What is the difference between 4G and 5G phones?
James Williams
Updated on May 30, 2026
The three major differences between 4G and 5G are faster speeds, higher bandwidth and lower "latency," or lag time in communications between devices and servers. But those perks are going to require building out a lot of new infrastructure and billions of dollars in annual investments.
Is it worth upgrading to a 5G phone?
And as we've tested T-Mobile 5G phones in New York over the past year, we've found that 5G speeds can be anywhere between three and 10 times faster than what we're seeing on the carrier's 4G system. If you are on T-Mobile, it's worth upgrading to a 5G phone now.Will my 4G phone work with 5G?
Answer: Yes. If you're among the 86 percent of the population who are concerned that the recent rollouts of 5G networks will make your 4G cellphone obsolete, there's no need to worry. 4G phones still work on a 5G network, they just won't get that coveted 5G speed.Is a 5G phone better than a 4G phone?
This is particularly relevant for generations of mobile networking and cellular technology. In the case of fourth-generation wireless vs. fifth-generation wireless, 5G aims to not only surpass 4G network capabilities, but meet and exceed 4G's goals for general speeds, latency and density.Is there a big difference between 4G and 5G?
The key difference between 4G and 5G is speed — 5G is expected to be much faster than 4G while offering lower latency and better bandwidth. The cellular infrastructure that enables wireless communication gets upgraded roughly every 10 years. Currently, 5G is slowly replacing 4G around the world.4G vs 5G Explained - Technically
What are the disadvantages of 5G?
The main disadvantage of 5G is that it has limited global coverage and is available only in specific locations. Only cities can benefit a lot from 5G network and remote areas may not get the coverage it for some years. Moreover, the expenses for setting tower stations are high when compared to other networks.Do 5G phones get better reception?
With 5G, networks can move vast amounts of data more efficiently than with 4G LTE. That means: Faster speeds to download movies and shows or video chat on the go. More connected devices with a faster signal at large events.Are 4G and 5G SIM cards the same?
For this reason, if you have had the same SIM card for a long time, it is likely to be a 4G SIM card. So the question here is; will my 4G SIM card work on a 5G device? The straightforward answer is yes. It will work and connect to data; however, you will not get access to the 5G network.Is the 5G worth it?
Should U.S. cell phone users upgrade to 5G? If customers are after faster download speeds, upgrading to 5G might be worth the cost, according to Ookla. The company's study found that 5G Android devices were twice as fast as the most popular 4G devices in regard to median download speed in the U.S.Does 5G affect phone calls?
High latency networks will result in choppy calls and difficulty connecting. While 4G was much better than 3G or LTE networks in terms of VoIP stability, 5G is predicted to take VoIP to the next level. Increased stability for VoIP services will mean lower latency, clearer sound quality and fewer connectivity issues.Should I buy 5G phone in 2020?
There is only one reason to buy a phone, especially for 5G. The reason is timeline. If you are going to use your phone for more than two-three years, then you can buy a 5G phone. If you are a person who doesn't change smartphones frequently and keeps using one phone for 2-3 years, then it's worth buying a 5G phone now.Are 4G phones going to stop working?
T-Mobile and Sprint 3G/2G/4G LTE network shutdown datesThese are January 1, 2022 for Sprint's 3G network sunset, and June 30, 2022 for the 4G LTE connections, respectively.