After years of guiding travelers through the stunning islands and pristine beaches of Phu Quoc, I’ve learned that staying connected is just as important as finding the perfect sunset spot. Whether you’re navigating to hidden beaches with Google Maps, translating menu items at local seafood restaurants, or sharing those breathtaking sunset photos from Sao Beach on Instagram, having reliable mobile connectivity can make or break your vacation experience.
Let me share everything you need to know about choosing the best SIM or eSIM for your Phu Quoc adventure.
1. Why Choosing the Best SIM / eSIM in Phu Quoc Matters
When you travel to Phu Quoc, Vietnam, staying online is essential. Whether you’re checking Google Maps, translating with Google Translate, booking a Grab car, finding restaurants, or uploading sunset photos from Sao Beach — a reliable mobile network makes your entire trip smoother.
As a local travel guide with years of experience in Phu Quoc, I’ve helped thousands of tourists choose the right SIM and eSIM. This complete guide will show you:
- The best mobile network in Phu Quoc
- Which SIM or eSIM works best
- How much data you actually need
- Current prices for 7–10 day or 15–30 day trips
- The safest places to buy SIM/eSIM
- Tips to avoid scams & connectivity issues
- Let’s begin with the most important question…
2. What is the Best Mobile Network in Phu Quoc?
After years guiding tourists across the island — from Duong Dong, An Thoi, Bai Sao, Bai Kem, to the North Island — the results are very clear.
2.1 Viettel – Best Overall Coverage (Winner)
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Strongest 4G/5G coverage in Phu Quoc
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Works best at beaches, islands, cable car areas
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Fastest speed for social media, video call, live streaming
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Best for travelers who want the most stable connection
2.2 Vinaphone – Good Coverage in Town Areas
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Fast speed in Duong Dong, An Thoi
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Works well in hotels & resorts
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Slightly weaker in remote beaches or on boats
2.3 Mobifone – Stable but Slower
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Works fine in city center
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Not as strong in island tours or remote beaches
2.4 Vietnamobile – Not Recommended
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Very weak or no signal in most parts of Phu Quoc
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Avoid for tourism use
Best Networks in Phu Quoc
| Network | Coverage Quality | Speed | Best For | Notes |
|---|---|---|---|---|
| Viettel | ⭐⭐⭐⭐⭐ | ⭐⭐⭐⭐⭐ | All travelers | Widest coverage across the island |
| Vinaphone | ⭐⭐⭐⭐ | ⭐⭐⭐⭐ | City & resort stays | Good for short trips |
| Mobifone | ⭐⭐⭐ | ⭐⭐ | Basic internet use | OK in town, weak outside |
| Vietnamobile | ⭐ | ⭐ | No | Not recommended |
3. Should You Buy a SIM or an eSIM for Phu Quoc?
eSIM is the best option for 2026.
Here’s why:
Advantages of eSIM
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Activate within 2 minutes
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No passport required
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No need to remove your main SIM
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Works immediately upon landing
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Avoid local scams at airport kiosks
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Keep your WhatsApp/Telegram number active
Advantages of Physical SIM
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Works for phones without eSIM support
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Often includes a Vietnamese phone number
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Stable connection
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Good value for long stays
Which is better?
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Short trip (7–10 days): eSIM is PERFECT
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Long stay (15–30 days): Viettel SIM or long-term eSIM is best
4. How Much Data Do You Need for a Trip?
It depends on how you travel.
4.1 Solo Traveler (Google Maps, web search, messaging)
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5–7GB for 7–10 days
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10–15GB for 15–30 days
4.2 Family or Couple (photos, social, TikTok, reels)
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10–15GB for 7–10 days
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20–30GB for 15–30 days
4.3 Content Creator / Heavy User
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Daily uploading, 4K video, Live stream
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20–30GB for 7–10 days
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50GB for 30 days
|
Plan Duration |
Data |
Network |
Price Range |
Best For |
|
10 Days |
5GB/day |
Viettel |
$10.8 |
Standard tourist use |
|
15 Days |
5GB/day |
Viettel |
$11.9 |
Longer holidays |
|
30 Days |
5GB/day |
Viettel |
$17.9 |
Long stays / Digital nomads |
Why choose Viettel eSIM?
