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📱 OnePlus eSIM Vietnam: Setup & Traveler Guide 2025
In 2025, more travelers are asking whether their OnePlus devices support eSIM in Vietnam. While iPhone, Samsung, and Pixel dominate the conversation, OnePlus is catching up with eSIM functionality. This guide covers compatible OnePlus models, how to activate eSIM in Vietnam, case studies, troubleshooting, and the best data plans for travelers.
🔑 Which OnePlus Models Support eSIM?
Not all OnePlus phones currently support eSIM. Based on OnePlus global documentation and telecom reports (2024–2025), the following models have partial or full eSIM capability:
- 👉 OnePlus 11 and OnePlus 11R (regional support in EU and Asia)
- 👉 OnePlus 12 (launched late 2024, global eSIM support confirmed)
- 👉 OnePlus Open (foldable, includes eSIM functionality)
Note: Availability may depend on carrier support. In Vietnam, eSIM is primarily supported on Viettel, MobiFone, and Vinaphone networks.
📱 How to Set Up OnePlus eSIM in Vietnam
- Go to Settings → Mobile Network → eSIM.
- Tap + Add eSIM and choose “Scan QR code.”
- Scan the QR code provided by your Vietnam eSIM provider.
- Label the profile (e.g., “Vietnam Data”).
- Set the Vietnam eSIM as the preferred data SIM.
Activation usually takes less than 5 minutes. Restart your device if data doesn’t connect automatically.
🌍 Why Use OnePlus eSIM in Vietnam?
- ✔ Avoid high roaming charges from your home carrier.
- ✔ Access Vietnam’s growing 5G networks in major cities.
- ✔ Keep your home SIM active for OTP and banking messages.
- ✔ Flexibility: store multiple eSIM profiles for different trips.
📊 Case Studies
Case 1: Daniel from UK used a OnePlus 11 during his 20-day trip. He installed a MobiFone 20-day eSIM (4GB/day). His home SIM remained active for UK banking alerts, while he used the Vietnam eSIM for maps, Grab, and WhatsApp calls. Savings: approx. $95 compared to roaming.
Case 2: Aiko from Japan visited Ho Chi Minh City with a OnePlus 12. She activated a Viettel eSIM (5GB/day, 30 days). Thanks to 5G speeds averaging 190 Mbps, she managed remote work video calls without interruption.
📡 Vietnam 4G/5G Coverage for OnePlus eSIM
Speedtest Global Index (Q2 2025) shows Vietnam’s networks are competitive regionally:
- 📌 Viettel – 5G coverage in Hanoi, HCMC, Da Nang.
- 📌 MobiFone – strong along coastlines and islands like Phu Quoc.
- 📌 Vinaphone – reliable in northern provinces and tourist routes.
Average download speeds: Hanoi 205 Mbps, HCMC 190 Mbps, Da Nang 170 Mbps.
⚖️ Pros and Cons of OnePlus eSIM Setup in Vietnam
| Pros | Cons |
|---|---|
| ✔ Easy to switch between home and Vietnam lines | ❌ Not all OnePlus models support eSIM |
| ✔ Access to Vietnam’s fast 5G | ❌ Some users report regional firmware limits |
| ✔ Store multiple profiles for future trips | ❌ May require manual APN adjustment |
🛠 Troubleshooting OnePlus eSIM in Vietnam
- 🔄 No connection? Check if “Mobile Data” is enabled for the Vietnam eSIM profile.
- 📶 Slow speeds? Lock to 4G/5G in “Preferred Network Type.”
- 🕒 Activation failed? Delete the profile and rescan the QR code.
- ❌ Unsupported model? Use a portable Wi-Fi hotspot as backup.
📘 For more information:
- OnePlus Official Website
- Apple Support – eSIM and Dual SIM (for reference)
- Ookla – Vietnam Mobile Speedtest Index
🚀 Recommended Vietnam eSIM Plans for OnePlus
- Viettel eSIM – 5GB/day, 15–30 days, from $13.50
- MobiFone eSIM 20 Days – 4GB/day with VN number, $14.50
- MobiFone eSIM 30 Days – 6GB/day with VN number, $18.50
All plans work with compatible OnePlus eSIM Vietnam devices, ensuring fast and reliable internet across the country.
📌 Prepare Your OnePlus eSIM for Vietnam
Before flying to Vietnam, set up your eSIM online. Scan the QR code, activate data, and you’ll be connected as soon as you land. Read our full device setup guide for more details.
Contact: WhatsApp: +84 98 307 49 15 | LINE: anyaxiaoying | Email: info@govnsim.com