Happy 5G Vietnam 15 Days Unlimited Data
4.5Editor score
15 days unlimited data
8GB high-speed 5G
No registration required
In this guide
Traveling to Vietnam requires reliable internet access for maps, translation, and communication. Choosing the right eSIM or SIM card ensures you stay connected without expensive roaming fees. This guide reviews the best options available for tourists and business travelers alike.
We compared these products based on data limits, network speed, validity periods, and ease of activation. Our analysis covers physical SIMs and digital eSIMs to suit different device capabilities. Each option offers unique benefits depending on your travel duration and data needs.
Each pick highlights key features, pros, and cons to help you make an informed decision quickly. Prices and availability may change, so verify details before purchasing. We aim to provide clear, honest insights for a smooth travel experience.
Top 3 Picks for Best Esim Card for Vietnam
Asia eSIM 11 Countries 15 Days
4.8Editor score
11 Asian countries covered
Unlimited data hotspot
QR code in 24 hours
5G Vietnam 30 Days Unlimited Data
5.0Editor score
30 days unlimited data
15GB high-speed 5G
Hotspot sharing allowed
Top 10 Best Esim Card for Vietnam in 2026 Compared
The following table compares all ten products side by side. It highlights key specifications like data limits, validity periods, and network types to help you choose the right plan for your Vietnam trip.
ProductsSpecificationsEditor scorePrice
Editor's Choice
Asia SIM Card 10GB 30Days
10GB data
30 days validity
5G/4G LTE
15 Asian destinations
3.7Editor score
Editor's Choice
Happy 5G Vietnam 15 Days Unlimited
Unlimited data
15 days validity
8GB high-speed 5G
No registration required
4.5Editor score
Best Premium
Happy 5G Vietnam 30 Days Unlimited
Unlimited data
30 days validity
15GB high-speed 5G
No registration required
3.3Editor score
5G Vietnam 15 Days Unlimited Data
Unlimited data
15 days validity
8GB high-speed 5G
Hotspot sharing allowed
4.0Editor score
Asia eSIM 11 Countries 15 Days
Unlimited data
15 days validity
11 Asian countries
eSIM QR code
4.8Editor score
Happy 5G Vietnam 15 Days Unlimited
Unlimited data
15 days validity
8GB high-speed 5G
No registration required
3.1Editor score
5G Vietnam 30 Days Unlimited Data
Unlimited data
30 days validity
15GB high-speed 5G
Hotspot sharing allowed
5.0Editor score
Travel Data SIM 20Days Asia
20GB high-speed
20 days validity
Instant activation
Prepaid digital SIM
for 13 Asian Countries 365 Days
10GB data
365 days validity
13 countries included
Hotspot tethering
5.0Editor score
5G Asia 12 Countries 30 Days
Unlimited data
30 days validity
15GB high-speed 5G
Free 1GB Dubai
1. Asia SIM Card – Best Overall Esim Card for Vietnam
Asia SIM Card 10GB 30Days
10GB high speed data
30 days validity
15 Asian destinations
Easy activation
The Asia SIM Card by ENC Mobile offers a practical solution for travelers visiting Vietnam and other Asian countries. With a rating of 3.7, it provides 10GB of high-speed data over 30 days, making it ideal for moderate users.
Pros
- Covers 15 destinations
- Reliable signal
- 24/7 customer service
- 3-in-1 card size
- No contract needed
Cons
- Not for Google Pixel
- Must activate in 90 days
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Its standout quality is the extensive coverage across 15 destinations including Mainland China, Japan, and Thailand. The card uses top mobile networks to ensure reliable signals. Activation is straightforward via their website, and customer service is available around the clock.
However, it is not compatible with Google Pixel phones which may limit some users. You must activate the card within 90 days of receipt or it expires. These trade-offs are acceptable for most travelers seeking connectivity.
This card suits tourists planning multi-country trips who need dependable data without monthly contracts. We recommend it for its flexibility and wide network coverage throughout Asia.
Wide Regional Coverage
The SIM works in 15 destinations across Asia ensuring you stay connected even when crossing borders.
Flexible Activation
Activation happens online within 90 days of receipt giving you plenty of time before your trip.
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2. Happy 5G Vietnam – Best Budget Esim Card for Vietnam
Happy 5G Vietnam 15 Days Unlimited
Unlimited data service
8GB high-speed 5G
15 days validity
No registration required
The Happy 5G Vietnam 15 Days SIM Card delivers impressive value with unlimited data. Rated 4.5 stars, it offers 8GB of high-speed 5G data before throttling to 128kbps which is sufficient for basic use.
