Prusa Core One vs Prusa MK4S
Head-to-head 3D printer comparison — 2026
Choosing between two Prusa Research printers? The Prusa Core One ($1199) and Prusa MK4S ($799) both come from one of the most trusted names in 3D printing, with a $400 gap between them. Here's how they compare across every category that matters.
Our Verdict
The Prusa Core One takes the crown with 8.2/10 vs 7.8/10. It pulls ahead in Print Quality, Speed. That said, the Prusa MK4S saves you $400 and wins on Beginner Friendliness.
Score Breakdown
Specifications
| Spec | Prusa Core One | Prusa MK4S |
|---|---|---|
| Price | $1199 | $799 |
| Type | FDM | FDM |
| Build Volume | 250 x 220 x 270 mm | 250 x 210 x 220 mm |
| Print Speed | 500 mm/s | 200 mm/s |
| Min Resolution | 0.05 mm | 0.05 mm |
| Weight | 22.5 kg | 7 kg |
| Overall Score | 8.2/10 | 7.8/10 |
Pros & Cons
Prusa Core One
+Legendary Prusa reliability and customer support
+Active chamber heating to 55C for engineering materials
+Open-source ecosystem with no vendor lock-in
+Kit option available for ~$949 (21% savings)
−Expensive at $1,199 assembled ($949 kit)
−Smaller build volume than competitors at this price
−Heavy at 22.5kg
−No LiDAR or AI monitoring features
Prusa MK4S
+Legendary reliability
+Fully open source
+PrusaSlicer is excellent
+Best customer support in the industry
−Expensive for the speed
−Slower than CoreXY competition
−Open frame
−Showing its age vs Bambu
Who Should Buy Which?
Choose the Prusa Core One if you want:
- A great printer for precision
- A great printer for professional
- A great printer for enclosed
- Enclosed CoreXY with active chamber heating (55C)
- Nextruder direct drive (10:1 planetary)
- 360-degree cooling duct
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 Prusa Core One better than the Prusa MK4S?
By the numbers, the Prusa Core One scores higher (8.2/10). But "better" depends on your use case — the Prusa MK4S may be the smarter buy if you need reliability.
Which is better for beginners, Prusa Core One 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 Core One worth $400 more than the Prusa MK4S?
The Prusa Core One scores higher overall (8.2/10 vs 7.8/10). The extra $400 gets you legendary prusa reliability and customer support.
What's the main difference between Prusa Core One and Prusa MK4S?
Build volume (250x220x270mm vs 250x210x220mm) and print speed (500 vs 200 mm/s). The Prusa Core One is best for precision; the Prusa MK4S targets reliability.