| key specs |
| Camera Type | DSLR Camera | DSLR Camera |
| Effective Pixels | 16.05 MP | 18 MP |
| Sensor Type | MOS | CMOS |
| Display Type | OLED | TFT |
| Display Size | 3 inch | 3 inch |
| Battery Type | Lithium ion | Lithium ion |
| Touchscreen | Yes | Yes |
| general |
| Brand | Panasonic | Canon |
| Model | Lumix DMC GH4A 16.05MP DSLR Camera | EOS Rebel T4i 18MP DSLR Camera |
| Model Name | Lumix DMC GH4A | EOS Rebel T4i |
| Model Number | DMC GH4A | T4i |
| Series | Lumix | EOS Rebel |
| Color | Black | Black |
| SLR Variant | Body With 12-35Mm Lens | - |
| Type | DSLR Camera | DSLR Camera |
| Effective Pixels | 16.05 MP | 18 MP |
| Dimensions(WxHxD) | 132.9 x 93.4 x 83.9 mm | 133.1 x 99.8 x 78.8 mm |
| Weight | 560 GM | 575 GM |
| Temperature | 32 to 104 | 0 to 40 |
| Accessory Shoe | Hot Shoe | - |
| Tripod Socket | - | Yes |
| Lens Attachment | - | Body Only |
| sensor features |
| Sensor Type | MOS | CMOS |
| Sensor Size | 17.3 x 13.0 mm | 23.5 x 15.6 mm |
| Maximum ISO | 25600 ISO | 12800 ISO |
| Maximum FPS | 96 | 5 |
| Sensor Technology | Live MOS Sensor | CMOS |
| ISO Rating | - | ISO 100 - 6400 |
| lens features |
| 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 | 18 - 55 mm |
| Digital Zoom | 2x | - |
| Optical Zoom | 4x | - |
| Aperture Range | F2.8 - F22 | - |
| Color Filter | Primary color filter | Primary RGB Color Filter |
| Dust Reduction | Yes | - |
| viewfinder features |
| View Finder | Yes | Yes |
| View Finder Type | OLED Live View Finder 2,359K dots | Eye-level Pentamirror |
| 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 | Auto, Manual |
| Focus Range | EV -4 - 18 ISO100 equivalent | - |
| Auto Focus | Yes | Yes |
| Metering Modes | Multiple / Center Weighted / Spot | 63 Zone TTL Full-aperture Metering, Evaluative Metering, Partial Metering, Spot Metering, Center Weighted Average Metering |
| White Balancing | Auto / Daylight / Cloudy / Shade / incandescent / Flash / White Set 1, 2, 3, 4 / Color temperature setting | Auto, Preset Daylight, Shade, Cloudy, Tungsten Light, White Fluorescent Light, Flash, Custom White Balance Correction and White Balance Bracketing |
| exposure features |
| Exposure Mode | Program AE, Aperture Priority AE, Shutter Priority AE, Manual | - |
| AE Lock/Exposure Lock | Yes | - |
| Spot Meter | Yes | - |
| Exposure Compensation | 1/3 EV step | - |
| Manual Exposure | Yes | - |
| shutter features |
| Shutter Type | Focal-plane shutter | - |
| Shutter Speed | Still image Bulb Max. 60 minutes, 1/8,000 - 60 | 1/4000 sec |
| Self-timer | Yes | Yes |
| flash features |
| Built-in Flash | Yes | Yes |
| External Flash | Yes | 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. | Auto, Manual Flash, Integrated Speedlite Transmitter |
| image features |
| Image Format | JPEG DCF, Exif 2.3, RAW, MPO When attaching 3D lens in Micro Four Thirds system standard | JPEG, RAW, RAW JPEG, DCF, DPOF 1.1 |
| Aspect Ratio | 43, 32, 169, 11 | 169, 32, 43 |
| Gross Pixel | 17.20 MP | - |
| Red Eye Reduction | Yes | - |
| Image Stabilizer | Yes | - |
| Image Sizing | [43] 4608x3456L / 3264x2448M / 2336x1752S / 1824x1368 with 3D lens in Micro Four Thirds system standard | 5184 x 3456 L |
| Still Image Size | 4608x3456 | 3456 x 2304 M, 2592 x 1728 S 1, 1920 x 1280 S 2, 720 x 480 S 3, 5184 x 3456 RAW |
| Live View Shooting | Yes | - |
| display features |
| Display Type | OLED | TFT |
| Display Size | 3 inch | 3 inch |
| Display Resolution | Approx. 1036K dots | 1040000 dots |
| Touch Screen | Yes | Yes |
| LCD Display | OLED | TFT LCD |
| LCD Display Image Resolution | Approx 1036K dots | 1040000 dots |
| Other Display Features | Brightness 7 levels, Contrast and Saturation 7 levels, Red-Green 11 levels, Blue-Yellow 11 levels | - |
| LCD Display Video Resolution | - | 1920 x 1080 |
| connectivity features |
| HDMI | Yes | Yes |
| USB | Yes | Yes |
| Wifi | Yes | No |
| GPS | - | Yes |
| storage and power features |
| Upgradable Memory | Yes | 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 | SD / SDHC / SDXC / Compatible with UHS-I |
| Power Requirement | 7.2V | - |
| Batteries Included | Yes | Yes |
| Battery Type | Lithium ion | Lithium ion |
| Battery Life | Approx. 530 images with H-HS12035 | - |
| Power Supply | - | AC Adapter Kit ACK-E8 |
| audio and video features |
| Microphone | Stereo, Wind-cut OFF / Standard / High | Stereo |
| Speaker | Monaural | - |
| Audio Features | Audio format LPCM / AAC 2ch | Linear PCM |
| Video Format | MOV Audio format LPCM, MP4 Audio format LPCM / AAC 2ch, AVCHD Audio format Dolby Digital 2ch | MOV, MPEG-4 AVC / H.264 |
| Frame Rates in Video Modes | 2fps, 15fps, 26fps, 28fps, 30fps, 32fps, 34fps, 45fps, 60fps, 75fps, 90fps, 96fps | - |
| Audio Video Interface | - | Audio / Video Output NTSC, PAL |
| modes and functions features |
| HD Support | Yes | Yes |
| Silent Shooting | Yes | - |
| Shooting Modes | - | Scene Intelligent Auto, No Flash, Creative Auto, HDR Backlight Control, Program AE, Shutter-priority AE, Aperture-priority AE, Manual |