Difference between Bluetooth and Wi-Fi - GeeksforGeeks (2024)

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    Both Bluetooth and Wi-Fi are used for providing wireless communication through radio signals. The most distinction between Bluetooth and Wifi is that, Bluetooth is actually accustomed connect short-range devices for sharing information whereas Wifi is used for providing high-speed web access or internet. Wifi provides high information measure because the speed of web is a vital issue. Let’s see the difference between Bluetooth and Wi-Fi:

    BluetoothWifi
    Bluetooth has no full form.While wifi stands for Wireless Fidelity.
    It requires bluetooth adapter on all devices for connectivity.Whereas it requires wireless adapteron all devices and wireless router for connectivity.
    Bluetooth consumes low power.While it consumes high power.
    The security of bluetooth is less in comparison of wifi.While it provides better security than bluetooth.
    Bluetooth is less flexible means in this limited users are supported.Whereas wifi supports large amount of users.
    The radio signal range of bluetooth is ten meters.Whereas in wifi this range is hundred meters.
    Bluetooth require low bandwidth.While it requires high bandwidth.
    Bluetooth frequency range 2.400 GHz to 2.483 GHzWiFi frequency range 2.4GHz to 5 GHz
    Bluetooth demands a bluetooth setting or adapter on all device to set up connectivity.WiFi demands a wireless router to set up the connectivity and adapter on the device.
    In Bluetooth modulation technique is GFSK(Gaussian frequency shift keying).In WiFi modulation technique is OFDM(Orthogonal Frequency Division Multiplexing) and QAM(Quadrature Amplitude Modulation).
    Bit-rate in bluetooth is 2.1 Mbps.Bit-rate in WiFi is 600 Mbps.

    Applications

    1. Consumer
    2. Games
    3. Industry
    4. sport training

    Applications

    1. Wifi anaylzer
    2. wifi inspector
    It’s under IEEE 802.15.1It’s under IEEE 802.11 Standard

    Last Updated : 21 Feb, 2023

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    As an expert in wireless communication technologies, I have a deep understanding of both Bluetooth and Wi-Fi, and I can provide comprehensive insights into the concepts mentioned in the article.

    Bluetooth:

    1. No Full Form:

      • Bluetooth does not have a full form; it is simply referred to as Bluetooth.
    2. Connectivity:

      • Bluetooth requires a Bluetooth adapter on all devices for connectivity.
    3. Power Consumption:

      • Bluetooth consumes low power, making it suitable for devices with limited battery capacity.
    4. Security:

      • The security of Bluetooth is comparatively lower than that of Wi-Fi.
    5. Flexibility:

      • Bluetooth is less flexible, supporting a limited number of users.
    6. Range:

      • The radio signal range of Bluetooth is limited to ten meters.
    7. Bandwidth:

      • Bluetooth requires low bandwidth.
    8. Frequency Range:

      • Bluetooth operates in the frequency range of 2.400 GHz to 2.483 GHz.
    9. Setting up Connectivity:

      • Bluetooth demands a Bluetooth setting or adapter on all devices to establish connectivity.
    10. Modulation Technique:

      • Bluetooth uses GFSK (Gaussian Frequency Shift Keying) as its modulation technique.
    11. Bit-rate:

      • The bit-rate in Bluetooth is 2.1 Mbps.
    12. Applications:

      • Bluetooth finds applications in consumer devices and games.
    13. Standard:

      • Bluetooth operates under the IEEE 802.15.1 standard.

    Wi-Fi:

    1. Full Form:

      • Wi-Fi stands for Wireless Fidelity.
    2. Connectivity:

      • Wi-Fi requires a wireless adapter on all devices and a wireless router for connectivity.
    3. Power Consumption:

      • Wi-Fi consumes higher power compared to Bluetooth.
    4. Security:

      • Wi-Fi provides better security compared to Bluetooth.
    5. Flexibility:

      • Wi-Fi is more flexible, supporting a larger number of users.
    6. Range:

      • The radio signal range of Wi-Fi is extended to a hundred meters.
    7. Bandwidth:

      • Wi-Fi requires high bandwidth, providing high-speed internet access.
    8. Frequency Range:

      • Wi-Fi operates in the frequency range of 2.4GHz to 5 GHz.
    9. Setting up Connectivity:

      • Wi-Fi demands a wireless router to set up connectivity and an adapter on the device.
    10. Modulation Technique:

      • Wi-Fi uses OFDM (Orthogonal Frequency Division Multiplexing) and QAM (Quadrature Amplitude Modulation) as its modulation techniques.
    11. Bit-rate:

      • The bit-rate in Wi-Fi is significantly higher, reaching up to 600 Mbps.
    12. Applications:

      • Wi-Fi finds applications in various industries, including sports training, and is used for analyzing networks with tools like Wi-Fi analyzers and inspectors.
    13. Standard:

      • Wi-Fi operates under the IEEE 802.11 standard.

    In summary, while Bluetooth is suitable for short-range connections with low power consumption, Wi-Fi provides high-speed internet access over larger distances with better security and flexibility. The choice between Bluetooth and Wi-Fi depends on the specific requirements of the application.

    Difference between Bluetooth and Wi-Fi - GeeksforGeeks (2024)
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