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cameracomparison · 2-way

ZWO ASI4400MC Pro vs Nikon Z7 II

ZWO ASI4400MC Pro
ZWO

ASI4400MC Pro

A strong fit for dedicated deep-sky imagers pairing with wide-field refractors.

Nikon Z7 II
Nikon

Z7 II

A strong fit for photographers stepping into astro pairing with wide-field refractors.

Key differences

Cooled sensor

Specifications

SpecificationZWO ASI4400MC ProNikon Z7 II
Sensor
TypeDedicated Cooleddslr
SensorSony IMX366Nikon FX BSI
Sensor techCMOSCMOS
FormatFull FrameFull frame
Sensor size36.0×24.0mm35.9×23.9mm
Diagonal43.3mm43.1mm
Pixel size4.40µm4.35µm
Resolution8192×54608256×5504
Megapixels44.0MP45.7MP
ColorYesYes
Cooling
CooledYesNo
Performance
Full well74600e⁻
Peak QE80%
Advantages of ZWO ASI4400MC Pro
  • Regulated cooling for long exposures
Advantages of Nikon Z7 II

Closely matched on the compared specs.

Best for — ZWO ASI4400MC Pro
  • Wide-field mosaics and full-frame telescopes
  • Fast, low-noise deep-sky at short focal lengths
  • Long-exposure deep-sky under any sky
  • One-shot color — quick results, less processing
Best for — Nikon Z7 II
  • Wide-field mosaics and full-frame telescopes
  • Fast, low-noise deep-sky at short focal lengths
  • One-shot color — quick results, less processing
ZWO ASI4400MC Pro — typical FOV & scale
  • On 250mm refractor (wide)
    FOV: 8.25° × 5.50°Scale: 3.63"/px
  • On 800mm SCT reducer
    FOV: 2.58° × 1.72°Scale: 1.13"/px
  • On 2000mm SCT native
    FOV: 1.03° × 0.69°Scale: 0.45"/px
Nikon Z7 II — typical FOV & scale
  • On 250mm refractor (wide)
    FOV: 8.23° × 5.48°Scale: 3.59"/px
  • On 800mm SCT reducer
    FOV: 2.57° × 1.71°Scale: 1.12"/px
  • On 2000mm SCT native
    FOV: 1.03° × 0.68°Scale: 0.45"/px
ZWO ASI4400MC Pro — recommended user

A strong fit for dedicated deep-sky imagers pairing with wide-field refractors.

Nikon Z7 II — recommended user

A strong fit for photographers stepping into astro pairing with wide-field refractors.

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