Viofo A329S Triple Channel Dashcam – A Comprehensive Review

The Viofo A329S Triple Channel Dashcam is the latest flagship innovation from Viofo, a brand globally recognized for its reliable and high-performance vehicle recording devices. Tailored for those who seek comprehensive road security and uninterrupted video evidence, the A329S is a 3-channel dashcam system that covers the front, interior (cabin), and rear views with unmatched clarity. This model elevates dashcam technology by incorporating the cutting-edge Sony STARVIS 2 sensors, supercapacitor-based power reliability, and seamless app integration via dual-band Wi-Fi.

This dashcam is built not just for individual drivers but also for rideshare operators, commercial fleets, and safety-conscious families, offering premium-grade resolution (4K front, 2K rear, 1080p interior), built-in GPS, voice controls, parking surveillance, and a sleek, stealthy design. Whether you’re navigating city traffic, highway cruising, or parking overnight, the Viofo A329S ensures that no angle is missed, no detail is lost, and every moment on the road is captured reliably.

Key Features

Triple Channel Recording (Front + Cabin + Rear)

Offers simultaneous recording from all three perspectives, capturing a complete 360° view around your vehicle with enhanced clarity and minimized blind spots.

Sony STARVIS 2 Sensors

Incorporates the latest Sony STARVIS 2 image sensors for superior low-light performance and true 4K recording, ensuring even license plates are legible at night.

4K Ultra HD Front Camera

The front camera supports 3840×2160 resolution @ 30fps, providing crystal-clear footage with exceptional detail retention, critical during legal disputes or insurance claims.

2K Rear & 1080p Interior Resolution

The rear camera records at 2560×1440p, while the interior cam supports 1920×1080p, ideal for monitoring backseat passengers, theft protection, and fleet applications.

Built-in GPS Logging

Tracks location, speed, and route data, which are automatically embedded in the video for convenient analysis via Viofo’s software or mobile app.

Dual-Band Wi-Fi (2.4GHz & 5GHz)

Allows ultra-fast wireless file transfers and live view preview through the Viofo mobile app, with reduced interference and higher stability.

Voice Control Function

Offers hands-free operation with intuitive voice commands like “Take photo” or “Lock video,” enhancing driver safety and convenience.

Supercapacitor Power Supply

Ensures heat resistance and long-term reliability compared to lithium batteries, operating smoothly even under extreme temperatures.

Advanced Parking Mode

Provides three parking surveillance modes—motion detection, time-lapse, and impact-triggered buffer recording (requires Viofo HK4 hardwire kit).

Circular Polarising Filter (CPL) Support

Reduces glare and reflection from windshields and road surfaces for cleaner, high-contrast video output, especially in sunny conditions.

Storage support

Compatible with microSD cards up to 512GB, & the only camera as off date which support external SSD Upto 4TB, providing long recording durations before loop-overwriting.

Loop Recording & Emergency Lock

Automatically overwrites older files when the card is full, but the G-sensor and manual buttons can lock important files from being deleted.

Mobile App Compatibility

Viofo’s user-friendly mobile app lets you review footage, update firmware, or change camera settings wirelessly on the go.

Stealthy and Compact Design

Minimalist and discreet build allows the A329S to blend seamlessly into any vehicle interior, avoiding attention while recording discreetly.

Optional Bluetooth Remote

Supports Viofo’s remote control button (sold separately) to lock footage instantly without touching the camera, ideal for critical moments.

Detailed Specifications

SpecificationDetails
Model NameViofo A329S Triple Channel Dashcam
Front Camera4K Ultra HD (3840×2160) @ 30fps, Sony STARVIS 2 Sensor
Rear Camera2K QHD (2560×1440) @ 30fps, Sony STARVIS 2 Sensor
Interior CameraFull HD 1080p @ 30fps, IR Night Vision Enabled
Lens AngleFront: 140°
Video CodecH.265 (High-Efficiency Video Coding)
Audio RecordingBuilt-in microphone with option to mute/unmute
GPS ModuleBuilt-in, with route tracking and speed watermark
Wi-Fi ConnectivityDual-band 2.4GHz & 5GHz
App SupportViofo App (iOS & Android)
Voice ControlYes – English voice commands supported
StoragemicroSD up to 512GB (UHS U3 recommended)
Power SupplySupercapacitor
Parking ModeMotion detection, time-lapse, low-bitrate recording (HK4 kit required)
Video OutputMP4 format
Operating Temperature−10°C to 65°C (14°F to 149°F)
Firmware UpdatesVia app or microSD
Mount TypeAdhesive windscreen mount with adjustable angles
Body DimensionsApprox. 90mm × 55mm × 45mm (main unit)
Weight~150g (excluding cables)
Warranty18 months (extendable on registration)

Our Thoughts

Pros

  • Exceptional 4K front video quality with great sharpness and dynamic range
  • Triple channel coverage ideal for rideshare or taxi drivers
  • STARVIS 2 sensors deliver best-in-class night performance
  • Voice control works reliably for basic commands
  • Built-in GPS with seamless speed & route data overlay
  • Reliable performance in extreme heat, thanks to supercapacitor
  • Supports up to 512GB microSD cards, ideal for long road trips
  • Very competitive price compared to BlackVue or Thinkware alternatives

Cons

  • Interior cam lacks HDR, may be noisy in bright light
  • Requires hardwiring kit for full parking surveillance
  • App can occasionally lag on certain Android models
  • CPL filter not included (sold separately)
  • Rear cam cable may be short for large SUVs/trucks
  • No touchscreen; navigation relies on app or button input
  • Remote control must be purchased separately
  • No cloud backup or LTE option available

The Viofo A329S Triple Channel Dashcam stands out as one of the most well-rounded and affordable multi-channel dashcams in 2025. It checks nearly every box for serious drivers, especially rideshare professionals or fleet managers who prioritize security, reliability, and high video quality. Its use of Sony STARVIS 2 sensors across all three channels, support for high-speed Wi-Fi, built-in GPS, voice control, and expandable storage up to 512GB provides incredible value for its price point.

While it lacks some premium features like 4G cloud upload or touchscreen controls, its superior recording quality, discreet design, and robust parking surveillance easily outweigh these minor limitations. For those who want top-tier functionality without breaking the bank, the A329S is arguably the most compelling choice on the market today.

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