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Rear view · cameras & radar

GoPro, Insta360 or Drift Ghost? A live rear-view camera for cycling — and why you still want the radar

· 6 min read

A rear-view camera on the bike used to mean watching the footage afterwards. With Domestique Hub it means a live picture of the road behind you on the phone on your bars, beside a radar that tells you something is coming before you look. Here is how the three cameras the app supports compare — GoPro, Insta360 and Drift Ghost — and where the Garmin Varia fits.

An action camera and a red rear radar light mounted under a road bike saddle
A rear camera under the saddle and a radar on the seatpost. (Illustration.)
Diagram of a road bike with a rear camera under the saddle, a Garmin Varia radar on the seatpost and a phone on the handlebars
Camera and radar both look back from the seatpost; the phone on the bars shows both.

The three cameras side by side

GoProInsta360Drift Ghost
Tested onHERO 13 BlackX3, X4, X5Ghost XL Pro
iPhoneYesYesYes
AndroidNot yetYesNot yet
How it connectsBluetooth wakes it, phone joins its Wi-FiBluetooth wakes it, phone joins its Wi-FiCamera joins your phone's hotspot
Phone keeps internetYes, over mobile dataYes, over mobile dataYes, the hotspot is the phone's
REC from the barsNo — on the cameraYesYes
PHOTO into the rideYesYesYes
Rotate / mirrorYesYesYes
One-time setupNoneNoneStation mode

GoPro

The camera most riders already own. Bluetooth switches on its Wi-Fi, the phone joins it with one tap, and the app keeps the camera awake for the whole ride. iPhone only for now, and recording is started on the camera. Using a GoPro as a rear-view camera →

Insta360

The only one of the three on both iPhone and Android, with recording from the bars. The tile shows one of its two lenses as a flat picture — choose the one facing back. Using an Insta360 as a rear-view camera →

Drift Ghost

Joins your phone's hotspot instead of making its own network, after a one-time switch to station mode. REC from the bars, iPhone only for now. Drift Ghost live view on iPhone →

What every camera gets

Why you still want the radar

The live ride screen with a car marked 62 metres back on the radar rail and a 'Vehicle approaching fast' banner
The radar rail and banner: a car 62 m back, approaching fast.

A camera answers a question you have to ask — you look down, and there it is. A radar asks it for you: the moment a vehicle is within range, the rail marks it, a banner comes up over the page and a chime sounds. The two together are the full picture: the radar says something is coming, 60 metres back, and one glance at the camera says it is a bus.

On a group ride the radar goes further. Every phone in the ride shares what its radar sees, so one Varia at the back warns everyone, including the riders on the front. Garmin Varia on your phone, shared with the group →

Whichever you choose, the phone showing it should be on a secure out-front mount with a safety tether — see how to mount a phone on a bike safely.

Which should you get?

Questions riders ask

Can I see my bike camera live on my phone while riding?
Yes. Domestique Hub shows a live view from a GoPro, an Insta360 X-series camera or a Drift Ghost as a Camera tile on the ride screen, beside your speed, power, heart rate and radar.
Which rear-view camera works on Android?
The Insta360 X3, X4 and X5. GoPro and Drift Ghost live view are iPhone-only for now.
Do I lose mobile data when my phone joins the camera's Wi-Fi?
No. With a GoPro or an Insta360 the app keeps only the video on the camera's network and everything else on mobile data. A Drift Ghost in station mode joins your phone's own hotspot instead.
Is the camera footage uploaded?
No. The live view stays on your phone. Only a PHOTO you take on the tile is attached to your ride.

Try it with your club

Domestique Hub is free on iPhone and Android — every feature, for every member.

Get it on iPhone Get it on Android About radar in the app