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Wearable comparison

Apple Watch Series 10 vs Samsung Galaxy Watch Ultra

Compare battery life, health tracking, display and fit.

Compared products
01Selected
Apple Watch Series 10

Apple Watch Series 10

  • Screen: 42mm: 374 × 446 pixels; 46mm: 416 × 496 pixels; 326 ppi.
  • Apple S10; 4-core Neural Engine processor.
  • 64 GB storage in this version.
  • Runs watchOS 11, upgradable to watchOS 27.
  • Wi-Fi 4 support.
KSh 47,000In Stock
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02
Samsung Galaxy Watch Ultra

Samsung Galaxy Watch Ultra

  • Screen: 480 × 480 pixels.
  • Exynos W1000, 3 nm processor.
  • 2 GB RAM in this version.
  • 32 GB storage in this version.
  • Runs Wear OS 5; One UI 6 Watch.
KSh 45,000In Stock
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2 of 4 products

Our quick verdict

The Apple Watch Series 10 runs watchOS built around the iPhone, is lighter to wear all day and has more storage (64 GB) and a depth gauge for snorkelling, though it works only with an iPhone, while the Samsung Galaxy Watch Ultra lasts longer per charge (80 hours), offers hypertension notifications and has a sharper screen.

Display

Apple Watch Series 10
42mm: 374 × 446 pixels; 46mm: 416 × 496 pixels; 326 ppi
Samsung Galaxy Watch Ultra
480 × 480 pixels

Performance

Apple Watch Series 10
Apple S10; 4-core Neural Engine processor
Samsung Galaxy Watch Ultra
Exynos W1000, 3 nm processor

Storage

Apple Watch Series 10
64 GB storage in this version
Samsung Galaxy Watch Ultra
32 GB storage in this version

Software

Apple Watch Series 10
Runs watchOS 11, upgradable to watchOS 27
Samsung Galaxy Watch Ultra
Runs Wear OS 5; One UI 6 Watch

Battery life

Apple Watch Series 10
Up to 18 hours per charge
Samsung Galaxy Watch Ultra
Up to 80 hours per charge

Key differences

The main differences to help you choose.

Apple Watch Series 10

  • Lighter: 30 g (vs 60.5 g).
  • More storage: 64 GB (vs 32 GB).
  • Slimmer: 9.7 mm thick (vs 12.1 mm).
  • Depth gauge for snorkelling (to 6 m).

Samsung Galaxy Watch Ultra

  • Rated for up to 80 hours per charge (vs 18).
  • Higher screen resolution: 480 × 480 (vs 374 × 446).
  • Blood-pressure (hypertension) notifications.

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

6 priorities selected.
How each product answers the selected priorities
PriorityApple Watch Series 10Samsung Galaxy Watch Ultra
Battery lifeUp to 18 hours per chargeUp to 80 hours per charge
Storage64 GB storage32 GB storage
DisplayOLED display, 326 ppi1.5-inch OLED display
PerformanceApple S10 processorExynos W1000 processor
SoftwarewatchOS 11Wear OS 5
Water resistance50 mIP68 water and dust resistance

Detailed comparison

Explore the full specifications, section by section.

Display

Display specifications comparison
SpecificationApple Watch Series 10Samsung Galaxy Watch Ultra
DisplayAlways-On Retina LTPO3 wide-angle OLED1.5-inch Super AMOLED
Screen resolution42mm: 374 × 446 pixels; 46mm: 416 × 496 pixels; 326 ppi480 × 480 pixels
Display protectionIon-X glass (aluminum); sapphire crystal (titanium)Sapphire crystal
Display features2000 nits (peak); Wide-angle OLEDFull-colour always-on display

Connectivity

Connectivity specifications comparison
SpecificationApple Watch Series 10Samsung Galaxy Watch Ultra
Network / cellularGSM / HSPA / LTEGSM / HSPA / LTE
SIM / eSIMeSIMeSIM
Wi-FiWi-Fi 802.11 b/g/n, dual-bandWi-Fi 2.4 GHz + 5 GHz
Bluetooth5.3, A2DP, LEBluetooth 5.3
NFCSupported; Apple PaySupported
Positioning / GNSSGPS, GLONASS, GALILEO, QZSS, BDSDual-frequency GPS, L1 + L5; GLONASS; BeiDou; Galileo
Ultra Wideband (UWB)Ultra Wideband (UWB) support (gen2 chip)—

Identity & design

Identity & design specifications comparison
SpecificationApple Watch Series 10Samsung Galaxy Watch Ultra
BrandAppleSamsung
ModelApple Watch Series 10Samsung Galaxy Watch Ultra
Announced2024, September 092024, July 10
Dimensions42mm: 42 × 36 × 9.7 mm; 46mm: 46 × 39 × 9.7 mm47.1 × 47.4 × 12.1 mm
Weight42mm: aluminum GPS 30.0 g, GPS + Cellular 29.3 g, titanium 34.4 g; 46mm: aluminum GPS 36.4 g, GPS + Cellular 35.3 g, titanium 41.7 g60.5 g without band
Build materialsAluminum or titanium caseTitanium case
Wrist size42mm: 130–200 mm; 46mm: 140–245 mm—
Controls / buttonsDigital Crown with haptic feedback; side buttonTouchscreen; Quick button; Home and Back buttons

