Hong Kong 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. Cellesim 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 Cellesim. 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 Cellesim 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 Cellesim 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 Cellesim plan and you have a full mobile internet kit for any destination.

No, the firewall does not apply here. Unlike Mainland China, the internet in Hong Kong remains open and uncensored. You can freely access Google, Facebook, Instagram, WhatsApp, YouTube, and all other Western apps without needing a VPN. Our eSIM provides you with unrestricted access just like you are used to at home. 

No. While buying a local physical SIM card in Hong Kong now requires strict mandatory ID/Passport registration due to government regulations, Cellesim travel eSIMs are typically exempt from this hassle as they are roaming-based data plans. You can buy online and connect instantly without uploading your passport or personal details. 

 This specific plan is valid only within Hong Kong. Even though Macau and Shenzhen are just a short ferry or train ride away, they have different telecom networks (and China has firewalls). If you plan to visit the Greater Bay Area (HK, Macau, China), we highly recommend our Asia Regional or Global eSIM plans to stay connected seamlessly across all borders. 

 Hong Kong is a dense urban jungle, so signal penetration is key. Our eSIM connects to the city’s premium networks, typically CSL, SmarTone, or China Mobile HK. These providers offer excellent 4G/5G coverage, ensuring connectivity whether you are in a high-rise in Central, hiking Victoria Peak, or visiting Disneyland. 

Yes. Hong Kong moves fast, and so does our internet. You will get high-speed 4G/LTE (and often 5G) data. This is essential for reloading your Octopus Card on your phone, using the MTR Mobile app for train schedules, or navigating the busy streets of Mong Kok with Google Maps. 

Yes. Hong Kong is a major global business hub. Our eSIM supports Personal Hotspot (Tethering), allowing you to share your secure data connection with your laptop or tablet. It’s perfect for working remotely from a coffee shop in Causeway Bay or during a convention at the HKCEC. 

 The validity period starts only when you activate the eSIM by connecting to the network in Hong Kong. You can install the eSIM at home before your flight, and the days will only start counting down the moment you land at Hong Kong International Airport (HKIA) and your phone picks up the local signal. 

Yes. If you love the Dim Sum and decide to extend your trip, you can easily purchase a "Top-Up" package or a new plan directly from our website. There is no need to install a new eSIM; you can simply add more data to your existing profile. 

No. This is a data-only eSIM. It does not come with a local phone number for calls or SMS. However, you can use WhatsApp, FaceTime, Skype, or Zoom to make voice and video calls over the data connection. This allows you to stay in touch without paying for international voice roaming. 

Yes, for convenience. Buying at the airport or 7-Eleven requires queuing, currency exchange, and completing the mandatory ID registration process. With Cellesim, you buy online, receive the QR code instantly via email, and land in Hong Kong already connected, allowing you to order an Uber or check the Airport Express schedule immediately. 

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