WatchFitTool
Samsung Gear Sport — case dimensions and design

Samsung · 2017

Gear SportSize, Dimensions & Wrist Fit

Case Width

42.9mm

Thickness

11.6mm

Lug-to-Lug

44.6mm

Weight

50g

The Samsung Gear Sport sits best on flat wrist widths of about 4764mm (≈ 12.617.1cm wrist circumference). Adjust the slider below to check your wrist.

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The Gear Sport in short

The figures that decide whether this watch suits you, pulled out of the full specification sheet further down.

  • Rated for 3 days of use per charge.
  • Water rated to 50 m.
  • 50g on the wrist. Heavier than 71% of the 43mm watches we have weights for.
  • 1.2 inches OLED/AMOLED display, always-on capable.
  • Takes 20mm bands, so third-party straps fit without an adapter.

Does the Gear Sport fit your wrist?

Drag the slider to your wrist width and see the Gear Sport overlaid at true scale. Lug-to-lug — not case diameter — decides whether a watch overhangs your wrist.

Watch Fit Tool

For sports watches, Lug-to-Lug (L2L) is what matters most. Bulky is fine — overhang is not.

mm
40.0mm (small)80.0mm (large)
How to Measure
1

Lay arm flat, palm up.

2

Measure the flat width across top of wrist.

Samsung Gear Sport
Case: 42.9mmL2L: 44.6mmThick: 11.6mm
Edge Clearance
+5.2mm
Balanced Fit5.2mm clearance. Comfortable everyday wear with room to spare.

Happy with the fit? Check current availability for the Gear Sport.

Find it on Amazon

2D Dimension Schematics

The Gear Sport drawn to scale — from above, and in profile against the wrist. Built from the measurements, so it works whether or not the watch has a photo.

Highlight
From above — true scale
From the side — how far it sits off the wrist
  • Samsung Gear Sport42.9mm × 44.6mm · 11.6mm thick

Samsung Gear Sport on a wrist

Put the Gear Sport on an arm sized to your own wrist and turn it — the view a photograph on a white background never gives you.

  • Samsung Gear Sport 42.9mm case, 44.6mm lug-to-lug, standing 11.6mm off the wrist.

Whether that clears your wrist edges is the question worth answering, and it depends on your wrist rather than on the case diameter.

See it on a wrist in 3D

Case shapes are generated from each watch's published measurements — case width, lug-to-lug and thickness — not from manufacturer 3D models, so the proportions are accurate while the dial is generic.

Gear Sport battery life

The runtime the manufacturer publishes for everyday use.

  • Smartwatch3 days
Charges in 2.6 hours

What size band does the Gear Sport take?

Lug width

20mm

Any 20mm strap fits, so you are not restricted to Samsung's own bands. Quick-release pins let you swap without tools — check that a replacement lists 20mm and quick-release before buying.

Affiliate disclosure: As an Amazon Associate, WatchFitTool earns from qualifying purchases. If you buy through links on this page, we may earn a commission at no extra cost to you. Learn more.

Gear Sport specifications

The figures that decide a purchase, followed by every line Samsung publishes.

Battery life
3 days
Display
1.2 inches
Resolution
360 x 360 px
Water rating
5 ATM
Glass
Gorilla Glass 3
Strap
20 mm
Storage
4GB
Charging
2.6 hours

Full specification sheet

82 published lines across 8 groups, unedited

Design

width
42.9
height
44.6
volume
22.19 cm³
weight
50 g
thickness
11.6
ATM rating
5 ATM
resolution
360 x 360 px
screen size
1.2 inches
Display type
OLED/AMOLED
Has a display
pixel density
424 ppi
width of band
20 mm
water resistance
Waterproof
Always-On Display
has a touch screen
is designed for kids
Gorilla Glass version
Gorilla Glass 3
waterproof depth rating
50 m
Watch band is replaceable
Ingress Protection (IP) rating
IP67
has branded damage-resistant glass

Battery

charge time
2.6 hours
battery life
3 days
battery power
300 mAh
has wireless charging
has a rechargeable battery

Sensors

has GPS
has a compass
Has a barometer
has a gyroscope
has an accelerometer
Has a heart rate monitor

Features

RAM
0.77GB
CPU speed
2 x 1 GHz
release date
2017-08-30
Has a stopwatch
Has call control
Has silent alarm
internal storage
4GB
Has notifications
Locates your phone
has voice commands
Has vibrating alerts
Can be used to answer calls

Connectivity

has NFC
Wi-Fi version
Wi-Fi 4 (802.11n)
supports Wi-Fi
Bluetooth version
4.2
has a cellular module
Is compatible with iOS
Is compatible with Android

Miscellaneous

Has passcode
Has auto pause
Compatible with smart scales
has a battery level indicator
Compatible with external heart rate monitors

App & Software

Ad-free
Free app
Tracks BMI
Has coaching
Supports routes
Has achievements
Has goal setting
Has exercise diary
Has weight tracking
Predicts start date
Tracks water intake
Has inactivity alerts
Has period notifications
Provides activity reports
Counts how many calories you've burned

Activity tracking

Measures pace
Tracks distance
Tracks elevation
Tracks your sleep
Tracks steps taken
Has a route tracker
Has exercise tagging
Tracks calorie intake
Provides sleep reports
Detects activities automatically
Has a stroke counter for swimming

Gear Sport — Frequently Asked Questions

Will the Samsung Gear Sport fit my wrist?

The Samsung Gear Sport looks balanced on flat wrist widths of roughly 47–64mm (about 12.6–17.1cm circumference). Drag the slider above to check it against your own measurement.

What size band does the Samsung Gear Sport take?

20mm. Any 20mm strap fits, so you are not limited to Samsung's own bands — look for a quick-release fitting if you want to swap without tools.

How long does the Samsung Gear Sport battery last?

Samsung rates it at 3 days per charge in everyday use.

Is the Samsung Gear Sport thick for a 43mm watch?

At 11.6mm, thinner than 86% of 43mm watches, so it slides under a cuff more easily than most of its size. Thickness, not case width, is what decides whether a watch catches on a shirt cuff.

What other watches are the same size as the Samsung Gear Sport?

Garmin Bounce 2, OnePlus Watch 3 43mm, Oppo Watch X2 Mini, Omega Speedmaster Moonphase Stainless Steel / Black Meteorite / Bracelet all sit within half a millimetre of the Samsung Gear Sport's 42.9mm case, so they cover the same amount of wrist.

What is the lug-to-lug of the Samsung Gear Sport?

44.6mm, against a 42.9mm case width. Lug-to-lug is the measurement that decides overhang: if it exceeds the flat width of your wrist, the lugs sit past the edge no matter how modest the case diameter looks.