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WOLFBOX G840S Dash Cam: Detailed Review

Security Cam Reviews Security Cam Reviews, December 25, 2025December 25, 2025

The WOLFBOX G840S 12″ 4K Mirror Dash Cam is a high-performance device designed to provide enhanced safety and convenience for drivers. In this review, we will provide a detailed analysis of the key features, performance, pros, cons, and frequently asked questions related to the WOLFBOX G840S.

WOLFBOX G840S Dash Cam
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WOLFBOX G840S Key Features and Specifications

FeatureDescription
BrandWOLFBOX
Model NameG840S
Vehicle Service TypeCar
Connectivity TechnologyUSB
Special FeaturesBuilt-In Display, GPS, Speaker, Supercapacitor, Compact Design, G-Sensor, Loop Recording, Internal Memory, Night Vision, Touch Screen, Parking Monitor, Reverse Assist, Mute Function
Video Capture Resolution2160p (4K UHD) front, 1080p rear
Included Components1080P Backup Camera, Car Charger, 32GB Card, GPS Antenna
Mounting TypeRearview Mirror Mount
ColorBlack
Field of View170° front, 140° rear
Screen Size12″
GPS TrackingYes, with external GPS antenna
Wi-Fi ConnectivityYes, 5.8GHz Wi-Fi for real-time viewing and playback
Night VisionYes, with upgraded WDR & HDR technology
WOLFBOX G840S Dash Cam
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WOLFBOX G840S Performance

Video Quality and Resolution

The WOLFBOX G840S delivers exceptional video quality with its 4K UHD resolution for the front camera and 1080p for the rear camera. The 4K front camera captures detailed footage, providing crystal-clear images of the road, which is especially useful for capturing license plates or road signs in high definition. The 1080p rear camera offers adequate video quality for reversing and parking, though some users report mixed feedback regarding its clarity in low-light conditions.

The camera system features a wide 170° front view and a 140° rear view, which significantly reduces blind spots, making it easier to navigate through tight spaces and ensuring maximum safety during driving. The smart split-screen feature allows you to monitor both front and rear cameras simultaneously, adding to the convenience of real-time observation.

Night Vision

Night driving can be a challenge for many drivers, but the WOLFBOX G840S addresses this issue effectively with its superior night vision capabilities. The camera is equipped with WDR (Wide Dynamic Range) and HDR (High Dynamic Range) technology, which helps balance lighting in different environments. This ensures that the camera captures clear images even in low-light situations. The incorporation of a professional-grade sensor and a 6-glass lens further enhances the camera’s ability to capture detailed images during nighttime driving. However, some users have noted that the rearview camera’s night vision could use some improvement, with certain conditions causing visibility issues.

GPS and Wi-Fi Connectivity

One of the standout features of the WOLFBOX G840S is its built-in GPS functionality. The external GPS antenna ensures real-time tracking, which can be displayed directly on the dash cam’s screen. The GPS feature allows you to monitor your route, speed, and location, which can be useful for accident documentation or route planning.

Additionally, the camera supports 5.8GHz Wi-Fi connectivity, enabling you to connect the device to your smartphone via the “WOLFBOX” app (available for iOS and Android). This allows for real-time viewing of footage, playback of recorded videos, and easy sharing of video clips directly from your phone. The app enhances the overall user experience by providing more control over the camera’s features.

Parking Monitoring

The WOLFBOX G840S also includes a 24-hour parking monitor, which is useful for surveillance when the vehicle is parked. This feature operates in time-lapse mode, recording at a lower frame rate to conserve power and storage while ensuring that your vehicle is continuously monitored. However, to activate the parking monitor, a hardwire kit is required (sold separately). This feature is particularly beneficial for monitoring your car when parked in high-risk areas or when you suspect potential theft or vandalism.

User Experience and Interface

The 12″ display on the WOLFBOX G840S is 1.5 times larger than a standard rearview mirror, providing an expansive viewing area that minimizes blind spots and enhances safety. The large screen ensures that you can clearly see both the front and rear views, especially with the smart split-screen function. The 2.5D curved screen seamlessly integrates with your vehicle’s interior, offering a modern and sleek appearance.

The touch screen interface is user-friendly, with intuitive controls for adjusting settings, accessing recorded footage, and switching between cameras. The built-in speaker and microphone allow for easy interaction with the device, providing audio cues when needed. However, some users have reported that the screen’s sensitivity may be inconsistent at times, requiring additional effort to interact with certain controls.

WOLFBOX G840S Dash Cam
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WOLFBOX G840S Pros and Cons

ProsCons
Superior 4K video qualityRear camera’s night vision performance may vary
Wide 170° front and 140° rear viewWi-Fi connection can occasionally be unstable
Real-time GPS tracking and Wi-Fi connectivity
24-hour parking monitoring with time-lapse mode
User-friendly interface and touch screen
WOLFBOX G840S Dash Cam
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FAQ About WOLFBOX G840S

1. How do I set up the WOLFBOX G840S dash cam?

Setting up the WOLFBOX G840S is straightforward. First, mount the mirror dash cam on your rearview mirror using the included mounting hardware. Then, connect the rear camera to the front unit and secure it in place. After plugging in the power cable and connecting it to your vehicle’s power source, turn on the device. You’ll need to set the time and location settings and connect the dash cam to your phone via Wi-Fi for additional features like real-time viewing and playback.

2. Can I use the WOLFBOX G840S for both front and rear views simultaneously?

Yes, the WOLFBOX G840S has a smart split-screen function that allows you to monitor both the front and rear cameras at the same time. This feature ensures that you can keep track of both areas of your vehicle’s surroundings for enhanced safety while driving.

3. Does the WOLFBOX G840S support cloud storage for footage?

No, the WOLFBOX G840S does not support cloud storage. It records footage to an included 32GB memory card, which you can easily remove to view or transfer footage. However, you can also access recorded footage through the WOLFBOX app, which allows for quick sharing and viewing.

4. Can I install the WOLFBOX G840S by myself?

Yes, the WOLFBOX G840S is designed for easy installation. Most users report a straightforward installation process that can be completed in less than an hour. However, for advanced features like parking monitoring, you may need to purchase and install a hardwiring kit.

5. Is the WOLFBOX G840S suitable for all vehicles?

The WOLFBOX G840S is designed to be compatible with most cars and trucks. However, due to its large 12″ screen, it may not fit well in vehicles with smaller rearview mirror mounts. Be sure to check the dimensions of your vehicle’s rearview mirror before purchasing.

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