Pros
- Unlimited data
- 5G high speed
- No registration needed
- Plug and play
- Social media apps
Cons
- Throttled after 8GB
- No phone number
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Key strengths include zero registration requirements and plug-and-play functionality upon arrival. It supports popular apps like Google and Instagram without needing a VPN. This makes it perfect for tourists needing quick internet access.
After the 8GB high-speed limit, speeds drop significantly which may slow heavy streaming. It also lacks a phone number so calls must be made via apps. These limitations are typical for budget data cards.
Travelers looking for affordable unlimited data over a short trip should choose this SIM. It balances cost and performance well for casual internet usage in Vietnam.
Unlimited Data Plan
Enjoy unlimited data service that keeps you connected even after your high-speed allowance is used.
No Registration Process
Save time with a SIM that requires no registration simply plug it in and start using data.
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3. Happy 5G Vietnam 30 Days – Best Value for Extended Stay
Happy 5G Vietnam 30 Days Unlimited
Unlimited data service
15GB high-speed 5G
30 days validity
No registration required
This 30-day variant offers double the high-speed data of its 15-day counterpart at 15GB. It maintains the same unlimited data structure allowing continued connectivity after the high-speed threshold is reached.
Pros
- 30 days validity
- 15GB high speed
- Unlimited data
- No registration needed
- 5G network support
Cons
- Throttled after 15GB
- Rating lower than 15 day
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The extended validity makes it suitable for month-long trips or long-term visitors. It avoids registration hassles and supports most unlocked devices. Social media apps remain accessible without VPN interference.
Despite higher specs, its rating sits lower at 3.3 suggesting potential reliability issues or customer service gaps. The throttled speed after 15GB is quite slow for video streaming. These factors affect user satisfaction.
If you need longer coverage and can tolerate slower speeds later in the plan this option works well. Compare user feedback before buying to ensure current reliability standards.
Extended Duration
Thirty days of service covers longer trips allowing you to focus on travel without daily SIM swaps.
More High-Speed Data
With 15GB high-speed data you can navigate and stream more than on shorter plans.
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4. 5G Vietnam 15 Days – Best for Hotspot Sharing
5G Vietnam 15 Days Unlimited Data
Unlimited data at reduced speed
8GB high-speed 5G
Hotspot sharing allowed
15 days validity
This product distinguishes itself by explicitly allowing hotspot sharing which is vital for travelers with tablets or laptops. It provides 8GB of high-speed 5G data over 15 days with unlimited reduced-speed data afterwards.
Pros
- Includes SIM toolkit
- Tri-cut SIM card
- Hotspot allowed
- 5G network
- Easy setup
Cons
- Throttled speed
- Some apps restricted
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The package includes a toolkit with a SIM ejector pin adding convenience for first-time users. It supports standard micro and nano sizes ensuring broad device compatibility. Social media apps function without VPN.
Some apps like ChatGPT are restricted which might limit productivity tools. The reduced speed after 8GB is standard for unlimited plans but affects heavy browsing. These limitations are manageable for most tourists.
Business travelers needing to share data across devices will find this useful. Verify hotspot capability on your specific device as not all phones work equally well.
Device Connectivity
Use the hotspot feature to connect multiple devices ensuring your tablet and phone stay online.
Ready to Use Kit
The included toolkit ensures you can swap SIMs easily without extra accessories.
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5. Asia eSIM 11 Countries – Best Digital eSIM Option
Asia eSIM 11 Countries 15 Days
Unlimited data hotspot
15 days validity
11 Asian countries
QR code delivery
This eSIM is a top choice for modern smartphones supporting embedded SIM technology. It covers 11 Asian countries including Vietnam with 15 days of unlimited data. The rating of 4.8 reflects strong user satisfaction.
Pros
- eSIM no physical card
- High auto coverage
- Fast QR delivery
- Auto activation
- Multi-country support
Cons
- Requires eSIM device
- Data only no calls
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You receive the QR code within 24 hours allowing early installation before travel. Auto activation means validity starts when you connect in Asia providing flexibility. Coverage switches automatically between operators for better signal.
It does not support voice calls directly requiring apps for communication. Devices without eSIM support cannot use this option limiting its audience. These constraints are expected for digital-only plans.
Digital natives and frequent Asian travelers will appreciate the convenience and speed. This is ideal for those who want a seamless experience without physical cards.
Automatic Activation
The plan activates automatically upon connection in Asia removing manual setup stress.
Multi-Country Flexibility
Travel across 11 Asian nations without changing cards as it supports regional roaming.
