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Apple Watch SE 3 vs Samsung Galaxy Watch 9

The Galaxy Watch 9 is the stronger watch on paper: a brighter 1.5-inch display, longer rated battery life, LTE and cellular connectivity, and a 4.8 rating from more buyers. The Apple Watch SE 3 is the safer pick if you own an iPhone, since it only works with iOS. Price is the deciding factor: the SE 3 is $249.00 new at Walmart as of November 5, 2026, while the Galaxy Watch 9 shows $11.94 at T-Mobile as of the same date, far below its $379.99 high on November 2, 2026. Verify that $11.94 listing before you count on it.

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Apple
Apple Watch SE 3 [GPS 40mm] Smartwatch with Starlight Aluminum Case with Starlight Sport Band - S/M

Apple Watch SE 3

Apple Watch SE 3 [GPS 40mm] Smartwatch with Starlight Aluminum Case with Starlight Sport Band - S/M

4.4· 4,798 ratings

Choose the Apple Watch SE 3 if you use an iPhone, want an always-on AMOLED display and fast charging, and prefer a 40mm aluminum case with a 50m water rating.

Pros
  • Works tightly with iPhone and watchOS
  • Always-on AMOLED display
  • Fast charging support
  • 50m water resistance
  • 64 GB storage
Cons
  • No ECG or blood-oxygen sensor
  • 18-hour battery life
  • GPS only, no cellular
  • Aluminum case only
Samsung
Samsung Galaxy Watch 9

Samsung Galaxy Watch 9

4.8· 5,400 ratings
$255.00at eBayVerified
Visit store

Choose the Galaxy Watch 9 if you use an Android phone, want cellular LTE, a larger and brighter screen, and longer rated battery life.

Pros
  • Up to 30 hours of rated battery life
  • Bright 3000-nit Super AMOLED display
  • LTE cellular built in
  • Running Coach and Fitness Index training tools
  • 4.8 rating from 5,400 buyers
Cons
  • Not compatible with iPhone
  • No stated water-resistance depth
  • Dust resistance listed as false
  • $11.94 price is far below its $379.99 recent high, so confirm it

What separates them

Apple Watch SE 3Samsung Galaxy Watch 9
Phone compatibilityiOS only (watchOS)Android phones, with Bluetooth, Wi-Fi and cellular
Display40mm AMOLED, always-on1.5-inch Super AMOLED, 480x480, up to 3000 nits
Rated battery life18 hoursUp to 30 hours (390-445 mAh)
ConnectivityGPS only, no cellular planBluetooth 6.0, Wi-Fi and LTE cellular
Water resistance50 mNot stated in the listed specs
Storage and memory64 GB32 GB storage, 2 GB RAM
Health sensorsSleep score, Vitals app; no ECG or blood-oxygen sensorSleep coaching, Heart Health Score, blood pressure via a compatible cuff
Price as of November 5, 2026$249.00 new at Walmart$11.94 at T-Mobile (high of $379.99 on November 2, 2026)

Price history

$379.99$11.94
Oct 28Nov 5
  • Apple Watch SE 3: lowest $249.00 on Oct 28.
  • Samsung Galaxy Watch 9: lowest $11.94 on Nov 5 at T-Mobile.

Prices at every store

Apple Watch SE 3

  • WalmartCheck price at Walmart
Prices and history →

Samsung Galaxy Watch 9

  • Abt Electronics & AppliancesNew

    In stock

    $379.99Observed at 4:44 PM
    Visit store
  • TargetNew

    In stock

    $379.99Observed at 7:26 PM
    Visit store
  • eBayNew

    Availability unknownSold by snps87 (100% positive, 26 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $255.00+ $6.87 shippingVerified
    Visit store
  • PayMore RockvilleNew

    Availability unknown

    $289.99Observed at 4:44 PM
    Visit store

Also available at

  • eBayCheck price at eBay
  • AmazonCheck price at Amazon
  • CDWCheck price at CDW
All 8 stores and price history →

