Cayman Islands eSIM

Most flagship smartphones released since 2018-2019 support eSIM, including iPhone XS and newer, Google Pixel 3 and newer, and Samsung Galaxy S20 series and newer. Tablets, smartwatches and an increasing number of laptops also support eSIM. The fastest way to verify your specific device is to check Settings , if you see "Add eSIM" or "Add cellular plan" as an option, you're compatible.

eSIM compatibility is now standard across the high-end smartphone market and rapidly spreading into mid-range devices. eSIMBuy works with any unlocked, eSIM-capable device , no special configuration needed beyond scanning the QR code we send you.

iPhones with eSIM support

• iPhone XS, XS Max, XR (2018) , first iPhones with eSIM (one physical SIM + one eSIM).
• iPhone 11, 11 Pro, 11 Pro Max (2019).
• iPhone 12, 12 mini, 12 Pro, 12 Pro Max (2020).
• iPhone 13, 13 mini, 13 Pro, 13 Pro Max (2021) , supports two active eSIMs simultaneously.
• iPhone 14, 14 Plus, 14 Pro, 14 Pro Max (2022) , US versions are eSIM-only (no physical SIM tray).
• iPhone 15, 15 Plus, 15 Pro, 15 Pro Max, iPhone SE 3 and later , full eSIM support.

Google Pixel with eSIM support

• Pixel 3 / 3 XL and all later models (Pixel 4, 4a, 5, 5a, 6, 6 Pro, 6a, 7, 7 Pro, 7a, 8, 8 Pro, Pixel Fold).

Samsung Galaxy with eSIM support

• Galaxy S20, S20+, S20 Ultra, S20 FE (2020) , first Galaxy with eSIM.
• Galaxy S21 / S22 / S23 / S24 series (all variants except some regional versions).
• Galaxy Z Fold 2, 3, 4, 5 and Z Flip 1, 2, 3, 4, 5.
• Galaxy Note 20, 20 Ultra.
• Note: Some regional Samsung variants (e.g., specific Hong Kong dual-SIM physical models) may not support eSIM. Check Settings → Connections → SIM Card Manager.

Other Android devices with eSIM

• Huawei: P40, P40 Pro, Mate 40 Pro and newer flagships.
• Motorola: Razr (2019+), Edge 30 series, ThinkPhone.
• Xiaomi: Mi 11 series and newer (international versions).
• OnePlus: OnePlus 11, 12 (verify region).
• Sony: Xperia 1 IV, 5 IV, 10 IV and newer.
• Nokia / HMD: G60, X30 5G.

How to verify eSIM support on your device

1. iPhone: Settings → Cellular → look for "Add eSIM" or "Add Cellular Plan". You can also dial *#06# , if you see an "EID" (32-digit number), your phone has eSIM hardware.
2. Android: Settings → Connections (or Network & Internet) → SIM Cards → look for "Download a SIM instead" or "Add eSIM".
3. EID check: most eSIM-capable Android phones show EID in Settings → About Phone → Status.

Tip: Even if your phone supports eSIM hardware, it must be unlocked (not carrier-locked) to use third-party eSIMs like eSIMBuy. Most phones bought outright are unlocked; phones from carrier instalment plans may require unlocking after the contract is paid off.

Almost every flagship smartphone released since 2019 supports eSIM, making it ideal for international travel. Compatible models include iPhone XS and newer, Google Pixel 3 and newer, Samsung Galaxy S20 and newer, plus a growing list of mid-range devices. If your phone has Settings → Cellular → "Add eSIM", you're ready to use a eSIMBuy plan abroad.

Travellers benefit most from eSIM because it eliminates the airport SIM-card queue, removes the need to swap your home SIM out, and lets you keep your usual phone number active for SMS verification. A eSIMBuy travel eSIM activates the moment you land , no shop visit required.

Best eSIM-compatible travel phones

• iPhone (2018+): XS, 11, 12, 13, 14, 15, 16 series and SE 3rd gen , all support Dual SIM with one physical SIM + one eSIM. iPhone 14/15/16 in the US is eSIM-only.
• Google Pixel (2018+): Pixel 3 through Pixel 9 , all support eSIM. Pixel 7 Pro and newer support multiple active eSIMs.
• Samsung Galaxy (2020+): S20, S21, S22, S23, S24, S25, Note 20, Fold and Flip series.
• Motorola: Razr (2019+), Edge 30/40, ThinkPhone , most newer flagships.
• OnePlus: OnePlus 11, 12 , varies by region.
• Sony: Xperia 1 IV / V, Xperia 10 IV / V.
• Xiaomi: Mi 11 international and newer flagships.
• Nokia/HMD: G60 5G, X30 5G.

