Elegoo Mars 4 vs Longer Orange 4K
Head-to-head 3D printer comparison — 2026
The Elegoo Mars 4 and Longer Orange 4K are both RESIN 3D printers competing in the same price bracket — $149 vs $129. We scored both across value, beginner-friendliness, quality, speed, and reliability. Here's the full breakdown.
Our Verdict
The Elegoo Mars 4 takes the crown with 7.2/10 vs 6.4/10. It pulls ahead in Beginner Friendliness, Print Quality, Speed, Reliability. That said, the Longer Orange 4K saves you $20.
Score Breakdown
Specifications
| Spec | Elegoo Mars 4 | Longer Orange 4K |
|---|---|---|
| Price | $149 | $129 |
| Type | RESIN | RESIN |
| Build Volume | 153 x 77 x 165 mm | 118 x 66 x 190 mm |
| Print Speed | 80 mm/s | 80 mm/s |
| Min Resolution | 0.02 mm | 0.01 mm |
| Weight | 6.2 kg | 4.5 kg |
| Overall Score | 7.2/10 | 6.4/10 |
Pros & Cons
Elegoo Mars 4
+Cheapest Elegoo Mars with WiFi
+7K resolution still excellent for minis
+Small footprint
+Known brand reliability
−No tilt release (higher FEP wear)
−Slower than Ultra variants
−7K less sharp than 9K/12K siblings
Longer Orange 4K
+Cheapest resin printer
+WiFi at this price
+Decent 4K resolution
−Very small build plate
−4K resolution below current standard
−Less reliable long-term
−Tiny community
Who Should Buy Which?
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
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 Elegoo Mars 4 better than the Longer Orange 4K?
By the numbers, the Elegoo Mars 4 scores higher (7.2/10). 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, Elegoo Mars 4 or Longer Orange 4K?
The Elegoo Mars 4 is more beginner-friendly (6/10 vs 5/10) with easier setup and a gentler learning curve.
Is the Elegoo Mars 4 worth $20 more than the Longer Orange 4K?
The Elegoo Mars 4 scores higher overall (7.2/10 vs 6.4/10). The extra $20 gets you cheapest elegoo mars with wifi.
What's the main difference between Elegoo Mars 4 and Longer Orange 4K?
Build volume (153x77x165mm vs 118x66x190mm) and print speed (80 vs 80 mm/s). The Elegoo Mars 4 is best for budget; the Longer Orange 4K targets budget.