Sharp LED-B039i vs Unilumin Umake TD3.91 500x1000
On measurable specs the Sharp LED-B039i leads 7–5. The Unilumin Umake TD3.91 500x1000 can still be the right call where its individual wins — check the highlighted rows — match your constraints.
| Add a panel | ||
|---|---|---|
| Physical | ||
| Pixel pitch | 3.9062 mm | 3.9062 mm |
| Cabinet size (W×H×D) | 500 × 500 × 78 mm | 500 × 1,000 × 80 mm |
| Weight per cabinet | 8.5 kg | 21.5 kg |
| Weight per m² | 34 kg/m² | 43 kg/m² |
| Image | ||
| Cabinet resolution | 128 × 128 px | 128 × 256 px |
| Pixel density | 65,536 px/m² | 65,536 px/m² |
| Brightness | 1,000 nits | 1,300 nits |
| Refresh rate | 2,400 Hz | 3,840 Hz |
| Contrast | 3,000:1 | — |
| Viewing angle (H/V) | 160° / 160° | 150° / 150° |
| LED type | SMD | SMD |
| Processing depth | 16 bit | 14 bit |
| Power & thermal | ||
| Average power | 34 W | 200 W |
| Max power | 100 W | 400 W |
| Max power per m² | 400 W/m² | 800 W/m² |
| Thermal load per cabinet | 341 BTU/h | 1,365 BTU/h |
| Operational | ||
| Environment | Indoor | Indoor |
| IP rating (front) | IP30 | IP54 |
| IP rating (rear) | IP30 | IP43 |
| Operating temperature | -10 to 40 °C | -10 to 45 °C |
| Service access | Front & rear | Rear |
| LED lifetime | 100,000 h | 100,000 h |
| Certifications | CCC, CE, ETL, FCC Class A, RoHS | — |
Size a wall with either panel
The calculator shows dimensions, power, weight and a validated wiring diagram for both — swap cabinets with one click.

