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Buy the right telescope, not the biggest one

Seestar, Dwarf or a real telescope?

For the first time, a question that is not about money: for the price of a 200 mm Dobsonian you can buy either a smart telescope that photographs the sky by itself, or that Dobsonian, which shows it to your eye.

Our picks

The class first, then the cheapest observed model in it. Every view is computed: same eyepiece rule, same suburban sky.

You want the picture

Smart telescope (30–80 mm, integrated camera)

ZWO Seestar S30

No eyepiece: it shows a picture on a phone, not the sky through glass. No view is drawn for it.

Orion in colour in ten minutes from a balcony, on the phone's screen. No eyepiece: it is a camera.

€479seen 7 Oct 2026 at Astroshop

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You want to see, for the same money

150–200 mm Dobsonian

Sky-Watcher Skyliner 200P

Detailed200 mm · 200× · exit pupil 1.0 mm

The 200 mm Dobsonian the smart telescope costs: Saturn, Jupiter and Orion by eye — Orion grey, because it is grey.

€449seen 7 Oct 2026 at Astroshop

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The cheapest that sufficesThe lowest observed price among these picks that will show the planets and the Moon to the eye better than a smart telescope does.

You do not know yet

130 mm tabletop Dobsonian

Sky-Watcher Heritage 130P FlexTube

Detailed130 mm · 130× · exit pupil 1.0 mm

The eyepiece telescope, cheaper. The smart one can be bought in a year if the sky has got you.

€197seen 7 Oct 2026 at Astroshop

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These are not two levels of the same thing. They are two activities, and this page tries to tell you which one is yours before the box decides.

The short answer

  • What you want is the image: to keep it, share it, see nebulae in colour from a city balcony. Buy the smart telescope. Seestar S30, S30 Pro or Dwarf 3 — they do this better, more simply and more cheaply than any other form of astrophotography.
  • What you want is to see: Saturn and its ring, with your own eyes, light that left an hour and a quarter ago. Buy the telescope with an eyepiece. A smart telescope shows nothing to the eye; it has no eyepiece and cannot take one.
  • You do not know: take the eyepiece telescope, cheaper, and a pair of binoculars. The smart telescope can be bought a year later if the sky has taken hold; the reverse, often, is not bought.
  • For a child under twelve: the eyepiece. They already have a screen.

The advisor — the photography question is the third

What each one shows

At the eyepiece, the Orion Nebula in a 150 mm under a suburban sky is this — a grey shape, a brighter core, four stars in the middle. It is computed, not prettified, and it is genuinely moving for reasons that have nothing to do with colour.

Recognisable150 mm f/7 · 42× · exit pupil 3.6 mm
Detailed200 mm f/7 · 56× · exit pupil 3.6 mm
Orion at the eyepiece, 150 mm and 200 mm, low power, suburban sky. Grey because the eye does not see colour at these light levels. No eyepiece telescope, at any price, shows it pink.

On a Seestar's screen, the same nebula after ten minutes of stacking is pink and blue, with wisps, from the same balcony, under the same sky. That is not cheating: it is what a camera accumulates and the eye does not. But it is a picture of the nebula, produced by software, that you look at on a phone. Many people find it magnificent. Some find it empty. It matters to know which you are before paying.

On the planets and the Moon the relationship reverses. A smart telescope of 30–50 mm aperture shows Saturn as a small ball with a ring, Jupiter as a disc with two blurred belts — less than a 130 mm Newtonian with an eyepiece, for twice the price. If the planets are what draw you, the smart telescope is the wrong buy.

Recognisable50 mm f/7 · 58× · exit pupil 0.9 mm
Detailed150 mm f/7 · 175× · exit pupil 0.9 mm
Jupiter in 50 mm — a Seestar S50's aperture — and in 150 mm, at the eyepiece. The smart telescope does no better than the left circle on planets; its software does not create the detail 50 mm do not gather.

The models

The models, at their observed price

The three French retailers stock. The S30 Pro replaced the discontinued S50.

Saturn, suburban sky (Bortle 6). Computed, not photographed.

One price per model — the cheapest observed offer, with its date — and the button goes to that offer, never to the one that pays. Cards in price order. Links marked earn us a commission and cost you nothing extra. Every seller is listed on the model's page.

  • Vaonis Hestia, not listed here: a holder for your phone plus an optic; the phone's camera makes the image.
  • Above €1 500 (Vespera, Unistellar, Celestron Origin): the same idea with more aperture and more software. Not a first purchase.

