- APS-H 518.9mm2
- 16.1 megapixels
- ISO 100 - 12,800
- Go in depth with our full Canon 1D Mark IV Review.
- See real-world photos taken with the 1D Mark IV.
- APS-C 369.0mm2
- 14.8 megapixels
- ISO 100 - 6400
- Go in depth with our full Sigma SD1 Merrill Review.
- See real-world photos taken with the SD1 Merrill.