Amazfit Balance 3 vs Samsung Galaxy Watch 9 specs comparison
The Balance 3 gives you much longer battery life and plenty of health and fitness features for the money. The Galaxy Watch 9 is the better smartwatch, though, with stronger apps, payments and integration with Android.
At a glance
What's different?
The strongest database-backed differences, without pretending every different number is an advantage.
Amazfit Balance 3
- Phone compatibility Android 8.0+ and iOS 17.0+
- Much longer battery life 21 days vs 40 hours
- LED flashlight Not available on the other model
Samsung Galaxy Watch 9
- Phone compatibility Android with Google Mobile Services
- Blood pressure measurement Yes (Samsung Health Monitor; availability varies by market, calibration required)
- Cellular connectivity Not available on the other model
- ECG Not available on the other model
- Body composition Not available on the other model
Both include blood oxygen tracking, skin temperature tracking, HRV tracking, on-board music, Bluetooth calling, a microphone, a speaker.
Full comparison
The full record
75 specifications across 6 areas, with 33 genuine differences.
1. Design & display Mixed
Fact
Amazfit Balance 3
Samsung Galaxy Watch 9
Release date
2026-06
2026-07
Physical size
51.4 x 51.4 x 14.6 mm including heart-rate sensor; 12.5 mm excluding sensor
44 mm: 46.0 x 43.7 x 8.6 mm; 40 mm: 42.7 x 40.4 x 8.6 mm
Weight
62 g stainless steel / 55 g titanium, without strap
44 mm: 34.0 g; 40 mm: 31.5 g
Material
Stainless steel or Grade 5 titanium frame/case; fiber-reinforced polymer shell
Armor Aluminum case; sapphire crystal
Water resistance
10 ATM; 45 m freediving; recreational scuba diving
5 ATM; IP68; MIL-STD-810H
Display type
AMOLED
Super AMOLED, full-colour Always On Display
Display size
1.5 inch
44 mm: 1.47 inch (37.3 mm); 40 mm: 1.34 inch (34 mm)
Display resolution
480 x 480 pixels (323 ppi)
44 mm: 480 x 480 pixels; 40 mm: 438 x 438 pixels
Display brightness
Up to 3,000 nits
Up to 3,000 nits
Display protection
Sapphire glass
Sapphire crystal
2. Battery & charging Amazfit Balance 3
Fact
Amazfit Balance 3
Samsung Galaxy Watch 9
Battery
Rechargeable battery; 658 mAh
Rechargeable battery; 44 mm: 445 mAh; 40 mm: 390 mAh
Battery life
Up to 21 days typical; 10 days heavy use; 7 days AOD; 41 hours accurate GPS; 84 hours power-saving GPS
Up to 40 hours with AOD off; up to 30 hours with AOD on
Charging
Magnetic charging head
Fast wireless charging
3. Sensors & positioning Samsung Galaxy Watch 9
Fact
Amazfit Balance 3
Samsung Galaxy Watch 9
GNSS type
Built-in dual-band GNSS
Built-in dual-band GNSS
GPS
Yes
Yes
GALILEO
Yes
Yes
GLONASS
Yes
Yes
QZSS
Yes
Yes
Beidou
Yes
Yes
Accelerometer
Yes
Yes
Gyroscope
Yes
Yes
Barometric altimeter
Yes
Yes
Compass
No
Yes
Geomagnetic
Yes
Yes
Ambient light sensor
Yes
Yes
Optical heart rate
Yes
Yes
Electrical heart rate
No
Yes
SpO2
Yes
Yes
Temperature
Yes
Yes
Galvanic skin response
No
Yes
Microphone
Yes
Yes
Speakers
Yes
Yes
Vibration motor
Yes
Yes
4. Health & activity Samsung Galaxy Watch 9
Fact
Amazfit Balance 3
Samsung Galaxy Watch 9
Steps
Yes
Yes
Distance
Yes
Yes
Calories burned
Yes
Yes
Floors
Yes
Yes
Sports tracking
180+ sports modes
Yes
Sleep
Yes
Yes
Heart rate
Yes (alerts for arrhythmia and atrial fibrillation)
Yes
HRV
Yes
Yes
Stress
Yes
Yes
Blood oxygen
Yes (all day)
Yes
Respiration rate
Yes
Yes
Skin temperature
Yes
Yes
ECG
No
Yes
Blood pressure
No
Yes (Samsung Health Monitor; availability varies by market, calibration required)
Body composition
No
Yes
Glucose
No
No
Hydration level
No
No
UV exposure
No
No
Calorie intake
No
No
Hyperglycemia risk assessment
No
No
Arterial stiffness detection
No
No
Pulse wave arrhythmia analysis
Yes
Yes
5. Smart features No clear edge
Fact
Amazfit Balance 3
Samsung Galaxy Watch 9
Smartphone compatibility
Android 8.0+ and iOS 17.0+
Android with Google Mobile Services
Operating system at launch
Zepp OS 6
Wear OS 7 Powered by Samsung; One UI 9 Watch
Storage
64 GB
32 GB
Bluetooth
Yes (5.2)
Yes (6.0)
Wi-Fi
Yes (2.4 GHz)
Yes (802.11 a/b/g/n, 2.4/5 GHz)
NFC / connected pay
Yes (Zepp Pay, region-dependent)
Yes
UWB
No
No
Cellular
No
Optional LTE/eSIM
Smartphone notifications
Yes
Yes
Bluetooth calling
Yes
Yes
Smartphone music control
Yes
Yes
On-board music storage
Yes (64 GB storage space)
Yes
Voice assistant
Zepp Flow
Google Gemini / Bixby
6. Navigation & safety Mixed
Fact
Amazfit Balance 3
Samsung Galaxy Watch 9
Maps
Yes (base, contour and ski-resort maps)
Yes (Google Maps)
Offline maps
Yes
Yes (Google Maps)
Navigation
Yes (turn-by-turn, POI search, route planning, round-trip routes and auto-rerouting)
Yes (turn-by-turn navigation)
Emergency SOS
No
Yes
Satellite SOS
No
No
Fall detection
No
Yes
LED flashlight
Yes
No