Reasons to choose EOS 450D
Released in 2008, EOS 450D has about 329 mm² of sensor area, 12.2 MP effective resolution, and a 524 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Canon EOS 450D
vs Olympus E-400
VS
Sensor area
329 mm²
EOS 450D225 mm²
E-400- Area ratio
- 1.46:1
- Absolute difference
- 104 mm²
- Relative difference
- 46.1%
The EOS 450D 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 450DMetricE-400
12.2 MPEffective pixels10 MP
22.2 × 14.8Sensor17.3 × 13
5.19 µmPixel pitch4.74 µm
26.93 µm²Pixel area22.49 µm²
3.71 MP/cm²Pixel density4.45 MP/cm²
1.62Crop factor2
—Maximum video—
524 gWeight435 g
SDHC, Secure DigitalStorageCompact Flash (Type I or II), xD Picture Card
NB-4L Li-ion battery Li-ion batteryBatteryLithium-Ion rechargeable 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 450D has the larger sensor area. The E-400 has the lighter body. The EOS 450D has the higher effective resolution. The EOS 450D is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose E-400
Released in 2006, E-400 has about 225 mm² of sensor area, 10 MP effective resolution, and a 435 g body. Use these values to narrow the field, not as an overall image-quality score.