Best Dual Dashcams with Rear Camera
Complete accident protection requires both front and rear coverage. Dual dashcam systems provide comprehensive monitoring, protecting you from accidents in any direction. We've tested the best dual systems with rear cameras.
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| Product | Video Quality | Install Difficulty | Best For | Price | Action |
|---|---|---|---|---|---|
Vantrue N4 3-Channel | 4K Front, 1080p Rear | Moderate(Some experience helpful) | Complete coverage | $269 | View on Amazon → |
Garmin Dash Cam 57 + Rear | 1440p Front, 1080p Rear | Easy(DIY-friendly) | User-friendly | $349 | View on Amazon → |
BlackVue DR750X Plus | 4K Front, Full HD Rear | Moderate(Some experience helpful) | Cloud features | $449 | View on Amazon → |
Vantrue N4 3-Channel
$269Garmin Dash Cam 57 + Rear
$349BlackVue DR750X Plus
$449Why Choose a Dual Dashcam System
While single front-facing dashcams are common, rear coverage is essential. Dual systems provide coordinated recording from both cameras, synchronized timestamps, and often better video quality than separate systems.
What to Look For in Dual Systems
- Synchronized Recording: Front and rear footage with matching timestamps
- Cable Length: Sufficient cable to route to rear (15-20 feet typically)
- Video Quality: Both cameras should have good resolution (1080p minimum rear)
- Storage: Dual recording uses more storage—ensure adequate SD card size
- App Integration: Easy access to both camera feeds via app
Our Top Picks
1. Vantrue N4 3-Channel — Best Overall Coverage
The N4 is unique in offering three channels: front, cabin, and rear. This provides the most comprehensive coverage available. The rear camera delivers excellent 1080p quality, and parking mode works reliably on all channels.
Who should buy this: Drivers who want complete coverage including interior monitoring.
Install difficulty: Moderate — routing two additional cameras requires planning.
2. Garmin Dash Cam 57 + Rear — Easiest to Use
Garmin's dual system excels in user experience. The app makes setup and viewing simple, and installation is more straightforward than most competitors. Video quality is excellent for both cameras.
Who should buy this: Users who prioritize ease of use and simple operation.
Install difficulty: Easy — well-documented and app-guided setup.
3. BlackVue DR750X Plus — Best for Tech Enthusiasts
BlackVue offers cloud connectivity, allowing remote access to footage via smartphone. The video quality is excellent (4K front, Full HD rear), and the parking mode is sophisticated with impact detection.
Who should buy this: Users who want advanced features like cloud access and remote viewing.
Install difficulty: Moderate — requires wiring for parking mode features.
Installation Considerations
Dual dashcam systems require routing a cable from the front unit to the rear camera. This typically means running cable along the headliner, down the A-pillar, and through the vehicle's interior to the rear window. Installation time is usually 2-4 hours for DIY, depending on vehicle complexity.
Storage and SD Card Requirements
Dual recording uses significantly more storage than single cameras. We recommend at least a 128GB SD card, with 256GB being ideal for longer loop times. Many systems require specific SD card types—check manufacturer requirements.
Front vs Rear Video Quality
Most dual systems offer higher resolution on the front camera (4K or 1440p) and Full HD on the rear. This is typically sufficient since the front camera needs higher quality for distant detail, while the rear primarily needs to capture close incidents.
Final Thoughts
Dual dashcam systems provide complete accident protection. While installation is more involved than single cameras, the comprehensive coverage is worth the extra effort. Choose based on your video quality needs, desired features, and installation comfort level.