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Hong Kong eSIM
A 5 GB Hong Kong eSIM costs £6.99 for 30 days on csl and SmarTone with 5G. Plans start at £3.99 for 100 MB. Delivered by email in seconds.
Hong Kong's csl and SmarTone networks carry your eSIM's data, so you can call a ride with Uber or HKTaxi, check your route and send WhatsApp messages across Kowloon, Hong Kong Island and beyond, wherever the day takes you.
- 5G and 4G
- 2 networks: csl, SmarTone
- Top up anytime
- Instant email delivery

Your Hong Kong eSIM in two questions
Which Hong Kong eSIM plan do I need?
Hong Kong trips come in all shapes, so match your plan to how long you're staying and how much you'll use your phone.
- A city break in Kowloon and Hong Kong Island: for light use, such as maps, messages and the odd ride, pick 500 MB a day for 3 days.
- A fortnight touring Lantau Island, the New Territories and Sai Kung: for standard use, with social media and music, pick 10 GB for 30 days.
- A long stay: for standard use over a month, pick 20 GB for 30 days.
- A trip that also takes in Macau and mainland China: choose the China, Hong Kong & Macau bundle, which covers all three.
Most plans can be topped up, and the longest one runs for 180 days.
All 52 Hong Kong eSIM plans
Prices include any taxes. Price per GB shown so you can compare at a glance.
| Data | Valid for | Price | Per GB | Top-up | Buy |
|---|---|---|---|---|---|
| 100 MB · 7 days | £3.99 / €3.99 / $3.99 | No limit | Choose | ||
| 500 MB · 7 days | £3.99 / €3.99 / $3.99 | No limit | Choose | ||
| 1 GB · 7 days | £3.99 / €3.99 / $4.99 | £3.99 / €3.99 / $4.99 | Choose | ||
| 3 GB · 15 days | £4.99 / €4.99 / $5.99 | £1.66 / €1.66 / $2.00 | Choose | ||
| 3 GB · 30 days | £4.99 / €5.99 / $5.99 | £1.66 / €2.00 / $2.00 | Choose | ||
| 5 GB · 30 days | £6.99 / €7.99 / $8.99 | £1.40 / €1.60 / $1.80 | Choose | ||
| 10 GB · 30 days | £10.99 / €13.99 / $14.99 | £1.10 / €1.40 / $1.50 | Choose | ||
| 20 GB · 30 days | £18.99 / €22.99 / $24.99 | £0.95 / €1.15 / $1.25 | Choose | ||
| 50 GB · 30 days | £38.99 / €46.99 / $50.99 | £0.78 / €0.94 / $1.02 | Choose | ||
| 50 GB · 180 days | £63.99 / €76.99 / $83.99 | £1.28 / €1.54 / $1.68 | Choose |
Networks your Hong Kong eSIM uses
Your eSIM joins the strongest of these local networks automatically, wherever you are in Hong Kong.
| Country | Networks | Speed |
|---|---|---|
| csl, SmarTone | 5G |
Good to know
- Data only: your own number keeps working for calls and texts
- Hotspot works where your phone and the network allow it
- Plans start when you first connect; install within 180 days
- Your data routes through Singapore, so some sites may show that country
- Top up the same eSIM any time, no new QR code
Travelling further?
These eSIMs cover Hong Kong and more countries on one plan.
Will my eSIM have signal in Hong Kong?
Your eSIM joins csl or SmarTone in Hong Kong, and you get 5G. Signal is strong across the city, including most tunnels and the MTR network, so you can check maps on the MTR. Your phone picks between csl and SmarTone on its own, so there's nothing to switch.
- Get around with Uber or HKTaxi, and keep in touch on WhatsApp.
- Your data reaches the internet through Singapore, a normal setup for travel eSIMs. Read how your IP address works.
- Daily plans slow to a fair-use speed once the day's allowance is used up.
How much data do you need in Hong Kong?
Light: maps, messages, email (about 0.25 GB a day). Standard: plus social, music, some video (about 0.7 GB a day). Heavy: plus streaming, video calls, hotspot (about 1.8 GB a day).
