Sony Xperia 10 Series
The Sony Xperia 10 series — including the 10 III Lite, 10 IV, 10 V, 10 VI, and 10 VII — brings reliable eSIM support to a highly efficient and balanced smartphone lineup.
- eSIM slots1
- Physical SIMYes
- eSIM-onlyNo
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The Sony Xperia 10 series supports eSIM starting from the Xperia 10 III Lite on the international firmware variant. One active eSIM alongside the physical nano-SIM at a time.
Japan carrier firmware warning: Xperia 10 devices purchased through docomo, au, or SoftBank in Japan run carrier-specific firmware that may reject non-Japanese eSIM profiles even after SIM unlock. These devices require international (non-carrier) firmware to use Roamix. Check Settings → About phone → Build number for carrier identifiers (e.g., "docomo" in the build string).
Carrier unlock check: Settings → About phone → SIM lock status. Contact your carrier to unlock if locked.
Does the Sony Xperia 10 Series Support eSIM?
Yes. Starting with the Xperia 10 III Lite, Sony has included a built-in eSIM in its mid-range Xperia 10 series. One active eSIM alongside the physical nano-SIM at a time.
Sony Xperia 10 Models and eSIM Compatibility
| Model | eSIM Slots | Physical SIM | eSIM-Only | Released |
|---|---|---|---|---|
| Xperia 10 III Lite | 1 | Yes | No | 2021 |
| Xperia 10 IV | 1 | Yes | No | 2022 |
| Xperia 10 V | 1 | Yes | No | 2023 |
| Xperia 10 VI | 1 | Yes | No | 2024 |
| Xperia 10 VII | 1 | Yes | No | 2025 |
How to Activate eSIM on Sony Xperia 10 Series
Activation requires a stable Wi-Fi connection:
- Open Settings.
- Tap Network & internet.
- Tap Mobile network.
- Tap Add eSIM.
- Select Scan QR code.
- Scan the QR code sent by Roamix to your email.
- Follow the on-screen prompts to complete the installation.
- Set the Roamix eSIM as your preferred data SIM.
- Turn on Data Roaming in the settings for the Roamix line.
Sony Xperia 10 eSIM for International Travel
Roamix works with any unlocked Xperia 10 running international firmware. Purchase a plan, scan the QR code on Wi-Fi, and connect to local networks on arrival.
Carrier unlock check: Settings → About phone → SIM lock status. Contact your carrier if locked.
Troubleshooting Sony Xperia 10 eSIM
"Add eSIM" option missing: Check Settings → Network & internet → SIMs for the + icon. If absent, your device may be carrier-locked — contact your carrier to unlock.
eSIM activates but profile rejected: Japanese carrier firmware (docomo, au, SoftBank) may reject non-Japanese eSIM profiles even after SIM unlock. Japanese-purchased Xperia 10 devices may need the international non-carrier firmware to use Roamix.
eSIM installed but no data abroad: Settings → Network & internet → SIMs → select Roamix → enable Data Roaming → set as preferred data SIM. Toggle Airplane Mode on/off.
QR code scan fails: Confirm device is on Wi-Fi. If scanning fails repeatedly, tap "Enter manually" in the Add eSIM flow and enter the SM-DP+ address from your Roamix confirmation email.
Sony Xperia 10 Series eSIM — Frequently Asked Questions
Does the Sony Xperia 10 VI have eSIM?
Yes, on the international variant. Xperia 10 III Lite, IV, V, VI, and VII all support eSIM alongside a physical nano-SIM. Japan carrier firmware (docomo/au/SoftBank) may reject third-party eSIMs even after SIM unlock — international firmware is required.
Is the Xperia 10 IV eSIM compatible?
Yes, on international firmware. The Xperia 10 IV supports one active eSIM alongside a nano-SIM. Japan carrier-branded (docomo/au) 10 IV variants may not accept non-Japanese eSIM profiles even when carrier-unlocked.
How to activate eSIM on Sony Xperia 10 series?
Settings → Network & internet → Mobile network → Add eSIM → Scan QR code. Device must be on Wi-Fi. Set the Roamix eSIM as your data SIM and enable Data Roaming after installation.
Does Xperia 10 support Dual eSIM?
No. The Xperia 10 series supports one active eSIM alongside one physical nano-SIM. Dual eSIM (two simultaneous active eSIM lines) is not available on Xperia 10 models.
More Sony Guides
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Sony Xperia 1 IV through VII support eSIM. Japanese carrier (docomo/au/SoftBank) firmware variants may show the eSIM menu but fail activation with non-Japanese providers. Requires international unlocked firmware. Path: Settings → Network & internet → SIMs → + → Download a SIM instead.
Sony Xperia 5 Series
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Sony Xperia Ace III
The Sony Xperia Ace III brings eSIM support to Sony's compact, affordable domestic line. Perfect for users in Japan and visiting travelers using Roamix.