telescopecomparison · 2-way
Vaonis Stellina vs ZWO Seestar S50
Vaonis
Stellina
Best suited for beginners and wide-field enthusiasts running a backyard imaging setup.
Key differences
+60% focal length
+60% aperture
Specifications
| Specification | Vaonis Stellina | ZWO Seestar S50 |
|---|---|---|
| Optics | ||
| Type | smart-telescope | smart-telescope |
| Optical design | Apo doublet all-in-one | Apo triplet all-in-one |
| Aperture | 80mm | 50mm |
| Focal length | 400mm | 250mm |
| Native f/ratio | f/5.0 | f/5.0 |
| Image circle | — | — |
| Full-frame support | No | No |
| Physical | ||
| Weight | 11.2kg | 2.5kg |
Advantages of Vaonis Stellina
- Tighter framing — 400mm vs 250mm focal length
- 60% more light-gathering aperture
Advantages of ZWO Seestar S50
- Wider field — 250mm vs 400mm focal length
- Lighter (2.5kg vs 11.2kg) — easier to travel with
Best for — Vaonis Stellina
- Large emission nebulae and star clusters
- Fast imaging — short exposures per sub
Best for — ZWO Seestar S50
- Wide-field nebulae and Milky Way regions
- Fast imaging — short exposures per sub
Vaonis Stellina — typical FOV & scale
- With Full-frame (36×24mm, 3.76µm)FOV: 5.16° × 3.44°Scale: 1.94"/px
- With APS-C (23.5×15.7mm, 3.76µm)FOV: 3.37° × 2.25°Scale: 1.94"/px
- With IMX533 square (11.3×11.3mm, 3.76µm)FOV: 1.62° × 1.62°Scale: 1.94"/px
ZWO Seestar S50 — typical FOV & scale
- With Full-frame (36×24mm, 3.76µm)FOV: 8.25° × 5.50°Scale: 3.10"/px
- With APS-C (23.5×15.7mm, 3.76µm)FOV: 5.39° × 3.60°Scale: 3.10"/px
- With IMX533 square (11.3×11.3mm, 3.76µm)FOV: 2.59° × 2.59°Scale: 3.10"/px
Vaonis Stellina — recommended user
Best suited for beginners and wide-field enthusiasts running a backyard imaging setup.
ZWO Seestar S50 — recommended user
Best suited for beginners and wide-field enthusiasts running a portable travel rig.