| key specs |
| Camera Type | DSLR Camera | DSLR Camera |
| Effective Pixels | 12.4 MP | 16.05 MP |
| Sensor Type | CMOS | MOS |
| Display Type | TFT LCD | OLED |
| Display Size | 3 inch | 3 inch |
| Battery Type | Lithium ion | Lithium ion |
| Touchscreen | - | Yes |
| general |
| Brand | Ricoh | Panasonic |
| Model | Pentax Q7 12.4MP DSLR Camera | Lumix DMC GH4A 16.05MP DSLR Camera |
| Model Name | Pentax Q7 | Lumix DMC GH4A |
| Color | Black | Black |
| Type | DSLR Camera | DSLR Camera |
| Effective Pixels | 12.4 MP | 16.05 MP |
| Dimensions(WxHxD) | 4 x 1.3 x 2.3 inch | 132.9 x 93.4 x 83.9 mm |
| Temperature | 0 to 40 | 32 to 104 |
| Model Number | - | DMC GH4A |
| Series | - | Lumix |
| SLR Variant | - | Body With 12-35Mm Lens |
| Weight | - | 560 GM |
| Accessory Shoe | - | Hot Shoe |
| sensor features |
| Sensor Type | CMOS | MOS |
| Sensor Size | - | 17.3 x 13.0 mm |
| Maximum ISO | - | 25600 ISO |
| Maximum FPS | - | 96 |
| Sensor Technology | - | Live MOS Sensor |
| lens features |
| Other Lens Features | KAF4, KAF3, KAF2 (power zoom not compatible), KAF, KA mount lens | - |
| Lens Type | - | LUMIX G X VARIO |
| Lens Mount | - | Micro Four Thirds mount |
| Lens Construction | - | 14 elements in 9 groups 4 aspherical lenses , 1 UED lens, 1 UHR lens |
| Focal Length | - | f=12-35mm 35mm camera equivalent 24-70mm |
| Digital Zoom | - | 2x |
| Optical Zoom | - | 4x |
| Aperture Range | - | F2.8 - F22 |
| Color Filter | - | Primary color filter |
| Dust Reduction | - | Yes |
| exposure features |
| Exposure Mode | Auto Picture mode (Standard, Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest), Scene Mode (Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR, Night Snap, Food, Pet, Kids, Surf & Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum), Program, Sensitivity Priority, Shutter Priority, Aperture Priority, Shutter & Aperture Priority, Manual, Bulb | Program AE, Aperture Priority AE, Shutter Priority AE, Manual |
| AE Lock/Exposure Lock | Yes | Yes |
| Exposure Compensation | 5EV (1/2EV steps or 1/3EV steps can be selected) | 1/3 EV step |
| Manual Exposure | Yes | Yes |
| Spot Meter | - | Yes |
| shutter features |
| Shutter Type | Electronically controlled vertical-run focal plane shutter | Focal-plane shutter |
| Self-timer | Yes | Yes |
| Shutter Speed | - | Still image Bulb Max. 60 minutes, 1/8,000 - 60 |
| flash features |
| External Flash | Yes | Yes |
| Built-in Flash | - | Yes |
| Flash Modes | - | Auto*, Auto/Red-eye Reduction*, Forced On, Forced On/Red-eye Reduction, Slow Sync., Slow Sync./Red-eye Reduction, Forced Off * For iA, iA+ only. |
| image features |
| Aspect Ratio | 30200 AM | 43, 32, 169, 11 |
| Image Stabilizer | Yes | Yes |
| Image Format | - | JPEG DCF, Exif 2.3, RAW, MPO When attaching 3D lens in Micro Four Thirds system standard |
| Gross Pixel | - | 17.20 MP |
| Red Eye Reduction | - | Yes |
| Image Sizing | - | [43] 4608x3456L / 3264x2448M / 2336x1752S / 1824x1368 with 3D lens in Micro Four Thirds system standard |
| Still Image Size | - | 4608x3456 |
| Live View Shooting | - | Yes |
| display features |
| Display Type | TFT LCD | OLED |
| Display Size | 3 inch | 3 inch |
| Display Resolution | - | Approx. 1036K dots |
| Touch Screen | - | Yes |
| LCD Display | - | OLED |
| LCD Display Image Resolution | - | Approx 1036K dots |
| Other Display Features | - | Brightness 7 levels, Contrast and Saturation 7 levels, Red-Green 11 levels, Blue-Yellow 11 levels |
| storage and power features |
| Battery Type | Lithium ion | Lithium ion |
| Upgradable Memory | - | Yes |
| Card Type | - | SD Memory Card, SDHC Memory Card, SDXC Memory Card Compatible with UHS-I UHS Speed Class 3 standard SDHC / SDXC Memory Cards |
| Power Requirement | - | 7.2V |
| Batteries Included | - | Yes |
| Battery Life | - | Approx. 530 images with H-HS12035 |
| viewfinder features |
| View Finder | - | Yes |
| View Finder Type | - | OLED Live View Finder 2,359K dots |
| Viewfinder Coverage | - | 100% |
| Viewfinder Magnification | - | Approx. 1.34x / 0.67x 35mm camera equivalent with 50 mm lens at infinity -1.0 m-1 |
| Viewpoint Dioptric Adjustment | - | -4.0 - +4.0 dpt |
| Viewfinder Eye Point | - | 21 mm |
| focus features |
| Focus Mode | - | AFS Single / AFF Flexible / AFC Continuous / MF |
| Focus Range | - | EV -4 - 18 ISO100 equivalent |
| Auto Focus | - | Yes |
| Metering Modes | - | Multiple / Center Weighted / Spot |
| White Balancing | - | Auto / Daylight / Cloudy / Shade / incandescent / Flash / White Set 1, 2, 3, 4 / Color temperature setting |
| connectivity features |
| HDMI | - | Yes |
| USB | - | Yes |
| Wifi | - | Yes |
| audio and video features |
| Microphone | - | Stereo, Wind-cut OFF / Standard / High |
| Speaker | - | Monaural |
| Audio Features | - | Audio format LPCM / AAC 2ch |
| Video Format | - | MOV Audio format LPCM, MP4 Audio format LPCM / AAC 2ch, AVCHD Audio format Dolby Digital 2ch |
| Frame Rates in Video Modes | - | 2fps, 15fps, 26fps, 28fps, 30fps, 32fps, 34fps, 45fps, 60fps, 75fps, 90fps, 96fps |
| modes and functions features |
| HD Support | - | Yes |
| Silent Shooting | - | Yes |