live View |
| AE/AF Control | Face-priority AF, Subject-tracking AF, Eye detection AF | Face-priority AF, Subject-tracking AF, Eye detection AF |
| Face Detection | Yes | Face Detection AF/AE/FE/WB, Smile Shutter |
| VIEWFINDER | Olympus OM-D E-M1 | Sony Alpha7 ILCE-7K + 28-70mm |
|---|
| Viewfinder Type | Built-in - electronic | Electronic - OLED |
|---|---|---|
| Viewfinder Colour Support | Colour | Colour |
| Viewfinder Diagonal Size | - | 0.5" |
| Viewfinder Resolution | 2,360,000 pixels | 2,359,296 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 1.48x | 0.71x |
| Optical Viewfinder Dioptric Correction Range | -4 to +2 | -4 to +3 |
| Field of View Crop Factor | 2 | - |
| Features | - | Viewfinder brightness control |
| EXPOSURE & WHITE BALANCE | Olympus OM-D E-M1 | Sony Alpha7 ILCE-7K + 28-70mm |
|---|
| ISO (Max) | 25600 | 25600 |
|---|---|---|
| Light Sensitivity | ISO 200-25600, ISO auto (200-25600) | ISO 50, ISO auto (100-6400), 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, ISO sensitivity bracketing | - |
| Shooting Programs | Landscape, portrait mode, macro, beach/snow, landscape-portrait, Children, fireworks, 3D image, panorama assist, night scene, sports mode, sunset, candle, high key, night scene with portrait, anti shake, low key, documents, nature macro, e-portrait, fisheye converter, wide converter, macro converter | Landscape, portrait mode, macro, night portrait, night scene, sports mode, sunset, handheld twilight, anti-motion blur |
| Special Effects | Black & White, Sepia, soft focus, Water Colour, Diorama, Cross Process, Grainy Film, Light Tone, Pop Art, Pale & Light Colour, pin hole, Gentle Sepia, Dramatic Tone, Key Line, Star Light, Defocus, 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, cloudy, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), 2500K - 9900K, fluorescent light (daylight white) |
| Max Shutter Speed | 1/8000 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 | - | 3 or 5 steps |
| White Balance Bracketing | - | Yes |
| Exposure Range | EV 2-20 (ISO 100) | EV 0-20 (ISO 100) |
| DISPLAY | Olympus OM-D E-M1 | Sony Alpha7 ILCE-7K + 28-70mm |
|---|
| 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, display colour control | Contrast control, display brightness control, TRILUMINOS Colour technology |
| FLASH | Olympus OM-D E-M1 | Sony Alpha7 ILCE-7K + 28-70mm |
|---|
| Camera Flash | Detachable flash | - |
|---|---|---|
| Guide Number (m / ISO 100) | 7 | - |
| 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, flash exposure bracketing | AF illuminator |
| VIDEOGRAPHY / CAMCORDER | Olympus OM-D E-M1 | Sony Alpha7 ILCE-7K + 28-70mm |
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| 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-M1 | Sony Alpha7 ILCE-7K + 28-70mm |
|---|
| 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 |
| 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 2560 x 1920 - 1.1 MB |
6000 x 4000 6000 x 3376 3936 x 2624 3936 x 2216 3008 x 2000 3008 x 1688 1968 x 1312 1968 x 1112 |
| 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 MJPEG - 1280 x 720 - 30 fps MJPEG - 640 x 480 - 30 fps |
AVCHD - 1920 x 1080 - 60 fps - 28Mbps AVCHD - 1920 x 1080 - 60 fps - 24Mbps AVCHD - 1920 x 1080 - 60 fps - 17Mbps AVCHD - 1920 x 1080 - 24 fps - 24Mbps AVCHD - 1920 x 1080 - 24 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-M1 | Sony Alpha7 ILCE-7K + 28-70mm |
|---|
| Battery Type | Olympus BLN-1 Lithium Ion | Sony NP-FW50 Lithium Ion |
|---|---|---|
| Details | Olympus BLN-1 Li-ion rechargeable battery (included) | Sony NP-FW50 Li-ion rechargeable battery - 1080 mAh (included) |
| Battery Life | Photo shooting - 250 shots | Photo shooting - 340 shots (LCD Monitor on) |
| CONNECTIONS | Olympus OM-D E-M1 | Sony Alpha7 ILCE-7K + 28-70mm |
|---|
| Interface | Composite video/audio, HDMI, USB 2.0, Wireless LAN | Composite video/audio, HDMI, USB 2.0, Wireless LAN, NFC (Near Field Communication) |
|---|---|---|
| Connectivity Features | Remote control via mobile devices, remote live view | Remote control via mobile devices |
| Print Standard | DPOF support, Exif Print support, PRINT Image Matching | DPOF support, Exif Print support, PictBridge support, PRINT Image Matching |
| Flash Terminal | Hot shoe | Hot shoe |
| Connector Type | USB 2.0 Composite video/audio output HDMI output (19 pin micro HDMI Type D) Microphone Accessory port |
USB 2.0 HDMI output Composite video/audio output Microphone Headphones |
| FEATURES | Olympus OM-D E-M1 | Sony Alpha7 ILCE-7K + 28-70mm |
|---|
| Self-Timer Delay | 2sec, 12sec | 10 sec, 2sec |
|---|---|---|
| Continuous Shooting Speed | 10 frames per second, 6.5 frames per second | 2.5 frames per second, 5 frames per second |
| HDR Mode | - | Auto HDR mode |
| Additional Features | Audio recording, built-in speaker, RGB primary colour filter, auto power save, sharpness control, histogram display, AE lock, AF lock, cropping an image, resizing an image, saturation control, in-camera red-eye fix, interval shooting mode, face detection, Shadow Adjustment Technology, in-camera RAW processing, Full-time Live View, Intelligent AUTO (iAUTO), Eye-Fi Card Ready, Touch Shutter technology, GPS via mobile | Built-in speaker, RGB primary colour filter, auto power save, sharpness control, camera orientation detection, histogram display, AE lock, AF lock, saturation control, Sweep Panorama technology, in-camera red-eye fix, shadow point display, highlight point display, Dynamic Range Optimizer, face detection, USB charging, built-in help guide, 24p Cinema Mode, Chromatic Aberration Compensation (CAC), Anti-motion Blur Mode, x.v.Colour technology, Shade Correction, Intelligent AUTO (iAUTO), Lens Distortion Compensation (LDC), Superior Auto mode, noise reduction over long exposures, high ISO speed noise reduction, PlayMemories Camera Apps support, BRAVIA Sync function, PhotoTV HD |
| OTHERS | Olympus OM-D E-M1 | Sony Alpha7 ILCE-7K + 28-70mm |
|---|
| Included Accessories | Battery charger, body cap, shoulder strap, USB cable | Body cap, lens cap, shoulder strap, AC power adaptor, USB cable |
|---|---|---|
| Software | Drivers & Utilities, Olympus Viewer 3 | Sony PlayMemories Home, Sony Image Data Converter 4.0 |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | -10 °C | 0 °C |
| Service & Support | - | Limited warranty - parts and labour - 1 year |
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