cameracomparison · 2-way
Atik One 6.0 vs ZWO ASI533MM Pro
Atik
One 6.0
A strong fit for dedicated deep-sky imagers pairing with longer focal lengths where framing is tight.
ZWO
ASI533MM Pro
A strong fit for dedicated deep-sky imagers pairing with longer focal lengths where framing is tight.
Key differences
Larger pixels (4.54µm vs 3.76µm)
-33% more resolution
Specifications
| Specification | Atik One 6.0 | ZWO ASI533MM Pro |
|---|---|---|
| Sensor | ||
| Type | dedicated | Dedicated Cooled |
| Sensor | Sony ICX694ALG | Sony IMX533 |
| Sensor tech | CCD | CMOS |
| Format | 4/3" | 1-inch square |
| Sensor size | 12.5×10.0mm | 11.3×11.3mm |
| Diagonal | 16.0mm | 16.0mm |
| Pixel size | 4.54µm | 3.76µm |
| Resolution | 2749×2199 | 3008×3008 |
| Megapixels | 6.0MP | 9.0MP |
| Color | No | No |
| Cooling | ||
| Cooled | Yes | Yes |
| Performance | ||
| Full well | 20000e⁻ | 50000e⁻ |
| Peak QE | 77% | 91% |
Advantages of Atik One 6.0
- Larger pixels — better low-light per-pixel sensitivity
Advantages of ZWO ASI533MM Pro
- Finer sampling at 3.76µm pixels
- Higher resolution (9MP vs 6MP)
Best for — Atik One 6.0
- 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 — ZWO ASI533MM 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
Atik One 6.0 — typical FOV & scale
- On 250mm refractor (wide)FOV: 2.87° × 2.29°Scale: 3.75"/px
- On 800mm SCT reducerFOV: 0.90° × 0.72°Scale: 1.17"/px
- On 2000mm SCT nativeFOV: 0.36° × 0.29°Scale: 0.47"/px
ZWO ASI533MM 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
Atik One 6.0 — recommended user
A strong fit for dedicated deep-sky imagers pairing with longer focal lengths where framing is tight.
ZWO ASI533MM Pro — recommended user
A strong fit for dedicated deep-sky imagers pairing with longer focal lengths where framing is tight.