| key specs |
| Camera Type | DSLR Camera | DSLR Camera |
| Effective Pixels | 24.3 MP | 16.1 MP |
| Sensor Type | CMOS | MOS |
| Display Size | 3 inch | 3 inch |
| Battery Type | Lithium ion | Lithium ion |
| Display Type | - | LCD |
| general |
| Brand | Sony | Olympus |
| Model | SLT A77VM 24.3MP DSLR Camera | OMD EM10 Mark 3 16.1MP DSLR Camera |
| Model Name | SLT A77VM | OMD EM10 Mark 3 |
| Model Number | Alpha SLT-A77VM | EM10 Mark 3 |
| Color | Black | Silver |
| SLR Variant | Body Only | - |
| Type | DSLR Camera | DSLR Camera |
| Effective Pixels | 24.3 MP | 16.1 MP |
| Tripod Socket | Yes | - |
| Dimensions(WxHxD) | 104 x 142.6 x 80.9 mm | 121.5 x 83.6 x 49.5 mm |
| Weight | 433 GM | 410 GM |
| Temperature | 0 to 40 | 0 to 40 |
| Ports | HDMI | - |
| Series | - | OMD |
| Minimum Illumination | - | Available |
| Face Detection | - | Yes |
| Accessory Shoe | - | Hot Shoe |
| sensor features |
| Sensor Type | CMOS | MOS |
| Sensor Size | 23.5 mm x 15.6 mm | 4/3 inch |
| ISO Rating | ISO 100 - 16000 | - |
| Maximum FPS | - | 8.6 |
| lens features |
| Lens Mount | Sony A-mount, Minolta and Konica Minolta AF Lenses | - |
| Manual Focus | Yes | Yes |
| Color Filter | Primary RGB Color Filter | Primary color filter |
| Dust Reduction | Yes | Yes |
| viewfinder features |
| View Finder | Yes | Yes |
| View Finder Type | Electronic Viewfinder | Eye-level electronic viewfinder, approx. 2.36M dots |
| Viewfinder Magnification | 1.09x with 50 mm Lens at Infinity | Approx.1.23x |
| Viewpoint Dioptric Adjustment | Eye Relief 27 mm from the Eyepiece Lens, 22 mm from the Eyepiece Frame CIPA Standard, Diopter Control -4.0 - 3.0 m | -4 ~ +2m-1 |
| Viewfinder Coverage | - | 100% |
| Viewfinder Eye Point | - | 19.2 mm |
| focus features |
| Focus Mode | Single-shot AF, Auto AF, Continuous AF, Manual Focus | Single AF S-AF / Continuous AF C-AF*1 / Manual Focus MF / S-AF + MF / AF tracking C-AF + TR*1 |
| Auto Focus | Yes | - |
| White Balancing | Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent Warm White, Cool White, Day White, Flash, C. Temp 2500 to 9900k with 15 Steps, C. Filter G7 - M, A7 - B7, Custom, AWB Micro Adjustment, White Balance Bracketing 3 Frames, Hight, Low Selectable | Auto WB, 6 Preset WBs, 4 Capture WBs, Custom WBKelvin setting |
| Other Focus Features | AF Sensor CCD Line Sensor, AF System Sensitivity Range -1 EV - 18 EV, ISO 100 Equivalent, AF Illuminator 1 - 7 m Range, 19-point AF System with 11 Cross Sensors | - |
| Focus Points | - | 121 Focus Points |
| exposure features |
| Exposure Mode | Automatic | Auto Live Guide can be used , P Program AE program shift can be performed, A Aperture Priority AE, S Shutter Priority AE, M Manual Live Bulb, Live Time and Live Composite are available, Scene Select AE, Advanced Photo AE, Art Filter |
| Exposure Compensation | 1/3 EV, 1/2 EV Increments Selectable +/- 5 EV | - |
| AE Lock/Exposure Lock | - | Yes |
| shutter features |
| Shutter Type | Electronically-controlled, Vertical-traverse, Focal-plane Shutter | Computerized focal-plane, high-speed mechanical shutter Silent electronic shutter |
