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| Spec | Lumix DMC-G1 | Lumix DMC-GF3 |
|---|---|---|
| Year | 2008 | 2011 |
| Form Factor | SLR-style | Compact |
| MP | 12.1 | 12.1 |
| Sensor | Live MOS | Live MOS |
| IBIS | ✗ | ✗ |
| IBIS Stops | — | — |
| Max ISO | 3200 | 6400 |
| EVF | ✓ | ✗ |
| EVF Dots | 1440k | — |
| LCD | 3.0 in | 3.0 in |
| LCD Dots | 460k | 460k |
| LCD Type | Free-angle | Fixed |
| Touch | ✗ | ✓ |
| Max Video | 720p | 1080i |
| Video FPS | N/A | 60i |
| Bit Depth | 8-bit | 8-bit |
| Bitrate Mbps | — | 17 |
| Codec | MJPEG | AVCHD Lite |
| Rec Limit | 7 min | 29 min |
| Burst fps | 3 | 3.8 |
| AF Type | Contrast | Contrast |
| AF Points | 23 | 23 |
| Cards | 1 | 1 |
| Card Type | SD | SD |
| Mic Jack | ✗ | ✗ |
| Headphone | ✗ | ✗ |
| USB | Mini-USB | Mini-USB |
| HDMI | Mini-HDMI | Mini-HDMI |
| Wi-Fi | ✗ | ✗ |
| BT | ✗ | ✗ |
| GPS | ✗ | ✗ |
| Weather | ✗ | ✗ |
| LUT | ✗ | ✗ |
| Log | ✗ | ✗ |
| Flash | ✓ | ✓ |
| Hot Shoe | ✓ | ✗ |
| Battery | DMW-BLB13 | DMW-BLD10 |
| Batt Life | 350 | 300 |
| Weight g | 385 | 222 |