Comparison
Seestar S30 Pro vs Vespera II
Seestar S30 Pro has the wider field (3.99° × 2.24° vs 2.5° × 1.4°), so it frames large targets such as the Andromeda Galaxy more easily; Vespera II shows smaller objects at a larger scale. Of our 20 popular targets, Seestar S30 Pro frames 9 well and Vespera II 7.
- Wider field: Seestar S30 Pro.
- Lower official price: Seestar S30 Pro ($699).
- Lighter: Seestar S30 Pro (1.65 kg).
- Larger aperture: Vespera II (50 mm), which gathers more light per exposure.
| Spec | Seestar S30 Pro | Vespera II |
|---|---|---|
| Aperture | 30 mm | 50 mm |
| Focal length | 160 mm | 250 mm |
| Native field of view | 3.99° × 2.24° | 2.5° × 1.4° |
| Targets framed well | 9 / 20 | 7 / 20 |
| Weight | 1.65 kg | 5 kg |
| Wide-angle camera | Yes | Not listed |
| Mosaic mode | Not listed | Yes |
| Official price | $699 | $1,590 |
Both frames on the same targets
Solid gold: Seestar S30 Pro. Dashed blue: Vespera II.
Where they differ
| Target | Seestar S30 Pro | Vespera II |
|---|---|---|
| M45 Pleiades | fits well | larger than the frame |
| M13 Hercules Cluster | small in the frame | fits well |
| M8 Lagoon Nebula | fits well | larger than the frame |
| M44 Beehive Cluster | fits well | larger than the frame |
Where to buy the Seestar S30 Pro
Where to buy the Vespera II
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Questions and answers
- Which is better for large targets, the Seestar S30 Pro or the Vespera 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 7).
- 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.