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Huawei Watch Fit 4

HuaweiSmartwatch

Watch Fit 4

Released May 2025.6Spec databasegsmarena.com/huawei_watch_fit_4-14113.phpRead 23 October 2026Status: available, released 2025 May 26 (the first sale). The German launch article dated 18 May 2025 says the watches are officially available then. Last checked 23 October 2026.

Case size
43mm
Platform
HarmonyOS
Display type
OLED
Battery life
168h

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At a glance

All specs

SourceCalculated

General

Series
HUAWEI WATCH FIT 4 Series2Maker product pageconsumer.huawei.com/en/wearables/watch-fit4Read 23 October 2026Footnotes and store pages group it with the WATCH FIT 4 Pro as the HUAWEI WATCH FIT 4 Series.
Model numbers
SYA-B19, 80440113010008601, 80440113010008602, 80440113010008603, 804401130100086044Maker product pageconsumer.huawei.com/uk/wearables/watch-fit4/buyRead 23 October 2026UK store lists four WATCH FIT 4 SKUs: 80440113010008601 to 80440113010008604. The WATCH FIT 4 Pro SKUs 80440113010008605 to 607 are excluded. Huawei support names the model SYA-B19.5Maker product pageconsumer.huawei.com/en/support/wearables/watch-fit4Read 23 October 2026Global support lists WATCH FIT 4 (SYA-B19) with the Fluoroelastomer Strap and the Grey Nylon Strap.6Spec databasegsmarena.com/huawei_watch_fit_4-14113.phpRead 23 October 2026Models: SYA-B19.
GTIN / EAN
6942103155000, 6942103155031, 6942103155024, 69421031550174Maker product pageconsumer.huawei.com/uk/wearables/watch-fit4/buyRead 23 October 2026Maker JSON-LD offers carry these GTINs.
Announced
15 May 20256Spec databasegsmarena.com/huawei_watch_fit_4-14113.phpRead 23 October 2026Announced 2025, May 15. Released 2025, May 26.
Status
Available4Maker product pageconsumer.huawei.com/uk/wearables/watch-fit4/buyRead 23 October 2026All four SKUs show InStock on the UK store.
Predecessor
Not available
Successor
Huawei Watch Fit 59Press articlefonearena.com/blog/480525/huawei-watch-fit-5-watch-fit-5-pro-price-features.html/ampRead 23 October 2026Fonearena's launch report calls the Huawei Watch Fit 5 series the successor to last year's Fit 4 series.
Launch price (US)
Not available
Launch price (EU)
€1698Press articlemydealz.de/magazin/huawei-watch-fit-4-watch-fit-4-pro-starkes-launch-angebot-mit-bundle-upgrade-fuer-unter-300-euro-32041Read 23 October 2026German launch article dated 18 May 2025: UVP 169 EUR for the Fit 4 in Germany. Tax treatment is not stated and a German UVP includes VAT. Launch bundles are not stored. The Fit 4 Pro is 279 EUR.
Markets
Not available
Colours
Black, Grey, White, Purple, Pink1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Specs page: Pink, Grey, White, Purple, Black. The UK specs page and store list four colours without Pink. The Pink SKU is not found, so no variant row exists for it.
Segment
Smartwatch2Maker product pageconsumer.huawei.com/en/wearables/watch-fit4Read 23 October 2026Huawei sells it as a fashionable fitness smartwatch with 100+ workout modes.
OS updates promised
Not available
Security updates until
3 May 20273Maker product pageconsumer.huawei.com/uk/wearables/watch-fit4/specsRead 23 October 2026UK specs page, Defined Support Period 2027.05.03. This is a support date for security updates, not an OS-upgrade promise.

Case

Front and side, drawn to scale.

Case size
43mm7Reviewtechadvisor.com/article/2915537/huawei-watch-fit-4-review.htmlRead 23 October 2026Review: a compact square case in a single 43mm size.
Case shape
Rectangular7Reviewtechadvisor.com/article/2915537/huawei-watch-fit-4-review.htmlRead 23 October 2026Review: a compact square case, softer curves. The 43.0 x 38.0 mm dimensions give rectangular.
Case material
Aluminium1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Watch Case, Material: Aluminum alloy.4Maker product pageconsumer.huawei.com/uk/wearables/watch-fit4/buyRead 23 October 2026UK FAQ 2: the watch case is made of aluminum alloy.
Case material (as published)
Aluminum alloy1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Watch Case Material, as printed.
Back
Not available
Case dimensions
Height43Width38Thickness9.5mm(1.7 × 1.5 × 0.4 in)1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 202643.0 x 38.0 x 9.5 mm. Footnote: 9.5 mm is the thickness of the watch, excluding the sensor area.
Weight (case only)
27g(1 oz)1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Approximately 27 g without the strap. Footnote: theoretical values, actual units vary.
Weight with strap
Not available

Durability

Water resistance
5ATM1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 20265 ATM water-resistant, a static 50 m pressure rating. It is not a safe diving depth. The page excludes free dives and scuba.
Water resistance standard
ISO 22810:20101Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Footnote: complies with the 5 ATM rating under ISO 22810:2010.
Dust and water rating
Not available
Dive rating
Not available
Max dive depth
Not available
MIL-STD-810
Not available
MIL-STD-810 tests
Not available
Operating temperature
Min-20Max45°C1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Environment Temperature: -20 C to +45 C. On-wrist limits are not separated.

