Oppo
Does the Find X3 Neo support eSIM?
No, the Find X3 Neo has no eSIM and only works with a physical SIM.
The Find X3 Neo does not have eSIM. For mobile data abroad you will need a physical (travel) SIM with this device, or roaming from your own provider.
Source: GSMArena
Check your Find X3 Neo for an eSIM yourself
Dial *#06# on your phone. A 32-digit EID number means your phone has an eSIM. On iPhone check Settings > General > About; on Android check Settings > SIM manager.
Frequently asked questions about the Find X3 Neo
Can I use an eSIM on the Find X3 Neo?
No. The Find X3 Neo is not eSIM-compatible and only works with a physical SIM. For mobile data abroad you'll need a physical travel SIM with this device.