Reasons to choose PW550
Released in 2010, PW550 has about 28 mm² of sensor area, 12.4 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
HP PW550
vs HP SW450
VS
Sensor area
28 mm²
PW55028 mm²
SW450- Area ratio
- 1:1
- Absolute difference
- 0 mm²
- Relative difference
- 0%
The PW550 and SW450 have the same sensor area. Compare pixel density, sensor architecture, and release generation to understand likely image-quality differences.
Key specification differences
PW550MetricSW450
12.4 MPEffective pixels12.5 MP
6.16 × 4.62Sensor6.16 × 4.62
1.51 µmPixel pitch1.51 µm
2.3 µm²Pixel area2.28 µm²
43.57 MP/cm²Pixel density43.92 MP/cm²
5.62Crop factor5.62
—Maximum video—
120 gWeight100 g
SDHC, Secure DigitalStorageSDHC, Secure Digital
Li-Ion Li-ion batteryBatteryLi-Ion 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 PW550 and SW450 have the same sensor area. The SW450 has the lighter body. The SW450 has the higher effective resolution. The PW550 and SW450 were both released in 2010. Also consider the lens system and subjects you shoot.
Reasons to choose SW450
Released in 2010, SW450 has about 28 mm² of sensor area, 12.5 MP effective resolution, and a 100 g body. Use these values to narrow the field, not as an overall image-quality score.