Astrophotoguru · Compare

cameracomparison · 2-way

ZWO ASI2600MM Pro vs ZWO ASI1600MM Pro

ZWO ASI2600MM Pro
ZWO

ASI2600MM Pro

A strong fit for dedicated deep-sky imagers pairing with a broad range of focal lengths.

ZWO ASI1600MM Pro
ZWO

ASI1600MM Pro

A strong fit for dedicated deep-sky imagers pairing with a broad range of focal lengths.

Key differences

27% larger sensor
59% more resolution

Specifications

SpecificationZWO ASI2600MM ProZWO ASI1600MM Pro
Sensor
TypeDedicated CooledDedicated Cooled
SensorSony IMX571Panasonic MN34230
Sensor techCMOSCMOS
FormatAPS-C4/3"
Sensor size23.5×15.7mm17.7×13.4mm
Diagonal28.3mm22.2mm
Pixel size3.76µm3.80µm
Resolution6248×41764656×3520
Megapixels26.1MP16.4MP
ColorNoNo
Cooling
CooledYesYes
Performance
Full well50000e⁻20000e⁻
Peak QE91%60%
Advantages of ZWO ASI2600MM Pro
  • Larger sensor (28.3mm vs 22.2mm diagonal) — wider field
  • Higher resolution (26.1MP vs 16.4MP)
Advantages of ZWO ASI1600MM Pro

Closely matched on the compared specs.

Best for — ZWO ASI2600MM Pro
  • Balanced field for most refractors
  • Well-sampled deep-sky at medium focal lengths
  • Long-exposure deep-sky under any sky
  • Narrowband and LRGB workflows
Best for — ZWO ASI1600MM Pro
  • Balanced field for most refractors
  • Well-sampled deep-sky at medium focal lengths
  • Long-exposure deep-sky under any sky
  • Narrowband and LRGB workflows
ZWO ASI2600MM Pro — typical FOV & scale
  • On 250mm refractor (wide)
    FOV: 5.39° × 3.60°Scale: 3.10"/px
  • On 800mm SCT reducer
    FOV: 1.68° × 1.12°Scale: 0.97"/px
  • On 2000mm SCT native
    FOV: 0.67° × 0.45°Scale: 0.39"/px
ZWO ASI1600MM Pro — typical FOV & scale
  • On 250mm refractor (wide)
    FOV: 4.06° × 3.07°Scale: 3.14"/px
  • On 800mm SCT reducer
    FOV: 1.27° × 0.96°Scale: 0.98"/px
  • On 2000mm SCT native
    FOV: 0.51° × 0.38°Scale: 0.39"/px
ZWO ASI2600MM Pro — recommended user

A strong fit for dedicated deep-sky imagers pairing with a broad range of focal lengths.

ZWO ASI1600MM Pro — recommended user

A strong fit for dedicated deep-sky imagers pairing with a broad range of focal lengths.

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