- APS-C 369.7mm2
- 16.1 megapixels
- ISO 100 - 16,000
- Go in depth with our full Sony A37 Review.
- See real-world photos taken with the A37.
- Succeeded by the Canon 1D Mark III
- Compare 1D Mark II N vs 1D Mark III
- Compare Canon 1D Mark III vs Sony A37
Maximum effective ISO is an estimate of the highest sensitivity at which a camera can capture excellent quality photos.
Cameras with higher effective ISO will be better choices for indoor photography, night shooting, and indoor sports photography, especially if you intend to make large prints.
You can learn more at our glossary entry.
Maximum effective ISO test data courtesy of DxO Mark.
1D Mark II N test data on DxO Mark A37 test data on DxO MarkCameras with more dynamic range allow you to take photos with dramatic differences in highlight and shadow areas while retaining detail in both.
Think of a brilliant sunset on a rocky beach: Bright sunset in the background, with dark rocks in the foreground. High dynamic range means more of the extremes will be faithfully reproduced.
Dynamic range test data courtesy of DxO Mark.
A37 test data on DxO Mark 1D Mark II N test data on DxO Mark