Reasons to choose Optio M85
Released in 2009, Optio M85 has about 28 mm² of sensor area, 12.1 MP effective resolution, and a 128 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Pentax Optio M85
vs Pentax Optio P70
VS
Sensor area
28 mm²
Optio M8528 mm²
Optio P70- Area ratio
- 1:1
- Absolute difference
- 0 mm²
- Relative difference
- 0%
The Optio M85 and Optio P70 have the same sensor area. Compare pixel density, sensor architecture, and release generation to understand likely image-quality differences.
Key specification differences
Optio M85MetricOptio P70
12.1 MPEffective pixels12 MP
6.16 × 4.62Sensor6.16 × 4.62
1.53 µmPixel pitch1.54 µm
2.35 µm²Pixel area2.37 µm²
42.52 MP/cm²Pixel density42.17 MP/cm²
5.62Crop factor5.62
—Maximum video—
128 gWeight110 g
SDHC, Secure DigitalStorageSDHC, Secure Digital
Lithium-Ion D-LI95 rechargeable battery Li-ion batteryBatteryLithium-Ion (D-LI78) 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 M85 and Optio P70 have the same sensor area. The Optio P70 has the lighter body. The Optio M85 has the higher effective resolution. The Optio M85 and Optio P70 were both released in 2009. Also consider the lens system and subjects you shoot.
Reasons to choose Optio P70
Released in 2009, Optio P70 has about 28 mm² of sensor area, 12 MP effective resolution, and a 110 g body. Use these values to narrow the field, not as an overall image-quality score.