Google Pixel 4 Series

The Google Pixel 4 series — Pixel 4, 4 XL (2019), and Pixel 4a, 4a 5G (2020) — all support eSIM with Android 10's refined SIM management UI. One active eSIM at a time alongside the physical nano-SIM. None of these models support Dual eSIM (two simultaneous active eSIM lines).

Key Takeaways

• All Pixel 4 and 4a models support one active eSIM alongside physical nano-SIM.
• No Dual eSIM on any Pixel 4 generation model (Dual eSIM arrived with Pixel 7).
• Pixel 4a 5G (late 2020): same eSIM capability as Pixel 4a.
• Carrier unlock required for third-party eSIMs like Roamix.

Does the Pixel 4 Series Support eSIM?

Yes. All four Pixel 4 generation models support eSIM. They support one active eSIM at a time alongside the physical nano-SIM slot. None support Dual eSIM — running two eSIM lines simultaneously was not available on Pixel until the Pixel 7 series.

Regional note: The Pixel 4 lineup was widely sold through US carriers. T-Mobile and Verizon variants may be carrier-locked. Pixels purchased directly from Google (store.google.com) or Best Buy Unlocked are sold without carrier locks.

Google Pixel 4 Models and eSIM Compatibility

Dual SIM Setup on Pixel 4 and 4a

With Dual SIM Dual Standby (DSDS), your Pixel 4 can connect to two different networks simultaneously. This is ideal for travel:

1. Physical SIM: Keep your home number active for important calls.
2. Roamix eSIM: Use this for high-speed local data in your destination country.

Both lines will show signal bars on your home screen. You can choose which line uses cellular data in the SIMs menu under settings.

How to Activate eSIM on Google Pixel 4 or 4a

1. Open Settings.
2. Tap Network & internet.
3. Select SIMs or Mobile network.
4. Tap Add SIM or the + sign.
5. Select Download a SIM instead.
6. Scan your Roamix QR code.
7. Follow the prompts to install and activate.
8. Set the eSIM as your data SIM and enable Data Roaming.

Pixel 4 eSIM for International Travel

Roamix works with any unlocked Pixel 4 or 4a. Purchase a plan, scan the QR code, and your phone connects to local partner networks when you arrive.

Carrier unlock check: Settings → About phone → SIM status. If it shows "Network locked," contact your carrier to request an unlock.

Troubleshooting Pixel 4 eSIM

"Download a SIM instead" not visible: Carrier lock is the primary cause on Pixel 4 models. T-Mobile Pixel 4 devices require that the device has been active on T-Mobile for a period before unlocking. Verizon and AT&T typically unlock upon request or after financing period completion. Check Settings → About phone → SIM status.

eSIM installed but no service abroad: Go to Settings → Network & internet → SIMs, select the Roamix line, and confirm Data Roaming is enabled. Also verify Roamix is set as the preferred data SIM. Toggle Airplane Mode on/off to force network registration.

QR code scan fails: Must be on Wi-Fi during installation. If the scan fails, tap "Enter manually" and type the SM-DP+ address from your Roamix confirmation email.

Pixel 4a 5G no Dual eSIM: The Pixel 4a 5G, like all Pixel 4 generation models, supports one active eSIM at a time. Dual eSIM (two simultaneous active eSIM lines) requires a Pixel 7 or later.