Reasons to choose Cyber-shot DSC-P31
Released in 2002, Cyber-shot DSC-P31 has about 21 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.
Side-by-side comparison
Sony Cyber-shot DSC-P31
vs Sony Cyber-shot DSC-S50
VS
Sensor area
21 mm²
Cyber-shot DSC-P3121 mm²
Cyber-shot DSC-S50- Area ratio
- 1:1
- Absolute difference
- 0 mm²
- Relative difference
- 0%
The Cyber-shot DSC-P31 and Cyber-shot DSC-S50 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
Cyber-shot DSC-P31MetricCyber-shot DSC-S50
2.11 MPEffective pixels2.11 MP
5.33 × 4Sensor5.33 × 4
3.18 µmPixel pitch3.18 µm
10.1 µm²Pixel area10.1 µm²
9.9 MP/cm²Pixel density9.9 MP/cm²
6.49Crop factor6.49
—Maximum video—
231 gWeight370 g
Memory StickStorageMemory Stick
AA (2) batteries (NiMH rechargables included)BatteryInfoLithium (NP-FM50)
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 Cyber-shot DSC-P31 and Cyber-shot DSC-S50 have the same sensor area. The Cyber-shot DSC-P31 has the lighter body. The Cyber-shot DSC-P31 and Cyber-shot DSC-S50 have the same effective resolution. The Cyber-shot DSC-P31 is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose Cyber-shot DSC-S50
Released in 2000, Cyber-shot DSC-S50 has about 21 mm² of sensor area, 2.11 MP effective resolution, and a 370 g body. Use these values to narrow the field, not as an overall image-quality score.