VIOFO A129 Pro Duo

VIOFO A129 Pro Duo 4K Review

Car Dash Cam
  • Price - 9.7/10
  • Quality - 9.8/10
  • Easy to Use - 9.5/10


The VIOFO A129 Pro Duo 4K is perfect for drivers that want an all-around protection while enjoying a road trip.


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The faster cars get, the bigger the chance of a tragic accident or crash. A court battle can quickly turn against you if you lack the much-needed evidence of your innocence. But don’t worry, a great solution to that is a Dash Cam.

A Dash Cam is a special onboard camera that you can install in your car and set it to continuously record the view while you’re driving. You can mount it on your dashboard, windscreen or rear-screen.

Serving as an eyewitness, a Dash Cam is easy to install and is capable of recording every detail on the road. Optionally, it can also record the sounds inside your vehicle, and it provides you with all the evidence you need in case of an accident.

Dual cameras are capable of capturing both the front road and rear road. Reducing the blind area greatly, it protects you and your vehicle all-around. This way you have evidence of what happens behind you too, not just in front of you.

There are various purposes to a Dash Cam. You can record the breathtaking view while on a road trip, and you can also send the video of a dangerous driver you caught on camera, to the cops as well.

Countless court battles are lost by victims because they didn’t have the evidence to prove they’re the innocent ones. Arm yourself with concrete evidence to be able to fight against liars.

If thieves see something that looks expensive, they will try their best to break into your car and steal it. That’s why having a discreet Dash Cam is very important.

Not all states legalized Dash Cams yet, so before using one, inform yourself about your state’s laws regards Dash Cams.

Unfortunately, even if used inside your own vehicle, when your Dash Cam records a conversation you’re not a part of, it can be legally considered eavesdropping.

In this article, we’ll talk about the VIOFO A129 Pro Duo 4K Dash Cam.


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The Ultra HD 4K + Full HD 1080P VIOFO A129 Pro Duo Dash Cam is the most high-end Dash Cam among the VIOFO products. It’s also specifically designed to give you the best quality Dash Cam experience.

Equipped with a high-quality Sony IMX317 8MP sensor, the VIOFO A129 records Ultra-High definition 4K videos both day and night, morever without missing any details.

Thanks to the Dual Channel Recording and Sony Image Sensor, you can record the front road in 4K at a 130-degree angle, and rear in 1080P at a 140-degree angle. This arms you with concrete evidence of what happened all around you.

With a suitably designed wide-angle, it keeps a wide view of the road and in addition it doesn’t cause picture-bending. This Dash Cams records clearly during the day and night, helping you see license plates and other important information.

The GPS module is already mounted on the back of the front camera unit. The A129 Duo needs to be charged with the provided charger and it cannot be used on A129 PRO.

The VIAFO A129 Pro Duo 4K Dash Cam comes with a discreet design, buffered parking mode, time-lapse, loop recording, G-sensor, motion detection, supercapacitor, and dual-band Wi-Fi. All these features work together to create an excellent experience for you.

This product’s performance will be continually improved through firmware and APP upgrade. You can download them from the VIOFO official website.

VIOFO A129 Pro Duo Features

Thanks to the Super Night Vision feature, the Sony 8MP sensor helps the camera capture clear and sharp video clips in low light conditions. The F1.8 7G lens and WDR will ensure a high-quality image during the night as well.

When the Buffering Parking Mode is on, this Dash Cam records the impact, not just the accident results. When an event is detected, a video, starting 15s before the event and ending 30s after, will be saved permanently. This mode will only work under the Auto Event Detection mode.

Thanks to the 2.4GHz and 5GHz dual-band Wi-Fi, it can transmit in two different standard frequency ranges to avoid wireless interference. The more stable the Wi-Fi signal and faster Wi-Fi speed are, the faster the file transfer speed is.

The external GPS module records your speed and route data in the video file and allows compatible viewers to display the data on playback. It will keep the camera’s clock synchronized with GPS time. You can check the GPS route on VIOFO APP.

With the Emergency Recording feature, the Dash Cam automatically locks the footage after detecting a shake or collision. It protects the video from being overwritten in loop recording.

Thanks to the WDR (Wide dynamic range) technology, the camera will balance the lightning in high-contrast areas, or black-lit contrast areas to ensure a high-quality image.

The rear camera is connected to the front camera to be able to work, you don’t need to power the rear camera separately.

What’s in the box?

  • Front and Rear Camera
  • Car Charger
  • Rear Camera Cable
  • Mini USB Cable
  • GPS Mount
  • Trim Removal Tool
  • Clips
  • Stickers for Front&Rear Cam
  • Mount for Rear Camera
  • Card Reader Adapter

VIOFO A129 Pro Duo Pros

  • Easy to Install
  • Easy to Use
  • High-Quality
  • Full HD 1080P
  • 4K
  • Discreet Design
  • Sensor
  • Motion Detection
  • Dual-Band Wi-Fi
  • Emergency Recording
  • WDR
  • Supports 256GB SD Cards

VIOFO A129 Pro Duo Cons

  • SD Card not included


It doesn’t matter if you’re out on a road trip or just driving to your nearest supermarket, something can always happen and it’s good to be prepared. The VIOFO A129 Pro Duo 4K Dash Cam is a high-quality dual Dash Cam and it deserves a chance.

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