Are you looking for best eSIM pour votre voyage à Guernesey ? Ce guide compare les offres disponibles pour vous aider à faire le bon choice.
1 - Ubigi, the best eSIM for Guernsey

Les caractéristiques de l’eSIM de Ubigi
🌐 Compatible networks : 3G, 4G, 5G
📱 Calls and SMS : Not included, only to dedicated messaging platforms (VOiP)
📈 GO available : 1GO, 3GO, 5GO, 10GO, 20GO, 24GO, 25GO, 50GO, Unlimited
⏳ Package duration : 1 day, 7 days, 15 days, 30 days, 180 days
⭐ User notes : 4.6/5 according to App Store on 4,700+ user reviews
For travelers to Guernsey, Ubigi offers a selection of practical eSIM packages, designed for immediate and reliable connectivity. These offers, valid throughout Europe and including Guernsey, help you avoid high roaming charges. You can choose from several data options, such as 1 GB for 30 days at € 8.00, 3 GB for 30 days at €22.00or opt for a larger volume with 10 GB for 30 days at €55.00. Activation is simple and takes place via your eSIM-compatible device, guaranteeing instant access to the Internet as soon as you arrive.
| Data | Validity | Price |
|---|---|---|
| 1 GB | 30 days | 8,00 € |
| 3 Go | 30 days | 22,00 € |
| 10 GB | 30 days | 55,00 € |
2 - Saily

Les caractéristiques de l’eSIM de Saily
🌐 Compatible networks : 3G, 4G, LTE, 5G
📱 Calls and SMS : Not included, only to dedicated messaging platforms (VOiP)
📈 GO available : 1GB, 3GB, 5GB, 10GB, 20GB, 100GB
⏳ Package duration : 7 days, 30 days, 180 days
⭐ User notes : 4.8/5 according to Google Play out of 25,000+ user reviews
For travelers to Guernsey, Saily offers practical eSIM solutions that guarantee immediate connectivity as soon as you arrive. These packages are designed to offer great flexibility, with options to suit various data needs and lengths of stay, avoiding high roaming charges and the need to acquire a local SIM card. The information below is based on typical eSIM offers and may require direct verification on the Saily website for exact rates and plans. Benefit from simple installation and a easy management of your mobile connectionThis means you can stay in touch and access essential information without interruption.
| Data package | Validity | Price |
|---|---|---|
| 1 GB | 7 Jours | 5,99 € |
| 3 Go | 15 Days | 11,99 € |
| 5 GB | 30 Days | 17,99 € |
| 10 GB | 30 Days | 28,99 € |
3 - Yesim

Les caractéristiques de l’eSIM de Yesim
🌐Compatible networks : 3G, 4G, LTE, 5G
📱 Calls and SMS : Not included, only to dedicated messaging platforms (VOiP)
📈 GO available : 500MB to Unlimited (on certain destinations)
⏳ Package duration : 10 days, 15 days, 30 days
⭐ User notes : 4.5/5 according to Google Play out of 4,500+ user reviews
For travellers to Guernsey, Yesim offers practical and reliable eSIM packages, guaranteeing immediate connectivity from the moment you arrive. These offers are designed to suit a variety of data needs, allowing you to stay in touch, browse or work without the constraints of physical SIM cards or high roaming charges. Activation is quick and easy, offering you immediate turnkey solution for your local Internet access. Please see the table below for a detailed overview of available packages and their prices.
| Data | Validity | Price |
|---|---|---|
| 1 GB | 7 days | 5.90 € |
| 3 GB | 15 days | 12.90 € |
| 5 GB | 30 days | 19.90 € |
| 10 GB | 30 days | 34.90 € |
How do I install a Guernsey eSIM on my smartphone?

Step 1: Receive your QR code or configuration information.
Once you have purchased your eSIM package for Guernsey, you will receive an email containing the following information QR code of your eSIM or the manual configuration information needed to install it.
Step 2: Access your smartphone's cellular settings.
Open your phone's "Settings" application, then navigate to the "Cellular Data" or "Mobile" section.
Step 3: Add a new mobile plan or cellular plan.
Find and press the "Add a cell phone plan", "Add an eSIM" or "Add a mobile plan" option to initiate the addition process.
Step 4: Scan the QR code or enter the information manually.
Use your smartphone's camera to scan the QR code that you have received; if necessary, choose the manual entry option and enter the details provided by your operator.
Step 5: Activate and configure your new Guernsey eSIM.
Follow the on-screen instructions to name your new eSIM package (e.g. "Guernsey") and ensure that the "Data roaming" option is activated if you are already abroad or about to travel to Guernsey, then activate this eSIM for cellular data.
