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🇻🇳 Best eSIM Data-Only Plans Vietnam: Compare, Choose, Activate (2025)
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Looking for the best data-only eSIM plans in Vietnam? Whether you’re a tourist, digital nomad, or expat, 2025 brings more flexible, affordable options than ever. This guide compares Vietnam’s most popular eSIM data plans (Viettel, MobiFone, VinaPhone), real prices, coverage, speed, and how to activate—so you can choose with confidence.
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Fact: In H1/2025, over 63% of short-term foreign visitors to Vietnam used eSIM data-only plans (source: VNAT), making eSIM the top choice for travelers.
💡 1. What is a Data-Only eSIM?
📱 Data-only eSIM means you get high-speed mobile data, but no local phone number for calling or texting.
✅ Pros: Cheaper, instant delivery, perfect for maps, social, streaming, work.
⚠️ Cons: No SMS/call for Grab/food apps; can’t receive local OTP for banking.
🧑💻 2. Who Should Use Data-Only Plans?
- 🧳 Short-term tourists: Fast Google Maps, Instagram, WhatsApp—skip local SIM shop queues.
- 💻 Remote workers/digital nomads: Stay online anywhere with 4G/5G (verified: 97% coverage in main cities by Viettel).
- 🌏 Travelers with dual SIM: Keep your main number active, use eSIM for data only.
- 🎒 Backpackers: Pay only for data, no local phone bill.
🔔 Tip: If you need a local number for Grab, Zalo, or banking, choose a Vietnam eSIM with phone number instead.
🏆 3. Top eSIM Data Providers in Vietnam (Market Share 2025)
- 🔴 Viettel: Largest network, 53% market share, best rural/mountain coverage.
🌐 Viettel eSIM Vietnam (GoVnSIM) - 🔵 MobiFone: 22% market, reliable in most cities, popular with long-term expats.
🌐 MobiFone eSIM Vietnam - 🟢 VinaPhone: 17% market, great speed, often best for short stays and urban tourists.
🔗 See carrier stats: OpenSignal Vietnam 2024
📊 4. Comparing Best Data‑Only eSIM Plans (2025)
| 🏷️ Plan | 📶 Daily Data | ⏳ Validity | 🚀 Network | 💰 Price (USD) |
|---|---|---|---|---|
| Viettel Data eSIM – 10‑Day | 3 GB/day | 10 days | Viettel | $8.50 |
| Viettel Data eSIM – 15‑Day | 5 GB/day | 15 days | Viettel | $13.50 |
| Viettel Data eSIM – 30‑Day | 5 GB/day | 30 days | Viettel | $18.50 |
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🕵️♂️ 5. How to Choose: Key Factors for Tourists & Expats
- 📡 Coverage: Going trekking, Sapa, or Ha Giang? Viettel = best for mountains. City trip only? Any provider is fine.
- ⚡ Speed: All plans above deliver >25Mbps average (source: Speedtest Global Index) in cities.
- 💵 Budget: All options are under $9 for 10–15 days of data—much cheaper than roaming or airport shops.
- ⏱️ Activation speed: All eSIMs from GoVnSIM: delivery within 5–30 minutes, support in English, Chinese, Vietnamese.
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Case Study: “Bought Viettel 15-day eSIM from GoVnSIM before my flight to Da Nang, activated in airport taxi, data worked instantly—even in remote Son Tra peninsula.” – Theo, Germany, June 2025
Case Study: “Bought Viettel 15-day eSIM from GoVnSIM before my flight to Da Nang, activated in airport taxi, data worked instantly—even in remote Son Tra peninsula.” – Theo, Germany, June 2025
🔗 Want a plan with voice and SMS? Check Vietnam eSIM with phone number: full guide.
🌏 Need device info? eSIM Supported Phones List.
🔑 6. Step-by-Step: How to Activate Your Vietnam Data-Only eSIM
- 🛒 Order your eSIM online: Choose your plan at GoVnSIM. Make sure your device is eSIM-compatible (check the full list).
- 📧 Receive your QR code by email: Double-check your spam/junk folder. Delivery is usually under 30 minutes (data: GoVnSIM July 2025).
- 📲 Install the eSIM: On your phone, go to Settings > Mobile/Cellular > Add eSIM. Scan the QR or enter manual code.
- 🛬 Land in Vietnam & activate: Enable the eSIM profile. Turn on mobile data/roaming. Your device connects to the local network.
