Comparison
Seestar S30 vs Seestar S50
Seestar S30 has the wider field (2.14° × 1.21° vs 1.29° × 0.73°), so it frames large targets such as the Andromeda Galaxy more easily; Seestar S50 shows smaller objects at a larger scale. Of our 20 popular targets, Seestar S30 frames 6 well and Seestar S50 9.
- Wider field: Seestar S30.
- Lower official price: Seestar S30 ($399).
- Larger aperture: Seestar S50 (50 mm), which gathers more light per exposure.
| Spec | Seestar S30 | Seestar S50 |
|---|---|---|
| Aperture | 30 mm | 50 mm |
| Focal length | 150 mm | 250 mm |
| Native field of view | 2.14° × 1.21° | 1.29° × 0.73° |
| Targets framed well | 6 / 20 | 9 / 20 |
| Weight | – | 2.5 kg |
| Wide-angle camera | Not listed | Not listed |
| Mosaic mode | Not listed | Not listed |
| Official price | $399 | $549 |
Both frames on the same targets
Solid gold: Seestar S30. Dashed blue: Seestar S50.
Where they differ
| Target | Seestar S30 | Seestar S50 |
|---|---|---|
| M42 Orion Nebula | fits well | larger than the frame |
| M51 Whirlpool Galaxy | small in the frame | fits well |
| M82 Cigar Galaxy | small in the frame | fits well |
| M17 Omega Nebula | fits well | larger than the frame |
| M63 Sunflower Galaxy | small in the frame | fits well |
| M64 Black Eye Galaxy | small in the frame | fits well |
| M104 Sombrero Galaxy | small in the frame | fits well |
Where to buy the Seestar S30
Where to buy the Seestar S50
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Questions and answers
- Which is better for large targets, the Seestar S30 or the Seestar S50?
- The Seestar S30, because it has the wider field of view.
- Which frames more popular targets well?
- The Seestar S50 (9 of 20, against 6).
- Which is cheaper?
- The Seestar S30, at an official price of $399.