Reasons to choose Optio 330RS
Released in 2002, Optio 330RS has about 38 mm² of sensor area, 3.1 MP effective resolution, and a 235 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Pentax Optio 330RS
vs Pentax Optio 750Z
VS
Sensor area
38 mm²
Optio 330RS38 mm²
Optio 750Z- Area ratio
- 1:1
- Absolute difference
- 0 mm²
- Relative difference
- 0%
The Optio 330RS and Optio 750Z 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
Optio 330RSMetricOptio 750Z
3.1 MPEffective pixels7.1 MP
7.11 × 5.33Sensor7.11 × 5.33
3.5 µmPixel pitch2.31 µm
12.22 µm²Pixel area5.34 µm²
8.18 MP/cm²Pixel density18.74 MP/cm²
4.87Crop factor4.87
—Maximum video—
235 gWeight255 g
CompactFlash type IStorageSD card
Lithium-Ion rechargeable Li-ion batteryBatteryLithium-Ion rechargeable 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 Optio 330RS and Optio 750Z have the same sensor area. The Optio 330RS has the lighter body. The Optio 750Z has the higher effective resolution. The Optio 750Z is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose Optio 750Z
Released in 2004, Optio 750Z has about 38 mm² of sensor area, 7.1 MP effective resolution, and a 255 g body. Use these values to narrow the field, not as an overall image-quality score.