Reasons to choose SZ-20
Released in 2011, SZ-20 has about 28 mm² of sensor area, 16 MP effective resolution, and a 220 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Olympus SZ-20
vs Olympus SZ-31MR iHS
VS
Sensor area
28 mm²
SZ-2028 mm²
SZ-31MR iHS- Area ratio
- 1:1
- Absolute difference
- 0 mm²
- Relative difference
- 0%
The SZ-20 and SZ-31MR iHS 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
SZ-20MetricSZ-31MR iHS
16 MPEffective pixels16 MP
6.16 × 4.62Sensor6.16 × 4.62
1.33 µmPixel pitch1.33 µm
1.78 µm²Pixel area1.78 µm²
56.22 MP/cm²Pixel density56.22 MP/cm²
5.62Crop factor5.62
—Maximum video—
220 gWeight226 g
SDHC, SDXC, Secure DigitalStorageSD/SDHC/SDXC
Li-Ion Li-ion batteryBatteryLithium-ion rechargeable LI-50B 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 SZ-20 and SZ-31MR iHS have the same sensor area. The SZ-20 has the lighter body. The SZ-20 and SZ-31MR iHS have the same effective resolution. The SZ-31MR iHS is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose SZ-31MR iHS
Released in 2012, SZ-31MR iHS has about 28 mm² of sensor area, 16 MP effective resolution, and a 226 g body. Use these values to narrow the field, not as an overall image-quality score.