Anycubic Kobra S1 Combo vs Elegoo Neptune 4 Plus
Head-to-head 3D printer comparison, 2026
The Anycubic Kobra S1 Combo and Elegoo Neptune 4 Plus are both FDM 3D printers competing in different tiers, $499 vs $299. 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 8.2/10. It pulls ahead in Value. The Anycubic Kobra S1 Combo still puts up a fight in Speed.
Direct answer
Elegoo Neptune 4 Plus is the better pick for most buyers.
Choose Elegoo Neptune 4 Plus if you want the stronger overall score, better fit for large-format and value, and the safer recommendation. Choose Anycubic Kobra S1 Combo only if its specific strengths matter more to you than the overall result.
Winner by buyer type
Best overall
Elegoo Neptune 4 Plus
Best value
Elegoo Neptune 4 Plus
Best build volume
Elegoo Neptune 4 Plus
Score Breakdown
Specifications
| Spec | Anycubic Kobra S1 Combo | Elegoo Neptune 4 Plus |
|---|---|---|
| Price | $499 | $299 |
| Type | FDM | FDM |
| Build Volume | 250 x 250 x 260 mm | 320 x 320 x 385 mm |
| Print Speed | 600 mm/s | 500 mm/s |
| Min Resolution | 0.05 mm | 0.05 mm |
| Weight | 12.5 kg | 12.5 kg |
| Overall Score | 8.2/10 | 8.4/10 |
Pros & Cons
Anycubic Kobra S1 Combo
+8 colors out of the box, double what the Bambu A1 Combo offers
+CoreXY speed at a competitive price point
+ACE Pro 2 wastes less filament on color swaps than its predecessor
+Paint-on multi-color tools in the Anycubic slicer are genuinely good
−Anycubic's software is solid but still behind Bambu Studio
−Community is smaller than Bambu or Creality
−No enclosure
−ACE Pro 2 takes up a lot of desk space
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
Who Should Buy Which?
Choose the Anycubic Kobra S1 Combo if you want:
- A great printer for multi-color
- A great printer for speed
- A great printer for beginners
- 8-color ACE Pro 2 multi-color system
- CoreXY architecture
- Auto bed leveling
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
Frequently Asked Questions
Is the Anycubic Kobra S1 Combo better than the Elegoo Neptune 4 Plus?
By the numbers, the Elegoo Neptune 4 Plus scores higher (8.4/10). But "better" depends on your use case, the Anycubic Kobra S1 Combo may be the smarter buy if you need multi-color.
Which is better for beginners, Anycubic Kobra S1 Combo or Elegoo Neptune 4 Plus?
Both score 8/10 for beginners. Go with the Elegoo Neptune 4 Plus to save $200.
Is the Anycubic Kobra S1 Combo worth $200 more than the Elegoo Neptune 4 Plus?
The Elegoo Neptune 4 Plus actually scores higher (8.4/10) despite costing $200 less. The Anycubic Kobra S1 Combo only makes sense if you specifically need multi-color.
What's the main difference between Anycubic Kobra S1 Combo and Elegoo Neptune 4 Plus?
Build volume (250x250x260mm vs 320x320x385mm) and print speed (600 vs 500 mm/s). The Anycubic Kobra S1 Combo is best for multi-color; the Elegoo Neptune 4 Plus targets large-format.