Best 4K Security Cameras
Security is a key component that every homeowner should invest in. Whether you want to monitor your home while you’re away or you just want to confirm that everything is okay, having a security cameras system is advisable.
Being able to freely check your home for trespassers at any time of the day ensures your home’s safety, which is what makes security camera systems so common.
Presently security cameras are accessible and cheaper than ever before.
As the world continues to make tech advancements, the security camera industry is not being left behind.
With new features such as audio capture, autofocus, remote zoom, and even voice assistant compatibility; your home will feel safer than ever.
In addition, security camera systems now feature 4K (2160p) resolution, which means you can capture fine details of anyone or anything around your house.
In this review, we will be looking at some of the best 4K security cameras out there. Our selection will be based on products that feature Ultra HD resolution and other innovative features at fair prices.
Best 4K Security Cameras | Sensor | Image Resolution | Video Resolution | Audio | Shooting Speed | Dimensions | Weight |
---|---|---|---|---|---|---|---|
Amcrest 4K Outdoor Security IP Turret Camera | 1/ 2.5” CMOS | 8 Megapixels | 4K (2160p) | Yes | 30fps | 8 x 6 x 6 inches | 1.52 pounds |
AnnKe 4K Security Camera System | 1/ 2.7” CMOS | 8 Megapixels | 4K (2160p) | Yes | 25fps | 15.1 x 14 x 12.6 inches | 19.93 pounds |
Lorex Technology 8-Channel 4K Fusion NVR System | 1/ 2.5” CMOS | 8 Megapixels | 4K (2160p) | Yes | 25fps | 18.8 x 18.2 x 12.1 inches | 19.96 pounds |
Reolink 4K Security Camera System | 1/ 2.49” CMOS | 12 Megapixels | 4K (2160p) | Yes | 25fps | 14.75 x 7.68 x 11.42 inches | 13.9 pounds |
Swann 8-Channel 4K DVR Security System | 1/ 1.7” CMOS | 8 Megapixels | 4K (2160p) | Yes | 25fps | 7.7 x 17 x 11.6 inches | 12.52 pounds |
1. Amcrest 4K Outdoor Security IP Turret Camera

Best 4K Security Cameras – Amcrest
This single outdoor home security camera features impressive low-light video and a wide dynamic range of up to 120dB.
In addition, it captures footage in 4K (2160p) thanks to its back-lit Sony IMX274 image sensor, and it’s available in an all-black design that blends well with most surroundings.
This camera has an in-built mic that can be utilized by the monitoring application to help send alerts, record, or send audio back with the footage if you have a remote viewing application such as the Amcrest View Pro App for Android and iOS.
Key Specifications
- Sensor: 1/ 2.5” CMOS
- Image Resolution: 8 Megapixels
- Video Resolution: 4K (2160p)
- Audio: Yes
- Shooting Speed: 30fps
- Dimensions: 8 x 6 x 6 inches
- Weight: 1.52 pounds
2. AnnKe 4K Security Camera System

Best 4K Security Cameras – AnnKe
The H800 security camera system from AnnKe has a 2TB NVR, and it’s similar to the Reolink 4K security system. The cameras and the NVR support 4K video compression and audio recording.
The 8MP Sony CMOS sensor on the camera comes in handy at helping you see into contrasty dark areas with digital noise reduction and WDR.
In addition, the cameras are IP67 rated, meaning they can withstand cold and hot conditions for extended periods.
Key Specifications
- Sensor: 1/ 2.7” CMOS
- Image Resolution: 8 Megapixels
- Video Resolution: 4K (2160p)
- Audio: Yes
- Shooting Speed: 25fps
- Dimensions: 15.1 x 14 x 12.6 inches
- Weight: 19.93 pounds
3. Lorex Technology 8-Channel 4K Fusion NVR System

Best 4K Security Cameras – Lorex
This Lorex security camera system is superb not only because it features true 4K (2160p) cameras, but it can also be paired with compatible products such as Lorex doorbells.
This gives your entire security system a more complete view. In addition, the footage is captured continuously, even from additional cameras, without the need for a monthly subscription.
Key Specifications
- Sensor: 1/ 2.5” CMOS
- Image Resolution: 8 Megapixels
- Video Resolution: 4K (2160p)
- Audio: Yes
- Shooting Speed: 25fps
- Dimensions: 18.8 x 18.2 x 12.1 inches
- Weight: 19.96 pounds
4. Reolink 4K Security Camera System

Best 4K Security Cameras – Reolink
This 4K cameras system from Reolink has four cameras and an NVR (Network Video Recorder) with 2TB of storage.
This means that this system can give you the power to monitor most properties without the need for further investment.
When you use the default H.265 codec, this system’s NVR can record four channels for up to three days at a maximum bit rate of 8.2Mbps.
However, if you need more memory, you can swap the 2TB hard drive for a 6TB one.
Key Specifications
- Sensor: 1/ 2.49” CMOS
- Image Resolution: 12 Megapixels
- Video Resolution: 4K (2160p)
- Audio: Yes
- Shooting Speed: 25fps
- Dimensions: 14.75 x 7.68 x 11.42 inches
- Weight: 13.9 pounds
5. Swann 8-Channel 4K DVR Security System

Best 4K Security Cameras – Swann
Swann is a dependable brand, and their 8-channel 4K DVR security camera system comes with a DVR and four cameras with the option of adding another four cameras.
Video is upscaled to 4K (2160p), which gives you plenty of detail for review.
What’s more, recording on this system is triggered by heat and motion. All cameras on this system have LEDs and can be accessed quickly using Alexa and Google Assistant.
Key Specifications
- Sensor: 1/ 1.7” CMOS
- Image Resolution: 8 Megapixels
- Video Resolution: 4K (2160p)
- Audio: Yes
- Shooting Speed: 25fps
- Dimensions: 7.7 x 17 x 11.6 inches
- Weight: 12.52 pounds
Final Thought
In this review, we have listed the best 4K security camera systems of 2021 which can serve various needs.
However, if you want an all-rounder, we suggest you go for the REOLINK 4K Security Camera System; it’s a superb security system that will serve you for a long time.