Home networks in 11 countries charge by the day or by the pack to roam in Vietnam, usually with a speed cap or a data allowance. A Slashtel Vietnam data eSIM for the same trip starts at $4.89; across the 20 network and trip combinations below the eSIM is cheaper in every case, by 73% in the typical case and up to 95% (stc, Unlimited data with a 5GB high-speed fair-use limit, 450 minutes). The eSIM is data only: your own number stays active for calls, SMS and bank codes. Network tariffs checked 2026-10-19; Slashtel prices live.
| Network | Roaming pack | Pack price | Slashtel eSIM | eSIM price | Saving | |
|---|---|---|---|---|---|---|
| stc | Unlimited data with a 5GB high-speed fair-use limit, 450 minutes · 5GB · 30 days | SAR 632.50 | 5GB · 30 days | $8.89 ≈ SAR 33.34 | 95% | Buy |
Network prices from each network's own site, checked 2026-10-19. Trademarks belong to their owners; Slashtel is not affiliated with any network.
| Network | Roaming pack | Pack price | Slashtel eSIM | eSIM price | Saving | |
|---|---|---|---|---|---|---|
| Telus | C$18/day x 10 days · 10 days | CA$180.00 | 10GB · 30 days | $15.29 ≈ CA$21.61 | 88% | Buy |
| Bell | C$16/day x 10 days · 10 days | CA$160.00 | 10GB · 30 days | $15.29 ≈ CA$21.61 | 86% | Buy |
| Rogers | Talk, text and data · 14 days | CA$100.00 | 20GB · 30 days | $25.19 ≈ CA$35.60 | 64% | Buy |
Network prices from each network's own site, checked 2026-10-19. Trademarks belong to their owners; Slashtel is not affiliated with any network.
| Network | Roaming pack | Pack price | Slashtel eSIM | eSIM price | Saving | |
|---|---|---|---|---|---|---|
| AT&T | $12/day x 10 days · 10 days | $120.00 | 10GB · 30 days | $15.29 | 87% | Buy |
| Verizon | $12/day x 10 days · 10 days | $120.00 | 10GB · 30 days | $15.29 | 87% | Buy |
| T-Mobile | Unlimited calling; 215+ countries and destinations · 15GB · 10 days | $50.00 | 20GB · 30 days | $25.19 | 50% | Buy |
Network prices from each network's own site, checked 2026-10-19. Trademarks belong to their owners; Slashtel is not affiliated with any network.
| Network | Roaming pack | Pack price | Slashtel eSIM | eSIM price | Saving | |
|---|---|---|---|---|---|---|
| etisalat by e& | AED 35/day x 10 days · 10 days | AED 350.00 | 10GB · 30 days | $15.29 ≈ AED 56.15 | 84% | Buy |
Network prices from each network's own site, checked 2026-10-16. Trademarks belong to their owners; Slashtel is not affiliated with any network.
| Network | Roaming pack | Pack price | Slashtel eSIM | eSIM price | Saving | |
|---|---|---|---|---|---|---|
| Telstra | A$10/day x 10 days · 10 days | A$100.00 | 10GB · 30 days | $15.29 ≈ A$21.96 | 78% | Buy |
| Optus | A$10/day x 10 days · 10 days | A$100.00 | 10GB · 30 days | $15.29 ≈ A$21.96 | 78% | Buy |
| Vodafone Australia | A$5/day x 10 days · 10 days | A$50.00 | 10GB · 30 days | $15.29 ≈ A$21.96 | 56% | Buy |
Network prices from each network's own site, checked 2026-10-19. Trademarks belong to their owners; Slashtel is not affiliated with any network.
| Network | Roaming pack | Pack price | Slashtel eSIM | eSIM price | Saving | |
|---|---|---|---|---|---|---|
| Spark | 10 days; 300 minutes out + 300 minutes in, 300 texts · 3GB · 10 days | NZ$40.00 | 3GB · 15 days | $4.89 ≈ NZ$8.65 | 78% | Buy |
| One NZ | NZ$10/day x 10 days · 10 days | NZ$100.00 | 10GB · 30 days | $15.29 ≈ NZ$27.05 | 73% | Buy |
| 2degrees | NZ$8/day x 10 days · 10 days | NZ$80.00 | 10GB · 30 days | $15.29 ≈ NZ$27.05 | 66% | Buy |
Network prices from each network's own site, checked 2026-10-19. Trademarks belong to their owners; Slashtel is not affiliated with any network.
| Network | Roaming pack | Pack price | Slashtel eSIM | eSIM price | Saving | |
|---|---|---|---|---|---|---|
| Airtel Nigeria | 3GB · 3GB · 30 days | NGN 25,000.00 | 3GB · 30 days | $5.99 ≈ NGN 7,971.00 | 68% | Buy |
Network prices from each network's own site, checked 2026-10-16. Trademarks belong to their owners; Slashtel is not affiliated with any network.
| Network | Roaming pack | Pack price | Slashtel eSIM | eSIM price | Saving | |
|---|---|---|---|---|---|---|
| Vodacom | 7 days, 200+ destinations, prepaid and contract · 5GB · 7 days | ZAR 349.00 | 5GB · 30 days | $8.89 ≈ ZAR 146.37 | 58% | Buy |
Network prices from each network's own site, checked 2026-10-19. Trademarks belong to their owners; Slashtel is not affiliated with any network.
| Network | Roaming pack | Pack price | Slashtel eSIM | eSIM price | Saving | |
|---|---|---|---|---|---|---|
| Airtel | In-flight: 250MB, 100 min outgoing calls, 100 outgoing SMS · 10GB · 30 days | ₹2,998.00 | 10GB · 30 days | $15.29 ≈ ₹1,452.00 | 52% | Buy |
| Jio | In-flight benefits · 20GB · 30 days | ₹3,999.00 | 20GB · 30 days | $25.19 ≈ ₹2,392.00 | 40% | Buy |
Network prices from each network's own site, checked 2026-09-23. Trademarks belong to their owners; Slashtel is not affiliated with any network.
| Network | Roaming pack | Pack price | Slashtel eSIM | eSIM price | Saving | |
|---|---|---|---|---|---|---|
| Singtel | 6GB for 30 days, 135 destinations including UK, USA, France · 6GB · 30 days | SGD 40.00 | 10GB · 30 days | $15.29 ≈ SGD 19.56 | 51% | Buy |
Network prices from each network's own site, checked 2026-09-26. Trademarks belong to their owners; Slashtel is not affiliated with any network.
| Network | Roaming pack | Pack price | Slashtel eSIM | eSIM price | Saving | |
|---|---|---|---|---|---|---|
| Sky Mobile | £2/day x 10 days · 10 days | £20.00 | 10GB · 30 days | $15.29 ≈ £11.47 | 43% | Buy |
Network prices from each network's own site, checked 2026-10-19. Trademarks belong to their owners; Slashtel is not affiliated with any network.
Yes, for every network and trip length in our table. stc's Unlimited data with a 5GB high-speed fair-use limit, 450 minutes costs SAR 632.50 for 30 days; a Slashtel 5GB eSIM for 30 days is $8.89, 95% less.
No. The eSIM sits next to your SIM. Keep your SIM on for calls, texts and bank codes and use the eSIM for data. Switch roaming off on your own SIM if you want to be sure it never charges you.
Calls and texts on your own number, and sometimes a speed cap. A data eSIM gives local-network data only; WhatsApp calls and messages work on it.
Each network's price is taken from its own website and dated; tariffs older than 100 days are hidden until re-checked. Slashtel prices are live from our catalogue. Rows appear only where the eSIM is cheaper.