Reasons to choose D40
Released in 2006, D40 has about 370 mm² of sensor area, 6.1 MP effective resolution, and a 522 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Nikon D40
vs Nikon D70
VS
Sensor area
370 mm²
D40370 mm²
D70- Area ratio
- 1:1
- Absolute difference
- 0 mm²
- Relative difference
- 0%
The D40 and D70 have the same sensor area. Compare pixel density, sensor architecture, and release generation to understand likely image-quality differences.
These cameras were released 2 years apart. Consider sensor generation when comparing pixel metrics.
Key specification differences
D40MetricD70
6.1 MPEffective pixels6.1 MP
23.7 × 15.6Sensor23.7 × 15.6
7.79 µmPixel pitch7.79 µm
60.61 µm²Pixel area60.61 µm²
1.65 MP/cm²Pixel density1.65 MP/cm²
1.53Crop factor1.53
—Maximum video—
522 gWeight679 g
Secure DigitalStorageCompactFlash type I, CompactFlash type II
Nikon EN-EL9 Lithium-Ion included Li-ion batteryBatteryNikon EN-EL3 Lithium-Ion included 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 D40 and D70 have the same sensor area. The D40 has the lighter body. The D40 and D70 have the same effective resolution. The D40 is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose D70
Released in 2004, D70 has about 370 mm² of sensor area, 6.1 MP effective resolution, and a 679 g body. Use these values to narrow the field, not as an overall image-quality score.