Quectel EC25-EUX in Vietnam
The Quectel EC25-EUX rates good on all 3 networks in Vietnam (Viettel, VinaPhone and MobiFone).
Network by network
| Network | Verdict | Bands in use it supports | Core bands missing |
|---|---|---|---|
| Viettel | ✔ Good 100% | B1 B3 | — |
| VinaPhone | ✔ Good 100% | B3 | — |
| MobiFone | ✔ Good 100% | B3 | — |
Better-rated models here
In Vietnam it is already among the best-rated models.
About the Quectel EC25-EUX
Cat 4 · Europe (with B28) · Quectel12
- 4G B1 B3 B7 B8 B20 B28 B38 B40 B41
Adds B28 over the EC25-E (listed as B28A, the lower half of 700 MHz) but has no B5.
Network access: long-term roaming
Many globally deployed IoT devices use multi-network roaming SIMs that can attach to several networks in a country, but some countries restrict long-term roaming by foreign SIMs. A local SIM roaming domestically is not affected.
No clear rule found: No information yet.
All networks and bands in Vietnam → · The Quectel EC25-EUX in 46 countries →
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