Is Verizon CDMA or GSM? Network Technology Explained
Verizon, a leading U.S. mobile carrier, used to rely on CDMA technology. Now, with the rise of 4G LTE and 5G, the old CDMA vs GSM debate is less relevant. Verizon has shifted to these newer technologies, moving on from CDMA.
Verizon embraced global standards, fully shutting down its CDMA network by January 3, 2022. This pushed users to get 4G/5G phones. GSM networks, once widespread, are also closing down. The focus is on 4G LTE or 5G compatible devices now.
Verizon’s network has seen big changes. 4G LTE is still key for strong service, but 5G is opening doors to new possibilities. The old divide between CDMA and GSM is gone. Now, Verizon’s tech meets global standards, improving performance and compatibility.
As Verizon updates its network, it urges customers to have 4G LTE or 5G ready devices. This change is a big step in Verizon’s strategy, aiming for a unified and more efficient network.
Verizon’s Network Evolution
Verizon started with CDMA technology for 2G and 3G services. They introduced their CDMA2000 1x network in 2002, becoming industry leaders. Moving to LTE in 2010 was a big step. This move improved network quality and data speeds, which are crucial for today’s smartphone users.
Switching to LTE boosted Verizon’s service in the U.S. and abroad. It allowed better global roaming compared to GSM networks. Verizon now offers LTE roaming in Canada with Rogers Wireless. They also have deals in Europe, Asia Pacific, and Latin America.
By end of 2022, 99% of Americans were covered by Verizon’s LTE. Most new Android and iOS phones work well with Verizon LTE. This change supports Verizon’s ongoing focus on 5G and its future plans.
Verizon turned off its 3G CDMA network on December 31, 2022. They had announced this back in 2019 but pushed it back to help 3G users switch. By 2022’s end, almost all customers were using the newer 4G LTE or 5G networks. Ending 3G marked the close of an important chapter for Verizon.
| Network Technology | Launch Year | Key Features |
|---|---|---|
| 3G CDMA | 2002 | Early adopter of CDMA2000 1x |
| 4G LTE | 2010 | Higher data speeds, improved spectral efficiency |
| 5G | 2020s | Superior speeds, low latency, Standalone architecture |
What is CDMA?
CDMA stands for Code Division Multiple Access. It’s a way for many radio signals to use one network channel at once. Each signal gets a unique code to keep them separate.
- Enhanced voice quality and network security
- Longer battery life
- Fewer dropped calls compared to older technologies
- Access to the entire spectrum of bands, allowing more simultaneous connections
But, CDMA has a few downsides:
- Lesser compatibility with global networks
- Difficulties in switching handsets due to phone and network tie-in
In the US, Verizon and Sprint use CDMA. AT&T and T-Mobile choose GSM technologies instead. This choice impacts cell phone compatibility and the technologies they can support.
As Verizon shifts towards 5G, it’s essential to know about CDMA’s pros and cons. This knowledge helps consumers make smart choices about their mobile service.
What is GSM?
GSM stands for Global System for Mobile Communications. It’s a key standard for mobile phone networks, started in Europe. Now, it’s used in over 200 countries. GSM networks work on different frequency bands. They use SIM cards, making it easy to switch phones.
GSM shines with its global roaming, especially for Verizon users. This is perfect for those who travel a lot. Thanks to GSM, travelers can connect their devices in many countries without a hitch.
GSM networks are more common than CDMA networks, which are less widespread. GSM’s flexibility is a big reason for its popularity. Over time, GSM has gotten better, offering faster data speeds and clearer calls. For example, 3G GSM technology can hit speeds up to 42Mbps. CDMA networks usually top out at 3.6Mbps.
Around 2010, big phone companies started using LTE networks. GSM networks were quick to adopt LTE. This allowed GSM to support voice and data at the same time. The quality stayed high, too. This move helped secure GSM’s place in the future of mobile tech.
