Reasons to choose EOS 77D
Released in 2017, EOS 77D has about 332 mm² of sensor area, 24.2 MP effective resolution, and a 540 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Canon EOS 77D
vs Panasonic Lumix DC-GX850
VS
Sensor area
332 mm²
EOS 77D225 mm²
Lumix DC-GX850- Area ratio
- 1.48:1
- Absolute difference
- 107 mm²
- Relative difference
- 47.7%
The EOS 77D has the larger sensor area. More area usually means greater light-gathering potential, though real image quality still depends on sensor architecture and generation.
Key specification differences
EOS 77DMetricLumix DC-GX850
24.2 MPEffective pixels16 MP
22.3 × 14.9Sensor17.3 × 13
3.71 µmPixel pitch3.75 µm
13.73 µm²Pixel area14.06 µm²
7.28 MP/cm²Pixel density7.11 MP/cm²
1.61Crop factor2
1,920 × 1,080Maximum video3,840 × 2,160
540 gWeight269 g
SD/SDHC/SDXCStoragemicroSD/SDHC/SDXC
LP-E17 lithium-ion battery Li-ion batteryBatteryRechargeable Lithium-ion battery pack Li-ion battery
Amber marks the value that is generally preferable in this comparison context. It is not an overall camera score.
How to choose between these cameras
The EOS 77D has the larger sensor area. The Lumix DC-GX850 has the lighter body. The EOS 77D has the higher effective resolution. The EOS 77D and Lumix DC-GX850 were both released in 2017. Also consider the lens system and subjects you shoot.
Reasons to choose Lumix DC-GX850
Released in 2017, Lumix DC-GX850 has about 225 mm² of sensor area, 16 MP effective resolution, and a 269 g body. Use these values to narrow the field, not as an overall image-quality score.