Garmin Cycling Computers & Varia Radar | Mad Duck Cyclery

Find the Garmin setup that fits your rides at Mad Duck Cyclery in Grapevine, Texas. Compare Edge GPS cycling computers for navigation and training, Varia radar lights for awareness of traffic behind you, and the HRM 600 heart rate monitor for reliable ride data. Explore the Cycling Computers collection to see every model.

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Garmin Edge 1050 cycling computer in use during a ride — Explore Garmin Edge GPS cycling computers for the road, gravel, and trails.

Which Garmin Edge is right for you?

All three Edge models pair maps, ride data, and training features with compatible cycling sensors. Choose by screen size and the way you prefer to control your computer.

Edge 1050: large-screen flagship

The Edge 1050 has a bright 3.5-inch color touchscreen, detailed mapping, a built-in speaker, Garmin Pay, and group ride features. Garmin rates battery life at up to 20 hours in demanding use or up to 60 hours in battery saver mode. It is a strong choice when you want a larger map and room for more data on long road, gravel, or mountain bike rides.

Edge 850: compact touchscreen

The Edge 850 pairs a vivid 2.7-inch color display with touchscreen and button controls. It adds a built-in speaker and Garmin Pay in a smaller unit. Garmin rates it at up to 12 hours in demanding use or up to 36 hours in battery saver mode.

Edge 550: compact button control

The Edge 550 offers a vivid 2.7-inch color display and button-only operation. It is the pick for riders who prefer tactile controls without a touchscreen. Garmin rates battery life at up to 12 hours in demanding use or up to 36 hours in battery saver mode.

Garmin Varia RearVue 820 radar tail light on a road ride — Varia rearview radar helps you stay aware of traffic approaching from behind.

See what is coming from behind with Garmin Varia

A compatible Edge cycling computer can display Varia rearview radar alerts while you ride. Choose the radar and light combination that fits your priorities.

Varia RTL515: rearview radar and tail light with approaching-vehicle alerts. Garmin rates up to 16 hours in day flash mode.
Varia RCT715: radar, tail light, and rear-facing camera. The camera can record 1080p video and save footage after an incident.
Varia RearVue 820: advanced radar and tail light with vehicle size and lateral-position information on compatible displays, plus a brake-light response when slowing.

Radar is an awareness aid; always check traffic directly and ride with care. Features and alerts depend on your paired device and settings.

Garmin HRM 600 heart rate monitor in a training setting — Pair heart rate data with your Garmin Edge to follow your effort.

Train with the Garmin HRM 600

The Garmin HRM 600 sends heart rate and heart rate variability data to compatible Edge computers, smartwatches, and apps. It has a rechargeable battery, a removable module, and a washable strap. Choose from XS–S and M–XL strap sizes on the product page.

Build your Garmin cycling setup at Mad Duck Cyclery

For a simple setup, start with an Edge and add a Varia radar tail light. Add HRM 600 when heart rate data is central to your training. Every model on this page is in our Cycling Computers collection; individual product pages show current availability.

Visit Mad Duck Cyclery at 721 E. Northwest Hwy, Grapevine, TX 76051, or call 817-442-0339. We help riders across Grapevine and the Dallas–Fort Worth area choose cycling computers, sensors, and accessories for their bikes.

Garmin cycling computer questions

What is the difference between Edge 850 and Edge 550?

Both use a 2.7-inch color display. Edge 850 adds a touchscreen, built-in speaker, and Garmin Pay; Edge 550 uses button controls.

Do Garmin Varia radars work with an Edge computer?

Yes, these Varia models can pair with compatible Garmin Edge cycling computers to show alerts about traffic approaching from behind. Check the individual product and device compatibility details for the features you want.