Prusa MK4S vs QIDI iBox Mono2
Head-to-head 3D printer comparison, 2026
Comparing FDM to resin? The Prusa MK4S ($929, FDM) and QIDI iBox Mono2 ($229, RESIN) use fundamentally different technologies. FDM melts filament layer by layer; resin cures liquid with UV light. Here's how they stack up.
Our Verdict
The Prusa MK4S takes the crown with 7.8/10 vs 6.4/10. It pulls ahead in Beginner Friendliness, Print Quality, Speed, Reliability. That said, the QIDI iBox Mono2 saves you $700 and wins on Value.
Score Breakdown
Specifications
| Spec | Prusa MK4S | QIDI iBox Mono2 |
|---|---|---|
| Price | $929 | $229 |
| Type | FDM | RESIN |
| Build Volume | 250 x 210 x 220 mm | 120 x 68 x 200 mm |
| Print Speed | 200 mm/s | 90 mm/s |
| Min Resolution | 0.05 mm | 0.01 mm |
| Weight | 7 kg | 5.2 kg |
| Overall Score | 7.8/10 | 6.4/10 |
Pros & Cons
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
QIDI iBox Mono2
+Enclosed design contains resin fumes better than open printers without relying solely on a purifier
+WiFi standard, unlike some competitors at this price
+QIDI build quality is solid and consistent
+Minimal footprint fits where other resin printers won't
−4K resolution is significantly behind competitors offering 9K at the same price
−120x68mm build volume is one of the smallest in the category
−$229 for 4K when Elegoo Mars 4 gives you 7K for $149 is a tough math problem
−QIDI's resin community is small: problems stay unsolved longer
Who Should Buy Which?
Choose the Prusa MK4S if you want:
- A great printer for reliability
- A great printer for open-source
- Open source
- PrusaSlicer
- Nextruder
Choose the QIDI iBox Mono2 if you want:
- A great printer for resin
- A great printer for miniatures
- A great printer for compact
- 4K mono LCD
- Enclosed design
- WiFi
Frequently Asked Questions
Is the Prusa MK4S better than the QIDI iBox Mono2?
By the numbers, the Prusa MK4S scores higher (7.8/10). But "better" depends on your use case, the QIDI iBox Mono2 may be the smarter buy if you need resin.
Which is better for beginners, Prusa MK4S or QIDI iBox Mono2?
The Prusa MK4S is more beginner-friendly (8/10 vs 6/10) with easier setup and a gentler learning curve.
Is the Prusa MK4S worth $700 more than the QIDI iBox Mono2?
The Prusa MK4S scores higher overall (7.8/10 vs 6.4/10). The extra $700 gets you prusa's qc is genuinely better than anyone else's: every printer is test-printed before shipping.
What's the main difference between Prusa MK4S and QIDI iBox Mono2?
Technology: the Prusa MK4S is FDM (filament) and the QIDI iBox Mono2 is RESIN (resin). FDM prints bigger functional parts; resin delivers finer surface detail.