Reasons to choose DC 3400
Released in 2004, DC 3400 has about 15 mm² of sensor area, 2 MP effective resolution, and a 135 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
BenQ DC 3400
vs BenQ DC C420
VS
Sensor area
15 mm²
DC 340025 mm²
DC C420- Area ratio
- 1.64:1
- Absolute difference
- 10 mm²
- Relative difference
- 63.8%
The DC C420 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 1 years apart. Consider sensor generation when comparing pixel metrics.
Key specification differences
DC 3400MetricDC C420
2 MPEffective pixels4 MP
4.5 × 3.37Sensor5.75 × 4.32
2.75 µmPixel pitch2.49 µm
7.58 µm²Pixel area6.21 µm²
13.19 MP/cm²Pixel density16.1 MP/cm²
7.7Crop factor6.02
—Maximum video—
135 gWeight130 g
Secure DigitalStorage—
Li-Ion Li-ion batteryBattery—
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 DC C420 has the larger sensor area. The DC C420 has the lighter body. The DC C420 has the higher effective resolution. The DC C420 is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose DC C420
Released in 2005, DC C420 has about 25 mm² of sensor area, 4 MP effective resolution, and a 130 g body. Use these values to narrow the field, not as an overall image-quality score.