None of these is named by this site's advisor: it reasons in instrument families, and the smart telescope is a family with its strengths and limits, not a brand. Each price above carries the date it was read; check before buying.

The 'smart telescope' family, with products and dated prices

What the comparison sites do not say

  • You still need sky. A smart telescope works wonders against light pollution, not against clouds, nor against a balcony facing a wall. Check what you can see of the sky before buying either.
  • Battery and cold. Three to six hours in summer, less in January — and January is when Orion is there.
  • The pleasure decays differently. At the eyepiece the hundredth Saturn is as good as the first, because it is the air that changes. On screen the hundredth Orion photo looks like the tenth, and many smart telescopes stop there — unless you genuinely enjoy processing images.
  • Resale. A used 200 mm Dobsonian is worth 70 % of its price in five years. A 2026 smart telescope will be worth what a 2026 phone is worth.
  • Both together is how many households end up after two years. Few start with both.

What next

If you arrived here hesitating, the question to ask is not 'which is better' but 'what do I want to hold in my hand at the end of the evening: an image, or a memory'. Both are good answers. They do not buy the same thing.

The advisor, with your sky and your use

The general guide: which telescope to buy

Every model in this guide

Cheapest first. Each view is the Hercules Cluster through the model, at the same exit pupil, under the same suburban sky.

ModelApertureWeightSetupWhat it showsPrice
Sky-Watcher Heritage 130P FlexTubeFor whom: Not decided yet130 mm · f/5.06.2 kg3 min
Recognisable130 mm · 43× · exit pupil 3.0 mm
€1977 Oct 2026 · Astroshop
Bresser Messier 130/650 DobsonFor whom: Not decided yet130 mm · f/5.07.5 kg3 min
Recognisable130 mm · 43× · exit pupil 3.0 mm
€2197 Oct 2026 · Astroshop
Sky-Watcher Skyliner 200PFor whom: Seeing by eye, for a smart telescope's price200 mm · f/6.025.0 kg8 min
Recognisable200 mm · 60× · exit pupil 3.3 mm
€4497 Oct 2026 · Astroshop
ZWO Seestar S30For whom: The picture, to discover30 mm · f/5.01.8 kg4 min

No eyepiece: a screen

€4797 Oct 2026 · Astroshop
DwarfLab Dwarf 3For whom: The picture, the most compact35 mm · f/4.31.4 kg4 min

No eyepiece: a screen

€5297 Oct 2026 · Astroshop
ZWO Seestar S30 ProFor whom: The picture, wider field, mosaics30 mm · f/5.31.7 kg4 min

No eyepiece: a screen

€6997 Oct 2026 · Astroshop

Questions people ask

Can you look through a Seestar or a Dwarf?No.

There is no eyepiece and none can be fitted. The image is on the phone's screen, produced by the camera and the stacking software.

Does a smart telescope show the planets?Saturn and Jupiter, yes, but small and with little detail: 30–50 mm of aperture gather little light and detail.

A 130 mm Newtonian with an eyepiece, at half the price, does better on the planets and the Moon.

Seestar S30 or S30 Pro?The S30 is enough to discover the hobby.

The S30 Pro adds a larger sensor, a wider field and a mosaic mode, for considerably more — both prices are on this page, dated. If you do not yet know whether this hobby is for you, the S30.

Seestar S30 or Dwarf 3?Very close in results.

The Seestar has the more mature app and the better distribution in Europe; the Dwarf 3 is more compact. At similar prices the app decides; both are good first smart telescopes.

Does a smart telescope work in a city?That is its best argument: stacking and filters largely compensate for light pollution on nebulae and galaxies.

It still needs a patch of clear sky and cloudless nights.

Photo credits

These thumbnails are built from real photographs, scaled and darkened by the same arithmetic as the large view.

  • The Hercules Cluster: Wikimedia Commons, Messier_13.jpg, CC BY-SA
  • The Orion Nebula: NASA, ESA, M. Robberto (heic0601a), CC BY 4.0

Method and changes

What this page rests on and when it changed, computed from the catalogue — no date below is typed by hand. There is no price history yet, so this log says what was read and when, never whether it went up or down.

  1. 6 prices read at Astroshop
  2. Text revised
  3. First published

One price per model: the cheapest observed offer, with its date. Models are ordered by that price, never by what a link pays. How we choose.

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Written and maintained by the person behind About.