Prices checked November 9, 2026
Smart telescope comparison tool
Choose up to three telescopes. The best figure on each line is highlighted, and the page address keeps your selection.
Shareable link: the page address keeps your selection.
| Criterion |
ZWO Seestar S50 Pro
8.8Very good · out of 10
$999
|
ZWO Seestar S50
8.6Very good · out of 10
$549
|
DWARFLAB DWARF 3
8.6Very good · out of 10
$549
|
|---|---|---|---|
| Score | 8.8/10 | 8.6/10 | 8.6/10 |
| Checked price | $999 | $549 | $549 |
| Aperture | 50 mm | 50 mm | 35 mm |
| Focal length | 260 mm (f/5.2) | 250 mm (f/5) | 150 mm (f/4.3) |
| Main sensor | OmniVision OS08B10 (1/1.2") | Sony IMX462 (1/2.8") | Sony IMX678 Starvis 2 (1/1.8") |
| Native resolution | 8.3 MP | 2.1 MP | 8 MP |
| Image scale | 2.3″ per pixel | 2.42″ per pixel | 2.75″ per pixel |
| Field of view | 2.8° (telephoto, portrait) | 0.73° × 1.29° | 3.38° diagonal (telephoto) |
| Wide-angle camera | Yes | No | Yes |
| Light pollution filter | Built in | Built in | Built in |
| Equatorial mode | Yes | Yes | Yes |
| Longest exposure stated | 60 s | Not stated | 60 s |
| Battery life | 9 h | Not stated | 5.5 h |
| Weight | 2.8 kg (6.2 lb) | 2.5 kg (5.5 lb) | 1.35 kg (3 lb) |
| Storage | 128 GB | 64 GB | 128 GB |
| Eyepiece | No | No | No |
| Focus | Autofocus | Autofocus | Autofocus |
| Tripod in the box | Yes | Not stated | No |
| Warranty | 2 years | 2 years | 2 years |
Best value in the selection · prices checked on November 9, 2026
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Questions
How does the comparison tool work?
Pick up to three of the 15 rated smart telescopes. The table lines up their official specs and checked US prices, and highlights the better figure on each line. The page address keeps your selection, so you can share it.
Where do the figures come from?
From each maker's official US product pages and spec sheets, read on November 9, 2026. Missing figures are shown as "Not stated" rather than guessed.
Does the highlighted value mean the better telescope?
It marks the better figure on that line only. The overall score combines nine criteria with published weights: see the methodology.