What is an eSIM

eSIM vs SIM: What Are the Differences?

Written by Rebecca
August 19, 2023
5 Mins Read

The world of mobile connectivity is evolving. As eSIMs gain popularity, it's essential to understand how they stack up against traditional SIM cards.

What are eSIM and SIM?

SIM Card: A physical card that connects phones to network providers.

eSIM: Performs the same function but is embedded within the device, eliminating the need for a physical card.

eSIM and SIM: Key Similarities

  • Both provide network connectivity.
  • Multiple profiles can be stored (eSIMs allow up to 8).
  • Suitable for various devices, including tablets.
  • Identify your device and associated plan.
  • Can be used simultaneously on one device.

Of course, there’s a bit more to deciding which is best for your needs. In this article, we’ll look at the pros and cons of an eSIM vs. SIM.

eSIM: Pros and Cons

eSIMs are relative newcomers to the market, but here’s a brief roundup of their pros and cons.


  • Convenience: eSIM profiles can be downloaded anywhere with an internet connection, streamlining the setup process.
  • Enhanced Security: Addressing the virtual nature's inherent vulnerabilities, manufacturers have fortified eSIMs, making them more secure than their physical counterparts.
  • Flexibility: eSIMs are particularly beneficial for travelers. With Textr eSIM, users can seamlessly switch between data plans for various destinations.
  • Cost-Effective: eSIMs are competitively priced, often providing more economical solutions for travelers compared to data roaming.


  • Device Limitations: eSIMs are a newer introduction, meaning older devices might not support them. If you are using iPhone 11, 12, 13, or 14, you should have no problem with eSIM. Check if your device is eSIM-compatible with our free checker.
  • Transferring eSIM data between phones might require carrier intervention, unlike the straightforward process with physical SIMs.

Learn more about What is An eSIM.

SIM Cards: Pros and Cons

Although we’re all familiar with SIM cards, it’s worth looking in more detail at their pros and cons to understand whether they’re the best version of this technology.


  • Established Presence: SIM cards have been synonymous with mobile technology, ensuring widespread availability across networks.
  • Removability: In case of device malfunctions, users can easily transfer their SIM to another device.
  • Universal Compatibility: Traditional SIMs are adaptable to most phones, with some exceptions like the eSIM-only iPhone 14 sold in the US.


  • Susceptibility to Damage: Physical SIMs can be easily damaged or misplaced, potentially leading to data loss.
  • Limitations: Dual SIM phones can accommodate only two physical cards, whereas eSIMs offer more extensive profile storage.
  • Lesser Convenience: For travelers, purchasing and switching multiple SIM cards for different regions can be cumbersome.

When juxtaposing eSIMs and traditional SIMs, the former emerges as a compelling choice, especially for those who prioritize convenience, security, and flexibility. While traditional SIMs remain a reliable option, the tide is shifting towards eSIMs, with major manufacturers like Apple leading the charge.

In essence, eSIMs, despite being a nascent technology, offer a myriad of advantages that cater to modern-day requirements. The adoption rate among network carriers is also on the rise, further solidifying their position in the market.

Get Textr eSIM for Your Next Travel

If you're considering making the switch to eSIM for your travels, check out Textr eSIM. Committed to ensuring seamless connectivity at affordable rates, Textr encourages users to share the experience. Refer your friends and family - give them a US$3 discount off and earn US$3 for yourself. Go ahead and share that magical connection!

About the Writer

Written by Rebecca

As a blogger, traveler, and food lover, I'm always on the hunt for new taste sensations. I'm excited to share my tips and tricks to help you have the most memorable travels. Come along and let's savor the journey!

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