| key specs | 
| Camera Type | DSLR Camera | DSLR Camera | 
| Effective Pixels | 20.3 MP | 20.4 MP | 
| Sensor Type | MOS | MOS | 
| Display Type | OLED | - | 
| Display Size | 3 inch | 3 inch | 
| Battery Type | Lithium ion | Lithium ion | 
| Touchscreen | - | Yes | 
| general | 
| Brand | Panasonic | Olympus | 
| Model | Lumix DMC GX8K 20.3MP DSLR Camera | OMD EM1 Mark 2 20.4MP DSLR Camera | 
| Model Name | Lumix DMC GX8K | OMD EM1 Mark 2 | 
| Model Number | DMC-GX8K | EM1 Mark 2 | 
| Series | Lumix | OMD | 
| Color | Black | Black | 
| Type | DSLR Camera | DSLR Camera | 
| Effective Pixels | 20.3 MP | 20.4 MP | 
| Dimensions(WxHxD) | 133.2 x 77.9 x 63.1 mm | 134.1 x 90.9 x 68.9 mm | 
| Weight | 487 GM | 574 GM | 
| Face Detection | Yes | - | 
| Wide Angle | Yes | - | 
| Maximum Burst | Yes | - | 
| Lens Attachment | 3D | - | 
| Temperature | 32 to 104 | 0 to 40 | 
| Accessory Shoe | Hot Shoe | - | 
| sensor features | 
| Sensor Type | MOS | MOS | 
| Sensor Size | 17.3 x 13.0 mm | 17.4 mm  x 13.0 mm | 
| Maximum ISO | 25600 ISO | - | 
| Maximum FPS | 25 | - | 
| Sensor Technology | - | 4/3 Live MOS Sensor | 
| lens features | 
| Lens Type | LUMIX G VARIO | - | 
| Lens Mount | Micro Four Thirds mount | Micro Four Thirds Mount | 
| Lens Construction | 9 elements in 8 groups 2 aspherical lenses | - | 
| Focal Length | 14-42mm | - | 
| Digital Zoom | 2x | - | 
| Optical Zoom | 4x | - | 
| Aperture Range | F3.5 - F5.6 | - | 
| Manual Focus | Yes | - | 
| Color Filter | Primary color filter | - | 
| Dust Reduction | Yes | Yes | 
| Other Lens Features | Supersonic wave filter | - | 
| viewfinder features | 
| View Finder | Yes | Yes | 
| View Finder Type | OLED Live View Finder | Eye-level electronic viewfinder | 
| Viewfinder Coverage | 100% | 100% | 
| Viewfinder Magnification | Approx. 1.54x / 0.77x 35mm camera equivalent with 50 mm lens at infinity -1.0 m-1 | Approx. 1.30x - 1.48x | 
| Viewpoint Dioptric Adjustment | -4.0 - +3.0 dpt | -4 ~ +2m-1 | 
| Viewfinder Eye Point | 21 mm | 21 mm | 
| focus features | 
| Focus Mode | AFS Single / AFF Flexible / AFC Continuous / MF | Single AF S-AF / Continuous AF C-AF / Manual Focus MF / S-AF + MF / AF tracking C-AF + TR / Preset MF | 
| Focus Range | 21-42 mm | - | 
| Auto Focus | Yes | - | 
| Metering Modes | Multiple / Center Weighted / Spot | Digital ESP metering 324-area multi pattern metering, centre-weighted average metering, spot metering[*], spot metering with highlight control, spot metering with shadow control | 
| White Balancing | Auto / Daylight / Cloudy / Shade / incandescent / Flash / White Set 1, 2, 3, 4 / Color temperature setting | Auto WB, 7 Preset WBs, 4 Capture WBs, Custom WBKelvin setting | 
| Panorama Type | Standard / Wide | - | 
| Focus Points | - | 121-point cross-type phase detection AF and 121-point contrast AF | 
| exposure features | 
| Exposure Mode | Program AE, Aperture Priority AE, Shutter Priority AE, Manual, | iAuto Live Guide can be used, P program AE programme shift can be performed, A aperture priority AE, S Shutter priority AE, M Manual Live Bulb, Live Time and Live Composite are available, Custom 1~3, Art Filter, Underwater wide / Underwater macro to be assigned to the Fn1 button | 
| AE Lock/Exposure Lock | Yes | Yes | 
| Spot Meter | 1 Shot | Yes | 
| Exposure Compensation | 1/3 EV step | - | 
| Manual Exposure | Yes | Yes | 
| shutter features | 
| Shutter Type | Focal-plane shutter | Focal-plane shutter mechanical shutter | 
| Shutter Speed | 1/16,000 - 1 | 1/8000 - 60 sec., with selectable EV adjustment steps 1/3, 1/2, 1 | 
| Self-timer | Yes | Yes | 
| flash features | 
| Built-in Flash | Yes | Yes | 
| External Flash | Yes | Yes | 
| Flash Modes | Auto, Red-eye Reduction, Forced On, Slow Sync. | 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 | 
| image features | 
| Image Format | JPEG, RAW, MPO | RAW 12-bit lossless compression, JPEG, RAW+JPEG | 
| Aspect Ratio | 43, 32, 169, 11 | 40300 AM | 
| Gross Pixel | 21.77 MP | 21.8 MP | 
| Red Eye Reduction | Yes | - | 
| Image Stabilizer | Yes | Yes | 
| Image Sizing | 5184 x 3888 | 5184 x 3888 | 
| HDR Support | Yes | HDR1, HDR2 painting-like | 
| Slow Motion | Yes | - | 
| Still Image Size | - | 1024 x 768 | 
| display features | 
| Display Type | OLED | - | 
| Display Size | 3 inch | 3 inch | 
| LCD Display | OLED | Vari-Angle | 
| Display Resolution | - | Approx. 1037k dots | 
| Touch Screen | - | Yes | 
| connectivity features | 
| HDMI | Yes | Yes | 
| USB | Yes | Yes | 
| Wifi | Yes | - | 
| storage and power features | 
| Upgradable Memory | Yes | Yes | 
| Card Type | SD, SDHC, SDXC | SD, SDHC, SDXC, Eye-Fi Card compatible | 
| Power Supply | 8.7W | - | 
| Power Requirement | 7.2V | - | 
| Batteries Included | Yes | Yes | 
| Battery Type | Lithium ion | Lithium ion | 
| Battery Life | Approx. 330 images rear monitor, 310 images LVF with H-HS12035 | - | 
| audio and video features | 
| Microphone | Stereo, Wind-cut OFF / Standard / High | stereo | 
| Speaker | Monaural | Monaural | 
| Audio Features | AVCHD Audio format Dolby Digital 2ch, MP4 Audio format AAC 2ch | - | 
| Looping Video | Yes in 4K Burst S/S mode | - | 
| Audio Video Interface | Monaural Type, NTSC/PAL | - | 
| Frame Rates in Video Modes | 25fps | - | 
| modes and functions features | 
| HD Support | Yes | - | 
| Delete Function | Yes | - | 
| Drive Modes | - | [Sequential shooting H] approx. 15 fps with selectable 10-15 fps |