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eSIM vs pocket Wi-Fi: which should you take?

The eSIM Company editorial 5 min readUpdated 11 August 2026

A pocket Wi-Fi (or "MiFi") is a small rental hotspot that broadcasts Wi-Fi to your devices. An eSIM puts data straight into your phone with nothing to carry. For solo travellers and couples, an eSIM is usually cheaper, simpler and has nothing to charge or return. Pocket Wi-Fi earns its keep mainly when a group wants to share one connection or when phones don’t support eSIM.

At a glance

eSIMPocket Wi-Fi
Extra deviceNone — it’s in your phoneYes — a hotspot to carry
SetupScan a QR code before you flyCollect/return, or courier it
BatteryUses your phone’sIts own — another thing to charge
Best forSolo & couplesGroups sharing one link
If you lose itNothing to loseRental replacement fees
CostUsually lower per personDaily rental + deposit
RangeJust your phoneEveryone stays near the device

When an eSIM wins

  • You’re travelling solo or as a couple and just need your own phones online.
  • You don’t want another gadget to charge, carry, or post back.
  • You want to be connected the moment you land, not after a rental-desk queue.
  • You value not being tethered — with pocket Wi-Fi, wander too far from the device and you drop off.

When pocket Wi-Fi wins

  • A group or family wants to share one connection and split one cost.
  • Some travellers’ phones don’t support eSIM (older or region-specific models).
  • You need to get a laptop and several devices online at once and stay together.

If your phone supports eSIM (check the compatibility guide), it’s the lighter option. Pick a plan for Italy, Thailand or the United States and skip the rental desk.

Frequently asked questions

Is an eSIM cheaper than pocket Wi-Fi?

For solo travellers and couples, usually yes — there is no device rental, deposit or daily fee. Pocket Wi-Fi can be cheaper per person only when a group shares a single device and its cost.

Can I share my eSIM data with other devices?

Yes, if your plan allows tethering. Turn on your phone’s Personal Hotspot and other devices can connect to it — effectively turning your phone into a pocket Wi-Fi with no extra hardware.

Do I need pocket Wi-Fi if my group is travelling together?

Not necessarily. One person can run a hotspot from their eSIM for the group. A dedicated pocket Wi-Fi only makes sense for larger groups that need heavier, constant shared use.

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