cameracomparison · 2-way
Player One Poseidon-M Pro vs Player One Xena-M
Player One
Poseidon-M Pro
A strong fit for dedicated deep-sky imagers pairing with a broad range of focal lengths.
Player One
Xena-M
A strong fit for photographers stepping into astro pairing with longer focal lengths where framing is tight.
Key differences
254% larger sensor
Larger pixels (3.76µm vs 3.45µm)
1552% more resolution
Cooled sensor
Specifications
| Specification | Player One Poseidon-M Pro | Player One Xena-M |
|---|---|---|
| Sensor | ||
| Type | dedicated | guide-camera |
| Sensor | Sony IMX571 | Sony IMX296 |
| Sensor tech | CMOS | CMOS |
| Format | APS-C | 1/2.9" |
| Sensor size | 23.5×15.7mm | 6.3×4.9mm |
| Diagonal | 28.3mm | 8.0mm |
| Pixel size | 3.76µm | 3.45µm |
| Resolution | 6248×4176 | 1456×1088 |
| Megapixels | 26.1MP | 1.6MP |
| Color | No | No |
| Cooling | ||
| Cooled | Yes | No |
| Performance | ||
| Full well | 50000e⁻ | 10000e⁻ |
| Peak QE | 80% | 72% |
Advantages of Player One Poseidon-M Pro
- Larger sensor (28.3mm vs 8mm diagonal) — wider field
- Higher resolution (26.1MP vs 1.58MP)
- Regulated cooling for long exposures
Advantages of Player One Xena-M
Closely matched on the compared specs.
Best for — Player One Poseidon-M Pro
- Balanced field for most refractors
- Well-sampled deep-sky at medium focal lengths
- Long-exposure deep-sky under any sky
- Narrowband and LRGB workflows
Best for — Player One Xena-M
- Longer focal lengths — tighter framing on small targets
- Well-sampled deep-sky at medium focal lengths
- Narrowband and LRGB workflows
Player One Poseidon-M Pro — typical FOV & scale
- On 250mm refractor (wide)FOV: 5.39° × 3.60°Scale: 3.10"/px
- On 800mm SCT reducerFOV: 1.68° × 1.12°Scale: 0.97"/px
- On 2000mm SCT nativeFOV: 0.67° × 0.45°Scale: 0.39"/px
Player One Xena-M — typical FOV & scale
- On 250mm refractor (wide)FOV: 1.44° × 1.12°Scale: 2.85"/px
- On 800mm SCT reducerFOV: 0.45° × 0.35°Scale: 0.89"/px
- On 2000mm SCT nativeFOV: 0.18° × 0.14°Scale: 0.36"/px
Player One Poseidon-M Pro — recommended user
A strong fit for dedicated deep-sky imagers pairing with a broad range of focal lengths.
Player One Xena-M — recommended user
A strong fit for photographers stepping into astro pairing with longer focal lengths where framing is tight.