In the US, despite Verizon’s past with CDMA, GSM’s rise was inevitable. A European rule from 1987 played a big part. This law helped GSM become widely accepted and used. Today, GSM is a cornerstone of mobile phone technology.
Is Verizon CDMA or GSM?
Verizon was known for its CDMA (Code Division Multiple Access) network. This choice made it unique compared to other carriers worldwide. Most carriers use GSM (Global System for Mobile Communications). It’s more common in over 200 countries. Meanwhile, CDMA is used in less than 20% of global networks. Verizon’s choice of CDMA presented both strengths and challenges in the telecom world.
Verizon is changing its network technology to LTE (Long-Term Evolution) and beyond. On December 31, 2019, they started limiting non-HD Voice CDMA devices from switching accounts. This move signaled the shift towards LTE. By December 31, 2020, Verizon aims to have all devices on the HD Voice LTE network. LTE will become the heart of Verizon’s wireless communication.
This change matches global trends and the move towards 5G networks. Even after December 31, 2019, customers with older 3G/4G CDMA devices can still manage their accounts. They can pause service, change their numbers, and upgrade to 4G or 5G. However, the 3G CDMA network will shut down by December 31, 2022. This marks an important step in Verizon’s evolution.
Like Verizon, other carriers, including AT&T and T-Mobile, are also upgrading their networks. Verizon’s shift from CDMA to LTE and 5G shows its focus on modernizing. This advancement improves compatibility, speed, and efficiency for Verizon users.
Verizon Network Technologies Over the Years
Verizon has come a long way since the early days of mobile tech. It started with 1G in 1979, the first step into analog mobile service. But, it was the launch of 2G in 1991 that really changed the game. This introduced digital services like GSM and CDMAone to the world.
With 2G, we got better voice quality and our first taste of data services, like SMS and MMS. Then, 2.5G technology, also known as GPRS, came around in 2000. It let us use more data-centered apps. By 2001, 3G was on the scene, offering download speeds up to 7.2 Mbit/s. This made mobile internet much faster, usually around 2 Mbit/s. With the intro of 3.5G, or HSPA, things got even snappier with speeds up to 42 Mbit/s.
Jumping up to 4G LTE was a huge deal. It sky-rocketed data speeds and made voice calls clearer. LTE gave us download speeds up to 150 Mbit/s. Users typically saw about 20 Mbit/s. This meant better video streaming, gaming, and internet surfing.
Then came 5G in 2018, bringing a new level of connectivity. It promised download speeds of 10 Gbit/s, with users often seeing 70–205 Mbit/s. This was perfect for huge device networks and new tech like IoT and smart cities. Verizon’s shift to 5G aims to meet our growing need for faster, more reliable mobile services.
| Technology | Year of Deployment | Max Download Speeds | Typical Download Speeds |
|---|---|---|---|
| 1G | 1979 | N/A (Analog) | N/A |
| 2G (GSM/CDMAone) | 1991 | Up to 14.4 Kbit/s | 10 Kbit/s |
| 2.5G (GPRS) | 2000 | Up to 384 Kbit/s | 40–80 Kbit/s |
| 3G (CDMA/UMTS) | 2001 | 7.2 Mbit/s | 2 Mbit/s |
| 3.5G (HSPA) | 2005 | 42 Mbit/s | 10–20 Mbit/s |
| 4G LTE | 2010 | 150 Mbit/s | 20 Mbit/s |
| 5G | 2018 | 10 Gbit/s | 70–205 Mbit/s |
2G and 3G were key for Verizon. They built the foundation for everything that came next. These technologies led us to 4G LTE and 5G. Looking ahead, Verizon’s new tech will keep transforming how we communicate.
Verizon Cell Phone Compatibility
Verizon now uses more advanced network tech like LTE and 5G. This change means Verizon phone compatibility has grown a lot. It not only still allows CDMA but also matches global LTE standards. This improves performance and gives customers more device options.
