Bambu Lab A1 vs Elegoo Mars 4
Head-to-head 3D printer comparison, 2026
Comparing FDM to resin? The Bambu Lab A1 ($299, 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 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 $150 and wins on Value.
Score Breakdown
Specifications
| Spec | Bambu Lab A1 | Elegoo Mars 4 |
|---|---|---|
| Price | $299 | $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 | 9.05 kg | 6.2 kg |
| Overall Score | 9.2/10 | 7.2/10 |
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 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 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 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 better than the Elegoo Mars 4?
By the numbers, the Bambu Lab A1 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 or Elegoo Mars 4?
The Bambu Lab A1 is more beginner-friendly (10/10 vs 6/10) with easier setup and a gentler learning curve.
Is the Bambu Lab A1 worth $150 more than the Elegoo Mars 4?
The Bambu Lab A1 scores higher overall (9.2/10 vs 7.2/10). The extra $150 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 4?
Technology: the Bambu Lab A1 is FDM (filament) and the Elegoo Mars 4 is RESIN (resin). FDM prints bigger functional parts; resin delivers finer surface detail.