Reasons to choose GR
Released in 2013, GR has about 371 mm² of sensor area, 16.2 MP effective resolution, and a 245 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Ricoh GR
vs Sony Alpha a6000
VS
Sensor area
371 mm²
GR367 mm²
Alpha a6000- Area ratio
- 1.01:1
- Absolute difference
- 4 mm²
- Relative difference
- 1.1%
The GR 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
GRMetricAlpha a6000
16.2 MPEffective pixels24.3 MP
23.6 × 15.7Sensor23.5 × 15.6
4.78 µmPixel pitch3.88 µm
22.87 µm²Pixel area15.09 µm²
4.37 MP/cm²Pixel density6.63 MP/cm²
1.53Crop factor1.53
—Maximum video1,920 × 1,080
245 gWeight344 g
SD/SDHC/SDXCStorageSD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Rechargeable DB-65 lithium-ion battery Li-ion batteryBatteryNP-FW50 lithium-ion 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 GR has the larger sensor area. The GR has the lighter body. The Alpha a6000 has the higher effective resolution. The Alpha a6000 is the newer release. Also consider the lens system and subjects you shoot.
Reasons to choose Alpha a6000
Released in 2014, Alpha a6000 has about 367 mm² of sensor area, 24.3 MP effective resolution, and a 344 g body. Use these values to narrow the field, not as an overall image-quality score.