G840S
WolfboxReleased Dec 1, 2022 · Analysis updated Feb 14, 2026
Mirror dash cam featuring night vision, 4K resolution, parking monitoring, and a 12-inch screen that mounts over the mirror. The Wolfbox G840S scores 85/100 based on 6 expert reviews in the dash cams category. Coverage includes reviews from Oneclearwinner, Cargadgetguy Medium, Productreviewcrew, and Dashcamdiscount.
Critic Score
What's this?based on 6 expert reviews
General agreement: our scores range from 82 (Driving) to 92 (Oneclearwinner). Oneclearwinner tends to score generously across our dataset.
Average of 6 publication reviews, each normalized to a 0–100 scale. How we score
Pros
- Night vision(4)
- 4k resolution(2)
- Parking monitoring security(2)
Cons
- Requires hardwiring for parking monitoring(2)
6 Publication Reviews
AI summary of this review
The Wolfbox G840S 4K Mirror Dash Cam is ranked as the 4th best night vision dash cam with a 9.2/10 score.
Score estimated from the review text
AI summary of this review
The WOLFBOX G840S 12" 4K Mirror Dash Cam offers exceptional clarity, expansive viewing, and advanced features like GPS tracking and 24-hour parking monitoring.
Score estimated from the review text
AI summary of this review
The Wolfbox G840S Backup Camera delivers superior image quality, a large display, and built-in dashcam functionality, making it an excellent choice for complete rearview safety.
Score estimated from the review text
AI summary of this review
The Wolfbox G840S dash cam offers excellent 4K video quality and night vision performance, though it has some minor drawbacks with the rear camera setup.
Score estimated from the review text
AI summary of this review
The Wolfbox G840S blends the functions of a rear-view mirror and a dual-channel dashcam system, offering a compelling choice for those looking beyond basic dashcams.
Score estimated from the review text
AI summary of this review
The Wolfbox G840S is a high-quality dashcam and reverse camera that offers a wide range of features including 4K resolution, a large screen, and advanced safety features at a reasonable price.
Score estimated from the review text
