Today’s modern 3G and 4G LTE networks are the foundation upon which future 5G networks will be built. They are the workhorses of the global wireless industry, serving nearly 5 billion smartphones.

The terms "3G" and "4G" are used often these days, but what do they really mean? When purchasing a new mobile phone, it's important to know the difference between the two.

We compared both technologies to hep you understand the differences in 4G and 3G speed in megabytes per second (Mbps), availability, and what kinds of internet activities are possible with each.

What is 5G and how does it differ from 4G, 3G and what came before? That's the question most people ask when it comes to the increasingly hyped new 5G mobile technology. 5G stands for fifth ...

We break down the differences between 4G and LTE, discuss what 4G connectivity means, and how LTE and LTE-A fit into the scenario with the arrival of 5G.

We tested 3G and 4G wireless data transfer speeds--indoors and out--for AT&T, Sprint, T-Mobile, and Verizon, at multiple locations in 13 major cities. Here's what we found.

4G is getting faster, too. Both Ericsson and Nokia will show off ways they can boost the capacity of LTE networks with new antenna technology and ways of combining multiple frequency bands.