Reasons to choose Eye-Q 3120 AF
Released in 2002, Eye-Q 3120 AF has about 12 mm² of sensor area, 2.1 MP effective resolution, and a 200 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Concord Eye-Q 3120 AF
vs Konica-Minolta DiMAGE X31
VS
Sensor area
12 mm²
Eye-Q 3120 AF15 mm²
DiMAGE X31- Area ratio
- 1.26:1
- Absolute difference
- 3 mm²
- Relative difference
- 26.4%
The DiMAGE X31 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
Eye-Q 3120 AFMetricDiMAGE X31
2.1 MPEffective pixels3.2 MP
4 × 3Sensor4.5 × 3.37
2.39 µmPixel pitch2.18 µm
5.71 µm²Pixel area4.74 µm²
17.5 MP/cm²Pixel density21.1 MP/cm²
8.65Crop factor7.7
—Maximum video—
200 gWeight115 g
SmartMediaStorageMultiMedia, Secure Digital
2x AABatteryAA (2) batteries (NiMH recommended)
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 DiMAGE X31 has the larger sensor area. The DiMAGE X31 has the lighter body. The DiMAGE X31 has the higher effective resolution. The DiMAGE X31 is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose DiMAGE X31
Released in 2004, DiMAGE X31 has about 15 mm² of sensor area, 3.2 MP effective resolution, and a 115 g body. Use these values to narrow the field, not as an overall image-quality score.