Performance & software

Performance & software specifications comparison
SpecificationApple Watch Series 10Samsung Galaxy Watch Ultra
ProcessorApple S10; 4-core Neural EngineExynos W1000, 3 nm
CPU64-bit dual-core5-core
GPUPowerVRMali-G68
Storage64 GB32 GB
Operating systemwatchOS 11, upgradable to watchOS 27Wear OS 5; One UI 6 Watch
RAM—2 GB

Audio & communication

Audio & communication specifications comparison
SpecificationApple Watch Series 10Samsung Galaxy Watch Ultra
SpeakerSupportedSupported
MicrophoneSupportedSupported
CallingBluetooth calling; cellular calling on GPS + Cellular modelsBluetooth calling with a connected smartphone; standalone calling on LTE editions

Sensors, health & fitness

Sensors, health & fitness specifications comparison
SpecificationApple Watch Series 10Samsung Galaxy Watch Ultra
SensorsElectrical heart sensor; third-generation optical heart sensor; temperature sensor; compass; always-on altimeter; high-g accelerometer; high-dynamic-range gyroscope; ambient light sensor; depth gauge; water temperature sensorSamsung BioActive: optical heart-rate, electrical heart signal, bioelectrical impedance analysis; temperature; accelerometer; barometer; gyroscope; geomagnetic; light sensor
Health & wellness featuresECG app; blood oxygen feature where available; high and low heart-rate notifications; irregular rhythm notifications; temperature sensing; cycle trackingHeart-rate monitoring, ECG, blood pressure, body composition, blood oxygen, skin temperature and Energy Score; availability varies by market and paired phone
Sleep trackingSleep duration and sleep stagesSleep tracking, sleep coaching and sleep-apnoea features where available
Sports / workout modesWorkout app with multiple workout types and automatic workout detectionMultiple workout modes including multisport and automatic workout detection
Training & outdoor featuresTraining load; pace and heart-rate zones; compass waypoints and backtrackDual-frequency GPS; GPX routes; Track Back; personalised heart-rate zones; Functional Threshold Power
Safety & emergency featuresEmergency SOS; international emergency calling; Fall Detection; Crash DetectionFall detection, SOS and siren features when configured
Diving / depth featuresDepth gauge to 6 m; water-temperature sensor—

Battery & durability

Battery & durability specifications comparison
SpecificationApple Watch Series 10Samsung Galaxy Watch Ultra
Battery lifeUp to 18 hours normal use; 36 hours Low Power ModeUp to 80 hours with Always-On Display off; up to 60 hours with Always-On Display on; up to 100 hours in Power Saving Mode
ChargingMagnetic fast chargingFast wireless charging, WPC-based
Water resistance50 m; swimproof10 ATM; IP68
Durability / certificationsIP6X dust resistanceMIL-STD-810H
Battery capacity—590 mAh

Compatibility

Compatibility specifications comparison
SpecificationApple Watch Series 10Samsung Galaxy Watch Ultra
Phone compatibilityiPhone XS or later; iOS 18 or laterAndroid 11.0 or later; more than 1.5 GB RAM
Companion appApple Watch app on iPhoneGalaxy Wearable; Samsung Health
ColorsSlate, Gold, NaturalTitanium Silver; Titanium Gray; Titanium White

Additional specifications

Additional specifications specifications comparison
SpecificationApple Watch Series 10Samsung Galaxy Watch Ultra
Pixels per inch326 ppi—
Peak brightnessUp to 2,000 nits peak; 1 nit minimum—
Cover / touchscreenSupported—
Charging timeAbout 30 minutes to 80%—
Release statusAvailable. Released 2024, September 20Available. Released 2024, July 24
Model numbersA3001, A3002, A3003, A3206SM-L705F, SM-L705N, SM-L705U
Card slotNoNo
CameraNoNo
3.5 mm headphone jackNoNo
USBNoNo
RadioNoNo
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK; HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, CanadaHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK; 1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 40, 66, 71
Network speedHSPA, LTEHSPA, LTE
SAR (US)1.08 W/kg (head)—
SAR (EU)0.26 W/kg (head) 0.83 W/kg (body)0.11 W/kg (head) 0.36 W/kg (body)
Additional hardware featuresTemperature sensing (0.01˚ accuracy); Media playback—
Battery typeRechargeable lithium-ion—
Case material—Titanium

Similarities

  • Both use Bluetooth 5.3.
  • Both have NFC.
  • Both take ECG readings.
  • Both take calls over Bluetooth.
  • Both have OLED displays.
  • Both support eSIM.

In summary

Get the Samsung Galaxy Watch Ultra if you want longer rated battery life and hypertension notifications, or the Apple Watch Series 10 if you would rather have a lighter watch for all-day wear and more storage.

Back to compared products ↑

In-stock alternatives

Amazfit Balance 3For Apple Watch Series 10Amazfit Balance 3View product ↗Apple Watch Series 9For Apple Watch Series 10Apple Watch Series 9View product ↗Google Pixel Watch 4For Samsung Galaxy Watch UltraGoogle Pixel Watch 4View product ↗Samsung Galaxy Watch Ultra 2025For Samsung Galaxy Watch UltraSamsung Galaxy Watch Ultra 2025View product ↗

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