History of Sim Cards

1991:

There used to be Full-Size Sim Cards created in 1991 by the German company Giesecke and Devrient, the full-size SIM was about the same size as today’s Credit or Debit Cards.

1996:

Mini-SIM Cards came into existence in 1996 and were most commonly recognized. It was known as the standard SIM that fits all types of phones and stores all users’ information. Mini-SIM Cards came to an end completely after the innovation of Smartphones later after 2010. The Size of Standard-SIM or Mini-SIM is 25mm x 15mm.

2003

In 2003, Apple introduced the micro-SIM. It was essentially marketed as a more compact version of the previous mini-SIM. By 2010, the micro-SIM had become the standard SIM size for smartphones. The Size of Micro-SIM is 15mm x 12mm.

2012:

Nano-SIM was introduced in 2012, which is quite a smaller and thinner version of the micro-SIM. Even in 2021, this is still considered to be the standard SIM card size. The Size of Nano-SIM is 12.3mm x 8.8mm.

Image Credits: vodafone.co.uk

What is an eSIM? The Future is here:

eSIM refers to an electronic or embedded SIM that is used instead of physical SIM cards to make life easier.. It is a small chip that works similarly to the NFC chip used for payment technology like Google Pay or Samsung Pay and Apple Pay.

The Google Pixel 2 was the first smartphone to support and promote eSIM technology with an in-built application for managing your eSIM. Further, for iOS, iPhone XS offered eSIM technology with the support of Physical SIM cards too.

With that being said, the eSIM technology is the future, and it will take time to dominate the market.

How eSIM will benefit you?

• It helps to make devices or smartphones compact and tiny so that your other components like batteries, Chipsets get more space to fit in your smartphone.
• Moving from Physical to Electronic is the main motive and concept of the Internet World, and this eSIM technology will definitely be the innovation for the Modern Era.
• No more Physical contact/damage with/to your SIM Cards.
• It is Easier to Switch between the networks
• There’s no chance of losing your eSIM

Disadvantages of eSIM:

• It is not the cheapest option available.
• There are very few eSIM capable devices in the market.
• Switching phones is complicated.
• Highly possibility of getting Hacked.

Source: https://www.technotification.com/2021/02/everything-you-need-to-know-about-esim.html