Reasons to choose 3045
Released in 2005, 3045 has about 31 mm² of sensor area, 3.1 MP effective resolution, and a 100 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Concord 3045
vs Concord ES500z
VS
Sensor area
31 mm²
304525 mm²
ES500z- Area ratio
- 1.24:1
- Absolute difference
- 6 mm²
- Relative difference
- 23.7%
The 3045 has the larger sensor area. More area usually means greater light-gathering potential, though real image quality still depends on sensor architecture and generation.
Key specification differences
3045MetricES500z
3.1 MPEffective pixels5.1 MP
6.4 × 4.8Sensor5.75 × 4.32
3.15 µmPixel pitch2.21 µm
9.91 µm²Pixel area4.87 µm²
10.09 MP/cm²Pixel density20.53 MP/cm²
5.41Crop factor6.02
—Maximum video—
100 gWeight140 g
Secure DigitalStorageSecure Digital
4x AAABattery2x AA
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 3045 has the larger sensor area. The 3045 has the lighter body. The ES500z has the higher effective resolution. The 3045 and ES500z were both released in 2005. Also consider the lens system and subjects you shoot.
Reasons to choose ES500z
Released in 2005, ES500z has about 25 mm² of sensor area, 5.1 MP effective resolution, and a 140 g body. Use these values to narrow the field, not as an overall image-quality score.