- APS-C 369.7mm2
- 12.4 megapixels
- ISO 200 - 6400
- Go in depth with our full Pentax K-x Review.
- See real-world photos taken with the K-x.
- 35mm 855.6mm2
- 24.3 megapixels
- ISO 100 - 25,600
- Go in depth with our full Sony A99 Review.
- See real-world photos taken with the A99.
- Succeeded by the Pentax K-r
- Compare K-x vs K-r
- Succeeded by the Sony A99 II
- Compare A99 vs A99 II
- Compare PENTAX K-R vs SONY A99 II