Samsung Galaxy Watch & Fitbit Air on the same wrist

Samsung Galaxy Watch & Fitbit Air on the same wrist

Yes. A Samsung Galaxy Watch with standard 20mm or 22mm lugs and the Fitbit Air are both Smartlet-compatible. The Galaxy Watch mounts on the outer wrist; the Fitbit Air sits on the inner wrist via its dedicated adapter.
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Compatibility guide

Samsung Galaxy Watch & Fitbit Air on the same wrist

Samsung Galaxy Watch + Fitbit Air
Yes. A Samsung Galaxy Watch with standard 20mm or 22mm lugs and the Fitbit Air are both Smartlet-compatible. The Galaxy Watch mounts on the outer wrist; the Fitbit Air sits on the inner wrist via its dedicated adapter.
Galaxy Watch
20mm / 22mm lugs
Fitbit Air
Screenless tracker (2026)
Adapter
Spring bar or adapter
Sensors
Full skin contact

Why Galaxy Watch owners pair a Fitbit Air

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Can you wear a Galaxy Watch and a Fitbit Air together on Smartlet?

Compatible
Yes. A Samsung Galaxy Watch with standard 20mm or 22mm lugs and the Fitbit Air are both Smartlet-compatible. The Galaxy Watch mounts on the outer wrist; the Fitbit Air sits on the inner wrist via its dedicated adapter.
Galaxy Watch 20/22mm
Outer wrist
Spring bar or adapter, supported
Fitbit Air
Inner wrist
Dedicated adapter, supported
Sensors
Full skin contact
Both devices
Reversible
In seconds
No modification

Related compatibility guides

Smartwatch guide
Samsung Galaxy Watch
→
Smartwatch guide
Fitbit Air
→
Use case
More than one wearable
→

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Step by step

Replace your strap
01

Replace your strap

Smartlet replaces your mechanical watch strap via the standard spring-bar system. Classic, Shadow, or Titanium. No tools required.

Connect your wearable
02

Connect your wearable

Smartlet uses a dedicated adapter or native lug pins depending on your smartwatch. The connector snaps onto the Smartlet module. Zero modification to the mechanical watch.

Wear both simultaneously
03

Wear both simultaneously

Both watches sit on the same wrist. All smartwatch sensors maintain direct skin contact and operate normally.

Questions

Frequently asked questions

  • Can I wear a Samsung Galaxy Watch and a Fitbit Air together with Smartlet?
    Yes, for Galaxy Watch models with standard 20mm or 22mm lugs. Both sit on one strap, each in its own position.
  • Does the Fitbit Air keep tracking when mounted on Smartlet?
    Yes. It sits inner wrist with skin contact preserved, so steps, heart rate and sleep keep recording.
  • Which Galaxy Watch models are compatible?
    Galaxy Watch generations 1 through 7, including Active, Classic and Pro, mount natively via their standard 20mm or 22mm lugs. The Galaxy Watch 8, Ultra and Ultra 2 use Samsung's Dynamic Lug system and need a conversion adapter to standard lugs.
  • Is Smartlet reversible?
    Yes. Remove either device and return to a single wearable any time.