eRapta A9 Wired 9-inch 4-Camera
#2 in WiredFull review
A full wired four-camera system for large RVs and trucks that want every view at once with no wireless lag.
Amazon $339.99$339.99
The eRapta A9 Wired 9-inch 4-Camera rates 4.0 among wired RV backup cameras; the AUTO-VOX Solar Magnetic Wireless 7.2-inch rates 3.4 among wireless ones. The AUTO-VOX Solar Magnetic Wireless 7.2-inch costs $180 less ($159.99 vs $339.99).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
AUTO-VOX Solar Magnetic Wireless 7.2-inch
#11 in WirelessFull review
A solar magnetic camera for owners who tow different trailers and don’t want to wire anything.
Amazon $159.99$159.99
Scores side by side
These two sit in different type classes (wired and wireless), and each is scored against the reference points for its own class, so a rating says how well each does among its own type peers. How we rank explains each factor.
| Factor weight | eRapta A9 Wired 9-inch 4-Camera | AUTO-VOX Solar Magnetic Wireless 7.2-inch |
|---|---|---|
| Overall rating | 4.0/5 | 3.4/5 |
| Value 25% | 77 $85 per camera ($339.99, 4 cameras) | 49 $159.99 per camera ($159.99, 1 camera) |
| Resolution 20% | 62 1,080p camera | 62 1,080p camera |
| Field of view 10% | 50 field of view not published (neutral score used) | 50 field of view not published (neutral score used) |
| Monitor 10% | 82 9 in monitor | 51 7.2 in monitor |
| Expandability 5% | 100 takes up to 4 cameras | 50 camera limit not published (neutral score used) |
| Weatherproofing 10% | 100 IP69K camera | 100 IP69K camera |
| Features 10% | 35 records to a memory card | 35 records to a memory card |
| Signal 5% | 100 wired video link | 50 no on-vehicle range published (524 ft claim not scored) (neutral score used) |
| Warranty 5% | 50 2-year warranty | 25 1.5-year warranty |
Specifications
| eRapta A9 Wired 9-inch 4-Camera | AUTO-VOX Solar Magnetic Wireless 7.2-inch | |
|---|---|---|
| Cameras | ||
| Cameras included | 4 | 1 |
| Cameras supported | 4 | - |
| Camera resolution | 1,080p | 1,080p |
| Night vision | Infrared | Infrared |
| Waterproof rating | IP69K | IP69K |
| Camera power | Vehicle 12 V | Battery with solar panel |
| Microphone | No | No |
| Monitor | ||
| Size | 9 in | 7.2 in |
| Resolution | 1920x1080 | - |
| Touchscreen | No | No |
| Recording | Yes | Yes |
| Input voltage | 12-24V | - |
| Link | ||
| Link | Wired | Wireless |
| Stated range (not scored) | - | 524 ft (maker claim) |
| RV prewire fit | No | No |
| Support | ||
| Warranty | 2 years | 1.5 years |