idk.dev
Compare
Balance 3 vs Watch Series 9 Aluminum

Amazfit Balance 3 vs Apple Watch Series 9 Aluminum

What Balance 3 does better (4) and where Watch Series 9 Aluminum wins (3) — every spec side by side.

Amazfit · 2026Balance 3

9.6Score

4 advantages≈ $370

Higher score

Apple · 2023Watch Series 9 Aluminum

9.3Score

3 advantages≈ $370

8.6Display8.8

5.0Health tracking9.2

9.4Sports & outdoor8.0

5.2Smart features9.0

9.5Build & durability8.4

Dimensions

Size comparison

Balance 3Watch Series 9 Aluminum

	Balance 3	Watch Series 9 Aluminum	Difference
Height	51.4 mm	45 mm	+6.4 mm
Width	51.4 mm	38 mm	+13.4 mm
Thickness	12.5 mm	10.7 mm	+1.8 mm
Weight	62 g	32 g	+30 g

Drawn to the same scale from the official dimensions (front and side).

Why is Balance 3 better than Watch Series 9 Aluminum?

Water resistance10 ATM vs 5 ATM2×
Peak brightness3,000 nits vs 2,000 nits+50%
Battery capacity658 mAh vs 308 mAh2.1×
Resolution (width)480 px vs 396 px+21%

Why is Watch Series 9 Aluminum better than Balance 3?

Weight62 g vs 31.9 g+94%
Screen size1.5″ vs 1.9″+27%
Thickness12.5 mm vs 10.7 mm+17%

Specifications

Side by side

Only differences	Amazfit Balance 3≈ $3709.6	Apple Watch Series 9 Aluminum≈ $3709.3
Design & durability
Case size	49 mm	45 mm
Weight	62 g	31.9 g
Thickness	12.5 mm	10.7 mm
Height	51.4 mm	45 mm
Width	51.4 mm	38 mm
Case material	Titanium	Aluminium
Sapphire crystal	Yes	Yes
Lens / cover glass	Sapphire glass	Ion-X strengthened glass
Water resistance	10 ATM	5 ATM
Ingress protection	—	IP6X
Military-grade (MIL-STD-810)	Yes	—
Colours	—	Midnight, Starlight, Silver, Pink, Red
Display
Screen size	1.5″	1.9″
Display technology	AMOLED	OLED
Panel	AMOLED	Retina LTPO OLED
AMOLED / OLED display	Yes	Yes
Touchscreen	Yes	—
Resolution (width)	480 px	396 px
Resolution (height)	480 px	484 px
Pixel density	323 ppi	326 ppi
Peak brightness	3,000 nits	2,000 nits
LTPO display	—	Yes
Refresh rate	—	60 Hz
Battery
Battery life (smartwatch mode)	21 days	—
GPS battery life (dual-band)	41 h	—
Battery capacity	658 mAh	308 mAh
Battery type	—	Li-Ion
Wireless charging	—	Yes
Charged in 30 min	—	53%
Health sensors
Optical heart rate	Yes	Yes
Blood oxygen (SpO2)	Yes	Yes
ECG	—	Yes
Skin temperature	—	Yes
Temperature sensor	Yes	Yes
Sleep tracking	Yes	—
Sensors	—	Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body)
Sports & navigation
Built-in GPS	Yes	Yes
Dual-band GPS	Yes	—
Satellite systems	—	GLONASS, GALILEO, BDS, QZSS
Barometric altimeter	Yes	Yes
Compass	Yes	Yes
Sport profiles	180	—
LED flashlight	Yes	—
Connectivity
NFC payments	—	Yes
LTE (cellular)	—	Yes
eSIM	—	Yes
Wi-Fi	Wi-Fi 4	Wi-Fi 4
Bluetooth	5.2	5.3
Ultra Wideband	—	Yes
Smart features
Calls from the wrist	Yes	—
Speaker	Yes	Yes
Microphone	Yes	—
Voice assistant	Yes	—
Music on the watch	Yes	—
Storage	64 GB	64 GB
Platform
Operating system	—	watchOS 10
Platform	Proprietary	watchOS
Works with	Android, iOS	—
Chipset	—	Apple S9