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6. Happy 5G Vietnam – Alternative Budget Option
Happy 5G Vietnam 15 Days Unlimited
Unlimited data service
8GB high-speed 5G
15 days validity
No registration required
A variant of the 15-day plan offering similar unlimited data features at a competitive price. It provides 8GB of high-speed 5G data with throttling afterward. It is designed for users prioritizing cost.
Pros
- Unlimited data
- No registration
- 5G network
- Low cost
- Social media
Cons
- Throttled speed
- Lower rating
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The lack of registration simplifies setup significantly. Popular apps like Instagram are accessible without extra steps. It works on most unlocked phones including Android and iPhone.
With a rating of 3.1 customer experiences may vary in reliability. The throttled speed restricts heavy usage after the high-speed cap. These factors make it less ideal for power users.
Budget-conscious travelers with light data needs will find it adequate. Always check current reviews before purchasing to ensure consistent performance.
Affordable Connectivity
Choose this for a low-cost solution that keeps basic internet accessible during your trip.
Unlimited Data Access
Even after high-speed data ends you still have unlimited access for light tasks.
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7. 5G Vietnam 30 Days – Best Premium Long-Term Option
5G Vietnam 30 Days Unlimited Data
Unlimited data at reduced speed
15GB high-speed 5G
Hotspot sharing allowed
30 days validity
This 30-day plan stands out with a perfect 5.0 rating indicating exceptional reliability. It offers 15GB of high-speed data with unlimited reduced-speed access afterward making it robust for long trips.
Pros
- Perfect 5.0 rating
- 30 days unlimited
- 15GB high-speed
- Hotspot allowed
- Toolkit included
Cons
- No phone number
- Throttled speed
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Hotspot sharing is explicitly supported allowing multiple devices to connect. The package includes a SIM toolkit easing physical setup. It supports popular apps without VPN restrictions.
Like others it does not include a phone number limiting direct calls. Speeds throttle after the high-speed cap though 15GB is generous. These trade-offs are minor for a 30-day plan.
Premium travelers seeking reliability and longer coverage will love this SIM. It balances data volume and convenience effectively for extended stays.
Top User Rating
With a 5.0 rating this product delivers consistent performance trusted by other travelers.
Extended High-Speed Data
Enjoy 15GB high-speed data which supports more activities like map navigation and video calls.
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8. Travel Data SIM 20Days – Best for 20GB High-Speed
Travel Data SIM 20Days Asia
20GB high-speed data
20 days validity
Instant activation
Prepaid digital SIM
This SIM focuses on high-speed data volume with 20GB over 20 days. It covers multiple Asian destinations including Vietnam ensuring connectivity across regions. Instant activation allows quick setup upon arrival.
Pros
- 20GB high-speed
- Instant activation
- Multi-country support
- Digital SIM
- Satisfaction guarantee
Cons
- No voice rating
- Price higher
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It includes basic data after the high-speed cap which supports maps and emails. The digital nature simplifies management. Support teams assist with compatibility checks.
Voice calls are not included meaning reliance on apps for communication. It carries a higher price point reflecting the larger data allowance. These are standard trade-offs for premium data plans.
Travelers needing significant high-speed data for work or media will find this ideal. It suits multi-country itineraries requiring reliable connectivity.
Large Data Allowance
With 20GB high-speed data you can use maps and stream video without constant concerns.
Regional Travel
Use one card across multiple Asian countries simplifying your travel logistics.
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9. 13 Asian Countries 365 Days – Best Annual Plan
for 13 Asian Countries 365 Days
10GB data
365 days validity
13 countries included
Hotspot tethering
This product offers a rare 365-day validity period making it unique for long-term or frequent travelers. It covers 13 countries including Vietnam with 10GB of data available throughout the year.
Pros
- 365 days validity
- 13 countries
- Hotspot supported
- No registration
- 5.0 rating
Cons
- 10GB only
- Long expiration
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Hotspot tethering allows you to share data with other devices. Most countries do not require registration simplifying setup. It allows access to popular social media platforms.
The data limit is lower compared to monthly plans requiring careful usage. If the card expires before use you may need to contact support. These limits affect casual users.
For travelers planning multiple trips over a year this offers significant convenience. It removes the need to buy new SIMs for each visit.
Annual Validity
Use the SIM for a full year giving you flexibility for future travel plans.
Multi-Country Use
Access 13 countries without switching SIMs saving money and hassle.
