Reasons to choose Optio VS20
Released in 2012, Optio VS20 has about 28 mm² of sensor area, 16 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 VS20
vs Pentax Optio WG-2 GPS
VS
Sensor area
28 mm²
Optio VS2028 mm²
Optio WG-2 GPS- Area ratio
- 1.03:1
- Absolute difference
- 1 mm²
- Relative difference
- 2.6%
The Optio WG-2 GPS has the larger sensor area. More area usually means greater light-gathering potential, though real image quality still depends on sensor architecture and generation.
Key specification differences
Optio VS20MetricOptio WG-2 GPS
16 MPEffective pixels16 MP
6.08 × 4.56Sensor6.16 × 4.62
1.32 µmPixel pitch1.33 µm
1.73 µm²Pixel area1.78 µm²
57.71 MP/cm²Pixel density56.22 MP/cm²
5.69Crop factor5.62
—Maximum video—
235 gWeight198 g
SDHC, SDXC, Secure DigitalStorageInternal storage
Lithium-Ion D-LI122 rechargeable battery Li-ion batteryBatteryLithium-Ion D-LI92 rechargeable battery 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 WG-2 GPS has the larger sensor area. The Optio WG-2 GPS has the lighter body. The Optio VS20 and Optio WG-2 GPS have the same effective resolution. The Optio VS20 and Optio WG-2 GPS were both released in 2012. Also consider the lens system and subjects you shoot.
Reasons to choose Optio WG-2 GPS
Released in 2012, Optio WG-2 GPS has about 28 mm² of sensor area, 16 MP effective resolution, and a 198 g body. Use these values to narrow the field, not as an overall image-quality score.