Question: Is Dual SIM Necessary?

Why would you need a dual SIM phone?

Dual SIM phones allow users to keep separate contact lists on each SIM, and allow easier roaming by being able to access a foreign network while keeping the existing local card.

Vendors of foreign SIMs for travel often promote dual-SIM operation, with a home country and local SIM in the same handset..

Is it worth getting a dual SIM phone?

With a dual SIM phone you can take advantage of cheaper rates overseas, by having a travel SIM or local SIM as well as your usual SIM. Be done with huge international roaming bills for good. Storage. Having two SIM cards means double the storage.

Can you have 2 phone numbers on 1 cell phone?

Google Voice is a service that allows you to have two phone numbers that call the same phone. … Anytime somebody calls your business number, it goes directly to your personal phone or whatever phone you have it forward calls to.

How do I switch between dual SIM cards?

In the Dual SIM settings, tap on one of the SIM card names or the Edit option next to them. On the next screen, you should be able to insert a new name of the SIM card and, for some devices, change the color associated with it. That’s it.

Does dual SIM use more battery?

Yes, running active dual SIM cards does consume more battery power than a single SIM, but this is only a minor drain. This is because both the SIMs will be active and try to connect to network at all times.

What is the difference between SIM slot 1 and 2?

The exact support for each SIM slot depends on the phone but in most cases: SIM #1 supports all features of the network (2G/3G/4G/data) SIM #2 can be used only to make or receive voice calls, in many cases 2G only.

Can you use two SIM cards with the same number?

Both SIM cards need to have unique numbers so it is NOT possible to have dual sim cards with the same number. … But they may be used at the same time in a dual-active setting. This means you won’t miss any incoming calls or texts on one phone number while the other number is in use.

Does dual SIM slow down the phone?

Network speed testing agencies have claimed that the result can differ in case of dual SIM mobile phones. Chaudhary said there will be degradation in speed in case of these phones for specific scenarios when both SIMs are being used at the same time as the resources are shared for the two SIMs.

Are dual SIM phones more harmful?

Of the dual SIM devices that we have tested, we have seen the an increase in radiation levels from 40% – 80% in most of the dual SIM phones, as compared to their single SIM counterpart. Therefore prolonged usage of dual SIM phones are associated with enhanced radiation hazards.

How can you tell if someone has a dual SIM?

So, press the app with the gear symbol present on the home screen of your device and access the menu About phone> Status> IMEI data. At this point, you will be shown the IMEI code smartphone: if it supports dual SIM, you will find two different IMEI codes marked with the words IMEI (Slot 1) y IMEI (Slot 2).

Can I have 2 different phone numbers on my iPhone?

The company announced Dual SIM capabilities for the new iPhone XS and iPhone XS Max, allowing users to have two different phone numbers from two different carriers both operating on the same phone.

Do you need two SIMs for a dual SIM phone?

A Dual SIM Passive phone can use two different SIM cards, but only one of them can be active at any time. That means that when one SIM card works, the other is unreachable. To use the second SIM card, you need to activate it manually, and the first SIM deactivates when you do that.

How does having 2 SIM cards work?

A Dual SIM card phone is a phone with two SIM cards. Each SIM card gives you a phone number and a connection to the phone network. It can hold two numbers and two identities at once. You can make or receive calls and send or receive texts on either number and you can give each number only to the people that you chose.

What is the disadvantages of dual SIM mobile phones?

One of the biggest disadvantages of it is the battery life. Having two SIM cards means burning more battery power. This is why these mobile phones are needed to be charged almost regularly. Many users of mobile phones with two SIM have complaint that they face network problems.

What is the best dual SIM phone?

12 Best Dual SIM Smartphones of 2020 (Ranked and Reviewed)Best Overall: Samsung Galaxy S20.Best Flagship Device: OnePlus 8 Pro.Best from Apple: iPhone 11 Pro Max (eSIM)Best for Gaming: ASUS ROG Phone 2.Best with Stylus: Samsung Galaxy Note 10+Best 4K Display: Sony Xperia 1.Best Value For Money: OnePlus 7T Pro.Best For Fast Charging: Realme X2 Pro.More items…•

What happens if you take out your SIM card and put it in another phone?

You can take the SIM card out, put it into another phone, and if someone calls your number, the new phone will ring. … If the SIM card and phone serial number don’t match, the phone simply won’t work. The SIM card won’t work in other phones, and the phone won’t work with other SIM cards.

Is dual SIM better than single?

A dual Sim phone is as good as a single Sim phone but it totally depends on your necessity. The only difference between a single Sim phone and a dual sim phone is that single sim phones give a better battery life compared to a dual Sim phone.

Can I have 2 numbers on iPhone?

With iOS 13, both of your phone numbers can make and receive voice and FaceTime calls and send and receive messages using iMessage, SMS, and MMS. Your iPhone can use one cellular data network at a time. … This uses Dual SIM Dual Standby (DSDS) technology, which means that both SIMs can make and receive calls.