cameracomparison · 2-way
ZWO ASI432MM vs Player One Ares-M Pro
ZWO
ASI432MM
A strong fit for dedicated deep-sky imagers pairing with longer focal lengths where framing is tight.
Player One
Ares-M Pro
A strong fit for dedicated deep-sky imagers pairing with longer focal lengths where framing is tight.
Key differences
10% larger sensor
Larger pixels (9µm vs 3.76µm)
-80% more resolution
Specifications
| Specification | ZWO ASI432MM | Player One Ares-M Pro |
|---|---|---|
| Sensor | ||
| Type | dedicated | Dedicated Cooled |
| Sensor | Sony IMX432 | Sony IMX533 |
| Sensor tech | CMOS | CMOS |
| Format | 1.1" | 1" |
| Sensor size | 14.1×10.6mm | 11.3×11.3mm |
| Diagonal | 17.6mm | 16.0mm |
| Pixel size | 9.00µm | 3.76µm |
| Resolution | 1608×1104 | 3008×3008 |
| Megapixels | 1.8MP | 9.0MP |
| Color | No | No |
| Cooling | ||
| Cooled | Yes | Yes |
| Performance | ||
| Full well | 90000e⁻ | 50000e⁻ |
| Peak QE | 80% | 80% |
Advantages of ZWO ASI432MM
- Larger pixels — better low-light per-pixel sensitivity
Advantages of Player One Ares-M Pro
- Finer sampling at 3.76µm pixels
- Higher resolution (9MP vs 1.78MP)
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
Best for — Player One Ares-M Pro
- Longer focal lengths — tighter framing on small targets
- Well-sampled deep-sky at medium focal lengths
- Long-exposure deep-sky under any sky
- Narrowband and LRGB workflows
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
Player One Ares-M Pro — typical FOV & scale
- On 250mm refractor (wide)FOV: 2.59° × 2.59°Scale: 3.10"/px
- On 800mm SCT reducerFOV: 0.81° × 0.81°Scale: 0.97"/px
- On 2000mm SCT nativeFOV: 0.32° × 0.32°Scale: 0.39"/px
ZWO ASI432MM — recommended user
A strong fit for dedicated deep-sky imagers pairing with longer focal lengths where framing is tight.
Player One Ares-M Pro — recommended user
A strong fit for dedicated deep-sky imagers pairing with longer focal lengths where framing is tight.