In the fast-evolving world of mobile connectivity, eSIM technology has emerged as a game-changer. Unlike traditional SIM cards, eSIMs simplify how we connect to cellular networks while offering enhanced flexibility and convenience.
This guide explores everything you need to know about eSIMs, including their benefits, differences from physical SIMs, device compatibility, and a detailed look at Exetel's eSIM plans.
An eSIM (embedded SIM) is a small chip that is embedded in selected devices, eliminating the need for a physical SIM card. It functions like a traditional SIM card, enabling you to connect to your mobile network. However, instead of swapping SIM cards to change carriers or plans, you can download a digital profile from your carrier.
This technology has been adopted widely due to its ability to streamline mobile connectivity. eSIMs enable over-the-air activation, removing the need to visit a store or wait for a SIM card to arrive in the mail. Additionally, eSIMs are crucial in the growing ecosystem of IoT (Internet of Things) devices, such as smartwatches, tablets, and even vehicles, where physical SIM slots are impractical.
The eSIM's integration into these devices underscores its role as a future-proof solution for modern connectivity needs.
Feature | Physical SIM | eSIM |
Form Factor | Removable card | Embedded chip |
Ease of Switching | Requires physical card replacement | Instant via software |
Device Compatibility | Specific SIM slot required | Integrated into device |
Durability | Can be lost or damaged | Tamper-resistant and secure |
The physical SIM card has been a staple of mobile technology for decades, but its limitations are evident in today’s fast-paced digital landscape. For example, travellers often face the inconvenience of purchasing and swapping local SIM cards when abroad. eSIM technology eliminates this hassle, enabling users to add and switch profiles directly on their devices. Businesses, too, benefit from the streamlined management of multiple devices without dealing with physical SIM cards, saving time and resources.
List of eSIM compatible iPhones
iPhone 16 series
iPhone 15 series
iPhone 14 series
iPhone 13 series
iPhone 12 series
iPhone 11 series
iPhone XR, XS, and XS Max
List of eSIM compatible Android phones
Google Pixel series (Pixel 3 and newer)
Samsung Galaxy series (S20, S21, S22, S23, S24, Fold, and Flip models)
Motorola Razr (2019 and newer)
Oppo Find X series
Huawei P40 and newer models
How to check whether your phone is eSIM compatible
To confirm if your device supports eSIM:
iPhone: Go to Settings > Cellular > Add Cellular Plan. If you see this option, your device supports eSIM.
Android: Go to Settings > Network & Internet > Mobile Network. Look for an option to "Add eSIM" or "Download eSIM."
Additionally, consult your device manufacturer’s website or user manual for details on compatibility. Many modern flagship smartphones now include eSIM functionality as a standard feature, reflecting its growing popularity and utility.
Convenience: Activate new plans instantly without waiting for physical SIM delivery.
Flexibility: Use multiple numbers on one device—ideal for separating work and personal life.
Security: Less risk of theft, as there is no physical card to lose.
Travel-Friendly: Easily switch to local carriers while travelling internationally.
Eco-Friendly: Reduces plastic waste compared to physical SIM cards.
Future-Proof: As carriers move toward digital infrastructure, eSIMs ensure compatibility with upcoming advancements.
Space-saving: Manufacturers can design slimmer devices by removing the need for physical SIM slots.
Seamless Connectivity for IoT Devices: IoT devices like smartwatches, smart home hubs, and even connected cars use eSIMs for uninterrupted network access.
The flexibility offered by eSIM technology also makes it appealing to business professionals and frequent travellers. With the ability to store multiple profiles, users can switch between plans for different regions without hassle. Moreover, eSIMs are particularly advantageous for those living in remote or rural areas where carrier options might be limited.
How to order and install eSIM on mobile devices?
Contact your carrier and request an eSIM.
Scan the QR code provided by your carrier or enter the activation details manually.
Confirm the installation in your phone settings.
How to transfer eSIM to a new device?
Contact your carrier to deactivate the eSIM from your old device.
Request a new activation QR code for the new device.
Follow the same setup process on your new phone.
How to use multiple eSIMs on the same device?
Most eSIM-compatible devices allow you to store multiple eSIM profiles and switch between them in your phone's cellular settings. This is particularly useful for users who need separate plans for work and personal use. For instance, you can use a local eSIM profile while travelling abroad while keeping your primary number active for calls and messages.
Can I access the 5G network with an eSIM?
Yes, most eSIMs are compatible with 5G networks, provided your device and plan support it. As 5G becomes more widespread, eSIM technology is expected to be the standard for accessing these ultra-fast networks. Many carriers already offer 5G-ready eSIM plans, ensuring users can enjoy high-speed data and low-latency connections.
What if I delete my eSIM profile by mistake?
Contact your carrier to reissue the eSIM activation details. Most carriers have streamlined processes to help you quickly restore your profile. Some devices also allow you to back up eSIM settings, making reinstallation easier in case of accidental deletion.
Can I roam while traveling overseas?
Yes, eSIMs support roaming. Some carriers even offer eSIM-specific international plans for added convenience. By using an eSIM, you can avoid the high costs of roaming by switching to a local carrier in the destination country. Additionally, several global eSIM providers offer region-specific plans for seamless connectivity abroad.
Exetel’s eSIM offerings are designed to provide flexibility and value. Key features of their plans include:
No Lock-In Contracts: Enjoy the freedom to change or cancel your plan at any time.
Data Rollover: Unused data automatically rolls over to the next billing cycle, subject to the data storage limits for your specific plan.
Affordable Pricing: Competitive rates that cater to a variety of usage needs.
With Exetel’s eSIM plans, you can stay connected effortlessly while enjoying additional perks, such as affordable international roaming and seamless activation. Their focus on customer-friendly features like no lock-in contracts and data rollover ensures that users have full control over their mobile expenses. Exetel also provides detailed support for setting up and managing eSIMs, making the transition to this new technology smooth and hassle-free.
The advent of eSIM technology marks a significant step forward in mobile connectivity. With its numerous advantages over physical SIM cards, eSIMs offer unparalleled convenience and flexibility. Whether you’re a frequent traveller or simply seeking a streamlined mobile experience, eSIMs are worth considering. Explore Exetel’s eSIM plans today to enjoy cutting-edge features and exceptional value.
By embracing eSIMs, users not only benefit from a more efficient mobile experience but also contribute to a more sustainable future. As technology evolves, eSIMs are expected to become the norm, redefining how we connect to networks and manage our mobile devices.
Furthermore, the integration of eSIMs in IoT devices and next-generation networks like 5G ensures their relevance in the years to come, making them an indispensable part of the digital landscape.
© Copyright 2025 Exetel Pty Ltd. All rights reserved.