Dash Cams
PIOJER 4K 3 Channel STARVIS 2 Dashcam Review: Full Coverage on the Road and Inside the Cabin
A three-channel dash cam with 4K front recording, a 2K rear camera, a 1080p cabin camera, built-in GPS, and Wi-Fi 6 for easy video access.
Introduction
A three-channel dash cam offers a level of security that a single front-facing unit simply cannot match. By capturing the road ahead, the traffic behind, and the cabin interior, it provides a complete record of every journey. The PIOJER 4K 3 Channel STARVIS 2 Dashcam aims to deliver this full coverage with a 4K front camera, a 2K rear camera, and a 1080p cabin camera, all housed in a single compact unit.
This review covers the design, installation process, key features, and real-world performance of this dash cam. We will look at what comes in the box, how the cameras perform in different conditions, and what you should consider before making a purchase.
Who This Product Is For
This dash cam is designed for drivers who want comprehensive coverage of their vehicle. The three-channel setup makes it particularly suitable for ride-share drivers, delivery professionals, or anyone who wants to document interactions inside the cabin. The cabin camera with its infrared LEDs can record clearly at night, which adds a layer of protection for those who frequently carry passengers.

It is also a strong choice for drivers who want peace of mind on long trips. The front camera records in 4K Ultra HD, while the rear camera captures 2K footage, ensuring that important details such as license plates and road signs are legible. The built-in GPS records speed and route data, which can be valuable if you ever need to provide evidence of your driving behavior.
Main Strengths
The PIOJER dash cam uses a Sony STARVIS 2 image sensor for the front camera, which is known for its excellent low-light performance. Combined with an f/1.5 aperture, the front camera is well-suited for nighttime recording. The rear camera also features a large f/1.8 aperture, allowing more light to reach the sensor during dark conditions.

The cabin camera records in full HD 1080p and is surrounded by four infrared LEDs. In auto night vision mode, these LEDs activate automatically, and the recording switches to black and white for clarity. This ensures that the interior of the vehicle is visible even in complete darkness.
Another notable strength is the use of a super capacitor instead of a rechargeable battery. This allows the dash cam to operate in extreme temperatures, from -4°F to 158°F (-20°C to 70°C), without the risk of battery failure over time. This is a significant advantage for drivers in regions with harsh climates.
The built-in Wi-Fi 6 supports both 2.4 GHz and 5.8 GHz connections, making it easy to connect to the VUR Dash Cam Viewer app. Through the app, you can view live feeds from all three cameras, play back recordings, and download videos directly to your smartphone.
Things to Consider Before Buying
While the dash cam offers a comprehensive feature set, there are a few points to keep in mind. The parking mode recording requires an optional hardwire kit to draw power from the car battery. Without this kit, the dash cam will only record while the vehicle is running.

The dash cam supports micro SD cards up to 256 GB, and a 128 GB card is included in the box. Depending on your recording habits, you may want to invest in a larger card to store more footage before the loop recording overwrites older files.
The mobile app, VUR Dash Cam Viewer, is available on both Google Play Store and Apple App Store. While the app is functional, some users may find the interface less polished than those offered by more established dash cam brands. It is worth spending some time familiarizing yourself with the app’s layout before relying on it in an emergency.
Buying Advice
When considering this dash cam, think about how you plan to use it. If you drive frequently at night or in low-light conditions, the Sony STARVIS 2 sensor and large apertures on all three cameras make this a compelling option. The infrared cabin camera is a standout feature for those who want to monitor the interior of their vehicle.

Installation is straightforward, and the included plastic pry tool helps with routing cables along the headliner and A-pillar. The suction cup mount locks securely to the windshield, and the rear camera attaches to the back window with double-sided tape.
At the time of this review, the dash cam retails for $160, with a $30 coupon available for additional savings. Given the three-channel coverage, 4K front resolution, and built-in GPS, this represents good value for drivers seeking a comprehensive dash cam solution.
Conclusion
The PIOJER 4K 3 Channel STARVIS 2 Dashcam delivers on its promise of full coverage. The combination of a 4K front camera, 2K rear camera, and 1080p cabin camera ensures that every angle of your journey is documented. The super capacitor design, wide operating temperature range, and built-in GPS add to its appeal.
For drivers who want a reliable, feature-rich dash cam that captures the road and the cabin, this model is a strong contender. Its performance in low-light conditions and the convenience of Wi-Fi connectivity make it a practical choice for everyday use.
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