Comparison

Seestar S30 Pro vs Origin Mark II

Seestar S30 Pro has the wider field (3.99° × 2.24° vs 1.32° × 0.75°), so it frames large targets such as the Andromeda Galaxy more easily; Origin Mark II shows smaller objects at a larger scale. Of our 20 popular targets, Seestar S30 Pro frames 9 well and Origin Mark II 8.

SpecSeestar S30 ProOrigin Mark II
Aperture30 mm152 mm
Focal length160 mm335 mm
Native field of view3.99° × 2.24°1.32° × 0.75°
Targets framed well9 / 208 / 20
Weight1.65 kg18.9 kg
Wide-angle cameraYesNot listed
Mosaic modeNot listedNot listed
Official price$699$4,299

Both frames on the same targets

Solid gold: Seestar S30 Pro. Dashed blue: Origin Mark II.

M31 · 190′ × 60′
M31 Andromeda Galaxy: Seestar S30 Pro larger than the frame; Origin Mark II larger than the frame.
M42 · 66′ × 60′
M42 Orion Nebula: Seestar S30 Pro fits well; Origin Mark II larger than the frame.
M51 · 11′ × 8′
M51 Whirlpool Galaxy: Seestar S30 Pro small in the frame; Origin Mark II fits well.

Where they differ

TargetSeestar S30 ProOrigin Mark II
M42 Orion Nebulafits welllarger than the frame
M45 Pleiadesfits welllarger than the frame
M33 Triangulum Galaxyfits welllarger than the frame
M51 Whirlpool Galaxysmall in the framefits well
M82 Cigar Galaxysmall in the framefits well
M13 Hercules Clustersmall in the framefits well
M8 Lagoon Nebulafits welllarger than the frame
M17 Omega Nebulafits welllarger than the frame
M44 Beehive Clusterfits welllarger than the frame
M63 Sunflower Galaxysmall in the framefits well
M64 Black Eye Galaxysmall in the framefits well

Where to buy the Seestar S30 Pro

Where to buy the Origin Mark II

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Test both against your own sky

Questions and answers

Which is better for large targets, the Seestar S30 Pro or the Origin Mark II?
The Seestar S30 Pro, because it has the wider field of view.
Which frames more popular targets well?
The Seestar S30 Pro (9 of 20, against 8).
Which is cheaper?
The Seestar S30 Pro, at an official price of $699.
Which is lighter?
The Seestar S30 Pro, at about 1.65 kg.

Specs from manufacturer pages, checked 2026-10-12. Fit labels follow the rule on the page.