Reasons to choose U4R
Released in 2004, U4R has about 21 mm² of sensor area, 4 MP effective resolution, and a 140 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Contax U4R
vs Panasonic Lumix DMC-TZ1
VS
Sensor area
21 mm²
U4R25 mm²
Lumix DMC-TZ1- Area ratio
- 1.17:1
- Absolute difference
- 4 mm²
- Relative difference
- 16.5%
The Lumix DMC-TZ1 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
U4RMetricLumix DMC-TZ1
4 MPEffective pixels4.9 MP
5.33 × 4Sensor5.75 × 4.32
2.31 µmPixel pitch2.25 µm
5.33 µm²Pixel area5.07 µm²
18.76 MP/cm²Pixel density19.73 MP/cm²
6.49Crop factor6.02
—Maximum video—
140 gWeight234 g
MultiMedia, Secure DigitalStorageMultiMedia, Secure Digital
Li-Ion 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 Lumix DMC-TZ1 has the larger sensor area. The U4R has the lighter body. The Lumix DMC-TZ1 has the higher effective resolution. The Lumix DMC-TZ1 is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose Lumix DMC-TZ1
Released in 2006, Lumix DMC-TZ1 has about 25 mm² of sensor area, 4.9 MP effective resolution, and a 234 g body. Use these values to narrow the field, not as an overall image-quality score.