Elegoo Centauri Carbon 2 Combo vs Elegoo Mars 4 Ultra
Head-to-head 3D printer comparison — 2026
Choosing between two Elegoo printers? The Elegoo Centauri Carbon 2 Combo ($449) and Elegoo Mars 4 Ultra ($199) both come from one of the most trusted names in 3D printing, with a $250 gap between them. Here's how they compare across every category that matters.
Our Verdict
The Elegoo Centauri Carbon 2 Combo takes the crown with 8/10 vs 7.8/10. It pulls ahead in Speed. That said, the Elegoo Mars 4 Ultra saves you $250 and wins on Print Quality.
Score Breakdown
Specifications
| Spec | Elegoo Centauri Carbon 2 Combo | Elegoo Mars 4 Ultra |
|---|---|---|
| Price | $449 | $199 |
| Type | FDM | RESIN |
| Build Volume | 256 x 256 x 256 mm | 153 x 77 x 165 mm |
| Print Speed | 500 mm/s | 100 mm/s |
| Min Resolution | 0.08 mm | 0.01 mm |
| Weight | 19.35 kg | 6.8 kg |
| Overall Score | 8/10 | 7.8/10 |
Pros & Cons
Elegoo Centauri Carbon 2 Combo
+First sub-$500 enclosed multi-color CoreXY
+91% first-attempt success rate on multi-color jobs
+RFID auto-identifies filament type and properties
+Excellent TPU printing performance
−Finicky spool holders need improvement
−Loading routine doesn't get hot enough for high-temp filaments
−Cold build plate could use more grip
−Canvas software is functional but visually awkward
Elegoo Mars 4 Ultra
+9K resolution for exceptional detail
+Tilt release reduces FEP wear
+Built-in air purifier
+WiFi connectivity
−Smaller build plate than Saturn
−Requires wash & cure station
−Resin learning curve
Who Should Buy Which?
Choose the Elegoo Centauri Carbon 2 Combo if you want:
- A great printer for multi-color
- A great printer for budget
- A great printer for enclosed
- Enclosed CoreXY
- 4-color Canvas multi-color system
- 350C hardened steel nozzle
Choose the Elegoo Mars 4 Ultra if you want:
- A great printer for miniatures
- A great printer for resin
- A great printer for budget
- 9K mono LCD
- Tilt release
- WiFi
Frequently Asked Questions
Is the Elegoo Centauri Carbon 2 Combo better than the Elegoo Mars 4 Ultra?
By the numbers, the Elegoo Centauri Carbon 2 Combo scores higher (8/10). But "better" depends on your use case — the Elegoo Mars 4 Ultra may be the smarter buy if you need miniatures.
Which is better for beginners, Elegoo Centauri Carbon 2 Combo or Elegoo Mars 4 Ultra?
Both score 7/10 for beginners. Go with the Elegoo Mars 4 Ultra to save $250.
Is the Elegoo Centauri Carbon 2 Combo worth $250 more than the Elegoo Mars 4 Ultra?
The Elegoo Centauri Carbon 2 Combo scores higher overall (8/10 vs 7.8/10). The extra $250 gets you first sub-$500 enclosed multi-color corexy.
What's the main difference between Elegoo Centauri Carbon 2 Combo and Elegoo Mars 4 Ultra?
Technology: the Elegoo Centauri Carbon 2 Combo is FDM (filament) and the Elegoo Mars 4 Ultra is RESIN (resin). FDM prints bigger functional parts; resin delivers finer surface detail.