| Shutter Speed | 1/8000 sec | Mechanical Shutter 1/4000 - 60 sec. 1/3 EV steps selectable Live Bulb/Live Time Max. 30 min. selectable in menu settings, with 8-min. default setting Live composite Max. 3 hours Electronic first curtain shutter Anti-shock mode 1/320 - 60 sec Electronic shutter Silent mode 1/16000 - 30 sec |
| Self-timer | Yes | Yes |
| Continuous Shots | Continuous Shooting Rate 12 fps in Tele-zoom Continuous Advance Priority AE Mode, 8 fps in Continuous Mode, Continuous Shooting Limit Extra Fine 13 Frames, Fine 18 Frames, Standard 18 Frames, RAW 13 Frames, RAW + JPEG 11 Frames Fine 17 Frames, Standard 17 Frames on Tele-zoom Continuous Advance Priority AE Mode | [Sequential shooting H mode]approx 8.6 fps IS ON/OFF *Focus and exposure are fixed at the values for the first shot. [Sequential shooting L mode]approx 4.8 fps IS ON/OFF |
| flash features |
| Built-in Flash | Yes | Yes |
| Flash Modes | Auto Flash-off, Auto, Fill Flash, Red-eye Reduction, Rear Sync, Slow Sync, High-speed Sync, Wireless Requires Compatible External Flash | Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync.1st curtain, Slow sync.1st curtain, Slow sync.2nd curtain, Manual 1/1 FULL 1/64 |
| Flash Compensation | 1/3 EV, 1/2 EV Increments Switchable, +/- 3 EV | Up to 3 EV in 0.3EV steps |
| Other Flash Features | Auto Pop-up, Guide Number 12 Meters at ISO 100, Recycling Time 3 sec, Flash Coverage 16 mm Focal Length Printed on Lens | - |
| External Flash | - | Yes |
| image features |
| Image Format | File Format JPEG DCF 2.0, Exif 2.3, RAW ARW 2.3 Format, RAW + JPEG, 3D Still Image MPO | RAW 12-bit lossless compression, JPEG, RAW + JPEG |
| Aspect Ratio | - | 40300 AM |
| Gross Pixel | - | 17.20 MP |
| Image Stabilizer | - | Yes |
| Image Sizing | - | 4608 x 3456 |
| HDR Support | - | Auto Composite |
| display features |
| Display Size | 3 inch | 3 inch |
| Other Display Features | Picture Effects Posterization Color, Black and White, Pop Color, Retro Photo, Partial Color R, G, B, Y, Soft High-key, High Contrast Monochrome, Toy Camera, Soft Focus, HDR Painting, Rich-tone Monochrome, Miniature, LCD Monitor 100% Field of View, Flexible 3-way Tilting Xtra Fine TFT LCD with TruBlack Technology | - |
| Display Type | - | LCD |
| connectivity features |
| Wifi | No | Yes |
| HDMI | - | Yes |
| USB | - | Yes |
| Wireless Connectivity | - | Built-in IEEE 802.11b/g/n |
| storage and power features |
| Battery Type | Lithium ion | Lithium ion |
| Card Type | - | SD SDHC, SDXC, UHS-I, UHS-II, Eye-Fi Card*1 compatible *1 Not compatible with Endless Memory |
| audio and video features |
| Video Resolution | 1920 x 1080 | - |
| Video Format | AVCHD, MP4 | MOVMPEG-4AVC/H.264 |
| Microphone | - | Stereo |
| Speaker | - | Mono |
| Frame Rates in Video Modes | - | 25fps |
| modes and functions features |
| Scene Modes | Portrait, Landscape, Macro, Sports, Sunset, Night View / Night Portrait, Hand-held Twilight | - |