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10. 5G Asia 12 Countries – Best Regional Flexibility
5G Asia 12 Countries 30 Days
Unlimited data reduced speed
15GB high-speed 5G
12 Asian countries
Free 1GB Dubai
This card covers 12 Asian countries and adds a free 1GB Dubai bonus for transit. It includes 15GB of high-speed 5G data over 30 days with unlimited throttled data afterward.
Pros
- Free 1GB Dubai
- 12 countries
- 15GB high-speed
- 30 days
- Toolkit included
Cons
- No voice
- Some apps restricted
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The package includes a toolkit ensuring physical SIM setup is smooth. Hotspot sharing is supported allowing multiple device connections. Apps like WhatsApp work without extra steps.
Certain apps are restricted which may impact productivity. It lacks voice calling requiring app-based communication. These are standard for regional data SIMs.
Travelers passing through Dubai or visiting multiple Asian nations will appreciate the bonus. It provides strong value for complex regional itineraries.
Bonus Transit Data
The free 1GB Dubai data helps during layovers keeping you connected in transit.
Regional Coverage
Cover 12 Asian countries with one SIM avoiding border connectivity issues.
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Buying Guide – How to Choose the Best Esim Card for Vietnam
Selecting the right SIM depends on your trip length, device type, and data habits. Use this guide to evaluate key factors before making your purchase.
Data Volume and Speed
Look for plans offering at least 10GB of high-speed data for comfortable navigation and streaming. Unlimited plans often throttle speed after a cap so check the threshold.
Prioritize 5G support for faster internet especially in major cities like Ho Chi Minh or Hanoi.
Validity Period
Ensure the card's validity matches your travel duration. Some cards expire after a set time from activation rather than arrival.
For short trips choose 15-day plans. For longer stays 30-day options provide better value.
eSIM vs Physical SIM
Decide if your phone supports eSIM. Digital plans offer instant setup while physical cards require manual insertion.
If unsure check your device compatibility before ordering to avoid connectivity issues.
Network Coverage
Verify that the provider uses major local networks like Viettel or Vinaphone for reliable signal strength.
Cards using top networks minimize dead zones especially in rural areas.
Hotspot Capability
Check if the SIM allows hotspot sharing. This is critical if you need internet for tablets or laptops.
Not all unlimited plans support tethering so confirm in the specs.
Registration Requirements
Many tourist SIMs require no registration while others may need identity verification. Avoid complex sign-ups for quick access.
No-registration options save time upon arrival at the airport.
Multi-Country Support
If visiting other nations choose cards covering multiple Asian countries. This avoids buying separate SIMs for each destination.
Ensure Vietnam is explicitly listed in the coverage zone.
Customer Support
Look for providers with 24/7 support channels. Quick help resolves activation issues promptly.
Read recent reviews to gauge current service quality.
How to Use and Care for Your Esim Card for Vietnam
Install your SIM by inserting it into slot 1 for dual SIM phones or scanning the QR code for eSIM. Ensure data roaming is enabled on your device settings.
Keep your original packaging and activation codes safe in case you need to reset or troubleshoot. Store the SIM in a cool dry place when not in use.
Monitor your data usage through your phone settings to avoid unexpected throttling. Recharge or extend plans via the provider app before the validity ends.
Frequently Asked Questions
Can I use my existing phone number with these SIMs?
Most of these products are data-only and do not include local phone numbers. You can use VoIP apps like WhatsApp for calls but cannot receive standard voice calls.
Do I need to activate the SIM before traveling?
eSIMs can often be installed early but validity starts upon first connection. Physical SIMs should be activated according to provider instructions usually within 90 days.
Are these SIMs compatible with iPhones?
Yes most support iPhones and Androids. Check your specific model supports the required SIM size or eSIM before purchasing.
What happens when I use up my high-speed data?
After your high-speed limit you typically get unlimited data at reduced speeds like 128kbps. This allows basic browsing but limits streaming.
Is a VPN required to access social media in Vietnam?
Most tourist SIMs listed allow access to popular apps like Facebook without a VPN. Always check specific restrictions before traveling.
Can I extend my plan if I stay longer?
Some providers allow extensions or top-ups via their websites or apps. Others are prepaid only so buy extra credit in advance.
Final Thoughts on Choosing the Best Esim Card for Vietnam
We reviewed ten top eSIM and SIM options covering budget to premium needs. The Happy 5G Vietnam and Asia eSIM stand out for value and digital convenience respectively.
Prioritize data volume and network reliability over minor price differences. A stable connection ensures smooth navigation and communication throughout your journey.
Always check current prices and availability on official platforms. Confirm activation steps before departure to guarantee seamless internet upon arrival.