Difference Between 2G,3G,4G and VoLTE
2G
It is short for Second Generation, which is wireless telephone technology. This 2G is well known for GSM in commercial standard. Which is launched in the Country Finland. In this the mobile phone communication were digitally encrypted, which includes SMS Text messages. 2G technology enabled its services to various cell phones which is compatible with 2G Network support such as Text Messages,Picture messages, and MMS(Multimedia messages). All text messages sent through 2G network is digitally encrypted.
3G
It is short for Third Generation, which is wireless telecommunication technology. It transmit the applications in wireless voice,mobile internet access, fixed wireless internet access, video calls, and mobile TV. It provides the data transfer of at least 200 kbits/s. which is higher than the data providing by 2G.
4G
It is shorth for Fourth generation, which is wireless mobile telecommunication technology, it is most advanced then the 2G and 3G. It means that the technology has improved lot. it provides the data speed at 100 megabits per sec for high mobility communications and 1 gigabit per sec for low mobility communication.
VoLTE
It is short for Voice Over Long-Term Evolution,it is mean for its high speed wireless communication for mobile phones. It transfer mobile data in terms of 4G technology. In this all our voice calls are transferred via VoLTE technology.