Reasons to choose K100D Super
Released in 2007, K100D Super has about 369 mm² of sensor area, 6.1 MP effective resolution, and a 646 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Pentax K100D Super
vs Ricoh GXR A12 50mm F2.5 Macro
VS
Sensor area
369 mm²
K100D Super371 mm²
GXR A12 50mm F2.5 Macro- Area ratio
- 1:1
- Absolute difference
- 2 mm²
- Relative difference
- 0.4%
The GXR A12 50mm F2.5 Macro 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
K100D SuperMetricGXR A12 50mm F2.5 Macro
6.1 MPEffective pixels12.3 MP
23.5 × 15.7Sensor23.6 × 15.7
7.78 µmPixel pitch5.49 µm
60.48 µm²Pixel area30.12 µm²
1.65 MP/cm²Pixel density3.32 MP/cm²
1.53Crop factor1.53
—Maximum video—
646 gWeight453 g
MultiMedia, SDHC, Secure DigitalStorageInternal storage
AA (4) batteries (NiMH recommended)BatteryLithium-Ion DB-100 rechargeable battery 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 GXR A12 50mm F2.5 Macro has the larger sensor area. The GXR A12 50mm F2.5 Macro has the lighter body. The GXR A12 50mm F2.5 Macro has the higher effective resolution. The GXR A12 50mm F2.5 Macro is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose GXR A12 50mm F2.5 Macro
Released in 2009, GXR A12 50mm F2.5 Macro has about 371 mm² of sensor area, 12.3 MP effective resolution, and a 453 g body. Use these values to narrow the field, not as an overall image-quality score.