Bambu Lab
Bambu Lab A1
$399Cheaper
Released 2023
Best 3D Printers · head-to-head
Bambu Lab A1 vs Prusa MK4S
A sourced, side-by-side comparison. Bambu Lab A1 is cheaper at $399. Every spec and price links to its source.
Prusa Research
Prusa MK4S
$999
Released 2024
Which is better: the Bambu Lab A1 or Prusa MK4S?
On the specs we track, they're closely matched. The Bambu Lab A1 is the cheaper at $399.
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Bambu Lab A1 | Prusa MK4S |
|---|---|---|
| US price | $399 | $999 |
| Brand | Bambu Lab | Prusa Research |
| Released | 2023 | 2024 |
| Technology | FDM | FDM |
| Build volume (mm) | 256 x 256 x 256 mm | 250 x 210 x 220 mm |
| Max speed mms | 500 | — |
| Auto leveling | Yes | Yes |
| Multicolor | No | No |
| Enclosed | No | No |
| Max hotend temp c | 300 | 290 |
| Release year | 2023 | 2024 |
Sources — Bambu Lab A1: 3dpros.com (verified 2026-06-27). Prusa MK4S: prusa3d.com (verified 2026-06-27).
What's the difference between the Bambu Lab A1 and Prusa MK4S?
Where the two actually differ on the specs we track (2 of 7). Matching specs are omitted.
- Build volume (mm): Bambu Lab A1 256 x 256 x 256 mm vs Prusa MK4S 250 x 210 x 220 mm
- Max hotend temp c: Bambu Lab A1 300 vs Prusa MK4S 290
What reviewers say
Sourced tester consensus for each — the "what people who used it think" layer, not just specs.
Bambu Lab A1
Both whitelisted hands-on reviews survived verification: Tom's Hardware and TechRadar, both dated 14 December 2023, both awarding Editor's Choice. They agree the full-size A1 is a fast, exceptionally well-built bed-slinger with excellent print quality and easy multicolor via the AMS Lite. Main gripes: the AMS wastes filament and hogs desk space, and the open frame (no enclosure) limits materials to PLA/PETG/TPU. (2 sourced reviews, 2 lab-tested.)
Praised: Fast high-speed printing (top speed 500 mm/s); Exceptional build quality and polished, premium design; Excellent print quality (TechRadar measured 29/30, exceptional dimensional accuracy).
Flagged: AMS wastes a lot of filament during color changes; AMS Lite takes up a lot of desk space; Open frame / no enclosure limits materials to PLA, PETG, TPU.
Prusa MK4S
Only one whitelisted tester (Tom's Hardware) published a hands-on MK4S review, rating it among the best printers it has ever tested: fast thanks to the Bondtech CHT high-flow nozzle, quiet, and precise, with price as the sole con. (1 sourced review, 1 lab-tested.)
Praised: Bondtech CHT high-flow nozzle makes it as fast as/faster than rivals (50% flow increase on Prusament PLA); Quiet enough to share office space, unlike most high-speed printers; Perfect, fully-automatic first layer and precise print quality.
Flagged: Expensive / not a budget machine ($1,099 assembled, $799 DIY kit).