Bambu Lab A1 Combo vs Longer Orange 4K
Head-to-head 3D printer comparison, 2026
Comparing FDM to resin? The Bambu Lab A1 Combo ($399, FDM) and Longer Orange 4K ($129, 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 6.4/10. It pulls ahead in Beginner Friendliness, Print Quality, Speed, Reliability. That said, the Longer Orange 4K saves you $270 and wins on Value.
Score Breakdown
Specifications
| Spec | Bambu Lab A1 Combo | Longer Orange 4K |
|---|---|---|
| Price | $399 | $129 |
| Type | FDM | RESIN |
| Build Volume | 256 x 256 x 256 mm | 118 x 66 x 190 mm |
| Print Speed | 500 mm/s | 80 mm/s |
| Min Resolution | 0.05 mm | 0.01 mm |
| Weight | 9.65 kg | 4.5 kg |
| Overall Score | 9.2/10 | 6.4/10 |
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
Longer Orange 4K
+$129 is the absolute floor for resin printing
+WiFi at this price is genuinely surprising
+4K resolution is enough to see if resin is your thing
−118x66mm build plate: one mini at a time, if they're small
−4K resolution is dated next to 9K and 12K competitors
−Long-term reliability is unknown; smaller community means fewer fixes documented online
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 Longer Orange 4K if you want:
- A great printer for budget
- A great printer for resin
- 5.5" 4K mono LCD
- WiFi
- USB
Frequently Asked Questions
Is the Bambu Lab A1 Combo better than the Longer Orange 4K?
By the numbers, the Bambu Lab A1 Combo scores higher (9.2/10). But "better" depends on your use case, the Longer Orange 4K may be the smarter buy if you need budget.
Which is better for beginners, Bambu Lab A1 Combo or Longer Orange 4K?
The Bambu Lab A1 Combo is more beginner-friendly (10/10 vs 5/10) with easier setup and a gentler learning curve.
Is the Bambu Lab A1 Combo worth $270 more than the Longer Orange 4K?
The Bambu Lab A1 Combo scores higher overall (9.2/10 vs 6.4/10). The extra $270 gets you ams lite ships in the box, not as a $75 upsell.
What's the main difference between Bambu Lab A1 Combo and Longer Orange 4K?
Technology: the Bambu Lab A1 Combo is FDM (filament) and the Longer Orange 4K is RESIN (resin). FDM prints bigger functional parts; resin delivers finer surface detail.