Smartphone hotspots vs dedecated hotspots: Dedicated hotspots are ideal for business users who do not want to disturb their network while they attend a call on their smartphone.Moreover, dedicated hotspot is more reliable thaan tethering from your smartphone. Dedicated Wi-Fi hotspots also mean that your phone battery is not drained in power-hungry hotspot modes.

The best Wi-Fi hotspot: Jetpack 4G LTE Mobile Hotspot AC791L (longest battery life, works great on the fastest LTE network)

The second best Wi-Fi hotspot: AT&T Unite Pro (easy to use)

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