Reasons to choose PowerShot A400
Released in 2004, PowerShot A400 has about 15 mm² of sensor area, 3.1 MP effective resolution, and a 255 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Canon PowerShot A400
vs Olympus C-220 Zoom
VS
Sensor area
15 mm²
PowerShot A40015 mm²
C-220 Zoom- Area ratio
- 1:1
- Absolute difference
- 0 mm²
- Relative difference
- 0%
The PowerShot A400 and C-220 Zoom have the same sensor area. Compare pixel density, sensor architecture, and release generation to understand likely image-quality differences.
These cameras were released 2 years apart. Consider sensor generation when comparing pixel metrics.
Key specification differences
PowerShot A400MetricC-220 Zoom
3.1 MPEffective pixels2.11 MP
4.5 × 3.37Sensor4.5 × 3.37
2.21 µmPixel pitch2.68 µm
4.89 µm²Pixel area7.19 µm²
20.44 MP/cm²Pixel density13.91 MP/cm²
7.7Crop factor7.7
—Maximum video—
255 gWeight231 g
SD/MMC cardStorageSmartMedia
AA (2) batteries (NiMH recommended)Battery1x CR-V3, 2x AA
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 PowerShot A400 and C-220 Zoom have the same sensor area. The C-220 Zoom has the lighter body. The PowerShot A400 has the higher effective resolution. The PowerShot A400 is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose C-220 Zoom
Released in 2002, C-220 Zoom has about 15 mm² of sensor area, 2.11 MP effective resolution, and a 231 g body. Use these values to narrow the field, not as an overall image-quality score.