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Wearable comparison

Amazfit Balance 3 vs Samsung Galaxy Watch Ultra 2025

Compare battery life, health tracking, display and fit.

Compared products
01Selected
Amazfit Balance 3

Amazfit Balance 3

  • Screen: 480 × 480 pixels; 323 ppi.
  • 64 GB storage in this version.
  • Runs Zepp OS 6.
  • 658 mAh battery capacity.
  • Bluetooth 5.2.
KSh 48,000In Stock
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02
Samsung Galaxy Watch Ultra 2025

Samsung Galaxy Watch Ultra 2025

  • Screen: 480 × 480 pixels.
  • Exynos W1000, 3 nm processor.
  • 2 GB RAM in this version.
  • 64 GB storage in this version.
  • Runs Wear OS 6; One UI 8 Watch.
KSh 44,000In Stock
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2 spaces available

WHOOP Peak 5.0 SensorKSh 38,000
Amazfit T-Rex 3 ProKSh 55,000
Amazfit Balance 2KSh 39,000
Apple Watch Series 8KSh 50,000
AmazFit FalconKSh 63,000
AmazFit T-Rex UltraKSh 47,000
Samsung Galaxy Watch UltraKSh 45,000
2 of 4 products

Our quick verdict

The Amazfit Balance 3 lasts longer between charges (up to 21 days), works with Android phones and iPhones and syncs with apps such as Strava, while the Samsung Galaxy Watch Ultra 2025 takes ECG heart-rhythm readings, has a premium titanium build and offers hypertension notifications.

Display

Amazfit Balance 3
480 × 480 pixels; 323 ppi
Samsung Galaxy Watch Ultra 2025
480 × 480 pixels

Software

Amazfit Balance 3
Runs Zepp OS 6
Samsung Galaxy Watch Ultra 2025
Runs Wear OS 6; One UI 8 Watch

Battery capacity

Amazfit Balance 3
658 mAh battery capacity
Samsung Galaxy Watch Ultra 2025
590 mAh battery capacity

Portability

Amazfit Balance 3
62 g
Samsung Galaxy Watch Ultra 2025
60.5 g

Connections

Amazfit Balance 3
Bluetooth 5.2
Samsung Galaxy Watch Ultra 2025
Bluetooth 5.3

Key differences

The main differences to help you choose.

Amazfit Balance 3

  • Longer rated battery life: up to 21 days (vs 80 hours).
  • Bigger battery: 658 mAh (vs 590 mAh).
  • Works with Android phones and iPhones.
  • Syncs with third-party apps such as Strava and Apple Health.

Samsung Galaxy Watch Ultra 2025

  • ECG heart-rhythm readings.
  • Titanium case (vs plastic case).
  • Blood-pressure (hypertension) notifications.
  • Lower price: KSh 44,000 (vs KSh 48,000).
  • Dual-band Wi-Fi (vs 2.4 GHz only).

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
PriorityAmazfit Balance 3Samsung Galaxy Watch Ultra 2025
Battery life658 mAh batteryUp to 80 hours per charge
Display1.5-inch OLED display, 323 ppi1.5-inch OLED display
SoftwareZepp OS 6Wear OS 6
Battery capacity658 mAh battery590 mAh battery
ConnectionsBluetooth 5.2Bluetooth 5.3
Water resistance10 ATMIP68 water and dust resistance

Detailed comparison

Explore the full specifications, section by section.

Display

Display specifications comparison
SpecificationAmazfit Balance 3Samsung Galaxy Watch Ultra 2025
Display1.5-inch AMOLED1.5-inch Super AMOLED
Screen resolution480 × 480 pixels; 323 ppi480 × 480 pixels
Display protectionSapphire glassSapphire crystal
Display featuresUp to 3,000 nits peak brightness; Always-On DisplayFull-colour always-on display

Connectivity

Connectivity specifications comparison
SpecificationAmazfit Balance 3Samsung Galaxy Watch Ultra 2025
Wi-FiWi-Fi 2.4 GHzWi-Fi 2.4 GHz + 5 GHz
BluetoothBluetooth 5.2 BLEBluetooth 5.3
Positioning / GNSSDual-band GNSS; 6 satellite systems; circularly polarized antennaDual-frequency GPS, L1 + L5; GLONASS; BeiDou; Galileo
Network / cellular—GSM / HSPA / LTE
SIM / eSIM—eSIM
NFC—Supported

Identity & design

Identity & design specifications comparison
SpecificationAmazfit Balance 3Samsung Galaxy Watch Ultra 2025
BrandAmazfitSamsung
ModelAmazfit Balance 3Samsung Galaxy Watch Ultra 2025
Dimensions51.4 × 51.4 × 12.5 mm; 14.6 mm including heart-rate sensor47.1 × 47.4 × 12.1 mm
WeightStainless steel: 62 g; titanium: 55 g, without strap60.5 g without band
Build materialsStainless-steel frame with fibre-reinforced polymer shell; titanium edition: Grade 5 titanium frame and case with stainless-steel buttonsTitanium case
Wrist size140–210 mm—
Strap / band22 mm quick-release silicone; pin buckle—
Controls / buttonsFour physical buttons; touchscreenTouchscreen; Quick button; Home and Back buttons; Double Pinch gesture
Announced—2024, July 10

