telescopecomparison · 2-way
ZWO Seestar S30 Pro vs DwarfLab Dwarf II

ZWO
Seestar S30 Pro
Best suited for beginners and wide-field enthusiasts running a backyard imaging setup.

Key differences
+60% focal length
+25% aperture
Slower by 1.1 f-stops
Specifications
| Specification | ZWO Seestar S30 Pro | DwarfLab Dwarf II |
|---|---|---|
| Optics | ||
| Type | smart-telescope | smart-telescope |
| Optical design | Apo all-in-one smart telescope | Apo doublet all-in-one |
| Aperture | 30mm | 24mm |
| Focal length | 160mm | 100mm |
| Native f/ratio | f/5.3 | f/4.2 |
| Image circle | — | — |
| Full-frame support | No | No |
| Physical | ||
| Weight | — | 1.2kg |
Advantages of ZWO Seestar S30 Pro
- Tighter framing — 160mm vs 100mm focal length
- 25% more light-gathering aperture
Advantages of DwarfLab Dwarf II
- Wider field — 100mm vs 160mm focal length
- Faster optics at f/4.2 vs f/5.3
Best for — ZWO Seestar S30 Pro
- Wide-field nebulae and Milky Way regions
Best for — DwarfLab Dwarf II
- Wide-field nebulae and Milky Way regions
- Fast imaging — short exposures per sub
ZWO Seestar S30 Pro — typical FOV & scale
- With Full-frame (36×24mm, 3.76µm)FOV: 12.89° × 8.59°Scale: 4.85"/px
- With APS-C (23.5×15.7mm, 3.76µm)FOV: 8.42° × 5.62°Scale: 4.85"/px
- With IMX533 square (11.3×11.3mm, 3.76µm)FOV: 4.05° × 4.05°Scale: 4.85"/px
DwarfLab Dwarf II — typical FOV & scale
- With Full-frame (36×24mm, 3.76µm)FOV: 20.63° × 13.75°Scale: 7.76"/px
- With APS-C (23.5×15.7mm, 3.76µm)FOV: 13.47° × 9.00°Scale: 7.76"/px
- With IMX533 square (11.3×11.3mm, 3.76µm)FOV: 6.47° × 6.47°Scale: 7.76"/px
ZWO Seestar S30 Pro — recommended user
Best suited for beginners and wide-field enthusiasts running a backyard imaging setup.
DwarfLab Dwarf II — recommended user
Best suited for beginners and wide-field enthusiasts running a portable travel rig.


