Best eSIM Recommendations for Cambodia: 2025 Latest Comparison Guide

Top 3 eSIMs Recommended by Experts for Cambodia Travel

Elwin, Chief editor

If it's your first time using eSIM, saily.com is the best choice.

saily.com is the top brand recommended by eSIMingo as an eSIM that makes travel comfortable. Despite launching in March 2024, it boasts nearly 9,000 reviews and a high ★4.6 rating on Trustpilot, the world's largest review site (as of September 2025), proving its reliability.
Provided by the company known for the security service NordVPN, it offers robust free options like blocking malicious URLs and data saver via ad blocking. Compatible with Apple Pay & Google Pay, eliminating the need to enter card numbers.
Using coupon code "ESIMIN0948" grants a $5 discount, making it arguably the best value for money at the discounted price.

Sign up for saily.com

Jasmine, Expert

If you want to keep costs down, go to esim4travel.com

 

If sharing photos with friends, checking reviews, and navigating with Google Maps is all you need, the 1GB plan from esim4travel.com is perfect. If you run out of data, you can easily add a new plan. Nearly all plans are among the most affordable travel eSIM plans available. Use the exclusive eSIMingo coupon for even more savings!

Sign up for esim4travel.com

Lee, Tech director

Unlimited data? Nomad

 

When staying at budget hotels or suburban accommodations abroad, the WiFi signal is often weak, drops out occasionally, or isn't even provided at all. That's where Nomad comes in for working on my laptop while traveling overseas. No need to worry about data limits during trips for online meetings or OS updates. Use coupon code "ESIMTENNSZ" for a $5 discount, and you can even try 1GB of free connectivity before your trip as practice.

Sign up for Nomad

Benefits and Basics of Using eSIMs for Cambodia Travel

Cambodia is a country rich with attractions, from the majestic Angkor Wat temple complex to Phnom Penh’s historical charm and Sihanoukville’s stunning beaches. The capital, Phnom Penh, features the Royal Palace and Tuol Sleng Genocide Museum, offering insights into history and culture. Siem Reap, the gateway to Angkor Wat, is a tourist favorite, while Battambang is known for its colonial architecture and rural landscapes. Cambodian cuisine, including amok (coconut milk curry) and lok lak (stir-fried beef), is a delight for visitors. To fully enjoy Cambodia’s attractions, reliable internet connectivity is essential. eSIMs eliminate the need for physical SIM card swaps, providing instant high-speed data access upon arrival. This article offers detailed guidance on selecting the best eSIM for Cambodia.

Key Considerations and Comparison Criteria for Choosing an eSIM in Cambodia

When choosing an eSIM for Cambodia, consider data capacity, price, network coverage, connection speed, ease of activation, and customer support quality. Cambodia’s major telecom providers—Smart Axiata, Metfone, and Cellcard—each have unique strengths. Metfone, rated highest by Speedtest in Q4 2023, offers superior speed and reliability, while Smart Axiata is known for stable urban connections. Short-term tourists may find 1–5GB plans sufficient, while digital nomads or long-term travelers may prefer 10GB or unlimited plans. Below, we outline specific criteria for selecting an eSIM in Cambodia.

Choosing Data Capacity and Plans for eSIMs in Cambodia

Cambodia’s eSIM plans range from 1GB to unlimited data. Short-term travelers may opt for 1GB (7 days, ~$4.50) or 5GB (30 days, ~$13.50) plans, while video streaming or remote work may require 20GB or unlimited plans. Saily offers 1GB to 20GB plans starting at $5.99, and Airalo provides 3GB to 20GB plans from $4.50. Holafly’s unlimited data plans are ideal for travelers who want unrestricted usage. Choose a plan based on your stay duration and data needs.

Network Speed and Coverage for eSIMs in Cambodia

Cambodia’s eSIMs support 3G, 4G, and 5G networks, with fast, stable connections in urban areas like Phnom Penh, Siem Reap, and Battambang. Metfone’s 5G network offers top speeds, and Smart Axiata provides reliable 4G/LTE connectivity. However, rural areas, mountains, or deserts may have spotty coverage. ByteSIM and Airalo leverage Metfone or Smart Axiata networks for broad coverage. Select a provider based on your travel destinations.

Comparison of Popular eSIM Providers in Cambodia

Cambodia offers a wide range of eSIM providers, each with unique strengths. Below, we compare Saily, Airalo, Holafly, GigSky, Yesim, ByteSIM, MobiMatter, aloSIM, Revolut, Firsty, and Cellcard to help you choose the best option for your Cambodia trip.

Saily: The Top Choice for eSIMs in Cambodia

Saily, provided by NordVPN, is ideal for Cambodia travel. Offering 1GB ($5.99) to 20GB ($27.99) plans, it features a user-friendly app and robust security. Its high-speed connections in Phnom Penh and Siem Reap are highly rated, with 24/7 customer support for peace of mind.

