Sparks eSIM Guernsey 2026: Promo Code, Data Plans & Prices

Yes. Use our code ESIMSPOTTER when you buy a Guernsey plan on MobiMatter. Enter it at checkout.

The cheapest Sparks eSIM for Guernsey costs $3.99 and gives you 1 GB for 14 days. It's the global eSIM, which also works in other countries. We recheck prices daily, so this price is up to date. You can buy it on MobiMatter, the eSIM marketplace that sells Sparks plans.

Yes, Sparks works in Guernsey on its global eSIMs. If your eSIM is installed but won't connect after you land, open your phone's settings and turn on data roaming for it. Your home SIM can stay as it is.

On plans that include Guernsey, these are Sparks's lowest prices by trip length:

• 7 days: $7.49 for 1 GB
• 14 days: $3.99 for 1 GB
• 30 days: $8.49 for 3 GB

No, Sparks has no unlimited plans for Guernsey, so every plan comes with a set amount of data. Its plans run at full speed with no daily limit.

Sparks eSIMs are sold through MobiMatter, an eSIM marketplace, with plans covering 157 destinations. If you want prices for other countries and the full verdict, read the Sparks eSIM review.

With Sparks, 1 GB in Guernsey can cost as little as $1.50 on the global eSIM, which has 40 GB for 365 days.

Yes, every Sparks plan lets you share data through a personal hotspot.

No, Sparks's Guernsey plans are data only, so your home number stays on your main SIM. You can still call and message people through WhatsApp or other apps.

Yes, you can buy it ahead, but activate it within 2 months of purchase. The days start with your first data use, so keep the eSIM switched off until you arrive.

Yes, you can top up a Sparks eSIM in the MobiMatter app or on the MobiMatter site, with no new QR code. A top-up is a new package with its own days, and it doesn't extend the old one.

Yes, Sparks has 13 global plans. These keep you online as you cross borders. Sparks has no Guernsey-only plan, so each of its eSIMs here also works in other countries.