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Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm vs Samsung Gear SportSize, Specs & Wrist Fit Compared

The Samsung Gear Sport is 0.4mm wider, 2.1mm longer, 0.7mm thicker and 2g lighter than the Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm. Both are circular.

Measured against the Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm.

Case width
42.5mmbaseGalaxy Watch6 Classic - Wi-Fi · 43mm
42.9mm+0.4mmGear Sport
Lug-to-lug
42.5mmbaseGalaxy Watch6 Classic - Wi-Fi · 43mm
44.6mm+2.1mmGear Sport
Thickness
10.9mmbaseGalaxy Watch6 Classic - Wi-Fi · 43mm
11.6mm+0.7mmGear Sport
Weight
52gbaseGalaxy Watch6 Classic - Wi-Fi · 43mm
50g−2gGear Sport
Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm
Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm
42.5mm × 42.5mmFind on AmazonView specs
Samsung Gear Sport
Samsung Gear Sport
42.9mm × 44.6mmFind on AmazonView specs

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Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm

Samsung

Galaxy Watch6 Classic - Wi-Fi · 43mm

Samsung Gear Sport

Samsung

Gear Sport

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 Galaxy Watch6 Classic - Wi-Fi · 43mm
Case: 42.5mmL2L: 42.5mmThick: 10.9mm
Edge Clearance
+6.25mm
Balanced Fit6.25mm clearance. Comfortable everyday wear with room to spare.
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.

Which one fits you

On wrists narrower than about 47mm, the Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm is the safer pick — it stays proportionate down to roughly 45mm, where the Samsung Gear Sport starts to hang over the edge. Above 47mm both sit cleanly, and the Samsung Gear Sport gives you more presence.

The Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm and Samsung Gear Sport share a near-identical 42.5mm case, so wrist presence comes down to thickness, lug-to-lug and weight.

The Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm is the slimmer of the two (10.9mm vs 11.6mm), so it slides under a cuff more easily.

On the wrist the Samsung Gear Sport feels lighter (50g vs 52g, case only).

Among the 724 43mm watches we hold thickness for, the Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm is thinner than 84%, so it wears flatter than its width suggests.

Among the 311 43mm watches we hold thickness for, the Samsung Gear Sport is thinner than 86%, so it wears flatter than its width suggests.

Specification Comparison

SpecSamsungGalaxy Watch6 Classic - Wi-Fi · 43mmSamsungGear Sport
Case Width42.5mm42.9mm
Lug-to-Lug42.5mm44.6mm
Thickness10.9mm11.6mm
Weight52g50g
ShapeCircularCircular
Water Resistance5 ATM5 ATM
GPSYesYes
Display typeOLED/AMOLEDOLED/AMOLED
Screen size1.3 inches1.2 inches
Always-On DisplayYesYes
Battery life1.6 days3 days
Battery power300 mAh300 mAh
Has wireless chargingYesYes
Has a rechargeable batteryYesYes
Has a battery level indicatorYesYes
Released20232017

Hover a row to highlight that measurement in the schematics below.

2D Dimension Schematics

Every case drawn to scale on a shared centre — from above, and in profile against the wrist. Built from the measurements, so it works for every watch whether or not it has a photo.

Highlight
From above — same centre, true scale
From the side — how far each sits off the wrist
  • Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm42.5mm · 10.9mm thick
  • Samsung Gear Sport42.9mm × 44.6mm · 11.6mm thick

Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm vs Samsung Gear Sport on a wrist

Put Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm and Samsung Gear Sport on the same arm, sized to your own wrist, and turn it. Side by side or stacked on one spot, whichever answers the question faster.

  • Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm 42.5mm case, standing 10.9mm off the wrist.
  • 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 them 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.

Battery life compared

Furthest apart in Smartwatch mode, where the Samsung Gear Sport lasts 1.9× as long as the Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm (3 days against 38.4 hours).

