Entry level covers both the cheapest genuine telescopes and the most disappointing ones, at almost identical prices. The line between them is sharp once you know where to look, and it is not the price.
Where the line actually is
Aperture and mount stability. A 76mm reflector at $79.95 on a tabletop base is a real instrument: it shows lunar craters, the phases of Venus and Jupiter's moons. A 60mm refractor on a thin tripod at the same price is not, because the mount shakes for seconds after every touch and nothing can be found or focused.
The specification that gives it away
Look for the aperture in millimetres, printed clearly. Real instruments state it; toys lead with a magnification figure instead, because magnification is set by the eyepiece and costs nothing to claim. If a listing tells you 525x and does not tell you the aperture, that is the whole review.
What entry level does not mean
It does not mean temporary. A 130mm tabletop dobsonian at $305.00 is an entry level price and an instrument many owners keep for years, using it alongside something larger. Good cheap telescopes are not stepping stones; they are small telescopes, which is a different thing.
What to spend if you can
The step from $79.95 to around $300 buys most of the capability available on this shelf, because it roughly doubles the aperture and puts the instrument on a base that holds still. Above that the returns continue and slow. If the budget stretches to three hundred, it is the best value step available.
Questions people ask about telescope
What is an entry level telescope?
The cheapest genuinely capable instruments, from about $79.95 for a 76mm reflector to around $305.00 for a 130mm tabletop dobsonian.
Is a cheap telescope worth buying?
A real one from a real brand, yes. The instruments to avoid are magnification-led refractors on flexing tripods at the same price.
What is the cheapest good telescope?
In this index, Celestron's 76mm tabletop reflector at $79.95, which states its aperture and focal length on the same page as its price.