Verizon used to rely on CDMA technology, but started moving away from it by the end of 2019. After December 31, 2019, customers couldn’t move 3G/4G non-HD Voice CDMA devices between accounts or activate them. From December 31, 2020, all devices had to support HD Voice LTE.
Today, less than 20% of worldwide wireless networks use CDMA, showing its use is dropping. On the other hand, over 200 countries now use GSM technology, which is widely accepted worldwide. This means newer Verizon phones generally work with LTE and 5G technologies on different carriers.
Phones like the iPhone 6 and newer models, Motorola Moto G4, Samsung Galaxy S7, OnePlus 8, and Google Pixel work well on all carriers’ LTE networks. This gives customers a wider range of Verizon phone specifications to choose from. It also means more flexibility and a better experience for users.
Here’s a comparison of some well-known smartphone models that work with Verizon’s network and their key Verizon phone specifications:
| Device | Compatibility | Network | Maximum Speed |
|---|---|---|---|
| iPhone 6 and later | All carriers | LTE | Up to 150 Mbps* |
| Motorola Moto G4 | All carriers | LTE | Up to 150 Mbps* |
| Samsung Galaxy S7 | All carriers | LTE | Up to 450 Mbps* |
| OnePlus 8 | All carriers | LTE / 5G | Up to 2 Gbps* |
| Google Pixel | All carriers | LTE / 5G | Up to 2 Gbps* |
*Maximum speeds can change due to network conditions and other factors.
Verizon’s Plan for Decommissioning CDMA Networks
Verizon is getting rid of its old CDMA networks to boost service and connectivity. They plan to shut down the 3G network by December 31, 2022. This is a big step in the evolution of their network services.
Starting November 30, 2022, services for CDMA devices will be paused. This will happen the day before the December 2022 billing cycle starts. After stopping the service, there will be a 60-day pause period. Then, devices not upgraded will be cut off before the February 2023 billing cycle begins.
Verizon stopped certifying new CDMA devices in 2018. They also stopped activating them in 2019. This was done to phase out old technology. Verizon is urging customers to switch to newer LTE and 5G devices. These devices offer better network performance.
Over 1,300 CDMA 1X and 3G device models will be affected by this shutdown. Customers moving away from CDMA and M2M services by November 1, 2022, will dodge disruptions. Verizon is offering a bill credit incentive for eligible IoT customers who upgrade by December 2022.
Verizon will also drop Early Termination Fees for CDMA lines disconnected by February 2023. However, finance charges for Device Payment Plans will still apply. Customers with shared data plans will see their total shared data decrease. It will be reduced by the amount that was assigned to the CDMA lines.
Switching to newer network technologies is part of Verizon’s larger plan. They want to use their spectrum and infrastructure resources better. By December 31, 2022, they aim to completely retire the old CDMA networks. This move will allow for better LTE and 5G services for everyone.
Global Roaming on Verizon
For those flying out of the country, getting how global roaming works is key. If you use GSM phones with Verizon, you’re set for worldwide travel. That’s because GSM is more widespread internationally. Verizon works with CDMA, GSM, and LTE networks through roaming partnerships. This means they have wide coverage. To tap into this service, you need a Global Ready™ device. It automatically switches to Global Mode, so you stay connected effortlessly.
