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Balance Ultra vs Watch Ultra 4

Amazfit Balance Ultra vs Apple Watch Ultra 4

What Balance Ultra does better (5) and where Watch Ultra 4 wins (2) — every spec side by side.

Amazfit · 2026Balance Ultra

9.7Score

5 advantages≈ $600

Higher score

Apple · 2026Watch Ultra 4

7.9Score

2 advantages≈ $950

8.6Display9.3

9.6Battery life4.8

5.0Health tracking8.2

9.4Sports & outdoor3.1

5.2Smart features7.9

9.7Build & durability9.4

Dimensions

Size comparison

Balance UltraWatch Ultra 4

	Balance Ultra	Watch Ultra 4	Difference
Height	51.8 mm	49 mm	+2.8 mm
Width	51.8 mm	44 mm	+7.8 mm
Thickness	13.4 mm	12 mm	+1.4 mm
Weight	57 g	63 g	−6 g

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

Why is Balance Ultra better than Watch Ultra 4?

Battery life (smartwatch mode)30 days vs 2.1 days14.3×
Voice assistantYes · Watch Ultra 4: Yes
Weight57 g vs 63 g+11%
Battery capacity780 mAh vs 631 mAh+24%
Resolution (width)480 px vs 422 px+14%

Why is Watch Ultra 4 better than Balance Ultra?

Screen size1.5″ vs 1.98″+32%
Thickness13.4 mm vs 12 mm+12%

Specifications

Side by side

Only differences	Amazfit Balance Ultra≈ $6009.7	Apple Watch Ultra 4≈ $9507.9
Design & durability
Case size	49 mm	49 mm
Weight	57 g	63 g
Thickness	13.4 mm	12 mm
Height	51.8 mm	49 mm
Width	51.8 mm	44 mm
Case material	Titanium	Titanium
Sapphire crystal	Yes	Yes
Lens / cover glass	Sapphire glass	Sapphire crystal
Water resistance	10 ATM	10 ATM
Ingress protection	—	IP6X
Water rating (maker)	—	100 m
Military-grade (MIL-STD-810)	Yes	Yes
Colours	—	Natural, Black
Display
Screen size	1.5″	1.98″
Display technology	AMOLED	OLED
Panel	AMOLED	Retina LTPO3 OLED
AMOLED / OLED display	Yes	Yes
Always-on display	—	Yes
Touchscreen	Yes	Yes
Resolution (width)	480 px	422 px
Resolution (height)	480 px	514 px
Pixel density	323 ppi	326 ppi
Peak brightness	3,000 nits	3,000 nits
LTPO display	—	Yes
Refresh rate	—	60 Hz
Battery
Battery life (smartwatch mode)	30 days	2.1 days
GPS battery life (dual-band)	50 h	—
Battery life (hours)	—	50 h
Battery capacity	780 mAh	631 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
HRV tracking	—	Yes
Sleep tracking	Yes	Yes
Sensors	—	Accelerometer, gyro, always-on heart rate, barometer, always-on altimeter (-500m to 9000m), compass, SpO2, VO2max, temperature (body), temperature (water)
Sports & navigation
Built-in GPS	Yes	Yes
Dual-band GPS	Yes	Yes
Satellite systems	—	GLONASS, GALILEO, BDS, QZSS
Barometric altimeter	Yes	Yes
Compass	Yes	Yes
Multisport / triathlon mode	—	Yes
Sport profiles	180	—
Dive mode	—	Yes
LED flashlight	Yes	—
Connectivity
NFC payments	—	Yes
LTE (cellular)	—	Yes
eSIM	—	Yes
Satellite messaging	—	Yes
Wi-Fi	Wi-Fi 4	Wi-Fi 4
Bluetooth	5.2	5.3
Ultra Wideband	—	Yes
Smart features
Calls from the wrist	Yes	Yes
Speaker	Yes	Yes
Microphone	Yes	Yes
Voice assistant	Yes	Yes
Music on the watch	Yes	Yes
Storage	64 GB	64 GB
Platform
Operating system	Zepp OS	watchOS 27
Platform	Proprietary	watchOS
Works with	Android, iOS	iOS
Chipset	—	Apple S11