Is the Samsung Galaxy S20 Ultra eSIM compatible? | VoiSim
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Samsung Galaxy S20 Ultra eSIM compatibility
The Samsung Galaxy S20 Ultra is generally eSIM-capable. Samsung confirms eSIM support for the Galaxy S20 series; however, you should check your specific S20 Ultra variant (SM-G988B/DS, SM-G988U1, etc.), One UI version, and carrier freedom directly on the device, as regional differences may exist.
Check the eSIM option directly in your device settings before purchasing. Regional variants, software status, as well as SIM/network locks or carrier profiles can affect usage.
At a glance
- ✅ Device shows an option such as "Add eSIM" or "Add mobile plan".
- ✅ Smartphone is not blocked by a SIM lock, network lock, or carrier profile.
- ✅ Installation is ideally performed before your trip using a stable Wi-Fi connection.
Check for eSIM in 3 steps
Open Settings
Go to "Settings" > "Connections" > "SIM Manager".
Check for eSIM option
Look for "Add eSIM", "Add mobile plan", or a similar option.
Verify before purchasing
If the option is missing, check your software status, model variant, and potential carrier/regional restrictions.
Samsung note: Menu names may vary depending on your One UI/Android version and carrier profile. For imported, regional, or carrier-locked Galaxy S20 Ultra devices, you should verify eSIM and carrier freedom directly on the device.
Ready for your trip?
If your Samsung Galaxy S20 Ultra shows the eSIM option, you can select a suitable VoiSim data plan for your destination.
Using VoiSim eSIM while traveling
With an eSIM-compatible Samsung Galaxy S20 Ultra, you can digitally install your VoiSim data plan and use it for mobile data at your destination. Depending on the device and settings, your main SIM can remain in the smartphone in parallel.
After installation, consciously select which line to use for mobile data, and pay attention to the activation and duration details of your specific VoiSim plan.
Frequently asked questions about the Samsung Galaxy S20 Ultra and eSIM
Does the Samsung Galaxy S20 Ultra have an eSIM?
Yes, the Galaxy S20 Ultra generally supports eSIM. Samsung has equipped the entire S20 series (S20, S20 Plus, S20 Ultra) with eSIM capability. It is crucial that the eSIM option is visible in the SIM Manager of your specific device.
Can I use VoiSim on the Galaxy S20 Ultra?
Generally yes, provided your Galaxy S20 Ultra supports eSIM, is unlocked, and the VoiSim eSIM profile can be installed correctly.
Where can I find eSIM on the Galaxy S20 Ultra?
Usually under Settings > Connections > SIM Manager. An option such as "Add eSIM" should appear there. The Samsung Dual-SIM menu displays both SIMs (physical and eSIM).
Why don't I see an eSIM option?
Possible reasons include regional model variants (e.g., models from certain Asian markets), carrier profiles, SIM/network locks, outdated software, or disabled mobile options. Some carriers hide the eSIM functionality.
Can I use a SIM and a travel eSIM in parallel?
In many cases, yes. You define which SIM is used for mobile data in the SIM Manager. This allows your home SIM to remain reachable for calls and SMS while the travel eSIM provides data.
Do all Galaxy S20 Ultra models support eSIM?
No, not all variants. International models such as the SM-G988B/DS support eSIM, while some regional or carrier-locked variants have this feature disabled. Check your exact model number under Settings > About phone > Status.
What are the model numbers for the Galaxy S20 Ultra?
The Galaxy S20 Ultra carries the model number SM-G988 for the 4G variant and SM-G988B/DS for the international dual-SIM version with eSIM. In the USA, there are the SM-G988U (carrier) and SM-G988U1 (unlocked) variants. Exact eSIM availability varies by region and carrier.
Is the Galaxy S20 Ultra compatible with VoiSim travel destinations?
Yes, as long as your device supports eSIM and is not locked, you can use VoiSim data plans for numerous destinations – from Europe and the USA to Turkey.
Official sources for device checking
For the technical assessment, official Samsung manufacturer/support sources were used. In case of doubt, additionally check your own device directly.
Further helpful links
Check similar Samsung devices
Find a suitable VoiSim eSIM
Select your destination and check the suitable data plan for your trip.
Note: This page is a cautious compatibility assessment for travel eSIMs. eSIM features may vary depending on the regional device variant, software status, carrier profile, and locks. No statements are made regarding guaranteed network coverage, speed, or universal availability.