Best 3D Printers Under $300

The shape of a sub-$300 printer

Spend less than $300 and you are almost always buying a moving-bed machine with an open frame. The core hardware is better than it was a few years ago: makers in this band now fit a direct-drive extruder, an automatic leveling sensor and a PEI or textured build sheet as standard. What they leave out is everything around that core: a chamber, a hardened nozzle, a camera, wireless control and a large bed. Knowing which of those absences matter to you is the whole decision at this budget.

Why bed-slingers own this price band

A bed-slinger moves the plate front to back while the print head travels left, right and up on a single gantry. That layout needs fewer belts, fewer linear rails and a smaller frame than a CoreXY cube, which keeps the parts bill low. Creality describes the motion system of the Ender-3 V3 SE (opens in a new tab) and the Ender-3 V3 KE (opens in a new tab) as an "i3 gantry", the classic version of this design.

The layout has practical upsides for a first or second machine. Every part is in view, belts and wheels can be adjusted with basic tools, and replacement parts are cheap and easy to find. The downside shows on tall, thin prints: the bed carries the part back and forth, so a slender tower can wobble near the top. Printing such parts more slowly, or lying them down, avoids most of the trouble.

Automatic leveling: different sensors, same goal

Nearly every printer in this class measures its own bed, but makers do it in different ways:

• A touch probe that taps the bed at a grid of points. Creality lists CR Touch leveling on the Ender-3 V3 SE (opens in a new tab).
• A strain or pressure sensor that feels the nozzle meet the bed. Sovol lists pressure-sensor leveling for the SV06 Ace (opens in a new tab).
• A dense mesh measured by the maker's own system. Anycubic lists 25-point LeviQ 2.0 leveling for the Kobra 2 Neo (opens in a new tab).

Sensors that measure at the nozzle tip can also set the Z offset, which removes the step that most often trips up new owners. A probe mounted beside the nozzle still needs you to adjust that offset after a nozzle change.

Small builds and what fits on them

Beds in this band sit between 180mm and 225mm square. The 220mm class covers most household parts, brackets, tabletop miniatures and organizers. Bambu Lab lists a 180 x 180 x 180mm volume for the A1 mini (opens in a new tab), which suits desk accessories, small mechanical parts and multicolor keychains, but not a full-size helmet or a long shelf bracket in one piece. ELEGOO lists 225 x 225 x 265mm for the Neptune 4 (opens in a new tab), slightly taller than its 220mm peers.

Before buying, measure the largest thing you expect to print. Splitting a model into pieces and gluing them works well for decorative items, but a functional part is usually stronger printed whole.

What the low price trades away

These are machines of the type this page covers, listed for their specs; the grid shows which of them have a verified price under $300 right now. The table makes the usual compromises visible:

• Hot end ceiling. A 260°C limit is plenty for PLA and PETG but rules out higher-temperature nylons and some engineering blends.
• Bed temperature. An 80°C bed handles PLA comfortably. Bambu lists ABS, ASA, PC and PA as not recommended on the A1 mini (opens in a new tab).
• No chamber. Every machine here is open, so drafts and cool rooms affect warping, and ABS is a poor fit.
• Nozzle material. Creality ships the SE and KE with brass 0.4mm nozzles (opens in a new tab), which wear quickly on carbon-fiber or glow filaments.
• Connectivity. Card-only machines mean walking files over; Wi-Fi models let you start and stop prints from a phone or slicer.

First upgrades, in the order they pay off

1. A second build sheet. Swap plates while the first cools, and keep a fresh surface for tricky first layers.
2. A filament dry box. Damp PLA strings and pops. A sealed box with desiccant fixes more print problems than most hardware mods.
3. A hardened nozzle, if you want filled filaments. ELEGOO sells a hardened steel nozzle kit for the Neptune 4 (opens in a new tab), and Sovol offers a hardened steel kit for the SV06 Ace (opens in a new tab).
4. Other nozzle sizes. A 0.6mm nozzle prints sturdy parts noticeably faster; Bambu lists 0.2, 0.6 and 0.8mm options for the A1 mini (opens in a new tab).
5. A color unit, later. Bambu pairs the A1 mini with the AMS lite. Add one only once single-color prints are reliable; our multicolor printer guide explains the purge waste involved.

More ideas are on the 3D printer upgrades page.

How printers get onto this list

A model appears in the grid only while its latest verified Amazon price, checked within the last 24 hours, is below $300. Each price shows when it was checked and switches to "Check price at Amazon" once the check is older than a day, at which point the printer leaves the list until a fresh check confirms it again. If you can stretch the budget, the under $500 page covers enclosed and CoreXY machines.

Save some budget for filament

With a low-cost machine, filament quickly becomes the larger share of what you spend, so it pays to buy it carefully. pla.deals ranks spools by price per kg, the offer price divided by the total net filament weight in the listing, and spools of 250g or less count as samples. The cheapest PLA filament page is a good place to stock up on practice material.

Frequently asked questions

Is a printer under $300 good enough for functional parts?

Yes, for PLA and PETG parts such as brackets, clips, holders and replacement knobs. The limits are size, heat-resistant materials and the open frame, not the strength of what it prints in those materials.

Can a cheap bed-slinger print TPU?

Usually. A direct-drive extruder helps, and Creality lists TPU95A for the Ender-3 V3 SE (opens in a new tab). Print flexible filament slowly and keep it dry.

Will I need to build the printer?

Most arrive partly assembled, with the gantry and base to bolt together and cables to connect. Allow an hour or so and check that the belts are tight and the frame is square before the first print.

Should I wait and buy a CoreXY printer instead?

Only if you need an enclosure, a larger bed or higher sustained speed. For learning and everyday PLA printing, a well-set-up bed-slinger does the job, and the money saved buys a lot of filament.