Quick answer
Yes. All iPhone 16 models — iPhone 16, iPhone 16 Plus, iPhone 16 Pro, and iPhone 16 Pro Max — fully support eSIM. US models are eSIM-only (no SIM card tray). International models have a nano-SIM slot plus eSIM. All models support Dual SIM: two lines active simultaneously. iPhone 16 also has a faster eSIM transfer process and improved QR code scanning.
iPhone 16 eSIM specifications
| Model | Released | eSIM type | Physical SIM (US) | Physical SIM (intl) |
|---|---|---|---|---|
| iPhone 16 | September 2024 | Dual eSIM | None — eSIM only | nano-SIM + eSIM |
| iPhone 16 Plus | September 2024 | Dual eSIM | None — eSIM only | nano-SIM + eSIM |
| iPhone 16 Pro | September 2024 | Dual eSIM | None — eSIM only | nano-SIM + eSIM |
| iPhone 16 Pro Max | September 2024 | Dual eSIM | None — eSIM only | nano-SIM + eSIM |
How to install a travel eSIM on iPhone 16
- Purchase your travel eSIM at flysimio.com before your trip.
- Open the Flysimio confirmation email with the QR code.
- On iPhone 16: Settings → Cellular → Add eSIM.
- Tap "Use QR Code" and point your camera at the QR code in your email.
- Confirm the plan details. The eSIM installs in under 30 seconds.
- Label the new line (e.g., "Japan 2026").
- Set the travel eSIM as your Cellular Data source.
- Disable Data Roaming on your home carrier line.
- Done — your phone connects automatically when you land.
Travel eSIM plans for iPhone 16
iPhone 16 supports 5G on all major international carriers. Pair it with a Flysimio 5G-ready plan for the fastest travel data experience. Plans start from $1.75, cover 184 countries, and come with a 14-day full refund. Browse at flysimio.com/destinations.
Frequently asked questions
Does iPhone 16 have a SIM card slot?
US iPhone 16 models have no physical SIM slot — eSIM only. International iPhone 16 models sold outside the USA include a nano-SIM card tray alongside eSIM.
How many eSIMs can iPhone 16 have?
iPhone 16 can store multiple eSIM profiles and have two active simultaneously (Dual SIM). You can switch between stored eSIMs without reinstalling them.
Is iPhone 16 compatible with all travel eSIMs?
Yes. iPhone 16 supports the standard GSMA eSIM specification used by all travel eSIM providers including Flysimio, Airalo, Holafly, and others.
Does iPhone 16 eSIM support 5G abroad?
Yes, where the local carrier supports 5G. Flysimio plans route through tier-1 5G carriers in Japan (NTT Docomo), the UK (EE), Germany (Deutsche Telekom), and other major 5G markets. Your iPhone 16 will automatically connect to 5G when available.