Reasons to choose DMMC 4
Released in 2006, DMMC 4 has about 17 mm² of sensor area, 2 MP effective resolution, and a 0 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Praktica DMMC 4
vs Praktica Luxmedia 6403
VS
Sensor area
17 mm²
DMMC 425 mm²
Luxmedia 6403- Area ratio
- 1.44:1
- Absolute difference
- 8 mm²
- Relative difference
- 43.8%
The Luxmedia 6403 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
DMMC 4MetricLuxmedia 6403
2 MPEffective pixels6.1 MP
4.8 × 3.6Sensor5.75 × 4.32
2.94 µmPixel pitch2.02 µm
8.64 µm²Pixel area4.07 µm²
11.57 MP/cm²Pixel density24.56 MP/cm²
7.21Crop factor6.02
—Maximum video—
—Weight135 g
Secure DigitalStorageSecure Digital
Li-Ion Li-ion batteryBatteryLi-Ion 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 Luxmedia 6403 has the larger sensor area. The DMMC 4 has the lighter body. The Luxmedia 6403 has the higher effective resolution. The Luxmedia 6403 is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose Luxmedia 6403
Released in 2007, Luxmedia 6403 has about 25 mm² of sensor area, 6.1 MP effective resolution, and a 135 g body. Use these values to narrow the field, not as an overall image-quality score.