Specs compared

SpecApple Watch SE 3Samsung Galaxy Watch 9
watch_band_style40mm case + Small/Medium bandSport Loop
colorSilverGraphite
DisplayAMOLEDDigital
Watch band colorMulticolorGraphite
actual_colorStarlight Aluminum Case with Starlight Sport Ba…—
editionGPS—
BrandApple—
Battery life18 h—
Compatible OSiOS—
Mobile OSwatchOS—
Resists waterY—
Screen size40 mm—
Show all 40 specsShow fewer specs
SpecApple Watch SE 3Samsung Galaxy Watch 9
Internal memory64 GB—
WirelessGPS Only—
Case materialAluminum—
Band materialRubber—
Watch case colorMulticolor—
Watch case shapeSquare—
Model nameMEH34LW/A—
ModelMEH34LW/A—
SeriesSE 3—
ManufacturerApple—

What reviewers say

Apple Watch SE 3

  • 4.4 / 54,798 ratings

Owners rate it 4.4 out of 5 across roughly 4,800 ratings. Most praise the always-on display, fast charging and the value versus the Series models; complaints center on battery life and the missing health sensors.

Pros
  • Always-on display is a big step up from the SE 2
  • Fast charging tops it up quickly
  • Light and comfortable for sleep tracking
  • Good value for the feature set
Cons
  • Still needs charging about every day
  • No ECG or blood-oxygen readings
  • Screen can be hard to read in bright sun

Samsung Galaxy Watch 9

  • 4.8 / 55,400 ratings
Reviews
  • The best Apple Watch of 2026: Expert tested and reviewed - ZDNET
  • Best Apple Watch for 2026 - CNET
  • We Tested Every Top Smartwatch: Here Are the Only Ones Worth Buying in 2026 - PCMag editors select and review products independently
  • We Tested Every Top Smartwatch: Here Are the Only Ones Worth Buying in 2026
  • We Tested Every Top Smartwatch: Here Are the Only Ones Worth Buying in 2026 - PCMag editors select and review products independently
  • The 13 best smartwatches you can buy in 2026

Questions and answers

Which is better for iPhone users?
The Apple Watch SE 3. It runs watchOS and pairs with iOS, while the Galaxy Watch 9 is built for Android phones.
Which has the longer battery life?
The Galaxy Watch 9, rated up to 30 hours versus 18 hours for the SE 3.
Is the Galaxy Watch 9 worth the extra money?
At $11.94 at T-Mobile as of November 5, 2026, it costs far less than the $249.00 SE 3 at Walmart. At its $379.99 high on November 2, 2026, it was the pricier watch.
Does the Apple Watch SE 3 have cellular?
No. This is the GPS-only model, with no cellular plan. The Galaxy Watch 9 lists LTE connectivity.
Which is better for running?
The Galaxy Watch 9 offers Running Coach with real-time feedback and race training plans. The SE 3 covers general workouts and sleep tracking.
Can I swim with either watch?
The SE 3 is rated to 50m. The Galaxy Watch 9 specs list no water-resistance depth, so treat it as the less proven swim watch.

More comparisons

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  • Apple Watch SE 3 [GPS 40mm] Smartwatch with Starlight Aluminum Case with Starlight Sport Band - S/M vs Withings ScanWatch Light
  • Samsung Galaxy Watch 9 vs Withings ScanWatch Light
  • Apple Watch SE 3 [GPS 40mm] Smartwatch with Starlight Aluminum Case with Starlight Sport Band - S/M vs Apple Watch Series 11

Buying guides that pick them

  • Best smartwatches for women
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Water-resistant depth50 m—
Voice-activatedY—
Cellular service planNo Plan-Unlocked Device—
Accessories includedBand, Charging Cable—
Alert typeVibration, Audio Signal, Light—
Battery capacity—390 mAh
Thickness—0.86 cm
Band weight—14 g
Display size—1.5-inch
Display resolution—480x480px
Weight—34.0 g
Dimensions—46.0 x 43.7 x 8.6 mm
Memory—2GB · 32GB
Battery type—445 mAh
Bluetooth—6.0
Style—Wrist
Department—Unisex
Connectivity—Bluetooth, Wi-Fi, Cellular