Reasons to choose K-S2
Released in 2015, K-S2 has about 367 mm² of sensor area, 20.12 MP effective resolution, and a 678 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Pentax K-S2
vs Samsung NX500
VS
Sensor area
367 mm²
K-S2369 mm²
NX500- Area ratio
- 1.01:1
- Absolute difference
- 2 mm²
- Relative difference
- 0.6%
The NX500 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
K-S2MetricNX500
20.12 MPEffective pixels28.2 MP
23.5 × 15.6Sensor23.5 × 15.7
4.27 µmPixel pitch3.62 µm
18.22 µm²Pixel area13.08 µm²
5.49 MP/cm²Pixel density7.64 MP/cm²
1.53Crop factor1.53
1,920 × 1,080Maximum video4,096 × 2,160
678 gWeight286 g
SD/SDHC/SDXCStorageSD/SDHC/SDXC
Li-Ion battery D-LI109 Li-ion batteryBatteryRechargeable Battery BP1130
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 NX500 has the larger sensor area. The NX500 has the lighter body. The NX500 has the higher effective resolution. The K-S2 and NX500 were both released in 2015. Also consider the lens system and subjects you shoot.
Reasons to choose NX500
Released in 2015, NX500 has about 369 mm² of sensor area, 28.2 MP effective resolution, and a 286 g body. Use these values to narrow the field, not as an overall image-quality score.