Bambu Lab X1 Carbon Combo vs Elegoo Mars 4
Head-to-head 3D printer comparison, 2026
Comparing FDM to resin? The Bambu Lab X1 Carbon Combo ($1199, FDM) and Elegoo Mars 4 ($149, RESIN) 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 Bambu Lab X1 Carbon Combo takes the crown with 8.8/10 vs 7.2/10. It pulls ahead in Beginner Friendliness, Print Quality, Speed, Reliability. That said, the Elegoo Mars 4 saves you $1050 and wins on Value.
Score Breakdown
Specifications
| Spec | Bambu Lab X1 Carbon Combo | Elegoo Mars 4 |
|---|---|---|
| Price | $1199 | $149 |
| Type | FDM | RESIN |
| Build Volume | 256 x 256 x 256 mm | 153 x 77 x 165 mm |
| Print Speed | 500 mm/s | 80 mm/s |
| Min Resolution | 0.05 mm | 0.02 mm |
| Weight | 15.8 kg | 6.2 kg |
| Overall Score | 8.8/10 | 7.2/10 |
Pros & Cons
Bambu Lab X1 Carbon Combo
+Lidar + auto-calibration eliminates first-layer anxiety on high-value prints
+AMS in the box: no separate multi-material module purchase needed
+HEPA filtration makes ABS/ASA printing genuinely office-safe
+Expandable to 16 colors by daisy-chaining up to 4 AMS units
+Bambu's reliability track record is the strongest in the consumer market
−$1,199 is a premium ask; the P1S Combo at $699 covers 90% of use cases for less
−Lidar calibration adds setup time on every new filament type
−AMS still purges filament on color transitions; purge blocks reduce waste but don't eliminate it
−Bambu ecosystem lock-in: proprietary slicing workflow works best with Bambu Studio
Elegoo Mars 4
+$149 entry into Elegoo's quality resin lineup
+7K resolution is still detailed enough for D&D and Warhammer minis
+WiFi monitoring included even at this price
+Elegoo's brand reliability is the best in budget resin
−No tilt release: FEP films will need replacing more often than the Ultra variants
−7K detail is noticeably softer than the 9K and 12K machines on fine surface textures
−Slower at 80mm/hr vs 100mm/hr on the Ultra
Who Should Buy Which?
Choose the Bambu Lab X1 Carbon Combo if you want:
- A great printer for engineering
- A great printer for multi-color
- A great printer for speed
- A great printer for professional
- A great printer for enclosed
- Enclosed CoreXY
- AMS multi-material (4 colors, expandable to 16 with 3 additional AMS units)
- Lidar sensor for first-layer and flow calibration
Choose the Elegoo Mars 4 if you want:
- A great printer for budget
- A great printer for resin
- A great printer for miniatures
- 7K mono LCD
- WiFi
- USB
Frequently Asked Questions
Is the Bambu Lab X1 Carbon Combo better than the Elegoo Mars 4?
By the numbers, the Bambu Lab X1 Carbon Combo scores higher (8.8/10). But "better" depends on your use case, the Elegoo Mars 4 may be the smarter buy if you need budget.
Which is better for beginners, Bambu Lab X1 Carbon Combo or Elegoo Mars 4?
The Bambu Lab X1 Carbon Combo is more beginner-friendly (7/10 vs 6/10) with easier setup and a gentler learning curve.
Is the Bambu Lab X1 Carbon Combo worth $1050 more than the Elegoo Mars 4?
The Bambu Lab X1 Carbon Combo scores higher overall (8.8/10 vs 7.2/10). The extra $1050 gets you lidar + auto-calibration eliminates first-layer anxiety on high-value prints.
What's the main difference between Bambu Lab X1 Carbon Combo and Elegoo Mars 4?
Technology: the Bambu Lab X1 Carbon Combo is FDM (filament) and the Elegoo Mars 4 is RESIN (resin). FDM prints bigger functional parts; resin delivers finer surface detail.