Airalo: Instant Connectivity with eSIMs in Cambodia

Airalo, available in over 200 countries, offers 1GB ($4.50) to 20GB ($32.00) plans in Cambodia. Using Smart Axiata or Metfone networks, it provides instant connectivity via a simple app. Users praise its stability in urban areas.

Holafly: The Appeal of Unlimited Data eSIMs in Cambodia

Holafly’s unlimited data plans are perfect for travelers needing unrestricted data. Supporting 3G/4G/5G in Cambodia, it offers instant activation via QR code. While voice calls and SMS are unavailable, VoIP apps like WhatsApp can be used.

GigSky: eSIM with Free Trial in Cambodia

GigSky offers a 100MB free trial for testing connectivity. Its 1GB/7-day plan is affordable, with easy app-based management. Users appreciate its responsive support.

Yesim: Flexible eSIM Plans for Cambodia

Yesim provides 3GB to unlimited data plans, ensuring high-speed connectivity in Cambodia. Its app simplifies data management, making it ideal for tourists and digital nomads.

ByteSIM: 5G-Compatible eSIM for Cambodia

ByteSIM uses Metfone or Cellcard’s 5G networks for fast, stable connections. It offers unlimited data plans, ideal for 1080p streaming, with 24/7 support.

MobiMatter: Cost-Effective eSIM for Cambodia

MobiMatter provides 4G/5G connectivity at $1.6/GB, with instant activation and 24/7 support, perfect for budget-conscious travelers.

aloSIM: Affordable eSIM for Cambodia

aloSIM offers high-speed connectivity using Smart Axiata’s network, with 1GB ($4.50) to 20GB ($32.00) plans and an easy-to-use app.

Revolut: Flexible Data Management eSIM for Cambodia

Revolut allows data plan management via its app, offering 1GB to 20GB plans in Cambodia. Its ability to switch between physical SIMs and eSIMs is ideal for business travelers.

Firsty: Unique Billing Model eSIM for Cambodia

Firsty’s daily billing model allows pausing data usage to save costs, offering high-speed connectivity and ease of use in Cambodia.

Cellcard: Local Provider eSIM for Cambodia

Cellcard, a local provider, offers a 15GB plan for $1.50, though activation can be cumbersome. It’s suitable for long-term stays.

eSIM Activation Steps and Precautions in Cambodia

Activating an eSIM is simple but requires care. After purchase, scan the QR code to add the data plan, then enable data roaming upon arrival in Cambodia. Ensure your device is eSIM-compatible and not carrier-locked. Follow these steps for seamless connectivity.

Preparing Your eSIM Before Arriving in Cambodia

Purchase and set up your eSIM via app or QR code before arriving in Cambodia for instant connectivity upon landing. Saily and Airalo apps make the process quick, taking just minutes.

Troubleshooting eSIM Issues in Cambodia

If connectivity issues occur, try toggling airplane mode, rescanning the QR code, or contacting support. ByteSIM and GigSky offer 24/7 support for quick resolutions.

eSIM vs. Physical SIM in Cambodia

Physical SIMs are affordable in Cambodia, with 5GB plans costing around $2.50 at airports or stores. However, eSIMs offer instant online activation, eliminating the need for SIM swaps. While physical SIMs from Cellcard or Smart include voice calls, eSIMs are typically data-only.

Using eSIMs During Your Cambodia Trip

eSIMs enhance various travel scenarios in Cambodia, from photo sharing at Angkor Wat to using online guides at the Royal Palace in Phnom Penh or remote work on Sihanoukville’s beaches. Below are specific use cases.

Leveraging eSIMs at Cambodia’s Tourist Attractions

At Angkor Wat or Tuol Sleng Genocide Museum, eSIMs enable access to maps or translation apps, enhancing your experience with real-time information.

Business Benefits of eSIMs in Cambodia

Business travelers can use eSIMs for video conferencing or cloud services. ByteSIM and Saily’s 5G connections ensure stable communication, boosting productivity.

Cost-Saving Tips for Using eSIMs in Cambodia

eSIMs help avoid costly roaming charges. Promo codes like Airalo’s MONITO15 or Saily’s discounts offer further savings. Regional plans can also cover nearby countries like Thailand or Vietnam.

FAQs About Using eSIMs in Cambodia

Below are common questions and answers about using eSIMs in Cambodia.

Which Devices Support eSIMs in Cambodia?

eSIMs are compatible with devices like iPhone XR and later, Samsung Galaxy S20 and later, and Google Pixel 4 and later. Check your device’s compatibility beforehand.

Can You Share Data with eSIMs in Cambodia?

Holafly supports 1GB/day data sharing, and Maya Mobile offers hotspot functionality. Confirm provider specifications before purchasing.

Choosing the Right eSIM for a Comfortable Cambodia Trip

For a seamless Cambodia travel experience, choose an eSIM from Saily, Airalo, Holafly, or Cellcard based on your needs and budget. Whether exploring Angkor Wat or working remotely, high-speed, stable connectivity enhances your trip. Compare plans to find the best eSIM and enjoy Cambodia’s charm to the fullest.