What to check before buying a travel eSIM

1. eSIM hardware: dial *#06# , if an EID number appears, you're compatible.
2. Carrier unlock status: phones bought on instalment plans may be locked to your home carrier. Most outright purchases are unlocked.
3. iOS version: iOS 12.1 or newer for full eSIM support.
4. Android version: Android 9 or newer typically supports eSIM, though it depends on the manufacturer.
5. Region-specific variants: some Samsung models sold in Hong Kong or China are dual physical SIM with no eSIM , verify your specific model number.

Travel-friendly phones that don't support eSIM

• iPhones older than XS (iPhone X, 8, 7, 6 series).
• Most budget Android phones (entry-level Samsung A series before A53, Xiaomi Redmi entry models).
• Older Huawei devices without Google Services.
• Region-specific dual physical SIM variants (verify model number).

Tip: if your current phone doesn't support eSIM but you travel often, an unlocked, mid-range eSIM-capable phone (e.g., Pixel 7a, iPhone SE 3, Samsung Galaxy A55) makes an excellent secondary travel device , pair it with a eSIMBuy plan and you have a full mobile internet kit for any destination.

No, roaming is not free in the Cayman Islands with your US (AT&T/T-Mobile) or UK SIM card; it is not included in domestic plans.

This is a common roaming trap for travelers. Although the Cayman Islands is a British Overseas Territory, it is not part of the United States and is not included in the EU's free roaming zone. This means your domestic plan from carriers like AT&T, T-Mobile, or Verizon in the US, or Vodafone and O2 in the UK, will not cover your usage here.

While your existing SIM card will generally connect to local networks in Grand Cayman and other islands, it's vital to understand the costs involved. Your home carrier's service will function, but:

• Your domestic plan benefits will not apply.
• You'll be charged expensive international "Day Pass" rates.
• These daily passes typically cost $10-$14, quickly adding up during your trip.

Many travelers find these daily charges to be a significant and unexpected expense for cell service in the Cayman Islands. For a more budget-friendly approach, a eSIMBuy eSIM offers a one-time prepaid fee for data and calls, which is significantly cheaper than paying daily roaming charges from your home carrier.

Yes, perfectly. This is the ideal solution for cruise passengers. Your cruise ship's Wi-Fi is satellite-based, expensive, and often turned off in port. The moment your ship docks in George Town (Grand Cayman), your eSIM will connect to the local 4G network. This allows you to leave the port, use Google Maps, and upload your Stingray City photos for the day without paying your cruise line's high fees. 

Yes, for mobility and price. Most luxury resorts on Seven Mile Beach (like the Ritz-Carlton or Kimpton) charge very high fees for "premium" Wi-Fi, and it often only works in the lobby or room. A personal eSIM gives you a private, fast 4G/LTE connection that works everywhere, by the pool, on the beach, and, most importantly, when you leave the resort to explore. 

Yes, in key areas. Our eSIM plan covers all three islands. It connects to local networks that provide coverage not just on Grand Cayman, but also in the main populated areas and dive resorts on Cayman Brac and Little Cayman, ensuring you stay connected during your entire trip. 

 To give you the best speed and coverage, our eSIM connects to the Cayman Islands' premium providers, typically Digicel or Flow. This ensures you get the fastest available 4G/LTE speeds for using Google Maps on the winding roads or making WhatsApp calls from your hotel. 

 Most modern phones do, but you must check our specific list here: eSIM Compatible Devices to be 100% sure before purchasing. 

 Yes. Coverage is surprisingly good at the Stingray City sandbar, allowing you to upload photos of the rays while standing in the waist-deep water offshore. 

 Absolutely. Traffic flows on the left, and there are many complex roundabouts; reliable data for Google Maps is vital to navigate safely to West Bay or East End. 

 Yes. You will have strong 4G coverage on the remote North Side, allowing you to stay connected while relaxing at Rum Point or visiting the starfish. 

 No, Uber and Lyft do not operate here. You need reliable data to use the local CI:GO taxi fare app or find taxi dispatch numbers on Google Maps.