iPhone Air
iPhone Air is Apple's first globally eSIM-only iPhone. It features no physical SIM tray in any region, including Mainland China, making it the most travel-ready iPhone ever.
- eSIM slots2 (Dual eSIM)
- Physical SIMNone
- eSIM-onlyYes (US models)
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The iPhone Air represents a major milestone for Apple, being the first iPhone model to be sold without a physical SIM tray globally. This makes eSIM technology the primary and only way to connect to cellular networks.
Key Takeaways
- Globally eSIM-only: No physical SIM tray in any country.
- China Compatibility: First eSIM iPhone available in Mainland China.
- Dual eSIM: Support for two active lines at once.
- Travel Ready: Perfect for high-speed data with Roamix in 190+ countries.
Apple's First Globally eSIM-Only iPhone
Unlike previous models that maintained physical SIM slots in certain regions, the iPhone Air is fully digital. This streamlined design removes the SIM tray entirely, relying on eSIM (Embedded SIM) technology for all cellular connectivity.
This is particularly notable for users in Mainland China, as the iPhone Air is the first model to offer eSIM support in that region, where previous iPhones were dual physical SIM only.
iPhone Air and eSIM Performance
The iPhone Air supports the latest 5G standards and is optimized for Dual eSIM performance. You can effortlessly switch between your home carrier and a travel eSIM like Roamix.
| Model | eSIM Slots | Physical SIM | eSIM-Only | Released |
|---|---|---|---|---|
| iPhone Air | 2 (Dual) | No | Yes | 2025 |
How to Set Up Roamix eSIM on iPhone Air
Activating a travel eSIM on your iPhone Air is a simple, paperless process:
- Purchase a plan at roamix.app.
- Open Settings and go to Cellular.
- Tap Add Cellular Plan.
- Scan the QR code from your confirmation email.
- Follow the prompts to label your new line.
- Set Roamix as the Cellular Data line.
Benefits of eSIM-Only for Travelers
For travelers, the iPhone Air removes the hassle of swapping tiny physical SIM cards. With Roamix, you can buy data for your destination before you even leave home. When you land, your device connects to the local network automatically, keeping you connected from the moment you step off the plane.
Important: Carrier Unlock
Before purchasing a Roamix eSIM, ensure your iPhone Air is not locked to a specific carrier. To check:
- Go to Settings > General > About.
- Look for Carrier Lock.
- If it says No SIM restrictions, your device is ready for any eSIM.
iPhone Air eSIM — Frequently Asked Questions
Is iPhone Air eSIM-only?
Yes. iPhone Air is Apple's first globally eSIM-only iPhone. It has no physical SIM tray regardless of where you purchase it, including Mainland China.
Does iPhone Air work in China with eSIM?
Yes. iPhone Air is the first iPhone model to support eSIM in the Chinese market, making it uniquely positioned for international users and locals alike.
Can I use two eSIMs at once on iPhone Air?
Yes. iPhone Air supports Dual eSIM technology, allowing you to have two active lines simultaneously (e.g., your home line and a Roamix travel plan).
How many eSIMs can I store on iPhone Air?
You can store up to 8 eSIM profiles on your iPhone Air, though only two can be active at the same time.
Is Roamix compatible with iPhone Air?
Absolutely. As long as your device is carrier-unlocked, Roamix works perfectly on iPhone Air for global data connectivity.
More Apple Guides
View alliPhone 17 Series
The iPhone 17, 17 Pro, and 17 Pro Max support eSIM and Dual eSIM. They are eSIM-only in the USA and several other regions, but retain a physical SIM slot elsewhere. Fully compatible with Roamix for travel.
iPhone 16 Series
Every iPhone 16 model supports eSIM. US models are eSIM-only with no physical SIM tray. Supports Dual eSIM — two active lines simultaneously. Compatible with Roamix for 190+ countries.
iPhone 15 Series
All iPhone 15 models support eSIM. US models are eSIM-only. Dual eSIM lets you run two lines at once — keep your home number active while using Roamix for data abroad.