Reasons to choose Optio S4
Released in 2003, Optio S4 has about 25 mm² of sensor area, 4 MP effective resolution, and a 98 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Pentax Optio S4
vs Pentax Optio S50
VS
Sensor area
25 mm²
Optio S425 mm²
Optio S50- Area ratio
- 1:1
- Absolute difference
- 0 mm²
- Relative difference
- 0%
The Optio S4 and Optio S50 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 S4MetricOptio S50
4 MPEffective pixels5 MP
5.75 × 4.32Sensor5.75 × 4.32
2.49 µmPixel pitch2.23 µm
6.21 µm²Pixel area4.97 µm²
16.1 MP/cm²Pixel density20.13 MP/cm²
6.02Crop factor6.02
—Maximum video—
98 gWeight180 g
MultiMedia, Secure DigitalStorageInternal storage
Lithium-Ion rechargeable 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 Optio S4 and Optio S50 have the same sensor area. The Optio S4 has the lighter body. The Optio S50 has the higher effective resolution. The Optio S50 is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose Optio S50
Released in 2004, Optio S50 has about 25 mm² of sensor area, 5 MP effective resolution, and a 180 g body. Use these values to narrow the field, not as an overall image-quality score.