idk.dev
Compare
Watch Series 9 vs Watch 4

Apple Watch Series 9 vs Huawei Watch 4

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

Apple · 2023Watch Series 9

5.9Score

4 advantages≈ $680

Huawei · 2023Watch 4

7.5Score

4 advantages≈ $490

Higher score

8.2Display5.8

8.6Health tracking8.6

6.4Sports & outdoor6.4

7.9Smart features8.3

6.0Build & durability4.0

Dimensions

Size comparison

Watch Series 9Watch 4

	Watch Series 9	Watch 4	Difference
Height	45 mm	46.2 mm	−1.2 mm
Width	38 mm	46.2 mm	−8.2 mm
Thickness	10.7 mm	10.9 mm	−0.2 mm
Weight	42 g	48 g	−6 g

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

Why is Watch Series 9 better than Watch 4?

Screen size1.9″ vs 1.5″+27%
Storage64 GB vs 32 GB2×
Weight42.3 g vs 48 g+13%
Pixel density326 ppi vs 310 ppi+5%

Why is Watch 4 better than Watch Series 9?

Battery life (smartwatch mode)0.8 days vs 3 days3.8×
Voice assistantYes vs Yes
Battery capacity308 mAh vs 530 mAh+72%
Resolution (width)396 px vs 466 px+18%

Specifications

Side by side

Only differences	Apple Watch Series 9≈ $6805.9	Huawei Watch 4≈ $4907.5
Design & durability
Case size	45 mm	46 mm
Weight	42.3 g	48 g
Thickness	10.7 mm	10.9 mm
Height	45 mm	46.2 mm
Width	38 mm	46.2 mm
Case material	Stainless steel	Stainless steel
Sapphire crystal	Yes	—
Lens / cover glass	Sapphire crystal glass	—
Strap material	—	Leder, Fluorelastomer
Water resistance	5 ATM	5 ATM
Ingress protection	IP6X	IP6X
Water rating (maker)	50 m / 5 ATM	50 m / 5 bar / 5 ATM
Colours	Graphite, Silver, Gold, Red	Black
Display
Screen size	1.9″	1.5″
Display technology	OLED	AMOLED
Panel	Retina LTPO OLED	AMOLED
AMOLED / OLED display	Yes	Yes
Always-on display	Yes	—
Touchscreen	—	Yes
Resolution (width)	396 px	466 px
Resolution (height)	484 px	466 px
Pixel density	326 ppi	310 ppi
Peak brightness	2,000 nits	—
LTPO display	Yes	—
Refresh rate	60 Hz	60 Hz
Battery
Battery life (smartwatch mode)	0.8 days	3 days
Battery life (hours)	18 h	—
Battery capacity	308 mAh	530 mAh
Battery type	Li-Ion	Li-Ion
Wireless charging	Yes	Yes
Charged in 30 min	53%	—
Health sensors
Optical heart rate	Yes	Yes
Blood oxygen (SpO2)	Yes	Yes
ECG	Yes	Yes
Skin temperature	Yes	Yes
Temperature sensor	Yes	Yes
Sleep tracking	Yes	Yes
Sensors	Accelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body)	Accelerometer, gyro, heart rate, barometer, compass, SpO2, thermometer (body temperature)
Sports & navigation
Built-in GPS	Yes	Yes
Satellite systems	GLONASS, GALILEO, BDS, QZSS	GLONASS, GALILEO, BDS, QZSS
Barometric altimeter	Yes	Yes
Compass	Yes	Yes
Multisport / triathlon mode	Yes	Yes
Connectivity
NFC payments	Yes	Yes
LTE (cellular)	Yes	Yes
eSIM	Yes	Yes
Wi-Fi	Wi-Fi 4	Wi-Fi 4
Bluetooth	5.3	5.2
Ultra Wideband	Yes	—
Smart features
Calls from the wrist	Yes	—
Speaker	Yes	Yes
Microphone	Yes	—
Voice assistant	Yes	Yes
Music on the watch	Yes	Yes
Storage	64 GB	32 GB
RAM	—	2 GB
Platform
Operating system	watchOS 10	HarmonyOS 3.0
Platform	watchOS	HarmonyOS
Works with	iOS	iOS, Android
Chipset	Apple S9	Qualcomm Snapdragon W5 Gen 1