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Best Phu Quoc coverage
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Fastest 4G/5G in An Thoi, Bai Sao, Kem Beach
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Smooth on island tours (May Rut, Hon Thom, Fingernail Island)
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Easy recharge if extending your stay
Recommended Physical SIM Cards for Phu Quoc
| SIM Type | Data | Validity | Price | Comments |
|---|---|---|---|---|
| Viettel Tourist SIM | 7–15GB | 7–10 days | 120k–200k VND ($5–8) | Best for short stay |
| Viettel Monthly Data SIM | 30–50GB | 30 days | 200k–350k VND ($8–14) | Great for 30-day stays |
| Vinaphone Tourist SIM | 5–10GB | 7–10 days | 100k–150k VND | Good in city |
| Mobifone SIM | 5–8GB | 7–10 days | 100k–130k VND | Basic use only |
5. Where to Buy the Most Secure SIM or eSIM in Phu Quoc?
Most Secure Places to Buy eSIM
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Official travel eSIM providers (online)
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Verified reseller websites
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Your hotel reception
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Trusted online marketplaces
Benefits: Avoid scams, no fake SIM cards, instant delivery.
Where to Buy Physical SIM Securely
At Phu Quoc International Airport (PQC)
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Viettel, Vinaphone, Mobifone kiosks available
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Staff help activate SIM instantly
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Prices slightly higher, but safe
At Official Viettel Store
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Address: Duong Dong Town (near Nguyen Trung Truc street)
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Requires passport for registration
At Reputable Phone Shops
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Ask for “SIM Du Lịch Viettel”
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Price must be clearly shown
Avoid:
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Random street vendors
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Non-official sellers near the airport
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Offers that seem “too cheap”
Fake SIMs often stop working after 24 hours. Be careful.
Recommended SIM/eSIM Based on Your Travel Needs
|
Viettel – Excellent at; |
Vinaphone – Very Good at; |
Mobifone – Good at: |
Vietnamobile – Poor at: |
|
Duong Dong
Long Beach area
Resorts & hotels |
City center only |
Not reliable for tourism |
Tips for the Best Internet Experience in Phu Quoc
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Keep Airplane Mode ON for 5 seconds then turn off (refreshes signal)
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If slow, switch between 4G ↔ 5G
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Avoid VPN—it slows down speed
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For long boats rides, connection may drop temporarily
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Always use My Viettel app to check data usage
Data-Saving Tips from a Local Guide
Even with generous data packages, smart usage ensures you never run out:
Bandwidth-Heavy Activities:
- Download Netflix shows before leaving hotel WiFi
- Use Spotify offline mode for beach playlists
- Download Google Maps areas for offline use
- Limit TikTok scrolling during travel days
WiFi Opportunities in Phu Quoc:
- Most hotels and resorts offer free WiFi
- Many restaurants provide connection to customers
- Cafes like Highlands Coffee have reliable WiFi
- Upload photos and videos during these times
Smart Data Management:
- Disable auto-play videos on social media
- Reduce streaming quality to 480p when mobile
- Turn off background app refresh for non-essential apps
- Monitor usage in phone settings weekly
6. Conclusion — Best SIM eSIM for Phu Quoc (2026)
Staying connected enhances rather than detracts from your Phu Quoc adventure when used mindfully. Use your connectivity to:
Enhance Your Journey:
- Discover hidden beach spots locals recommend on Google Maps
- Translate vendor conversations at the night market
- Share real-time sunset moments from Dinh Cau Rock
- Book that spontaneous island-hopping tour you heard about
- Video call family to show them the bioluminescent plankton
Maintain Balance:
- Designate phone-free beach hours
- Enjoy meals without constant photography
- Experience snorkeling at An Thoi Islands without distraction
- Let some magical moments remain unshared
The best eSIM for Phu Quoc, Vietnam ultimately depends on your specific travel style, but with this comprehensive guide, you’re equipped to make the perfect choice. Whether you opt for Viettel’s reliability, Vinaphone’s balanced approach, or a specialized eSIM provider, you’ll stay connected throughout your island paradise adventure.
Safe travels, and don’t forget to share those stunning Phu Quoc sunset photos! When you’re watching the sun dip below the horizon at Long Beach, you’ll be grateful you chose the right connectivity option to capture and share that perfect moment with the world.
Ready to explore Phu Quoc? Choose your ideal eSIM or SIM card today and ensure seamless connectivity throughout your Vietnamese island adventure. Your perfect beach vacation awaits!
FAQs Sim, eSIM for Phu Quoc
Most tourists don’t.
eSIM data-only is enough for maps, calls, and social apps.
Before you purchase an eSim Vientam for tourist, you need to first make sure that your phone supports the eSim functionality. Unfortunately, this is not available for all phones. Please refer to this link
Yes — Our esim allow hotspot / tethering.
No. Our esims can not recharge

