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Fitbit Sense 2 vs Samsung Galaxy Watch 9

The Galaxy Watch 9 is the stronger pick for most shoppers: a sharper 480x480 display, 32 GB storage, LTE options and a 4.8 rating from 5,400 buyers. The Sense 2 wins on battery life, lasting 6+ days versus about 30 hours, and it leans harder into stress and sleep coaching. On price, the Sense 2 is $188.30 at Walmart as of November 5, 2026, while the Watch 9 shows $11.94 at T-Mobile as of the same date, a figure far below its own recent high of $379.99, so confirm the listing before you count on it.

Today the Fitbit Sense 2 costs $66.70 less at its best price.

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Fitbit
Fitbit Sense 2

Fitbit Sense 2

4.4· 71 ratings
$188.30at WalmartObserved at 4:44 PM
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Choose the Sense 2 if you want a week of battery, continuous stress tracking with EDA and a lighter 37.6 g body.

Pros
  • Six-plus days per charge, far beyond the Watch 9's rated 30 hours.
  • Continuous EDA sensor and Stress Management Score give stress data the Watch 9 does not track.
  • Light at 37.6 g with an always-on AMOLED screen and Gorilla Glass 3.
  • Rated water resistant to 50 m.
  • Includes 6 months of Fitbit Premium.
Cons
  • GPS drains the battery in about 5 hours.
  • Buyers report weather updates that need reboots and inconsistent sleep and distance readings.
  • No real-time all-day AFib monitoring.
  • Small rating base of 71 reviews.
Samsung
Samsung Galaxy Watch 9

Samsung Galaxy Watch 9

4.8· 5,400 ratings
$255.00at eBayVerified
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Choose the Galaxy Watch 9 if you want a bright 3,000-nit screen, 32 GB of storage, LTE and a large pool of buyer ratings.

Pros
  • Sharp 480x480 display at up to 3,000 nits, easy to read outdoors.
  • 32 GB storage and 2 GB RAM for apps and offline media.
  • LTE option keeps you connected without a phone.
  • Advanced Sleep Coaching, Heart Health Score and blood pressure support with a compatible cuff.
  • 4.8 rating from 5,400 buyers.
Cons
  • Rated battery life of about 30 hours means near-daily charging.
  • No continuous EDA stress sensor like the Sense 2.
  • Dust resistance is listed as false.
  • The $11.94 T-Mobile price is far below its recent $379.99 high, so verify it is the full watch.

What separates them

Fitbit Sense 2Samsung Galaxy Watch 9
Battery life6+ days typical, up to 5 hours with GPS onAbout 30 hours rated
Display1.58-inch AMOLED, 336x3361.34 or 1.47-inch Super AMOLED, 480x480, 3,000 nits
Storage and memoryNot specified2 GB RAM, 32 GB storage
ConnectivityBluetooth 5.0, Wi-Fi, GPS + GLONASSBluetooth, Wi-Fi, cellular (LTE)
Stress and sleep toolsContinuous EDA stress sensor, Stress Management Score, Sleep ProfileAdvanced Sleep Coaching, Bedtime Guidance, Heart Health Score
Weight37.64 g34 g
Water resistance50 mNot stated in the listed specs
Buyer ratings4.4 from 71 ratings4.8 from 5,400 ratings

Price history

$379.99$11.94
Oct 30Nov 5
  • Fitbit Sense 2: lowest $83.00 on Nov 2 at Walmart; $175.00 on Nov 5.
  • Samsung Galaxy Watch 9: lowest $11.94 on Nov 5 at T-Mobile.

