Reasons to choose Optio 50
Released in 2005, Optio 50 has about 25 mm² of sensor area, 4.9 MP effective resolution, and a 130 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Pentax Optio 50
vs Pentax Optio S40
VS
Sensor area
25 mm²
Optio 5025 mm²
Optio S40- Area ratio
- 1:1
- Absolute difference
- 0 mm²
- Relative difference
- 0%
The Optio 50 and Optio S40 have the same sensor area. Compare pixel density, sensor architecture, and release generation to understand likely image-quality differences.
These cameras were released 1 years apart. Consider sensor generation when comparing pixel metrics.
Key specification differences
Optio 50MetricOptio S40
4.9 MPEffective pixels4 MP
5.75 × 4.32Sensor5.75 × 4.32
2.25 µmPixel pitch2.49 µm
5.07 µm²Pixel area6.21 µm²
19.73 MP/cm²Pixel density16.1 MP/cm²
6.02Crop factor6.02
—Maximum video—
130 gWeight125 g
Secure DigitalStorageSecure Digital
AA (2) batteries (NiMH recommended)BatteryAA (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 Optio 50 and Optio S40 have the same sensor area. The Optio S40 has the lighter body. The Optio 50 has the higher effective resolution. The Optio 50 is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose Optio S40
Released in 2004, Optio S40 has about 25 mm² of sensor area, 4 MP effective resolution, and a 125 g body. Use these values to narrow the field, not as an overall image-quality score.