Verizon has different plans to make international travel worry-free. With TravelPass, it’s $10/day to use your phone in over 185 countries. But, after you use 5 GB in a day, speeds drop to 3G. Also, if more than half of your phone use is in other countries for 60 days, you might lose your TravelPass. Making Wi-Fi calls back to the US is free. But, calling other countries will cost you. We’ll explain more about Verizon’s international offerings below:
| Plan/Service | Description | Data Speeds | Additional Info |
|---|---|---|---|
| TravelPass | Daily fee for international usage in over 185 countries | 3G after 5 GB/day | May be removed if over 50% usage internationally in 60 days |
| 4G/5G World Device | Required for usage in Mexico and Canada | High-speed until 2 GB/day | Unlimited calling, texting to US |
| Global Ready™ Device | Supports CDMA, GSM, and LTE | Dependent on local networks | Global Mode default |
| Cruise Daily Pass | Active upon making a call, text, or data usage on select cruises | Varies by cruise service | Ensure Global Plan is active |
| In-flight Daily Pass | Activated by any data use upon boarding select planes | Up to 5 GB high-speed/day | Affordable rates for flight duration |
Verizon users can keep international data costs low by using local SIM cards. But, your account must be in good condition for 34 days to add these services. For accounts less than 90 days old, a manual credit check is needed for global service. We suggest using Verizon’s Trip Planner tool at vzw.com/tripplanner for more info on global roaming services.
Using GSM phones with Verizon helps travelers stay connected everywhere. Knowing what plans and services are available ensures you’re always in touch during your journeys.
Verizon Wireless Network Technology Explained
Verizon’s technology journey is marked by its commitment to progress. Starting with CDMA, Verizon moved through LTE to the latest, 5G. This progress cements its place at the forefront of the industry.
As we look towards September 30, 2024, Verizon stands tall with 144.7 million subscribers. Transitioning from CDMA to LTE and 5G has broadened its coverage and improved service quality. Its LTE network, with a vast reach of about 2.68 million square miles, covers almost all Americans.
Data from OpenSignal backs Verizon’s claim of a 95.9% 4G network coverage. This indicates its wide-reaching and reliable service.
In December 2010, Verizon’s 4G LTE network kicked off. It initially spanned 190 markets, serving 200 million Americans. By 2016, this coverage soared to 98% of the U.S., making up 92% of all data traffic used. The LTE in Rural America Program also plays a key role, expanding access to 2.7 million users in rural areas.
Turning to 5G, Verizon’s coverage had already embraced 230 million people by 2020. Plans are underway to stretch this to 250 million by 2024. These strides in 5G highlight Verizon’s unyielding pursuit of excellence in network technology. It promises faster and more reliable services for its users.
- 144.7 million subscribers as of September 30, 2024
- 2.68 million square miles of LTE coverage
- 99% of the U.S. population covered by LTE
- 95.9% 4G coverage by OpenSignal
- 250 million people covered by 5G network by 2024
This detailed comparison shows Verizon’s network growth:
| Year | Network Standard | Coverage (Million People) | Details |
|---|---|---|---|
| 2010 | 4G LTE | 200 | Initial launch in 190 markets |
| 2016 | 4G LTE | 308 | 98% of U.S., 92% of data traffic |
| 2020 | 5G | 230 | First wave of 5G coverage |
| 2024 | 5G Ultra Wideband | 250 | Increased 5G reach |
Verizon’s journey from CDMA to LTE and 5G tells a story of ambition and constant improvement. Its dedication ensures customers enjoy the best connectivity and service.
Comparison Between Verizon CDMA and GSM Networks
Verizon uses both CDMA and GSM network technologies. This offers an interesting look at their coverage areas and how they work.
GSM is used in over 200 countries, making it great for broad international coverage areas. CDMA is not as widely used, with less than 20% of the global market. For travelers, GSM is often the better choice for staying connected abroad.
GSM networks let you use voice and data at the same time. This is perfect for multitasking. CDMA networks couldn’t do this in the past. But now, thanks to LTE, they are getting better at it.
When it comes to phones, GSM has an edge because of SIM cards. This lets you switch carriers easily by swapping SIM cards. This makes GSM phones more flexible. On the other hand, CDMA phones work with one network, which can be limiting.