Prices at every store

Fitbit Sense 2

  • WalmartNew

    In stock

    $188.30Observed at 4:44 PM
    Visit store
  • Best BuyNew

    In stock

    $199.95Observed at 4:43 PM
    Visit store
  • DellNew

    In stock

    $199.95Observed at 4:43 PM
    Visit store
  • Macy'sNew

    In stock

    $199.95Observed at 4:43 PM
    Visit store

Also available at

  • eBayCheck price at eBay
  • FitbitCheck price at Fitbit
  • Fordham StoreCheck price at Fordham Store
All 15 stores and price 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

Specs compared

SpecFitbit Sense 2Samsung Galaxy Watch 9
Weight0.08 lb (37.64 g)34.0 g
Display resolution336x336480x480px
Water resistanceWater resistant to 50mtrue
ConnectivityBluetooth 5.0, Wi-Fi 802.11 b/g/nBluetooth, Wi-Fi, Cellular
Case Size40 mm, 40mm40mm case, 44mm case
BluetoothYes6.0
colorGraphiteGraphite
Battery life6+ days—
GPS battery lifeUp to 5 hours—
Length1.59 in (40.5 mm)—
Width1.59 in (40.5 mm)—
Height0.44 in (11.2 mm)—
Show all 40 specsShow fewer specs
SpecFitbit Sense 2Samsung Galaxy Watch 9
Display typeAMOLED display—
NavigationBuilt-in GPS + GLONASS—
Operating temperature-14° to 113°F—
WaterproofYes—
Scratch ResistanceCorning® Gorilla® Glass 3—
Hardware SensorsGPS, Skin temperature sensor—
GPSYes—
Heart Rate MonitoringYes—
Sleep MonitoringYes—
Step Counting

What reviewers say

Fitbit Sense 2

  • 4.4 / 571 ratings

Owners rate it 4.4 out of 5 across 71 ratings and mostly like the comfort, screen and core tracking. Complaints cluster around software reliability and inconsistent sleep and distance data.

Pros
  • Easy to use and lightweight on the wrist
  • Accurate step, heart rate and sleep tracking for many owners
  • Clear, easy-to-read display
  • Comfortable band and good value at discounted prices
Cons
  • Weather updates often need a reboot and resync
  • Sleep records are hit or miss
  • Distance readings vary on the same route
  • AFib is not monitored continuously through the day

Samsung Galaxy Watch 9

  • 4.8 / 55,400 ratings
Reviews
  • The Best Android Watch for 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
  • We Tested Every Top Smartwatch: Here Are the Only Ones Worth Buying in 2026

Questions and answers

Which is better for battery life?
The Sense 2. Fitbit rates it at 6+ days, while Samsung rates the Galaxy Watch 9 at about 30 hours. Heavy GPS use cuts the Sense 2 to roughly 5 hours.
Is the Galaxy Watch 9 worth the extra over the Sense 2?
At the listed prices it is not extra: the Watch 9 shows $11.94 at T-Mobile and the Sense 2 $188.30 at Walmart, both as of November 5, 2026. Confirm the Watch 9 listing is the full watch before relying on that gap.
Which is better for sleep tracking?
Both are strong. The Sense 2 adds a Sleep Profile with Sleep Animals and a nightly Sleep Score, while the Watch 9 offers Advanced Sleep Coaching and Bedtime Guidance. Sense 2 buyers report mixed sleep accuracy.
Does the Galaxy Watch 9 work without a phone?
Yes, in the cellular version. It supports LTE, so calls and messages work without your phone nearby. The Sense 2 relies on Bluetooth and Wi-Fi.
Which screen is easier to read outdoors?
The Galaxy Watch 9. Its 480x480 panel reaches 3,000 nits. The Sense 2 has a 336x336 AMOLED that is clear but dimmer.
Can either watch track stress all day?
Only the Sense 2. Its continuous EDA sensor logs stress events through the day and feeds a Stress Management Score. The Watch 9 focuses on sleep, heart health and fitness metrics.

More comparisons

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  • Fitbit Sense 2 vs Fitbit Versa 3
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All 8 stores and price history →
Yes
—
Calorie ComputationYes—
Tracking Feature TypeActivity tracking—
Case MaterialAluminum—
Activities TrackedSleep—
Tracking TypeGPS—
Display Diagonal Size1.58-inch—
Touch ScreenYes—
Display FeaturesAlways-on display—
Step CounterYes—
CellularNo—
Connectivity InterfacesBluetooth—
Supported OSAndroid, iOS—
NFCYes—
Actual ColorGraphite—
sizeOne Size—
Battery capacity—390 mAh
Thickness—0.86 cm
Band weight—14 g