Reasons to choose Digital IXUS i7
Released in 2006, Digital IXUS i7 has about 25 mm² of sensor area, 7.1 MP effective resolution, and a 120 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Canon Digital IXUS i7
vs Canon PowerShot A580
VS
Sensor area
25 mm²
Digital IXUS i725 mm²
PowerShot A580- Area ratio
- 1:1
- Absolute difference
- 0 mm²
- Relative difference
- 0%
The Digital IXUS i7 and PowerShot A580 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
Digital IXUS i7MetricPowerShot A580
7.1 MPEffective pixels8 MP
5.75 × 4.32Sensor5.75 × 4.32
1.87 µmPixel pitch1.76 µm
3.5 µm²Pixel area3.11 µm²
28.58 MP/cm²Pixel density32.21 MP/cm²
6.02Crop factor6.02
—Maximum video—
120 gWeight175 g
SD/MMC cardStorageSDHC, Secure Digital
Lithium-Ion NB-4L battery Li-ion batteryBatteryAA (2) 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 Digital IXUS i7 and PowerShot A580 have the same sensor area. The Digital IXUS i7 has the lighter body. The PowerShot A580 has the higher effective resolution. The PowerShot A580 is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose PowerShot A580
Released in 2008, PowerShot A580 has about 25 mm² of sensor area, 8 MP effective resolution, and a 175 g body. Use these values to narrow the field, not as an overall image-quality score.