Bambu Lab P1S Combo vs Prusa MK4S
Head-to-head 3D printer comparison, 2026
The Bambu Lab P1S Combo and Prusa MK4S are both FDM 3D printers competing in different tiers, $699 vs $929. Both are scored across value, beginner-friendliness, quality, speed, and reliability. Here's the full breakdown.
Our Verdict
The Bambu Lab P1S Combo takes the crown with 8.8/10 vs 7.8/10. It pulls ahead in Value, Print Quality, Speed. The Prusa MK4S still puts up a fight in Beginner Friendliness.
Score Breakdown
Specifications
| Spec | Bambu Lab P1S Combo | Prusa MK4S |
|---|---|---|
| Price | $699 | $929 |
| Type | FDM | FDM |
| Build Volume | 256 x 256 x 256 mm | 250 x 210 x 220 mm |
| Print Speed | 500 mm/s | 200 mm/s |
| Min Resolution | 0.05 mm | 0.05 mm |
| Weight | 17.5 kg | 7 kg |
| Overall Score | 8.8/10 | 7.8/10 |
Pros & Cons
Bambu Lab P1S Combo
+Enclosed chamber plus AMS multi-material in one box, no separate AMS purchase
+HEPA filter handles ABS fumes; the enclosure keeps chamber temperature stable
+Up to 16 colors by daisy-chaining 4 AMS units
+Bambu's reliability track record is the best in the consumer market
−$699 is a significant step up from the A1 Combo's $399
−The P1S hardware is being superseded by the P2S; check current pricing before buying
−AMS still wastes filament on color transitions; purge blocks help but don't eliminate it
−Enclosure lid has to come off to reach prints mid-job
Prusa MK4S
+Prusa's QC is genuinely better than anyone else's: every printer is test-printed before shipping
+PrusaSlicer is open source and powerful, no subscription, no cloud required
+Customer support answers in hours, not weeks
+Spare parts available for 5+ year old models; no planned obsolescence
−200mm/s max is a third of what CoreXY machines do at half the price
−$929 for an open-frame bed-slinger is a hard sell in 2025
−Bambu's A1 Combo does more for $530 less
Who Should Buy Which?
Choose the Bambu Lab P1S Combo if you want:
- A great printer for engineering
- A great printer for abs
- A great printer for enclosed
- A great printer for multi-color
- Enclosed CoreXY
- Multi-material (AMS, up to 16 colors with 4 units)
- WiFi
Choose the Prusa MK4S if you want:
- A great printer for reliability
- A great printer for open-source
- Open source
- PrusaSlicer
- Nextruder
Frequently Asked Questions
Is the Bambu Lab P1S Combo better than the Prusa MK4S?
By the numbers, the Bambu Lab P1S Combo scores higher (8.8/10). But "better" depends on your use case, the Prusa MK4S may be the smarter buy if you need reliability.
Which is better for beginners, Bambu Lab P1S Combo or Prusa MK4S?
The Prusa MK4S is more beginner-friendly (8/10 vs 7/10) with easier setup and a gentler learning curve.
Is the Prusa MK4S worth $230 more than the Bambu Lab P1S Combo?
The Bambu Lab P1S Combo actually scores higher (8.8/10) despite costing $230 less. The Prusa MK4S only makes sense if you specifically need reliability.
What's the main difference between Bambu Lab P1S Combo and Prusa MK4S?
Build volume (256x256x256mm vs 250x210x220mm) and print speed (500 vs 200 mm/s). The Bambu Lab P1S Combo is best for engineering; the Prusa MK4S targets reliability.