Reasons to choose X-T30 III
Released in 2025, X-T30 III has about 367 mm² of sensor area, 26.1 MP effective resolution, and a 378 g body. Use these values to narrow the field, not as an overall image-quality score.
Side-by-side comparison
Fujifilm X-T30 III
vs Ricoh GR IV
VS
Sensor area
367 mm²
X-T30 III361 mm²
GR IV- Area ratio
- 1.02:1
- Absolute difference
- 5 mm²
- Relative difference
- 1.5%
The X-T30 III has the larger sensor area. More area usually means greater light-gathering potential, though real image quality still depends on sensor architecture and generation.
Key specification differences
X-T30 IIIMetricGR IV
26.1 MPEffective pixels25.7 MP
23.5 × 15.6Sensor23.3 × 15.5
3.75 µmPixel pitch3.75 µm
14.05 µm²Pixel area14.05 µm²
7.12 MP/cm²Pixel density7.12 MP/cm²
1.53Crop factor1.55
6,240 × 4,160Maximum video1,920 × 1,080 / 60p
378 gWeight262 g
SD/SDHC/SDXC (UHS-I)StorageSD UHS-I / Internal storage
NP-W126S Li-ion battery Li-ion batteryBatteryDB-120 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 X-T30 III has the larger sensor area. The GR IV has the lighter body. The X-T30 III has the higher effective resolution. The X-T30 III and GR IV were both released in 2025. Also consider the lens system and subjects you shoot.
Reasons to choose GR IV
Released in 2025, GR IV has about 361 mm² of sensor area, 25.7 MP effective resolution, and a 262 g body. Use these values to narrow the field, not as an overall image-quality score.