- Medium format 1,452.0mm2
- 40.0 megapixels
- ISO 200 - 1000
- Go in depth with our full Pentax 645D Review.
- See real-world photos taken with the 645D.
- APS-C 355.7mm2
- 14.2 megapixels
- ISO 100 - 3200
- Go in depth with our full Nikon D3100 Review.
- See real-world photos taken with the D3100.
