Astrophotoguru · Compare

cameracomparison · 2-way

Sony A7 IV vs Sony A7C II

Sony A7 IV
Sony

A7 IV

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

Sony A7C II
Sony

A7C II

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

Key differences

Larger pixels (5.13µm vs 3.76µm)

Specifications

SpecificationSony A7 IVSony A7C II
Sensor
TypeMirrorlessdslr
SensorSony FF BSI
Sensor techCMOSCMOS
FormatFull FrameFull frame
Sensor size35.9×23.9mm35.9×23.9mm
Diagonal43.1mm43.1mm
Pixel size5.13µm3.76µm
Resolution7008×46727008×4672
Megapixels33.0MP33.0MP
ColorYesYes
Cooling
CooledNoNo
Performance
Full well
Peak QE
Advantages of Sony A7 IV
  • Larger pixels — better low-light per-pixel sensitivity
Advantages of Sony A7C II
  • Finer sampling at 3.76µm pixels
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 — Sony A7C II
  • Wide-field mosaics and full-frame telescopes
  • Well-sampled deep-sky at medium 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
Sony A7C II — typical FOV & scale
  • On 250mm refractor (wide)
    FOV: 8.23° × 5.48°Scale: 3.10"/px
  • On 800mm SCT reducer
    FOV: 2.57° × 1.71°Scale: 0.97"/px
  • On 2000mm SCT native
    FOV: 1.03° × 0.68°Scale: 0.39"/px
Sony A7 IV — recommended user

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

Sony A7C II — recommended user

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

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