Bambu Lab A1 vs Elegoo Mars 5 Ultra
Head-to-head 3D printer comparison, 2026
Comparing FDM to resin? The Bambu Lab A1 ($299, FDM) and Elegoo Mars 5 Ultra ($284, 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 takes the crown with 9.2/10 vs 8.2/10. It pulls ahead in Beginner Friendliness, Speed, Reliability. That said, the Elegoo Mars 5 Ultra saves you $15 and wins on Print Quality.
Direct answer
Bambu Lab A1 is the better pick for most buyers.
Choose Bambu Lab A1 if you want the stronger overall score, better fit for beginners and speed, and the safer recommendation. Choose Elegoo Mars 5 Ultra only if its specific strengths matter more to you than the overall result.
Winner by buyer type
Best overall
Bambu Lab A1
Best value
Elegoo Mars 5 Ultra
Best build volume
Bambu Lab A1
Score Breakdown
Specifications
| Spec | Bambu Lab A1 | Elegoo Mars 5 Ultra |
|---|---|---|
| Price | $299 | $284 |
| Type | FDM | RESIN |
| Build Volume | 256 x 256 x 256 mm | 153 x 89 x 200 mm |
| Print Speed | 500 mm/s | 150 mm/s |
| Min Resolution | 0.05 mm | 0.01 mm |
| Weight | 9.05 kg | 7.5 kg |
| Overall Score | 9.2/10 | 8.2/10 |
Pros & Cons
Bambu Lab A1
+Full 256mm build volume, same as the Combo but $100 cheaper
+Bambu's reliability, slicer, and support at $299
+500mm/s speed that's calibrated and ready without tweaking
+AMS Lite upgradeable later when multi-color becomes interesting
−Open frame: ABS warping is a real problem without modification
−No multi-color in the box: the Combo is $100 more and includes it
−The upgrade to A1 Combo is tempting enough that many buyers regret not doing it upfront
Elegoo Mars 5 Ultra
+14K resolution renders chainmail and sword hilts at a level FDM can't get near
+Tilt release means fewer ripped FEP films mid-print
+Built-in air purifier cuts the resin smell noticeably; still needs ventilation but less aggressively
+WiFi monitoring so you don't have to babysit the machine
−Build plate is 153x89mm: anything larger needs to be sliced and assembled
−Resin printing means gloves, IPA, and a wash station are non-negotiable purchases
−Post-processing adds 30-45 minutes after every print: wash, cure, support removal
Who Should Buy Which?
Choose the Bambu Lab A1 if you want:
- A great printer for beginners
- A great printer for speed
- A great printer for budget
- Auto bed leveling
- WiFi
- Camera
Choose the Elegoo Mars 5 Ultra if you want:
- A great printer for miniatures
- A great printer for resin
- A great printer for detail
- 14K mono LCD
- Tilt release
- Air purifier
Frequently Asked Questions
Is the Bambu Lab A1 better than the Elegoo Mars 5 Ultra?
By the numbers, the Bambu Lab A1 scores higher (9.2/10). But "better" depends on your use case, the Elegoo Mars 5 Ultra may be the smarter buy if you need miniatures.
Which is better for beginners, Bambu Lab A1 or Elegoo Mars 5 Ultra?
The Bambu Lab A1 is more beginner-friendly (10/10 vs 7/10) with easier setup and a gentler learning curve.
Is the Bambu Lab A1 worth $15 more than the Elegoo Mars 5 Ultra?
The Bambu Lab A1 scores higher overall (9.2/10 vs 8.2/10). The extra $15 gets you full 256mm build volume, same as the combo but $100 cheaper.
What's the main difference between Bambu Lab A1 and Elegoo Mars 5 Ultra?
Technology: the Bambu Lab A1 is FDM (filament) and the Elegoo Mars 5 Ultra is RESIN (resin). FDM prints bigger functional parts; resin delivers finer surface detail.