Wolfbox G840S
Dash Cams

G840S

Wolfbox

Released 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, Dashcamdiscount, and Productreviewcrew.

Critic Score

What's this?
85

based on 6 expert reviews

OneclearwinnerCargadgetguy MediumDashcamdiscountProductreviewcrewDriving+1 more

Where to buy

amazon$110.49

Help keep the site running by buying via partners.

Pros

  • Night vision(4)
  • 4k resolution(2)
  • Parking monitoring security(2)

Cons

  • Requires hardwiring for parking monitoring(2)

6 Expert Reviews

92
Independent publication07/2024

The Wolfbox G840S 4K Mirror Dash Cam is ranked as the 4th best night vision dash cam with a 9.2/10 score.

85
Independent publication10/2024

The WOLFBOX G840S 12" 4K Mirror Dash Cam offers exceptional clarity, expansive viewing, and advanced features like GPS tracking and 24-hour parking monitoring.

85
Independent publication01/2024

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.

85
Independent publication12/2025

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.

82
Independent publication11/2025

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.

82
Independent publication12/2022

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.