- APS-C 369.7mm2
- 10.1 megapixels
- ISO 100 - 1600
- Go in depth with our full Canon 40D Review.
- See real-world photos taken with the 40D.
- 35mm 864.0mm2
- 18.1 megapixels
- ISO 100 - 51,200
- Go in depth with our full Canon 1DX Review.
- See real-world photos taken with the 1DX.
- Succeeded by the Canon 50D
- Compare 40D vs 50D
- Succeeded by the Canon 1DX Mark II
- Compare 1DX vs 1DX Mark II
- Compare CANON 50D vs CANON 1DX MARK II