Reasons to choose K-7
Released in 2009, K-7 has about 365 mm² of sensor area, 14.6 MP effective resolution, and a 750 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Pentax K-7
vs Pentax K200D
VS
Sensor area
365 mm²
K-7369 mm²
K200D- Area ratio
- 1.01:1
- Absolute difference
- 4 mm²
- Relative difference
- 1.1%
The K200D 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
K-7MetricK200D
14.6 MPEffective pixels10.2 MP
23.4 × 15.6Sensor23.5 × 15.7
5 µmPixel pitch6.01 µm
25 µm²Pixel area36.17 µm²
4 MP/cm²Pixel density2.76 MP/cm²
1.54Crop factor1.53
—Maximum video—
750 gWeight690 g
SD/SDHC/MMCStorageSDHC, Secure Digital
Lithium-Ion D-LI90 rechargeable battery Li-ion batteryBatteryAA (4) 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 K200D has the larger sensor area. The K200D has the lighter body. The K-7 has the higher effective resolution. The K-7 is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose K200D
Released in 2008, K200D has about 369 mm² of sensor area, 10.2 MP effective resolution, and a 690 g body. Use these values to narrow the field, not as an overall image-quality score.