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Sony α7 III vs Panasonic LUMIX G9 II
The Panasonic LUMIX G9 II is 7.4 mm wider, 6.7 mm taller, 16.4 mm deeper and 8 g heavier than the Sony α7 III. The Sony α7 III takes up 28 % less space (the box around the body, without lens).
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Sony α7 III

- Width × height × depth
- 126.9 × 95.6 × 73.7 mm (5.00 × 3.76 × 2.90 in)
- Weight
- 650 g (22.9 oz)
- Mount
- Sony E
- Price
- $1,398 at B&H Photo
Panasonic LUMIX G9 II

- Width × height × depth
- 134.3 × 102.3 × 90.1 mm (5.29 × 4.03 × 3.55 in)
- Weight
- 658 g (23.2 oz)
- Mount
- Micro Four Thirds
- Price
- $1,498 at Adorama
Specifications compared
| α7 III | LUMIX G9 II | |
|---|---|---|
| Sensor | Full-Frame | Four Thirds |
| Resolution | 24.2 MP | 25.2 MP |
| Stabilization | Sensor-shift | Sensor-Shift |
| ISO | 100–51,200 (ext. 50–204,800) | Photo |
| Shutter speed | 1/8000–30 s | 1/32000–60 s |
| Burst | Up to 10 fps | Up to 75 fps |
| Video | UHD 4K up to 29.97 fps | 6K internal |
| Autofocus | 693 phase-detection points | 779-point phase hybrid AF, subject detection |
| Viewfinder | 2.36M-dot OLED · 0.78x | Electronic (OLED) · 3,680,000 Dot · 0.8x |
| Screen | Tilting 3" touchscreen | Articulating 3" Touchscreen LCD |
| Card slots | SDXC (UHS-II) · SDXC (UHS-I) | Dual Slot: SD/SDHC/SDXC (UHS-II) |
| Battery | NP-FZ100 | DMW-BLK22 |
| Dimensions | 126.9 x 95.6 x 73.7 mm | 134.3 x 102.3 x 90.1 mm |
| Weight | 650 g with battery & card | 658 g with battery & card |
Values that differ are in bold. From the makers' published specifications.
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