Elegoo Neptune 4 Plus vs Kingroon KP3S Pro V2
Head-to-head 3D printer comparison, 2026
The Elegoo Neptune 4 Plus and Kingroon KP3S Pro V2 are both FDM 3D printers competing in different tiers, $299 vs $159. Both are scored across value, beginner-friendliness, quality, speed, and reliability. Here's the full breakdown.
Our Verdict
The Elegoo Neptune 4 Plus takes the crown with 8.4/10 vs 7.2/10. It pulls ahead in Beginner Friendliness, Print Quality, Speed, Reliability. That said, the Kingroon KP3S Pro V2 saves you $140.
Score Breakdown
Specifications
| Spec | Elegoo Neptune 4 Plus | Kingroon KP3S Pro V2 |
|---|---|---|
| Price | $299 | $159 |
| Type | FDM | FDM |
| Build Volume | 320 x 320 x 385 mm | 200 x 200 x 200 mm |
| Print Speed | 500 mm/s | 250 mm/s |
| Min Resolution | 0.05 mm | 0.05 mm |
| Weight | 12.5 kg | 6.5 kg |
| Overall Score | 8.4/10 | 7.2/10 |
Pros & Cons
Elegoo Neptune 4 Plus
+320×320×385mm at $299 — the largest build volume at this price point
+Stock Klipper means real input shaping, pressure advance, and Moonraker API access
+Direct-drive handles TPU and flexible filaments without clog risk
+Mainsail interface enables remote monitoring and print farm integration
+Dual Z-axis prevents gantry sag on tall prints
−Open-frame limits material compatibility — ABS/ASA require an enclosure
−500mm/s achievable but optimal quality typically at 200-300mm/s
−Large bed means longer homing and leveling cycles
−Elegoo's support and community is smaller than Creality's
Kingroon KP3S Pro V2
+Linear rails at $159 is genuinely unusual: this feature normally costs $300+
+Direct drive handles TPU without the feeding nightmares of a Bowden setup
+Compact footprint fits on a shelf without dedicating a full desk to it
−200mm cube limits what you can print in one go
−Kingroon's community is small: if something breaks, you're mostly solving it alone
−Firmware is functional but hasn't had meaningful updates in a while
Who Should Buy Which?
Choose the Elegoo Neptune 4 Plus if you want:
- A great printer for large-format
- A great printer for value
- A great printer for beginner
- A great printer for speed
- Stock Klipper firmware with Mainsail web interface
- 320×320×385mm XL build volume
- 500mm/s max print speed with input shaping
Choose the Kingroon KP3S Pro V2 if you want:
- A great printer for budget
- A great printer for compact
- Linear rails
- Direct drive
- Auto bed leveling
Frequently Asked Questions
Is the Elegoo Neptune 4 Plus better than the Kingroon KP3S Pro V2?
By the numbers, the Elegoo Neptune 4 Plus scores higher (8.4/10). But "better" depends on your use case, the Kingroon KP3S Pro V2 may be the smarter buy if you need budget.
Which is better for beginners, Elegoo Neptune 4 Plus or Kingroon KP3S Pro V2?
The Elegoo Neptune 4 Plus is more beginner-friendly (8/10 vs 7/10) with easier setup and a gentler learning curve.
Is the Elegoo Neptune 4 Plus worth $140 more than the Kingroon KP3S Pro V2?
The Elegoo Neptune 4 Plus scores higher overall (8.4/10 vs 7.2/10). The extra $140 gets you 320×320×385mm at $299 — the largest build volume at this price point.
What's the main difference between Elegoo Neptune 4 Plus and Kingroon KP3S Pro V2?
Build volume (320x320x385mm vs 200x200x200mm) and print speed (500 vs 250 mm/s). The Elegoo Neptune 4 Plus is best for large-format; the Kingroon KP3S Pro V2 targets budget.