cameracomparison · 2-way
QHYCCD QHY600M vs QHYCCD QHY5III200M
QHYCCD
QHY5III200M
A strong fit for photographers stepping into astro pairing with longer focal lengths where framing is tight.
Key differences
146% larger sensor
Finer pixels (3.76µm vs 9µm)
3327% more resolution
Cooled sensor
Specifications
| Specification | QHYCCD QHY600M | QHYCCD QHY5III200M |
|---|---|---|
| Sensor | ||
| Type | Dedicated Cooled | guide-camera |
| Sensor | Sony IMX455 | Sony IMX432 |
| Sensor tech | CMOS | CMOS |
| Format | Full Frame | 1.1" |
| Sensor size | 36.0×24.0mm | 14.1×10.6mm |
| Diagonal | 43.3mm | 17.6mm |
| Pixel size | 3.76µm | 9.00µm |
| Resolution | 9576×6388 | 1608×1104 |
| Megapixels | 61.0MP | 1.8MP |
| Color | No | No |
| Cooling | ||
| Cooled | Yes | No |
| Performance | ||
| Full well | 51000e⁻ | 90000e⁻ |
| Peak QE | 91% | 80% |
Advantages of QHYCCD QHY600M
- Larger sensor (43.3mm vs 17.6mm diagonal) — wider field
- Finer sampling at 3.76µm pixels
- Higher resolution (61MP vs 1.78MP)
- Regulated cooling for long exposures
Advantages of QHYCCD QHY5III200M
- Larger pixels — better low-light per-pixel sensitivity
Best for — QHYCCD QHY600M
- Wide-field mosaics and full-frame telescopes
- Well-sampled deep-sky at medium focal lengths
- Long-exposure deep-sky under any sky
- Narrowband and LRGB workflows
Best for — QHYCCD QHY5III200M
- Longer focal lengths — tighter framing on small targets
- Fast, low-noise deep-sky at short focal lengths
- Narrowband and LRGB workflows
QHYCCD QHY600M — typical FOV & scale
- On 250mm refractor (wide)FOV: 8.25° × 5.50°Scale: 3.10"/px
- On 800mm SCT reducerFOV: 2.58° × 1.72°Scale: 0.97"/px
- On 2000mm SCT nativeFOV: 1.03° × 0.69°Scale: 0.39"/px
QHYCCD QHY5III200M — typical FOV & scale
- On 250mm refractor (wide)FOV: 3.23° × 2.42°Scale: 7.43"/px
- On 800mm SCT reducerFOV: 1.01° × 0.76°Scale: 2.32"/px
- On 2000mm SCT nativeFOV: 0.40° × 0.30°Scale: 0.93"/px
QHYCCD QHY600M — recommended user
A strong fit for dedicated deep-sky imagers pairing with wide-field refractors.
QHYCCD QHY5III200M — recommended user
A strong fit for photographers stepping into astro pairing with longer focal lengths where framing is tight.