Comparison between VIOFO A139 Pro dashcam and Yi Technology Smart Dash Camera.

The VIOFO A139 Pro is an advanced dashcam featuring 4K Ultra HD resolution for superior video clarity. The front camera uses Sony's latest STARVIS 2 IMX678 sensor for enhanced low-light performance and 4K HDR technology to balance bright and dark areas in the footage. It supports up to three channels, allowing for front, rear, and interior recording. The rear and interior cameras record in Full HD 1080P. The dashcam includes features such as dual-band Wi-Fi for fast data transfer, built-in GPS for precise location tracking, and a supercapacitor for reliability in extreme temperatures. The A139 Pro also offers a buffered parking mode, voice notifications, and support for an optional CPL filter to reduce glare. The VIOFO A139 Pro stands out for its advanced video quality, reliable performance, and comprehensive features, making it a top choice for drivers seeking a high-end dashcam solution.

The Yi Technology Smart Dash Camera is designed to provide high-quality video recording with a 1080p resolution and a 165° wide-angle lens. It features Advanced Driver Assistance Systems (ADAS) for enhanced safety, providing real-time audio alerts for lane departure and forward collisions. The dashcam includes built-in Wi-Fi for easy file transfer and management via the Yi Dashcam app. It supports microSD cards up to 64GB and uses H.264 video compression for efficient storage. The 2.7-inch screen allows for easy viewing of recordings and settings.