Does a Hong Kong eSIM work in mainland China?

No. Hong Kong is a separate mobile market. If your trip includes Shenzhen, Guangzhou or anywhere in mainland China, buy a plan that lists mainland China coverage or add a separate China eSIM.

Will it work in the MTR?

Yes. CSL, SmarTone and 3HK all provide in-tunnel coverage, so you stay connected across the MTR network including the Airport Express.

Do I need to enable Data Roaming?

Yes, on the eSIM line only. For eSIMs roaming is a technical setting, not a billing one — you will not be charged extra.

Can I hotspot to my laptop?

Yes, tethering is supported on all Wanderly Hong Kong plans, which makes them a good option for short work trips.

How much data do I need for a long weekend?

3–5 GB covers maps, messaging, ride-hailing and social for most 3–5 day visits. Choose 10 GB or unlimited if you plan to stream or hotspot.

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Hong Kong (China) eSIM

8 standard plans · 13 total

Free eSIM in Hong Kong (China) — 500MB–1GB free for first-time users, claimed in the Wanderly app. No card.

Choose your package

Start with a travel style or fine-tune the sliders.

Data Amount10 GB

Validity Period30 days

Total plan price

$7.99USD

Price per GB

$0.80

10 GB30 days3G/4G/5G

Coverage: Single country
Plan type: Data only
Top-up: Available
Activation: On network connection

Available packages

7 days

15 days

30 days

180 days

What's Included

Instant email delivery

QR code activation

24/7 customer support

No hidden fees

Data-only eSIM

Works with iPhone & Android

Easy installation guide

Refund eligible

Hong Kong (China) eSIM plans at a glance

Wanderly lists 8 fixed-data Hong Kong (China) plans, ranging from 1GB up to 50GB over 7 to 180 days. Prices start at $1.99, and the lowest cost per gigabyte is $0.47/GB on the 50GB 30-day plan.

Unlimited day-passes are also available from $1.99 per day, billed per day rather than per gigabyte. All 13 Hong Kong (China) plans can be topped up without reinstalling the eSIM.

Every plan is data-only and installs from a QR code, so your home number stays active on its own line. Validity starts when the eSIM first connects to a network in Hong Kong (China), not at purchase, which means you can install before you fly.

🇭🇰 About eSIMs in Hong Kong

Hong Kong has some of the densest mobile coverage in the world. Wanderly Hong Kong eSIMs connect to CSL, SmarTone or 3HK, which means fast 4G/5G on Hong Kong Island, Kowloon and the New Territories, plus signal inside every MTR station and most tunnels — a real difference from budget resellers that drop out underground.

Most visitors use less data than they expect for maps (the city is compact) but far more for messaging, ride-hailing and translation. For a 3–5 day stopover, 3–5 GB is comfortable; for a week of remote work or heavy hotspot use, 10–20 GB or unlimited is the safer pick. Note that a Hong Kong eSIM does not cover mainland China — if your trip includes Shenzhen or Guangzhou, choose a plan with mainland coverage or add a separate China eSIM.

Provisioning takes about 90 seconds by QR code. Install before you fly, land at HKG, switch data to the eSIM, and you are online before you reach the Airport Express.

How to activate your eSIM in Hong Kong

1
Buy before you fly
Purchase your Hong Kong eSIM while you are on reliable Wi-Fi. The QR code arrives by email in under a minute.
2
Install the eSIM
iPhone: Settings → Cellular → Add eSIM → Scan QR. Android: Settings → Network & internet → SIMs → Add eSIM. Label it 'Hong Kong'.
3
Land and switch data
After landing at HKG, toggle airplane mode on and off, set Cellular Data to the Hong Kong eSIM, and turn on Data Roaming for that line (normal for eSIMs — no extra charge).
4
Test before the Airport Express
Open Google Maps or Citymapper. If you see 4G/5G and the map loads, you are ready. Keep your home line active for iMessage and calls.

Hong Kong eSIM FAQ

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