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#Connectivity

15 guides tagged connectivity — sort or switch view to find what fits.

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Artisans crafting incense sticks outdoors at a Vietnamese workshop.
01
Travel Tips

Is Your Phone Unlocked for Vietnam? How to Check Before You Fly

A locked phone in Vietnam means no local SIM and no cheap data. Here is how to check before you board, and what to do if you are stuck.

Jun 24, 20265 min readall
A tranquil street scene in Vietnam with national flags displayed along the path.
02
Travel Tips

The Reality of Using eSIMs in Vietnam

Forget the glossy marketing for travel eSIMs. Here is how to actually manage connectivity in Vietnam without getting throttled or paying for data you cannot use.

Jun 24, 20264 min readall
Neon-lit street food stalls create a vibrant atmosphere at a bustling night market.
03
Travel Tips

Phone Unlock Check Before Vietnam: Avoiding SIM Trouble

A locked phone can strand you without data on day one in Vietnam. Here's how to check before you fly, and what to do if you're already there.

Jun 24, 20264 min readall
A tranquil street scene in Vietnam with national flags displayed along the path.
04
Travel Tips

Beyond the Airport Kiosk: A Realistic Guide to Vietnam Mobile Data

Stop overpaying for airport SIM cards. Here is how to actually manage your data needs like a local, from choosing the right network to handling top-ups.

Jun 15, 20263 min readall
A tranquil street scene in Vietnam with national flags displayed along the path.
05
Travel Tips

Staying Connected: A Local Perspective on Vietnam Mobile Data

Forget the airport kiosks and overpriced roaming plans. Here is how to actually get reliable data across Vietnam without the tourist markup.

Jun 15, 20263 min readall
A vibrant street parade captured by many people using smartphones in a bustling urban scene.
06
Travel Tips

5G in Vietnam: Where It Actually Works (And Why You Should Still Count on 4G)

5G is live in parts of Hanoi, Saigon, and Da Nang, but coverage is patchy enough that most travelers will get more reliable results sticking with 4G for now.

Jun 9, 20264 min readall
A scenic view of Turtle Tower on Hoan Kiem Lake surrounded by lush greenery in Hanoi, Vietnam.
07
Travel Tips

VPNs in Vietnam: Which Providers Actually Work in 2025

Not all VPNs survive Vietnam's network filtering. Here's what actually works for travelers, what gets blocked, and how to set it up before you land.

May 30, 20264 min readall
A bustling street packed with people and a photographer taking pictures.
08
Travel Tips

Vietnamese Tourist SIMs: What Happens After 30 Days

A Vietnamese SIM lasts longer than most tourists expect — if you top it up right. Here's how validity, data, and expiry actually work for longer stays.

May 30, 20264 min readall
Stacked bowls at a street food stall in Hanoi, Vietnam, capturing local culinary atmosphere.
09
Travel Tips

Viettel vs Vinaphone vs Mobifone: Which Tourist SIM Should You Buy in Vietnam?

Three carriers dominate Vietnam's SIM market, but they're not equal. Here's how Viettel, Vinaphone, and Mobifone actually compare on coverage, data, and price.

May 30, 20265 min readall
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Sim Card8Viettel6Travel Tips6Tips6Esim5Mobifone5Logistics4Data3
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