INFiLED IRAR3.9mk2 Lite vs Unilumin URM III 3.9 Pro 500x500
On measurable specs the Unilumin URM III 3.9 Pro 500x500 leads 8–2. The INFiLED IRAR3.9mk2 Lite can still be the right call where its individual wins — check the highlighted rows — match your constraints.
| Add a panel | ||
|---|---|---|
| Physical | ||
| Pixel pitch | 3.91 mm | 3.90625 mm |
| Cabinet size (W×H×D) | 500 × 1,000 × 82 mm | 500 × 500 × 71 mm |
| Weight per cabinet | 12.5 kg | 7.3 kg |
| Weight per m² | 25 kg/m² | 29.2 kg/m² |
| Image | ||
| Cabinet resolution | 128 × 256 px | 128 × 128 px |
| Pixel density | 65,536 px/m² | 65,536 px/m² |
| Brightness | 1,000 nits | 1,000 nits |
| Refresh rate | 3,840 Hz | 7,680 Hz |
| Contrast | 5,000:1 | 3,000:1 |
| Viewing angle (H/V) | 160° / 160° | 160° / 160° |
| LED type | SMD | SMD |
| Processing depth | 14 bit | 16 bit |
| Power & thermal | ||
| Average power | 120 W | 35 W |
| Max power | 360 W | 120 W |
| Max power per m² | 720 W/m² | 480 W/m² |
| Thermal load per cabinet | 1,228 BTU/h | 409 BTU/h |
| Operational | ||
| Environment | Indoor | Indoor |
| IP rating (front) | IP30 | IP30 |
| IP rating (rear) | IP30 | IP30 |
| Operating temperature | -10 to 45 °C | -10 to 45 °C |
| Service access | Front & rear | Front & rear |
| LED lifetime | 100,000 h | 100,000 h |
| Certifications | CE, ETL, FCC, RoHS, REACH, WEEE, Fireproof | TUV-CE, CB, FCC, IC, UL |
Size a wall with either panel
The calculator shows dimensions, power, weight and a validated wiring diagram for both — swap cabinets with one click.

