Garmin Varia RVR 315 Rearview Radar
Best compact safety alert system for dedicated road cyclists.
This radar acts as a digital set of eyes on your back, alerting you to approaching traffic long before you hear it. It lacks the integrated tail light found on its sibling, but that minimalism makes it the perfect, unobtrusive upgrade for cyclists who already have their lighting setup dialed in.
$149.99
Who it's for
- Road cyclists seeking extra confidence when riding in heavy traffic
- Weight-conscious racers who already own a preferred rear light
- Tech-savvy riders using multiple devices to track their cycling data
Who should skip it
- Commuters looking for an all-in-one safety and lighting solution
- Long-distance touring cyclists who spend entire days in the saddle
- Performance riders with specialized aero frames requiring a custom fit
Performance breakdown
Detection accuracy
Consistently identifies approaching vehicles with impressive range and reliability.
Alert clarity
Visual and audible cues cut through distractions to keep riders informed.
Connectivity
Seamless pairing with head units and smartphones via ANT+ and Bluetooth.
Form factor
Compact, lightweight profile disappears behind the seat post without added bulk.
Battery endurance
Seven hours of runtime covers most rides, though ultra-endurance cyclists need charging.
Ease of installation
Tool-free mounting system makes swapping between bikes quick and effortless.
Key Specs
Battery Life
7 hours
Weight
48 grams
Dimensions
49 x 72 x 24mm
Connectivity
Bluetooth, ANT+
Included Components
Mounting System, Charging Cable, Safety Packet
Rugged
No
GPS Enabled
No
Mapping Capability
No
Touchscreen
No
Backlight
No
Know before you buy
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Ask Metto anything about the Garmin Varia RVR 315 Rearview Radar before you decide.
