Huawei Watch D3 vs Apple Watch Series 12 specs comparison

Choose the Huawei Watch D3 if blood pressure monitoring is the priority. Its inflatable cuff and ambulatory blood pressure monitoring make it far more specialised for health tracking, while battery life stretches to several days. The Apple Watch Series 12 is the better all-round smartwatch for iPhone users, with a much stronger app ecosystem and broader smart features.

Full comparison

The full record

79 specifications across 7 areas, with 32 genuine differences.

1. Design & display 10 differences · advantages split between the two Mixed
Fact
Huawei Watch D3
Apple Watch Series 12
Release date
2026-09-02
2026-09-18
Physical size
46.5 x 41 x 11.3 mm
Aluminum/titanium: 46 x 40 x 9.7 mm or 42 x 37 x 9.7 mm; ceramic: 47 x 41 x 9.85 mm or 43 x 37 x 9.85 mm
Weight
40 g without strap
46 mm: 39.5 g (aluminum GPS), 38.6 g (aluminum GPS + Cellular), 44.9 g (titanium), 51.3 g (Pearl White ceramic), 52.9 g (Night Blue ceramic); 42 mm: 32.2 g, 31.5 g, 36.5 g, 41.7 g and 42.8 g respectively
Material
Aluminum alloy case
Aluminum, titanium or ceramic case, 60% tougher than Series 11
Water resistance
IP68; not designed for swimming, snorkeling or diving
5 ATM; IP6X; depth gauge to 6 m
Color options
Mocha Gold, Pale Gold, Black
Aluminum: Dark Bronze, Light Gold, Black, Space Gray; Titanium: Radiant Gold, Natural; Ceramic: Pearl White, Night Blue
Display type
AMOLED
Always-On Retina LTPO3 wide-angle OLED
Display size
1.92 inch
42 mm or 46 mm case (ceramic cases are 43 mm or 47 mm tall)
Display resolution
408 x 480 pixels, 328 ppi
42 mm: 374 x 446 pixels; 46 mm: 416 x 496 pixels
Display brightness
Up to 3,000 nits
Up to 2,000 nits
2. Battery & charging 4 differences · Huawei Watch D3 leads on Battery life Huawei Watch D3
Fact
Huawei Watch D3
Apple Watch Series 12
Battery
540 mAh rechargeable battery
Rechargeable lithium-ion battery
Battery life
Up to 6 days typical use; up to 1 day with ABPM enabled
Up to 24 hours; up to 38 hours in Low Power Mode
Charging
Wireless charging
USB-C magnetic fast charging
Charging time
75 minutes
About 30 minutes to 80%; 15 minutes provides up to 12 hours; 5 minutes provides up to 10 hours of sleep tracking
3. Hardware & software 1 difference · no clear overall edge No clear edge
Fact
Huawei Watch D3
Apple Watch Series 12
Product status
Current
Current
Battery life - smartwatch mode
Up to 6 days typical use
Up to 24 hours; up to 38 hours in Low Power Mode
4. Sensors & positioning No significant differences Even
Fact
Huawei Watch D3
Apple Watch Series 12
GNSS type
Built-in GNSS
Built-in 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
Yes
Yes
Ambient light sensor
Yes
Yes
Optical heart rate
Yes
Yes (always-on optical heart sensor; high-frequency background tracking)
Electrical heart rate
Yes
Yes
SpO2
Yes
Yes
Temperature
Yes
Yes
Galvanic skin response
No
No
Microphone
Yes
Yes
Speakers
Yes
Yes
Vibration motor
Yes
Yes
No significant differences in this area.
5. Health & activity 3 differences · Huawei Watch D3 leads on Stress, Calorie intake +1 Huawei Watch D3
Fact
Huawei Watch D3
Apple Watch Series 12
Steps
Yes
Yes
Distance
Yes
Yes
Calories burned
Yes
Yes
Floors
Yes
Yes
Sports tracking
Yes (100+ workout modes)
Yes
Sleep
Yes
Yes
Heart rate
Yes
Yes
HRV
Yes
Yes (Up to 24x more frequent than Series 11)
Stress
Yes
No
Blood oxygen
Yes
Yes
Respiration rate
Yes
Yes
Skin temperature
Yes
Yes
ECG
Yes
Yes
Blood pressure
Yes
Hypertension notifications (no direct blood-pressure measurement)
Body composition
No
No
Glucose
No
No
Hydration level
No
No
UV exposure
No
No
Calorie intake
Yes
No
Arterial stiffness detection
Yes
No
Pulse wave arrhythmia analysis
Yes
Yes
6. Smart features 10 differences · Apple Watch Series 12 leads on Wi-Fi, UWB +1 Apple Watch Series 12
Fact
Huawei Watch D3
Apple Watch Series 12
Smartphone compatibility
Android 8.0+ and iOS 13.0+
iPhone 11 or later or iPhone SE (2nd generation or later) with iOS 27 or later
Operating system at launch
HarmonyOS
watchOS 27
Storage
64 GB
64 GB
Subscription required
No
No
Bluetooth
Yes (6.0)
Yes (5.3)
Wi-Fi
No
Yes (Wi-Fi 4 / 802.11n, 2.4/5 GHz)
NFC / connected pay
Yes
Yes (Apple Pay)
UWB
No
Yes (2nd-generation UWB)
Cellular
No
Optional (5G RedCap and LTE on supported regional models)
Smartphone notifications
Yes
Yes
Bluetooth calling
Yes
Yes (standalone on cellular models; via paired iPhone otherwise)
Smartphone music control
Yes
Yes
On-board music storage
No
Yes
Voice assistant
Yes
Siri AI powered by Apple Intelligence
7. Navigation & safety 4 differences · Apple Watch Series 12 leads on Maps, Offline maps +2 Apple Watch Series 12
Fact
Huawei Watch D3
Apple Watch Series 12
Maps
No
Yes
Offline maps
No
Yes
Navigation
Yes
Yes
Route navigation
Yes
Yes
Emergency SOS
No
Yes
Satellite SOS
No
No
Fall detection
No
Yes
LED flashlight
No
No
Diving
No
No

Individual specifications

These technical specs are correct to the best of our knowledge at the time of publishing.