cameracomparison · 2-way
ZWO ASI2400MM Pro vs ZWO ASI432MM
ZWO
ASI432MM
A strong fit for dedicated deep-sky imagers pairing with longer focal lengths where framing is tight.
Key differences
146% larger sensor
Finer pixels (5.94µm vs 9µm)
1276% more resolution
Specifications
| Specification | ZWO ASI2400MM Pro | ZWO ASI432MM |
|---|---|---|
| Sensor | ||
| Type | Dedicated Cooled | dedicated |
| Sensor | Sony IMX410 | 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 | 5.94µm | 9.00µm |
| Resolution | 6072×4042 | 1608×1104 |
| Megapixels | 24.5MP | 1.8MP |
| Color | No | No |
| Cooling | ||
| Cooled | Yes | Yes |
| Performance | ||
| Full well | 100000e⁻ | 90000e⁻ |
| Peak QE | 80% | 80% |
Advantages of ZWO ASI2400MM Pro
- Larger sensor (43.3mm vs 17.6mm diagonal) — wider field
- Finer sampling at 5.94µm pixels
- Higher resolution (24.5MP vs 1.78MP)
Advantages of ZWO ASI432MM
- Larger pixels — better low-light per-pixel sensitivity
Best for — ZWO ASI2400MM Pro
- Wide-field mosaics and full-frame telescopes
- Fast, low-noise deep-sky at short focal lengths
- Long-exposure deep-sky under any sky
- Narrowband and LRGB workflows
Best for — ZWO ASI432MM
- Longer focal lengths — tighter framing on small targets
- Fast, low-noise deep-sky at short focal lengths
- Long-exposure deep-sky under any sky
- Narrowband and LRGB workflows
ZWO ASI2400MM Pro — typical FOV & scale
- On 250mm refractor (wide)FOV: 8.25° × 5.50°Scale: 4.90"/px
- On 800mm SCT reducerFOV: 2.58° × 1.72°Scale: 1.53"/px
- On 2000mm SCT nativeFOV: 1.03° × 0.69°Scale: 0.61"/px
ZWO ASI432MM — 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
ZWO ASI2400MM Pro — recommended user
A strong fit for dedicated deep-sky imagers pairing with wide-field refractors.
ZWO ASI432MM — recommended user
A strong fit for dedicated deep-sky imagers pairing with longer focal lengths where framing is tight.