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| Spec | Lumix DMC-G1 | Lumix DMC-GH4 |
|---|---|---|
| Year | 2008 | 2014 |
| Form Factor | SLR-style | SLR-style |
| MP | 12.1 | 16.1 |
| Sensor | Live MOS | Live MOS |
| IBIS | ✗ | ✗ |
| IBIS Stops | — | — |
| Max ISO | 3200 | 25600 |
| EVF | ✓ | ✓ |
| EVF Dots | 1440k | 2360k |
| LCD | 3.0 in | 3.0 in |
| LCD Dots | 460k | 1040k |
| LCD Type | Free-angle | Free-angle |
| Touch | ✗ | ✓ |
| Max Video | 720p | 4K |
| Video FPS | N/A | 30p |
| Bit Depth | 8-bit | 8-bit |
| Bitrate Mbps | — | 200 |
| Codec | MJPEG | H.264 / AVCHD |
| Rec Limit | 7 min | 29 min |
| Burst fps | 3 | 12 |
| AF Type | Contrast | Contrast (DFD) |
| AF Points | 23 | 49 |
| Cards | 1 | 2 |
| Card Type | SD | SD |
| Mic Jack | ✗ | ✓ |
| Headphone | ✗ | ✓ |
| USB | Mini-USB | Micro-USB |
| HDMI | Mini-HDMI | Full HDMI |
| Wi-Fi | ✗ | ✓ |
| BT | ✗ | ✗ |
| GPS | ✗ | ✗ |
| Weather | ✗ | ✓ |
| LUT | ✗ | ✗ |
| Log | ✗ | ✓ |
| Flash | ✓ | ✗ |
| Hot Shoe | ✓ | ✓ |
| Battery | DMW-BLB13 | DMW-BLF19 |
| Batt Life | 350 | 530 |
| Weight g | 385 | 480 |