In 2010, carriers started moving to LTE networks. LTE is better because it allows voice and data to be used together. It’s more efficient than old CDMA networks. Verizon plans to stop using its CDMA network by December 31, 2022. This move shows a shift to better technology that gives more capabilities and coverage areas.
| Feature | GSM | CDMA |
|---|---|---|
| Global Usage | Over 200 countries | Less than 20% globally |
| Simultaneous Voice & Data | Yes | Traditionally No |
| Device Compatibility | Interchangeable SIM cards | Network-specific devices |
| Network Transition Date | LTE networks began in 2010 | CDMA phase-out by Dec 31, 2022 |
The Future of Verizon’s Network
Verizon’s network is on the brink of big changes with 5G’s growth. This move will dramatically transform speed, latency, and how we connect. The rise in 5G tech will majorly boost network quality. It paves the way for advanced technologies that will better the user experience.
5G’s rise will affect old devices too. Verizon will stop its 3G CDMA network by December 31, 2022. It will move all devices to the HD Voice LTE network. So, people with older phones must switch to 5G-ready models. This ensures they get all the perks of modern networks.
The difference between GSM and CDMA will grow with Verizon’s updates. GSM is more common worldwide. Moving to a 5G network will make global roaming better. Here’s how things will change:
| Network Feature | Current CDMA/GSM | Future 5G |
|---|---|---|
| Data Speed | CDMA: 2 Mbps, GSM: 42 Mbps (HSPA) | Up to 10 Gbps |
| Voice and Data Simultaneously | CDMA: No, GSM: Yes | Yes |
| Global Roaming | GSM: Extensive, CDMA: Limited | Seamless and widespread |
| Device Compatibility | CDMA: Limited, GSM: Vast | Extensive support for various devices |
| Network Latency | Higher latency | Ultra-low latency |
With 5G expanding, Verizon users will see better connectivity and speeds. Plus, more devices will work well with the network. It’s important for people to upgrade. This will let them fully enjoy the new network.
Choosing the Right Verizon Phone: What You Need to Know
Picking a Verizon phone requires looking at network compatibility first. It’s key to check for LTE and 5G technology support. Verizon uses 4G bands like 13 and 1900 (PCS), and lots of 5G bands. Knowing this helps make a smart choice.
Other things to think about are the device’s specs, cost, and what you like. Features like camera quality, how much storage it has, and battery life matter. The Verizon buying guide advises matching these factors with how you plan to use the phone. Choosing an unlocked phone means you can use it on any network without issues.
All Verizon phones come locked for the first 60 days to prevent theft and fraud. After that, Verizon automatically unlocks them. This gives you more freedom. Verizon also offers a deal to get a $250 prepaid Mastercard if you bring your own phone, and an extra $100 if you switch a tablet to them. These offers, together with checking for network match and phone features, help in choosing the right phone.
FAQs
Is Verizon CDMA or GSM?
Verizon used CDMA in the U.S. at first. They moved to LTE, changing their network approach. GSM is used worldwide. Yet, with LTE and 5G’s rise, the old CDMA vs. GSM debate is fading.
What is CDMA?
CDMA means Code Division Multiple Access. It lets many signals share the same channel with unique codes. It offers better voice, security, and battery life but works less on global networks.
What is GSM?
GSM stands for Global System for Mobile communications. It’s a global mobile phone standard. Verizon’s GSM-ready phones work abroad, making international travel easier.
Why did Verizon choose CDMA over GSM initially?
Verizon adopted CDMA technology because, at the time, it offered advantages in network capacity, privacy, and performance. CDMA could handle more simultaneous calls and provided better data transmission speeds compared to GSM during the early days of digital cellular networks
How has Verizon’s network evolved with the introduction of 5G?
With the rollout of 5G, Verizon has been deploying services on both millimeter-wave (mmWave) spectrum, branded as “5G Ultra Wideband,” and sub-6GHz spectrum, branded as “Nationwide 5G.”
How does Verizon’s network technology impact international roaming?
Verizon’s transition to LTE and 5G has improved international roaming capabilities, as these technologies are widely adopted globally. However, it’s advisable to check with Verizon regarding international roaming plans and ensure your device is compatible with the frequency bands used in the destination country.