3 days
- Light · about 800 MB500 MB a day · 3 days · £3.99 / €4.99 / $4.99
- Standard · about 2 GB3 GB · 15 days · £4.99 / €4.99 / $5.99
- Heavy · about 5 GB2 GB a day · 3 days · £10.99 / €12.99 / $13.99
7 days
- Light · about 2 GB3 GB · 15 days · £4.99 / €4.99 / $5.99
- Standard · about 5 GB5 GB · 30 days · £6.99 / €7.99 / $8.99
- Heavy · about 13 GB2 GB a day · 7 days · £14.49 / €17.49 / $18.49
14 days
- Light · about 4 GB5 GB · 30 days · £6.99 / €7.99 / $8.99
- Standard · about 10 GB10 GB · 30 days · £10.99 / €13.99 / $14.99
- Heavy · about 25 GB2 GB a day · 15 days · £21.49 / €25.49 / $27.99
30 days
- Light · about 8 GB10 GB · 30 days · £10.99 / €13.99 / $14.99
- Standard · about 21 GB20 GB · 30 days · £18.99 / €22.99 / $24.99
- Heavy · about 54 GB2 GB a day · 30 days · £42.49 / €50.49 / $54.99
How to set up your Hong Kong eSIM
Install at home
On Wi-Fi, tap Install on iPhone (iOS 17.4+), scan the QR code, or type the two codes from your email.
Switch on when you land
Turn on your eSIM line, choose it for mobile data and switch Data Roaming on for that line.
You're online
Your phone joins csl and your plan starts. Check data left on your eSIM page.
Using your phone in Hong Kong: data tips
Your phone comes alive at Hong Kong International (HKG), so get set up before you fly.
- Landing: Install your eSIM on home Wi-Fi, then switch it on at Hong Kong International (HKG) and turn on data roaming for the eSIM line.
- Getting around: Use Uber or HKTaxi to move between Hong Kong Island, Kowloon, Lantau Island, the New Territories and Sai Kung.
- Staying in touch: Message friends on WhatsApp over your eSIM data. Your home number stays on for calls and texts, and you can check how WhatsApp and your home number work together.
- Free Wi-Fi: The government's Wi-Fi.HK network offers free Wi-Fi at many public places, so save your mobile data for maps and messages.
- Data use: Light use, such as maps, messages and email, comes to about 1.8 GB for a week. Heavy use with streaming, video calls and hotspot comes to about 12.6 GB.
Hong Kong eSIM questions
How much is an eSIM for Hong Kong?
Hong Kong eSIMs start at £3.99 for 100 MB over 7 days. A 5 GB plan for 30 days costs £6.99. Prices include any taxes and show in pounds, euros or dollars.
Which networks does the Hong Kong eSIM use?
Your eSIM connects to csl and SmarTone in Hong Kong, with 5G where the network has it. Your phone picks the strongest signal automatically.
When does my Hong Kong eSIM start?
Most plans start the moment your eSIM first connects to a network in Hong Kong, so you can buy and install it at home before you fly. Install it within 180 days of buying.
Can I top up my Hong Kong eSIM?
Yes. Most Hong Kong plans can be topped up from your eSIM page in two taps, with no new QR code. The plan table on this page shows which ones.
Why does my IP address show another country?
Hong Kong plans route your data through Singapore, a normal setup for travel eSIMs. Websites and apps may show that country's content; your speed and coverage in Hong Kong are not affected.
Does it come with a phone number?
Every eSIMology plan is data only. Keep your own SIM switched on for calls and texts, and use WhatsApp, FaceTime or any calling app over your eSIM's data.
What if my plans change?
Cancel an eSIM you haven't installed within 30 days for a full refund to your card, in two taps from your eSIM page.
Can I use Uber or HKTaxi in Hong Kong with an eSIM?
Yes. Uber and HKTaxi both run on mobile data, so switch your eSIM on at Hong Kong International (HKG) and book your ride before you leave the terminal.
Can I use WhatsApp in Hong Kong on an eSIM?
Yes. WhatsApp is the messaging app to use in Hong Kong. Tell your hotel your arrival time from Hong Kong International (HKG), and your messages, group chats and photos all run on your eSIM data.
Is there free Wi-Fi in Hong Kong besides my eSIM?
Yes. The government's Wi-Fi.HK network offers free Wi-Fi at many public places, so you can save your eSIM data for maps and rides when you're out in Kowloon or on Hong Kong Island.
Is there 5G in Hong Kong?
Yes. Hong Kong has 5G, and your eSIM can use it on csl and SmarTone when your phone supports 5G. Switch on 5G in your phone's mobile data settings to make the most of it.
Which eSIM covers Hong Kong and mainland China?
Choose China & Hong Kong for just those two places. Go to Macau too with China, Hong Kong & Macau, or pick Asia for 12 countries if your trip goes further.
Ready for Hong Kong?
Buy now, install today, and your plan waits until you land. Full refund if not installed.