cameracomparison · 2-way
Atik 460EX vs ZWO ASI294MM Pro
Atik
460EX
A strong fit for dedicated deep-sky imagers pairing with longer focal lengths where framing is tight.
ZWO
ASI294MM Pro
A strong fit for dedicated deep-sky imagers pairing with a broad range of focal lengths.
Key differences
-31% larger sensor
-87% more resolution
Specifications
| Specification | Atik 460EX | ZWO ASI294MM Pro |
|---|---|---|
| Sensor | ||
| Type | dedicated | Dedicated Cooled |
| Sensor | Sony ICX694ALG | Sony IMX492 |
| Sensor tech | CCD | CMOS |
| Format | 4/3" | 4/3" |
| Sensor size | 12.5×10.0mm | 19.1×13.0mm |
| Diagonal | 16.0mm | 23.1mm |
| Pixel size | 4.54µm | 4.63µm |
| Resolution | 2749×2199 | 8288×5644 |
| Megapixels | 6.0MP | 46.8MP |
| Color | No | No |
| Cooling | ||
| Cooled | Yes | Yes |
| Performance | ||
| Full well | 20000e⁻ | 63700e⁻ |
| Peak QE | 77% | 75% |
Advantages of Atik 460EX
Closely matched on the compared specs.
Advantages of ZWO ASI294MM Pro
- Larger sensor (23.1mm vs 16mm diagonal) — wider field
- Higher resolution (46.8MP vs 6MP)
Best for — Atik 460EX
- 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 ASI294MM Pro
- Balanced field for most refractors
- Fast, low-noise deep-sky at short focal lengths
- Long-exposure deep-sky under any sky
- Narrowband and LRGB workflows
Atik 460EX — 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 ASI294MM Pro — typical FOV & scale
- On 250mm refractor (wide)FOV: 4.38° × 2.98°Scale: 3.82"/px
- On 800mm SCT reducerFOV: 1.37° × 0.93°Scale: 1.19"/px
- On 2000mm SCT nativeFOV: 0.55° × 0.37°Scale: 0.48"/px
Atik 460EX — recommended user
A strong fit for dedicated deep-sky imagers pairing with longer focal lengths where framing is tight.
ZWO ASI294MM Pro — recommended user
A strong fit for dedicated deep-sky imagers pairing with a broad range of focal lengths.