Elegoo Saturn 4 Ultra vs Qidi Q2
Head-to-head 3D printer comparison — 2026
Comparing FDM to resin? The Elegoo Saturn 4 Ultra ($459, RESIN) and Qidi Q2 ($499, FDM) 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 Qidi Q2 takes the crown with 8.6/10 vs 7.8/10. It pulls ahead in Value, Beginner Friendliness, Speed. That said, the Elegoo Saturn 4 Ultra saves you $40 and wins on Print Quality.
Score Breakdown
Specifications
| Spec | Elegoo Saturn 4 Ultra | Qidi Q2 |
|---|---|---|
| Price | $459 | $499 |
| Type | RESIN | FDM |
| Build Volume | 218 x 123 x 220 mm | 230 x 230 x 240 mm |
| Print Speed | 150 mm/s | 600 mm/s |
| Min Resolution | 0.01 mm | 0.05 mm |
| Weight | 11 kg | 16.5 kg |
| Overall Score | 7.8/10 | 8.6/10 |
Pros & Cons
Elegoo Saturn 4 Ultra
+Larger build plate than Mars series
+12K resolution
+Print multiple minis at once
+Good for busts and terrain
−More expensive than Mars
−Still requires post-processing
−Heavy resin smell even with purifier
Qidi Q2
+65C heated chamber handles ABS, nylon, PC, and carbon fiber
+Quick-swap nozzle rivaling Bambu's convenience
+Excellent value at $499 for enclosed CoreXY with chamber heating
+Improved firmware over Q1 Pro with better material profiles
−Qidi ecosystem still smaller than Bambu's
−Build volume slightly smaller than competitors at this price
−Community resources less developed than Bambu/Creality
−Heavier than open-frame printers at 16.5kg
Who Should Buy Which?
Choose the Elegoo Saturn 4 Ultra if you want:
- A great printer for resin
- A great printer for miniatures
- A great printer for large-prints
- 12K mono LCD
- Tilt release
- Air purifier
Choose the Qidi Q2 if you want:
- A great printer for engineering
- A great printer for enclosed
- A great printer for speed
- Enclosed CoreXY with 65C heated chamber
- 350C tri-metal hotend
- WiFi 6 + Ethernet
Frequently Asked Questions
Is the Elegoo Saturn 4 Ultra better than the Qidi Q2?
By the numbers, the Qidi Q2 scores higher (8.6/10). But "better" depends on your use case — the Elegoo Saturn 4 Ultra may be the smarter buy if you need resin.
Which is better for beginners, Elegoo Saturn 4 Ultra or Qidi Q2?
The Qidi Q2 is more beginner-friendly (8/10 vs 6/10) with easier setup and a gentler learning curve.
Is the Qidi Q2 worth $40 more than the Elegoo Saturn 4 Ultra?
The Qidi Q2 scores higher overall (8.6/10 vs 7.8/10). The extra $40 gets you 65c heated chamber handles abs, nylon, pc, and carbon fiber.
What's the main difference between Elegoo Saturn 4 Ultra and Qidi Q2?
Technology: the Elegoo Saturn 4 Ultra is RESIN (filament) and the Qidi Q2 is FDM (resin). FDM prints bigger functional parts; resin delivers finer surface detail.