Bambu Lab P1S vs Elegoo Neptune 4 Max
Head-to-head 3D printer comparison — 2026
The Bambu Lab P1S and Elegoo Neptune 4 Max are both FDM 3D printers competing in different tiers — $599 vs $469. We scored both across value, beginner-friendliness, quality, speed, and reliability. Here's the full breakdown.
Our Verdict
The Bambu Lab P1S takes the crown with 9/10 vs 7/10. It pulls ahead in Beginner Friendliness, Print Quality, Speed, Reliability. That said, the Elegoo Neptune 4 Max saves you $130 and wins on Value.
Score Breakdown
Specifications
| Spec | Bambu Lab P1S | Elegoo Neptune 4 Max |
|---|---|---|
| Price | $599 | $469 |
| Type | FDM | FDM |
| Build Volume | 256 x 256 x 256 mm | 420 x 420 x 480 mm |
| Print Speed | 500 mm/s | 500 mm/s |
| Min Resolution | 0.05 mm | 0.05 mm |
| Weight | 14.13 kg | 22 kg |
| Overall Score | 9/10 | 7/10 |
Pros & Cons
Bambu Lab P1S
+Fully enclosed for ABS/ASA
+HEPA filter for fumes
+Rock-solid reliability
+Excellent multi-material
−Pricier than open-frame alternatives
−Enclosure limits access during prints
−AMS sold separately
Elegoo Neptune 4 Max
+420mm build volume at $469
+Klipper pre-installed
+Great for props and cosplay
+Direct drive
−Huge footprint
−Slower at this bed size
−Open frame
−Large prints need adhesion care
Who Should Buy Which?
Choose the Bambu Lab P1S if you want:
- A great printer for engineering
- A great printer for abs
- A great printer for enclosed
- Enclosed
- Multi-material (AMS)
- WiFi
Choose the Elegoo Neptune 4 Max if you want:
- A great printer for large-prints
- A great printer for budget
- A great printer for cosplay
- Klipper firmware
- Auto bed leveling
- Direct drive
Frequently Asked Questions
Is the Bambu Lab P1S better than the Elegoo Neptune 4 Max?
By the numbers, the Bambu Lab P1S scores higher (9/10). But "better" depends on your use case — the Elegoo Neptune 4 Max may be the smarter buy if you need large-prints.
Which is better for beginners, Bambu Lab P1S or Elegoo Neptune 4 Max?
The Bambu Lab P1S is more beginner-friendly (8/10 vs 5/10) with easier setup and a gentler learning curve.
Is the Bambu Lab P1S worth $130 more than the Elegoo Neptune 4 Max?
The Bambu Lab P1S scores higher overall (9/10 vs 7/10). The extra $130 gets you fully enclosed for abs/asa.
What's the main difference between Bambu Lab P1S and Elegoo Neptune 4 Max?
Build volume (256x256x256mm vs 420x420x480mm) and print speed (500 vs 500 mm/s). The Bambu Lab P1S is best for engineering; the Elegoo Neptune 4 Max targets large-prints.