Reasons to choose EOS-1D Mark III
Released in 2007, EOS-1D Mark III has about 537 mm² of sensor area, 10.1 MP effective resolution, and a 1,335 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Canon EOS-1D Mark III
vs Canon EOS 5D
VS
Sensor area
537 mm²
EOS-1D Mark III852 mm²
EOS 5D- Area ratio
- 1.59:1
- Absolute difference
- 315 mm²
- Relative difference
- 58.8%
The EOS 5D has the larger sensor area. More area usually means greater light-gathering potential, though real image quality still depends on sensor architecture and generation.
These cameras were released 2 years apart. Consider sensor generation when comparing pixel metrics.
Key specification differences
EOS-1D Mark IIIMetricEOS 5D
10.1 MPEffective pixels12.7 MP
28.7 × 18.7Sensor35.8 × 23.8
7.29 µmPixel pitch8.19 µm
53.14 µm²Pixel area67.09 µm²
1.88 MP/cm²Pixel density1.49 MP/cm²
1.26Crop factor1.01
—Maximum video—
1,335 gWeight895 g
Compact Flash (Type I or II), SD/SDHC cardStorageCompactFlash type I, CompactFlash type II, Microdrive
Lithium-Ion NB-4L battery Li-ion batteryBatteryLithium-Ion BP-511A rechargeable battery Li-ion battery
Amber marks the value that is generally preferable in this comparison context. It is not an overall camera score.
How to choose between these cameras
The EOS 5D has the larger sensor area. The EOS 5D has the lighter body. The EOS 5D has the higher effective resolution. The EOS-1D Mark III is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose EOS 5D
Released in 2005, EOS 5D has about 852 mm² of sensor area, 12.7 MP effective resolution, and a 895 g body. Use these values to narrow the field, not as an overall image-quality score.