Is the OnePlus Open eSIM compatible? | VoiSim
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Short answer: Yes, generally eSIM-compatible
OnePlus Open eSIM compatibility
The OnePlus Open is generally eSIM-compatible. OnePlus equips its first foldable smartphone with Dual SIM support, utilizing one physical nano-SIM and one digital eSIM. However, you should check your device yourself to confirm that the eSIM option is actually available before purchasing your travel eSIM. Regional model variants, software versions, and carrier locks can affect usability.
At a glance
| Device | OnePlus Open |
| Brand | OnePlus |
| eSIM status | Generally compatible |
| Important | Check for the eSIM option on the device itself |
- ✅ Android displays an option like "SIM Manager" or "Mobile Network" with an eSIM entry
- ✅ The device is not blocked by a SIM lock, network lock, or carrier profile
- ✅ Installation is best done via a stable Wi-Fi connection before traveling
Check eSIM in 3 steps
Open settings
Go to Settings > SIM Manager or Connections > SIM Manager.
Check for eSIM option
Look for "Add eSIM" or "Add mobile plan".
Verify before purchase
If the option is missing, check the regional model variant, software version, and potential SIM locks.
Ready for your trip?
If your OnePlus Open shows the eSIM option, you can choose a suitable VoiSim data package for your destination.
Select destination nowUsing VoiSim eSIM while traveling
With an eSIM-capable OnePlus Open, you can digitally install your VoiSim data package and use it for mobile internet while on the go. Your main SIM can remain in the device at the same time.
After installation, make sure to check which SIM card is being used for mobile data, and pay attention to the activation and validity instructions for your VoiSim package.
Frequently asked questions about OnePlus Open and eSIM
Does the OnePlus Open support eSIM?
Yes, the OnePlus Open supports eSIM. OnePlus specifies Dual SIM with nano-SIM + eSIM for this model. Nevertheless, check the settings on your device before purchasing your travel eSIM.
Can I use VoiSim on the OnePlus Open?
Yes, if your OnePlus Open shows the eSIM option in the settings, you can install and use a VoiSim data package. Installation is done via QR code or app.
Can my regular number remain active?
Yes, the OnePlus Open supports Dual SIM. You can use your physical SIM for calls and SMS while the VoiSim eSIM is used for mobile data.
What should I consider for OnePlus devices from abroad?
OnePlus smartphones from certain regions may have different software versions or customized modem firmware. Always check the specific eSIM option in your device's settings before purchasing a travel eSIM.
When is the best time to install the VoiSim eSIM?
Ideally, before your trip via a stable Wi-Fi connection. This ensures the installation goes smoothly and the eSIM can be used immediately upon arrival.
Does the OnePlus Open have a SIM lock?
OnePlus smartphones are generally delivered without a SIM lock. Devices purchased through mobile carriers may have a carrier lock. Please check this before purchasing your travel eSIM.
Can I store multiple eSIMs on the OnePlus Open?
Yes, the OnePlus Open can store multiple eSIM profiles. However, you can only actively use one eSIM at a time, optionally in combination with the physical SIM.
Official sources for device verification
The following sources were used for the technical assessment. In case of doubt, please also check your own device directly.