Original Prusa i3 MK3S vs Original Prusa i3 MK4 comparison
How the specs and price of Original Prusa i3 MK3S and Original Prusa i3 MK4 differ (both use Fused Filament Fabrication).
Key differences
- Build size (printable volume) is about the same (Original Prusa i3 MK3S: 250 × 210 × 210 mm, Original Prusa i3 MK4: 250 × 210 × 220 mm).
- The listed price of Original Prusa i3 MK3S is $200 lower than that of Original Prusa i3 MK4.
- Minimum layer height is the same (Original Prusa i3 MK3S: 0.05 mm, Original Prusa i3 MK4: 0.05 mm).
- Original Prusa i3 MK3S has the lower printer weight (Original Prusa i3 MK3S: 7 kg, Original Prusa i3 MK4: 7.6 kg).
Summarized automatically from listed data. Prices are reference prices in US dollars at the time of listing and are not converted from other currencies. Which one suits you depends on the size of what you want to print, your use and your budget.
Spec comparison table
Values differ
| Spec | Original Prusa i3 MK3S | Original Prusa i3 MK4 |
|---|---|---|
| Manufacturer | Prusa Research | Prusa Research |
| Printing method | Fused Filament Fabrication | Fused Filament Fabrication |
| Price (values differ) | $899 | $1,099 |
| Printer dimensions (values differ) | 500 × 550 × 400mm | 460 × 420 × 385mm |
| Build area (values differ) | 250 × 210 × 210mm | 250 × 210 × 220mm |
| Weight (values differ) | 7kg | 7.6kg |
| Resolution (XY) | Not listed | Not listed |
| Resolution (Z) | Not listed | Not listed |
| Layer height (values differ) | 0.05 ~ 0.35mm | 0.05 ~ 0.3mm |
| Print speed (values differ) | 200mm/s | Not listed |
| Max nozzle temperature | 300℃ | 300℃ |
| Max build plate temperature | 120℃ | 120℃ |
| Max chamber temperature | Not listed | Not listed |
| Nozzle size | 0.4mm | 0.4mm |
| Filament diameter (values differ) | 1.75mm | Not listed |
| Light wavelength | Not listed | Not listed |
| Power supply (values differ) | PLA: 80W / ABS: 120W | 100-240 VAC, 2.8 A max., 50-60 Hz |
| Availability (values differ) | On sale | Discontinued |
| Details | View specs | View specs |