Uniden
R4 Long-Range Radar/Laser Protection
Best long-range detector for drivers prioritizing advanced threat awareness and safety.
Discover the Uniden R4, a GPS-enabled radar and laser detector engineered for extreme range and exceptional performance. This advanced device utilizes a digital signal processor for superior detection, while the vibrant OLED color display provides clear, intuitive information. It offers comprehensive protection against radar and laser threats, ensuring you're aware of potential hazards. The R4 is designed for drivers seeking the utmost in detection technology, delivering peace of mind and enhanced safety on every drive.
$359.99
Owner Satisfaction
4.7
/ 5
Category Rank
2
/ 125
#2 in Radar Detectors
Price vs Category Average
-46%
Below average
SKU
4
/ R-R
Who it's for
- Commuters needing maximum reaction time on open highways
- Drivers tired of constant chirping from modern vehicle sensors
- Commuters wanting automated protection against speed and red-light cameras
Who should skip it
- Budget-conscious drivers seeking an affordable entry-level device
- Enthusiasts requiring active laser jamming for total protection
- Novices preferring a simple, plug-and-play setup experience
Performance breakdown
Detection Range
Industry-leading sensitivity captures threats from extreme distances with ease.
False Alert Filtering
Digital signal processing effectively silences common non-threatening traffic sensors.
GPS Intelligence
Auto Mute Memory learns your commute to eliminate repetitive nuisance alerts.
Display Clarity
Vibrant OLED screen remains legible even under direct, harsh sunlight.
Connectivity Suite
Bluetooth and app integration make firmware updates and settings management seamless.
Threat Coverage
Comprehensive band support ensures protection against both radar and laser sources.
Key Specs
SKU
R-R4
UPC
050633600719
Warranty
90-day
Detection Types
Laser, Radar
Display Type
Multi-Color OLED
GPS Enabled
Yes
Wi-Fi Connectivity
Yes
Bluetooth Connectivity
Yes
Features
- Extreme long-range radar and laser detection
- Advanced digital signal processing
- GPS with Auto Mute Memory
- Clear multi-color OLED display
- 360° laser detection coverage
- Customizable voice and visual alerts
- Pre-loaded camera alerts with free updates
- Bluetooth for app integration
What customers say
Customers overwhelmingly praise the Uniden R4 for its exceptional detection range, calling its performance best in class. A key highlight is the vastly improved false alert filtering, thanks to dual LNA technology, which significantly reduces disruptive K-band notifications. Drivers trust the alerts they receive, enhancing daily usability. The device features a bright, customizable OLED display and an intuitive menu for easy adjustments. GPS functionality for marking locations adds valuable utility. While the price is premium, users feel the unparalleled radar performance and reliability fully justify the cost, positioning the R4 as an essential tool for proactive driving safety that rivals more expensive options.
Know before you buy
The R4 uses advanced digital signal processing to filter out common sources of false alerts, such as blind-spot monitoring systems and collision avoidance sensors from other vehicles. This helps ensure that the alerts you receive are relevant and accurate.
Yes, the R4 comes pre-loaded with red light and speed camera alerts. You can keep this database current by downloading free firmware and database updates through the Uniden website.
Auto Mute Memory allows the detector to automatically silence alerts at specific locations, such as a known false-positive signal near your home or office. Once you manually mute a location, the R4 will remember it and suppress the alert the next time you pass by.
Yes, the device is equipped with 360-degree laser detection coverage. It is designed to detect laser signals from all directions around your vehicle.
Yes, the R4 features Bluetooth connectivity, allowing you to pair it with your smartphone. This integration enables you to manage settings and receive updates more conveniently through the companion app.
The R4 supports all standard radar bands, including X, K, and Ka bands. It also provides detection for MultaRadar CD and CT systems, which are increasingly used in various regions.
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