cameracomparison · 2-way
QHYCCD QHY10 vs Sony A7 III
Key differences
-34% larger sensor
-58% more resolution
Cooled sensor
Specifications
| Specification | QHYCCD QHY10 | Sony A7 III |
|---|---|---|
| Sensor | ||
| Type | dedicated | dslr |
| Sensor | Sony ICX493AQA | Sony FF BSI |
| Sensor tech | CCD | CMOS |
| Format | APS-C | Full frame |
| Sensor size | 23.4×15.6mm | 35.6×23.8mm |
| Diagonal | 28.1mm | 42.8mm |
| Pixel size | 6.05µm | 5.91µm |
| Resolution | 3900×2620 | 6000×4000 |
| Megapixels | 10.2MP | 24.2MP |
| Color | Yes | Yes |
| Cooling | ||
| Cooled | Yes | No |
| Performance | ||
| Full well | 25000e⁻ | — |
| Peak QE | 55% | — |
Advantages of QHYCCD QHY10
- Regulated cooling for long exposures
Advantages of Sony A7 III
- Larger sensor (42.8mm vs 28.1mm diagonal) — wider field
- Higher resolution (24.2MP vs 10.2MP)
Best for — QHYCCD QHY10
- Balanced field for most refractors
- Fast, low-noise deep-sky at short focal lengths
- Long-exposure deep-sky under any sky
- One-shot color — quick results, less processing
Best for — Sony A7 III
- Wide-field mosaics and full-frame telescopes
- Fast, low-noise deep-sky at short focal lengths
- One-shot color — quick results, less processing
QHYCCD QHY10 — typical FOV & scale
- On 250mm refractor (wide)FOV: 5.36° × 3.58°Scale: 4.99"/px
- On 800mm SCT reducerFOV: 1.68° × 1.12°Scale: 1.56"/px
- On 2000mm SCT nativeFOV: 0.67° × 0.45°Scale: 0.62"/px
Sony A7 III — typical FOV & scale
- On 250mm refractor (wide)FOV: 8.16° × 5.45°Scale: 4.88"/px
- On 800mm SCT reducerFOV: 2.55° × 1.70°Scale: 1.52"/px
- On 2000mm SCT nativeFOV: 1.02° × 0.68°Scale: 0.61"/px
QHYCCD QHY10 — recommended user
A strong fit for dedicated deep-sky imagers pairing with a broad range of focal lengths.
Sony A7 III — recommended user
A strong fit for photographers stepping into astro pairing with wide-field refractors.