Reasons to choose PowerShot A5 Zoom
Released in 1999, PowerShot A5 Zoom has about 17 mm² of sensor area, 0.7 MP effective resolution, and a 290 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Canon PowerShot A5 Zoom
vs Nikon Coolpix 900
VS
Sensor area
17 mm²
PowerShot A5 Zoom21 mm²
Coolpix 900- Area ratio
- 1.23:1
- Absolute difference
- 4 mm²
- Relative difference
- 23.4%
The Coolpix 900 has the larger sensor area. More area usually means greater light-gathering potential, though real image quality still depends on sensor architecture and generation.
These cameras were released 1 years apart. Consider sensor generation when comparing pixel metrics.
Key specification differences
PowerShot A5 ZoomMetricCoolpix 900
0.7 MPEffective pixels1.2 MP
4.8 × 3.6Sensor5.33 × 4
4.97 µmPixel pitch4.22 µm
24.69 µm²Pixel area17.77 µm²
4.05 MP/cm²Pixel density5.63 MP/cm²
7.21Crop factor6.49
—Maximum video—
290 gWeight360 g
Compact FlashStorageCompactFlash type I
Canon NiMHBatteryAA (4) batteries (NiMH recommended)
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 Coolpix 900 has the larger sensor area. The PowerShot A5 Zoom has the lighter body. The Coolpix 900 has the higher effective resolution. The PowerShot A5 Zoom is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose Coolpix 900
Released in 1998, Coolpix 900 has about 21 mm² of sensor area, 1.2 MP effective resolution, and a 360 g body. Use these values to narrow the field, not as an overall image-quality score.