SIM vs. eSIM: Which Is Right for You?
Both options have pros and cons. Here's a quick comparison to help you decide.
| Feature | Physical SIM | eSIM |
|---|---|---|
| Activation | Requires physical card insertion | Instant digital activation via QR code |
| Convenience | Must pick up or have it delivered | Buy online before travel, no physical card needed |
| Device Compatibility | Works with any unlocked phone | Requires eSIM-compatible device (iPhone XS+, recent Androids) |
| Dual SIM | Can use with existing SIM in slot 2 | Keep your home SIM active for calls/SMS |
| Cost | Often cheaper for long stays | Slightly higher but very competitive |
Local Operators
China Mobile
China Mobile is the largest operator with the widest 4G/5G coverage. Tourist SIMs start at around ¥50 for 5GB data.
China Unicom
China Unicom offers competitive tourist packages with high-speed data. Many travelers find their airport counters convenient.
China Telecom
China Telecom provides reliable service and often bundles data with local calling. Their eSIM options are growing.
Where to Buy a SIM Card in China
Price Comparison
| Plan | Data | Duration | Price |
|---|---|---|---|
| China Mobile Tourist SIM | 5GB high-speed + unlimited 2G | 7 days | €8 |
| China Unicom Tourist SIM | 10GB high-speed | 15 days | €15 |
| China Telecom eSIM | 20GB high-speed | 30 days | €25 |
| Holafly China eSIM | Unlimited data (high-speed up to 2GB/day) | 15 days | €34 |
How to Activate Your China SIM / eSIM
Requirements:
- Unlocked phone
- Valid passport (for physical SIM registration)
- eSIM-compatible device (for eSIM)
Purchase a SIM or eSIM
Buy a physical SIM at the airport or an eSIM online (e.g., Holafly). Ensure your phone is unlocked.
Insert SIM or Install eSIM
For physical SIM: insert into your phone. For eSIM: scan the QR code received via email and follow prompts.
Configure APN Settings
Most SIMs auto-configure. If not, manually set APN to the operator's settings (provided with purchase).
Activate Data Roaming
Go to Settings > Mobile Data > Enable Data Roaming. Your connection should work immediately.
Practical Tips
💡 Always Carry Your Passport
In China, SIM card registration requires your passport. Keep it handy when buying or activating a physical SIM.
💡 Check VPN Compatibility
The Great Firewall blocks many foreign websites. If you need access to Google, Facebook, or WhatsApp, consider a SIM that includes a VPN (like Holafly) or use a separate VPN.
💡 Top Up Easily
You can top up your Chinese SIM via WeChat, Alipay, or at any operator store. Many eSIMs are prepaid and non-rechargeable.
Frequently Asked Questions
Which SIM card is best for China?
The best SIM depends on your needs. China Mobile offers the widest coverage, while China Unicom has great tourist packages. For convenience, an eSIM like Holafly provides instant activation and includes a VPN to bypass restrictions.
Can tourists buy a SIM card in China?
Yes, travelers can purchase a SIM card upon arrival in China by presenting a valid passport at the time of purchase. Airport counters and city stores offer tourist plans.
Do US SIM cards work in China?
Most international SIMs allow data roaming in China. This option gives you a familiar connection and often bypasses some local internet restrictions, meaning apps like Google or WhatsApp may still work.
What SIM card does China use?
China uses standard SIM cards (nano, micro, regular). The three main operators are China Mobile, China Unicom, and China Telecom. eSIMs are also widely available for compatible devices.
Can I use an eSIM from Holafly in China?
Yes, Holafly offers a China eSIM with unlimited data and a built-in VPN. It activates instantly upon arrival and requires no passport registration. Use code TOURDUMONDE5CONTINENTS for 5% off.
Whether you choose a physical SIM from a local operator or a convenient eSIM, staying connected in China is straightforward. Consider your data needs, device compatibility, and whether you need access to blocked services. For a hassle-free experience, an eSIM from Holafly with included VPN is an excellent choice. Enjoy your trip and stay online!