| key specs |
| Camera Type | DSLR Camera | DSLR Camera |
| Effective Pixels | 16.1 MP | 12.3 MP |
| Sensor Type | MOS | CMOS |
| Display Size | 3 inch | 3 inch |
| Battery Type | Lithium ion | Lithium ion |
| general |
| Brand | Olympus | Nikon |
| Model | OMD EM10 Mark 2 16.1MP DSLR Camera | D90 12.3MP DSLR Camera |
| Model Name | OMD EM10 Mark 2 | D90 |
| Model Number | EM10 Mark 2 | D90 |
| Series | OMD | - |
| Color | Black | Black |
| Minimum Illumination | Available | - |
| Type | DSLR Camera | DSLR Camera |
| Effective Pixels | 16.1 MP | 12.3 MP |
| Dimensions(WxHxD) | 119.5 x 83.1 x 46.7 mm | 103 x 132 x 77 mm |
| Weight | 399 GM | 620 GM |
| Face Detection | Yes | Yes |
| Temperature | 0 to 40 | 0 to 40 |
| Accessory Shoe | Hot Shoe | - |
| SLR Variant | - | Body Only |
| Tripod Socket | - | Yes |
| Ports | - | Type C, Mini HDMI |
| sensor features |
| Sensor Type | MOS | CMOS |
| Sensor Size | 17.3 x 13.0 mm | 23.2 x 15.4 mm |
| Sensor Technology | 4/3 Live MOS Sensor | - |
| ISO Rating | - | ISO 100 - 6400 |
| lens features |
| Lens Mount | Micro Four Thirds Mount | Nikon F mount |
| Dust Reduction | Yes | Yes |
| Manual Focus | - | Yes |
| viewfinder features |
| View Finder Type | Eye-level OLED viewfinder | Fixed Eye-level Pentaprism |
| Viewfinder Coverage | 100% | - |
| Viewfinder Magnification | Approx. 1.08x[1] - 1.23x[2] -1m-1, 50mm lens, Infinity | - |
| Viewpoint Dioptric Adjustment | -4 ~ +2m-1 | - |
| Viewfinder Eye Point | 19.2 mm | - |
| View Finder | - | Yes |
| focus features |
| Focus Mode | Single AF S-AF / Continuous AF C-AF / Manual Focus MF / S-AF + MF / AF tracking C-AF + TR | - |
| White Balancing | Auto WB, 7 Preset WBs, 4 Capture WBs, Custom WB Kelvin setting | Auto TTL white-balance with 420-pixel RGB sensor, 12 manual modes with fine-tuning color temperature setting preset white balance white balance bracketing |
| Auto Focus | - | Yes |
| exposure features |
| Exposure Mode | i Auto, P Program AE Program shift can be performed, A Aperture priority AE, S Shutter priority AE, M Manual, Bulb, Time, Scene select AE, Art Filter, Underwater wide / macro* , My Set | - |
| AE Lock/Exposure Lock | Yes | - |
| Exposure Compensation | Still photo | - |
| Manual Exposure | Yes | - |
| shutter features |
| Shutter Type | Focal-plane shutter | - |
| Shutter Speed | 1/4000 - 60 sec. | 1/4000 sec |
| Self-timer | Yes | Yes |
| Continuous Shots | Approx 8.5 fps | Continous low shooting mode 1-4fps,Continous high shooting mode 4.5fps |
| flash features |
| Built-in Flash | Yes | Yes |
| External Flash | Yes | Yes |
| Flash Modes | Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync.1st curtain, Slow sync.1st curtain, Slow sync.2nd curtain, Manual1/1FULL~1/64 | Auto, Fill-in flash, Red-eye reduction, Red-eye reduction with Slow sync, Slow sync, Rear-curtain sync, Off |
| Flash Compensation | Up to 3 EV in 0.3, 0.5, 1 EV steps selectable | - |
| image features |
| Image Format | RAW 12-bit lossless compression, JPEG, RAW+JPEG, MPO3D still | NEF 12 bit compressed RAW,JPEG Baseline-compliant |
| Aspect Ratio | 43 Default / 32 / 169 / 11 / 34 | - |
| Gross Pixel | 17.2 MP | - |
| Image Stabilizer | Yes | - |
| Image Sizing | 4608 x 3456 | - |
| Still Image Size | 640 x 480 | - |
| Live View Shooting | Yes | - |
| HDR Support | HDR1, HDR2 Painting-like | - |
| Picture Angle | - | 1.5x lens focal length |
| display features |
| Display Size | 3 inch | 3 inch |
| Display Resolution | Approx.1040k dots | - |
| LCD Display | Tilt | - |
| LCD Display Image Resolution | Approx 1040k dots | - |
| connectivity features |
| HDMI | Yes | - |
| USB | Yes | - |
| Wifi | Yes | No |
| Wireless Connectivity | Built-in IEEE 8.02.1 b / g / n | - |
| storage and power features |
| Card Type | SD Memory Card SDHC, SDXC, UHS-I/II compatible, Eye-Fi Card compatible* | - |
| Batteries Included | Yes | - |
| Battery Type | Lithium ion | Lithium ion |
| Battery Life | Approx. 150 minutes* When zoom and other operational functions are not used | - |
| audio and video features |
| Microphone | Stereo | - |
| Speaker | Mono | - |
| Video Resolution | 1920 x 1080 | 1280 x 720 |
| Video Quality | Full HD | - |
| Video Format | MOV MPEG-4AVC / H.264 , AVI Motion JPEG | AVI Motion JPEG compression format with monaural sound |
| modes and functions features |
| Shooting Modes | - | Single frame shooting mode, Continous low shooting mode 1-4fps, Continous high shooting mode 4.5fps, Self-timer mode, Delay remote mode, Quick-response remote mode, D-Movie |