Astrophotoguru · Compare

cameracomparison · 2-way

Sony A7 IV vs Nikon Z6 II

Sony A7 IV
Sony

A7 IV

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

Nikon Z6 II
Nikon

Z6 II

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

Key differences

Finer pixels (5.13µm vs 5.9µm)
35% more resolution

Specifications

SpecificationSony A7 IVNikon Z6 II
Sensor
TypeMirrorlessMirrorless
Sensor
Sensor techCMOSCMOS
FormatFull FrameFull Frame
Sensor size35.9×23.9mm35.9×23.9mm
Diagonal43.1mm43.1mm
Pixel size5.13µm5.90µm
Resolution7008×46726048×4024
Megapixels33.0MP24.5MP
ColorYesYes
Cooling
CooledNoNo
Performance
Full well
Peak QE
Advantages of Sony A7 IV
  • Finer sampling at 5.13µm pixels
  • Higher resolution (33MP vs 24.5MP)
Advantages of Nikon Z6 II
  • Larger pixels — better low-light per-pixel sensitivity
Best for — Sony A7 IV
  • Wide-field mosaics and full-frame telescopes
  • Fast, low-noise deep-sky at short focal lengths
  • One-shot color — quick results, less processing
Best for — Nikon Z6 II
  • Wide-field mosaics and full-frame telescopes
  • Fast, low-noise deep-sky at short focal lengths
  • One-shot color — quick results, less processing
Sony A7 IV — typical FOV & scale
  • On 250mm refractor (wide)
    FOV: 8.23° × 5.48°Scale: 4.23"/px
  • On 800mm SCT reducer
    FOV: 2.57° × 1.71°Scale: 1.32"/px
  • On 2000mm SCT native
    FOV: 1.03° × 0.68°Scale: 0.53"/px
Nikon Z6 II — typical FOV & scale
  • On 250mm refractor (wide)
    FOV: 8.23° × 5.48°Scale: 4.87"/px
  • On 800mm SCT reducer
    FOV: 2.57° × 1.71°Scale: 1.52"/px
  • On 2000mm SCT native
    FOV: 1.03° × 0.68°Scale: 0.61"/px
Sony A7 IV — recommended user

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

Nikon Z6 II — recommended user

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

Recommended alternatives