Bambu Lab A1 Combo vs Elegoo Mars 4
Head-to-head 3D printer comparison, 2026
Comparing FDM to resin? The Bambu Lab A1 Combo ($399, 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 A1 Combo takes the crown with 9.2/10 vs 7.2/10. It pulls ahead in Beginner Friendliness, Print Quality, Speed, Reliability. That said, the Elegoo Mars 4 saves you $250 and wins on Value.
Direct answer
Bambu Lab A1 Combo is the better pick for most buyers.
Choose Bambu Lab A1 Combo if you want the stronger overall score, better fit for beginners and multi-color, and the safer recommendation. Choose Elegoo Mars 4 only if its specific strengths matter more to you than the overall result.
Winner by buyer type
Best overall
Bambu Lab A1 Combo
Best value
Elegoo Mars 4
Best build volume
Bambu Lab A1 Combo
Score Breakdown
Specifications
| Spec | Bambu Lab A1 Combo | Elegoo Mars 4 |
|---|---|---|
| Price | $399 | $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 | 9.65 kg | 6.2 kg |
| Overall Score | 9.2/10 | 7.2/10 |
Pros & Cons
Bambu Lab A1 Combo
+AMS Lite ships in the box, not as a $75 upsell
+Bambu Studio slices and sends in under a minute
+500mm/s speed that actually holds up at 0.2mm layers
+Auto bed leveling runs in 90 seconds, not 10 minutes
−Open frame means ABS is borderline without an enclosure
−AMS Lite tops out at 4 colors; want more, buy a different system
−You're locked into Bambu Studio for the best experience
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 A1 Combo if you want:
- A great printer for beginners
- A great printer for multi-color
- A great printer for speed
- Auto bed leveling
- Multi-color (AMS Lite)
- WiFi
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 A1 Combo better than the Elegoo Mars 4?
By the numbers, the Bambu Lab A1 Combo scores higher (9.2/10). 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 A1 Combo or Elegoo Mars 4?
The Bambu Lab A1 Combo is more beginner-friendly (10/10 vs 6/10) with easier setup and a gentler learning curve.
Is the Bambu Lab A1 Combo worth $250 more than the Elegoo Mars 4?
The Bambu Lab A1 Combo scores higher overall (9.2/10 vs 7.2/10). The extra $250 gets you ams lite ships in the box, not as a $75 upsell.
What's the main difference between Bambu Lab A1 Combo and Elegoo Mars 4?
Technology: the Bambu Lab A1 Combo is FDM (filament) and the Elegoo Mars 4 is RESIN (resin). FDM prints bigger functional parts; resin delivers finer surface detail.