- 🌐 Test your data: Open a browser, Google Maps, or WhatsApp to check your connection.
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Fact: In GoVnSIM’s 2025 user survey, 97% of data eSIM customers were online within 3 minutes of landing at SGN, HAN, or DAD airports.
Fact: In GoVnSIM’s 2025 user survey, 97% of data eSIM customers were online within 3 minutes of landing at SGN, HAN, or DAD airports.
🛠️ Troubleshooting & Real Tips
- 🚫 QR code won’t scan? Enter activation code manually (instructions in your email from GoVnSIM).
- 📶 No signal after install? Restart device, toggle airplane mode, or select the network manually (Settings > Cellular > Network Selection).
- 🔒 Device not compatible? Double-check with the supported list or ask GoVnSIM support before purchase.
- 🕒 Activation delay? Try with strong Wi-Fi, avoid public airport Wi-Fi if possible.
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Traveler review: “My iPhone 13 installed the Viettel eSIM QR in 1 minute at Noi Bai airport. Data worked immediately—zero setup stress!” – Olivia, Australia, May 2025
Traveler review: “My iPhone 13 installed the Viettel eSIM QR in 1 minute at Noi Bai airport. Data worked immediately—zero setup stress!” – Olivia, Australia, May 2025
🖼️ Infographic: 5 Steps to Activate Your Vietnam Data eSIM
❓ FAQs – Data-Only eSIM Vietnam (2025)
- 🗺️ Does my eSIM work outside major cities?
🌄 Viettel covers 97% of Vietnam’s territory, including Sapa, Ha Giang, Mekong Delta. See OpenSignal’s 2024 report. - 💸 Is eSIM cheaper than roaming or pocket WiFi?
✔️ Yes! Data-only eSIMs cost ~$5–$9 for 7–15 days (vs $25–$40 for roaming or pocket WiFi)
⏳ Validity begins on activation, not purchase. Order in advance, activate on arrival. - 🔢 Can I get a local phone number?
🚫 Not with data-only plans. For a phone number, see Vietnam eSIM with phone number guide. - 📞 Can I use data-only eSIM for Grab, Zalo, banking?
⚠️ You need a local number to register for these apps. Data-only eSIM is best for browsing, social, and maps. - 🆘 Need help?
💬 GoVnSIM provides real-time support via WhatsApp, LINE, or email in English, Vietnamese, Chinese.
📊 Quick Comparison: Data-Only eSIM vs. Local SIM & Pocket WiFi
| 🛠️ Feature | 📱 Data-Only eSIM | 💳 Local SIM | 📶 Pocket WiFi |
|---|---|---|---|
| Buy/Setup | Online, instant | Airport/shop, queue | Airport, deposit |
| Speed | 4G/5G | 4G/5G | Depends (shared) |
| Device Needed | eSIM phone/tablet | Any unlocked phone | WiFi device + phone |
| Calls/SMS | No | Yes | No |
| Best for | Solo travelers, remote workers | Locals, long stay | Groups, backup |
| Avg. cost (7–15 days) | $5–$9 | $6–$10 | $25–$40 |
🗣️ Real Traveler Feedback (2025)
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“I used GoVnSIM data-only plan for a 10-day work trip in Saigon. No dead spots, 5G almost everywhere, and no SIM swaps. Highly recommend for digital nomads.” – Sasha, Russia, April 2025
“I used GoVnSIM data-only plan for a 10-day work trip in Saigon. No dead spots, 5G almost everywhere, and no SIM swaps. Highly recommend for digital nomads.” – Sasha, Russia, April 2025
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“Trekking in Ha Giang, Viettel data eSIM kept me online for maps, even when friends on other networks lost signal.” – Rasmus, Denmark, Feb 2025
“Trekking in Ha Giang, Viettel data eSIM kept me online for maps, even when friends on other networks lost signal.” – Rasmus, Denmark, Feb 2025
🚀 Ready to Choose Your Data-Only eSIM?
👍 Get connected in minutes! Order your Vietnam data eSIM online at GoVnSIM for fast, fact-checked service. If you need calls/SMS for Grab or Zalo, see this guide instead.
💬 Still unsure? Contact GoVnSIM support on WhatsApp (+84 98 307 49 15) or LINE (anyaxiaoying) for quick, multilingual help.