Lorex U-Series 8-Channel 4K NVR or Lorex U-Series 8-Channel NVR 5? Which Lorex Model to Buy

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When comparing the lorex u series 8 channel 4k nvr vs u series 8 channel nvr 5, you will find both systems share the same 8-channel NVR hub, PoE connectivity, and 2TB local storage. They both use the Lorex Connect app and offer smart AI detection for people and vehicles. The main difference lies in the included cameras. One system provides higher resolution video with fewer cameras, while the other offers broader coverage with more cameras at a lower resolution. You need to decide which priority fits your security needs better.

Included Camera Count

3 cameras

5 cameras

Camera Resolution

4K

2K+

Camera Model

U25

U20

Night Vision

Color

Color

Choose the first if

• You prioritize maximum video clarity and detail for specific areas.
• You need to identify faces or license plates from a distance.
• You prefer fewer cameras covering key zones with higher precision.

Choose the second if

• You want to cover a larger physical area with more viewpoints.
• You need broader perimeter coverage rather than deep zoom detail.
• You prefer having extra cameras for redundant angles.

Verdict

Choose the 4K NVR if you need high-definition detail for critical monitoring points. Select the 2K+ NVR if you need to monitor a wider area with more camera angles. Both systems offer identical recording capabilities and smart features.

Resolution and Camera Count Comparison

Video Resolution

Edge: Lorex U-Series 8-Channel 4K NVR with 3 Dome Cameras

Product A offers 4K video resolution for its included cameras. This provides higher detail and clarity in recorded footage. Product B lists 2K+ video resolution for its cameras. While still sharp, 2K+ captures less fine detail than 4K. The NVR hub in both systems supports up to 8 channels. However, the resolution difference affects the quality of the images you see and store. If you need the highest possible image clarity for identifying faces or license plates, the 4K option is superior. For general monitoring, 2K+ is sufficient.

Included Camera Count

Edge: Lorex U-Series 8-Channel NVR with 5 2K+ Dome Cameras

Product A comes with three dome cameras. Product B includes five dome cameras. Both systems use PoE connectivity for power and data. The higher camera count in Product B allows you to cover more areas immediately. You get two extra cameras with this model. This is useful for larger properties or homes with more entry points. Both sets of cameras are dome style. The NVR in both units can support up to eight cameras total. You can add more later if needed, but starting with five cameras saves you from buying extras right away.

Storage Capacity

Edge: Tie

Both systems include a pre-installed 2TB hard drive. This allows for local storage of your video footage. You do not need a subscription for basic recording. Both units support expansion up to 10TB total capacity. This means you can add more drives later if you need longer retention periods. The storage limit is identical for both models. The difference in storage duration will depend on the number of cameras and resolution. Higher resolution recordings use more space. Since Product A uses 4K, its footage may fill the drive faster than Product B's 2K+ footage.

Connectivity Type

Edge: Tie

Both systems rely on PoE connectivity. This means each camera connects via a single Ethernet cable. This cable provides both power and data transmission. You do not need separate power adapters for the cameras. This setup simplifies installation and reduces clutter. Both models support up to eight compatible U Series IP cameras. The connection is reliable and streamlined. You can customize your layout and group camera feeds by location. The connectivity method is a shared feature, offering ease of use for both buyers.

Night Vision Capability

Edge: Tie

Both systems feature color night vision. This allows you to see details in low light conditions. Product A lists color night vision in its key specs. Product B also lists color night vision. This feature helps you identify colors of clothing or vehicles at night. Both systems use Smart AI detection to recognize faces and vehicles. This enhances the usefulness of the night vision footage. The night vision capability is a shared advantage. You get clear, colored images in the dark with either model.

Which Lorex U-Series NVR System Fits You

You need the highest possible video clarity

Our pick: Lorex U-Series 8-Channel 4K NVR with 3 Dome Cameras

Product A records at 4K resolution. This delivers sharper images and finer detail compared to the 2K+ resolution of Product B. If you want to identify faces or license plates from a distance, the higher pixel count in Product A provides the clarity you need for precise monitoring.

You want more cameras for wider coverage

Our pick: Lorex U-Series 8-Channel NVR with 5 2K+ Dome Cameras

Product B includes five dome cameras, while Product A comes with only three. Both systems support up to eight channels. Choosing Product B gives you immediate coverage for more areas of your property without needing to purchase additional cameras separately to fill the remaining ports on the NVR.

You prefer a quieter system for indoor use

Our pick: Lorex U-Series 8-Channel 4K NVR with 3 Dome Cameras

Both units feature a fanless design with a built-in heatsink and wide vents. This keeps the NVR running quietly. You can place either system in a living space or office without noise disturbance. The thermal management ensures efficient operation regardless of which camera count you choose for your setup.

Specifications side by side

Spec	Lorex U-Series 8-Channel 4K NVR with 3 Dome Cameras	Lorex U-Series 8-Channel NVR with 5 2K+ Dome Cameras
Video Resolution	4K	2K+
Camera Count	3	5
Channel Count	8CH	8CH
Storage Capacity	2TB	2TB
Connectivity	PoE	PoE
Recorder Type	NVR	NVR
Power Source	PoE	PoE
Night Vision Type	Color Night Vision	Color Night Vision
Resolution	4K	4K
Camera Style	Dome	Dome
Night Vision	Night Vision, Color Night Vision	Night Vision, Color Night Vision
Dimensions	9.84 × 9.06 × 1.77 inches	12.2 × 7.57 × 1.91 inches
Size	Small	Small
Color	White	White
Model	AZN201A-3CN21ATW	AZN201A-5CN201ATW

Frequently asked questions

Which Lorex system offers better night vision capabilities?

Both models feature night vision and color night vision. You get clear footage in low light with either choice. The 4K model provides sharper detail in those conditions. The 2K+ model also supports color recording at night. Your decision depends on whether you prioritize resolution or specific camera counts.

Do these NVRs include hard drives for storage?

Yes, both systems come with a 2TB HDD installed. You have local storage ready to use out of the box. This capacity helps store weeks of recorded footage. You do not need to buy a separate drive immediately. The storage is integrated directly into the NVR hub.

What is the difference in camera quantity between the two?

The 4K NVR package includes three dome cameras. The 2K+ NVR package includes five dome cameras. You get more coverage with the second option. Both use PoE for power and data. Choose based on whether you need higher resolution per camera or more total cameras.

Are both systems quiet during operation?

Yes, both units are designed for quiet operation. They are suitable for indoor environments like homes. The 4K model is noted for quiet 4K recording. The 2K+ model also emphasizes quiet indoor monitoring. You will not hear distracting fan noise from either device.

Do these systems support smart AI alerts?

Both models offer smart AI alerts. You receive notifications for detected motion or activity. The 4K system highlights AI-driven alerts. The 2K+ system also includes smart detection features. You can manage these settings through the Lorex Connect app on your phone.

Which model is smaller in physical size?

The 4K NVR is slightly more compact in height. It measures 1.77 inches tall. The 2K+ model is 1.91 inches tall. Both are considered small size units. The 4K unit is also narrower at 9.06 inches wide. The 2K+ unit is wider at 12.2 inches long.

Can I view footage remotely on my phone?

Yes, you can view footage remotely. Both systems work with the Lorex Connect app. You can check live views or recordings from anywhere. The app provides access to your cameras and NVR. This feature is standard for both the 4K and 2K+ models.

See also

• lorex u series 8 channel 2k dome vs u series 8 channel 4k nvr
• lorex u series 8 channel 2k dome vs u series 8 channel nvr 5
• lorex u series 8 channel 4k nvr review
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