Samsung Galaxy Watch6 Classic - Wi-Fi · 43mmSamsung Gear Sport

  • Smartwatch

    1.6 days
    3 days

Full Specification Comparison

114 specs
SpecSamsung Galaxy Watch6 Classic - Wi-Fi · 43mmSamsung Gear Sport
Design
width42.542.9
height42.544.6
volume19.69 cm³22.19 cm³
weight52 g50 g
thickness10.911.6
ATM rating5 ATM5 ATM
resolution432 x 432 px360 x 360 px
screen size1.3 inches1.2 inches
Display typeOLED/AMOLEDOLED/AMOLED
Has a displayYesYes
pixel density453 ppi424 ppi
width of band20 mm20 mm
maximum altitude20029 feet
water resistanceWaterproofWaterproof
Always-On DisplayYesYes
has a touch screenYesYes
is designed for kidsNoNo
waterproof depth rating50 m50 m
Watch band is replaceableYesYes
Has sapphire glass displayYes
maximum operating temperature35 °C
Ingress Protection (IP) ratingIP68IP67
has branded damage-resistant glassNoYes
Gorilla Glass versionGorilla Glass 3
Battery
battery life1.6 days3 days
battery power300 mAh300 mAh
has wireless chargingYesYes
has a removable batteryNo
Has a solar power batteryNo
has a rechargeable batteryYesYes
charge time2.6 hours
Sensors
has GPSYesYes
has a compassYesYes
Has a barometerYesYes
has a gyroscopeYesYes
Has a cadence sensorNo
has an accelerometerYesYes
Monitors perspirationNo
Has a heart rate monitorYesYes
Has a temperature sensorYes
Monitors blood oxygenation levelsYes
Features
RAM2GB0.77GB
CPU speed2 x 1.4 GHz2 x 1 GHz
release date2023-07-262017-08-30
Has a stopwatchYesYes
Has smart alarmNo
warranty period2 years
Has call controlYesYes
Has silent alarmYesYes
has HRV trackingNo
internal storage16GB4GB
measures VO2 maxYes
Has notificationsYesYes
Has ECG technologyYes
Locates your phoneYesYes
has fall detectionYes
has voice commandsYesYes
Acquires GPS fasterNo
Has vibrating alertsYesYes
shows readiness levelNo
Can be used to answer callsYesYes
measures resting heart rateYes
has irregular heart rate warningsYes
has fast/slow heart rate notificationsYes
Has a built-in camera remote control functionYes
Connectivity
has NFCYesYes
Wi-Fi versionWi-Fi 4 (802.11n)Wi-Fi 4 (802.11n)
supports ANT+No
supports Wi-FiYesYes
supports GalileoYes
Bluetooth version5.34.2
has a cellular moduleNoNo
Is compatible with iOSNoYes
Is compatible with AndroidYesYes
Miscellaneous
Has passcodeYesYes
Has auto pauseYesYes
Is compatible with WindowsNo
Is compatible with Mac OS XNo
has an external memory slotNo
Compatible with smart scalesYesYes
has a battery level indicatorYesYes
has a socket for a 3.5 mm audio jackNo
Compatible with external heart rate monitorsYesYes
App & Software
Ad-freeYesYes
Free appYesYes
Tracks BMIYesYes
Has coachingYesYes
Includes mapsYes
Supports routesYesYes
Has achievementsYesYes
Has goal settingYesYes
Has exercise diaryYesYes
Has weight trackingYesYes
Predicts start dateYesYes
Tracks water intakeYesYes
Has inactivity alertsYesYes
Has period notificationsYesYes
Has temperature trackingYes
Provides activity reportsYesYes
Counts how many calories you've burnedYesYes
Activity tracking
Measures paceYesYes
Tracks distanceYesYes
Tracks elevationYesYes
Designed for golfNo
Tracks your sleepYesYes
Tracks steps takenYesYes
Designed for divingNo
Has a route trackerYesYes
Has exercise taggingYesYes
Has multi-sport modeYes
Tracks calorie intakeYesYes
Provides sleep reportsYesYes
Detects activities automaticallyYesYes
Has a stroke counter for swimmingYesYes

Wrist Fit

Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm

Sits best on wrists ~4561mm wide (≈ 12.016.3cm circumference).

Samsung Gear Sport

Sits best on wrists ~4764mm wide (≈ 12.617.1cm circumference).

Frequently Asked Questions

Is the Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm bigger than the Samsung Gear Sport?

The Samsung Gear Sport is bigger — 42.9mm vs 42.5mm case width.

Which fits a smaller wrist better, the Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm or the Samsung Gear Sport?

The Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm suits wrists around 45–61mm wide, and the Samsung Gear Sport around 47–64mm. The one with the smaller lower bound is the safer pick for a small wrist.

Can I see the Samsung Galaxy Watch6 Classic - Wi-Fi · 43mm and Samsung Gear Sport side by side at true scale?

Yes — the schematics and photos above show both watches at matched scale, and our fit tool overlays each on your wrist width.

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