Performance & software

Performance & software specifications comparison
SpecificationAmazfit Balance 3Samsung Galaxy Watch Ultra 2025
Storage64 GB64 GB
Operating systemZepp OS 6Wear OS 6; One UI 8 Watch
Processor—Exynos W1000, 3 nm
CPU—5-core
GPU—Mali-G68
RAM—2 GB

Audio & communication

Audio & communication specifications comparison
SpecificationAmazfit Balance 3Samsung Galaxy Watch Ultra 2025
SpeakerSupportedSupported
MicrophoneSupportedSupported
CallingBluetooth callingBluetooth calling with a connected smartphone; standalone calling on LTE editions

Sensors, health & fitness

Sensors, health & fitness specifications comparison
SpecificationAmazfit Balance 3Samsung Galaxy Watch Ultra 2025
SensorsBioTracker 6.0 PPG; 5 PD + 2 LED; accelerometer; gyroscope; ambient light; geomagnetic sensor; temperature; barometric altimeterSamsung BioActive: optical heart-rate, electrical heart signal, bioelectrical impedance analysis; temperature; accelerometer; barometer; gyroscope; geomagnetic; light sensor
Health & wellness features24-hour heart rate, SpO₂ and stress; skin temperature; one-tap measurement; high and low heart-rate alerts; low SpO₂ alerts; breathing exercises; PAI; heart-rate recovery; menstrual-cycle trackingHeart-rate monitoring, ECG, blood pressure, body composition, blood oxygen, skin temperature, Energy Score, Antioxidant Index and Vascular Load; availability varies by market and paired phone
Sleep trackingSleep HRV; sleep stages including REM; naps; sleep schedule; breathing quality; sleep scoreSleep tracking, Bedtime Guidance, sleep coaching and sleep-apnoea features where available
Sports / workout modes180+ sports modesMultiple workout modes including multisport and automatic workout detection
Training & outdoor featuresZepp Coach; PeakBeats; training templates; interval training; track running; trajectory correction; virtual pacer; HYROX templates; lactate threshold; running power; ground-contact time; running gear management; HybridCharge; LifeLoadDual-frequency GPS; GPX routes; Track Back; Running Coach; personalised heart-rate zones; Functional Threshold Power
Safety & emergency featuresRed/white flashlight with SOS mode; abnormal high/low heart-rate, low-SpO2 and high-stress alerts; phone-call notificationsFall detection, SOS and siren features when configured
Diving / depth featuresOutdoor and indoor freediving, recreational diving and spearfishing workout modes—

Battery & durability

Battery & durability specifications comparison
SpecificationAmazfit Balance 3Samsung Galaxy Watch Ultra 2025
Battery capacity658 mAh rated590 mAh
Battery life21 days typical; 10 days heavy; 7 days AOD; 41 hours accurate GPS; 84 hours GPS power saverUp 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 charging headFast wireless charging, WPC-based
Water resistance10 ATM10 ATM; IP68
Durability / certificationsLow pressure; high and low temperature; temperature shock; vibration; impact testsMIL-STD-810H

Compatibility

Compatibility specifications comparison
SpecificationAmazfit Balance 3Samsung Galaxy Watch Ultra 2025
Phone compatibilityAndroid 8 or later; iOS 17 or laterAndroid 11.0 or later; more than 1.5 GB RAM
Companion appZeppGalaxy Wearable; Samsung Health
ColorsStainless Steel; Titanium BlackTitanium Silver; Titanium Gray; Titanium White; Titanium Blue

Additional specifications

Additional specifications specifications comparison
SpecificationAmazfit Balance 3Samsung Galaxy Watch Ultra 2025
Case materialStainless steel or Grade 5 titaniumTitanium
Pixels per inch323 ppi—
Peak brightness3,000 nits peak—
Packing listWatch with standard strap; magnetic charging head; instruction manual—
Smart recognition25 strength-training movements; 8 sports movements—
Third-party fitness appsRunna; Strava; TrainingPeaks; Apple Health; Google Fit; Intervals.icu—
Release status—Available. Released 2024, July 24
Model numbers—SM-L705F, SM-L705N, SM-L705U
Card slot—No
Camera—No
3.5 mm headphone jack—No
USB—No
Radio—No
2G bands—GSM 850 / 900 / 1800 / 1900
3G bands—HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands—1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 40, 66, 71
Network speed—HSPA, LTE
SAR (EU)—0.11 W/kg (head) 0.36 W/kg (body)

Similarities

  • Both are water resistant to 100 m.
  • Both take calls over Bluetooth.
  • Both have OLED displays.
  • Both offer 64 GB of storage.
  • Both have 1.5-inch screens.
  • Both connect over Bluetooth.

In summary

Get the Amazfit Balance 3 if you want longer battery life and a choice of Android phone or iPhone, or the Samsung Galaxy Watch Ultra 2025 if you would rather have ECG heart-rhythm readings and a premium titanium build.

Back to compared products ↑

In-stock alternatives

Apple Watch Series 8For Amazfit Balance 3Apple Watch Series 8View product ↗Samsung Galaxy Watch UltraFor Amazfit Balance 3Samsung Galaxy Watch UltraView product ↗Google Pixel Watch 4For Samsung Galaxy Watch Ultra 2025Google Pixel Watch 4View product ↗Samsung Galaxy Watch 9 44mmFor Samsung Galaxy Watch Ultra 2025Samsung Galaxy Watch 9 44mmView product ↗

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