| S. No.:- | |
| 1. | Wifi is great for general wireless coverage while Lifi is ideal for high density coverage in a confined region. |
| 2. | It is believed that the technology can yield a speed more than 10 Gbps, allowing a HD film to be downloaded within 30 seconds. |
| 3. | Mostly powered by LEDs so it is cost efficient. |
| 4. | Transmission of data is fast and easy. |
| 5. | Its main advantages is it's Bandwidth is 10,000 times than the radio waves. |
Also Read : What is Li-Fi ?
| S. No.:- | |
| 1. | The major disadvantage here is the fact that these signals cannot penetrate walls. So if you want to move from one room to another, you will need to have a wired bulb present in that room as well! |
| 2. | A major challenge facing Li-Fi is how the receiving device will transmit back to transmitter. |
| 3. | High installation cost of the VLC systems. |
| 4. | 4. Interferences from external light sources like sun, light, normal bulbs, opaque materials. |
| S. No.:- | |
| 1. | Every light source in homes and offices could potentially be a “Li-Fi” within 20 years. |
| 2. | When this technology becomes feasible like the Wifi, then our life will be awesome on earth. |
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What is Li-Fi ?
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