Display

Display type
OLED1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Maker states 1.82 inch AMOLED. No LTPO is stated.
Display type (as published)
AMOLED1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 20261.82 inch AMOLED.
Screen size
1.82in(4.6 cm)1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 20261.82 inch, as printed.
Resolution
408 × 480px1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Maker prints 480 x 408 pixels. Stored as 408 across and 480 high in upright portrait orientation, which fits the 43.0 x 38.0 mm case.
Pixel density
347ppi1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Maker prints PPI 347.
Display area
Not available
Touchscreen
Yes2Maker product pageconsumer.huawei.com/en/wearables/watch-fit4Read 23 October 2026Custom sticker watch faces are tapped to edit, and the watch is operated by swiping.
Max refresh rate
Not available
Min refresh rate
Not available
Peak brightness
2,000nits1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 20262000-nit peak brightness. Footnote: Huawei labs data, varies with lighting and content. No reviewer measurement is substituted.
Minimum brightness
Not available
Always-on display
Yes2Maker product pageconsumer.huawei.com/en/wearables/watch-fit4Read 23 October 2026Battery footnotes describe a 4 day claim with AOD enabled.7Reviewtechadvisor.com/article/2915537/huawei-watch-fit-4-review.htmlRead 23 October 2026Review: the AMOLED panel can be kept on 24/7.
Display cover
Other glass7Reviewtechadvisor.com/article/2915537/huawei-watch-fit-4-review.htmlRead 23 October 2026Review: no sapphire glass on the Fit 4. GSMArena lists a glass front.
Display cover (as published)
Glass7Reviewtechadvisor.com/article/2915537/huawei-watch-fit-4-review.htmlRead 23 October 2026GSMArena Build: glass front.

Platform

Platform
HarmonyOS7Reviewtechadvisor.com/article/2915537/huawei-watch-fit-4-review.htmlRead 23 October 2026Review: it still runs Huawei's HarmonyOS.
OS at launch
Not available
Software
Not available
Latest OS
Not available
Works with
Android, iOS1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026System Requirements: Android and iOS.
Phone requirement
Android 8.0 or later, or iOS 13.0 or later, with the Huawei Health app1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026System Requirements: Android 8.0 or later, iOS 13.0 or later. The feature page footnote requires the Huawei Health app.
App store
Yes7Reviewtechadvisor.com/article/2915537/huawei-watch-fit-4-review.htmlRead 23 October 2026Review: a lighter version of the AppGallery app store with a modest number of apps.
Voice assistants
Not available
Chipset
Not available
Process
Not available
CPU cores
Not available
CPU configuration
Not available
Max CPU clock
Not available
GPU
Not available
Low-power coprocessor
Not available

Memory

We could not find any of these 2 fields. Show them
RAM
Not available
Storage
Not available

Health sensors

Heart rate sensor
Optical heart rate sensor1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Sensors list names an Optical heart rate sensor. No sensor generation is inferred.
ECG capability
No7Reviewtechadvisor.com/article/2915537/huawei-watch-fit-4-review.htmlRead 23 October 2026Review: the Fit 4 misses out on the Fit 4 Pro's ECG sensor.
Blood oxygen sensing
Yes2Maker product pageconsumer.huawei.com/en/wearables/watch-fit4Read 23 October 2026Heart Rate and SpO2 at a Glance: readings by the multi-channel module. Sleep health tracking also reports breathing.
Skin temperature sensing
No7Reviewtechadvisor.com/article/2915537/huawei-watch-fit-4-review.htmlRead 23 October 2026The maker's sensor list has no temperature sensor. mydealz says the Pro adds skin temperature.
Blood pressure feature
Not available
Body composition sensor
Not available
Skin conductance (EDA)
Not available
Medical clearances
Not available

Motion and environment sensors

Accelerometer
Yes1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Sensors list.
Accelerometer range
Not available
Gyroscope
Yes1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Sensors list.
Barometric altimeter
Yes1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Sensors list: Barometer sensor.
Compass
Yes1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Sensors list names a magnetometer, stored as an electronic compass.
Ambient light sensor
Yes1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Sensors list.
Depth gauge
Not available
Depth gauge range
Not available
Water temperature sensor
Not available

Health and fitness

Health features
Continuous heart rate, Irregular rhythm notifications, Blood oxygen app, Heart rate variability, Sleep tracking, Sleep stages, Stress tracking, Cycle tracking2Maker product pageconsumer.huawei.com/en/wearables/watch-fit4Read 23 October 2026Pulse wave arrhythmia analysis for A-fib and premature beat risk, heart rate and SpO2, average sleep HRV with abnormal breathing alerts, stress in the Health Insights app, and a cycle calendar with period reminders and fertile window predictions. Arrhythmia analysis and cycle features have market limits. Sleep breathing alerts are not stored as sleep apnea notifications, since the maker says it is not a medical device.7Reviewtechadvisor.com/article/2915537/huawei-watch-fit-4-review.htmlRead 23 October 2026Review: tracks heart rate variability for stress insights, and records REM sleep stages and heart rate during sleep in line with other trackers.
Fitness features
Running dynamics, Pool swim, Open water swim, Route navigation, Trackback2Maker product pageconsumer.huawei.com/en/wearables/watch-fit4Read 23 October 2026Running form analysis gives ground contact time balance and vertical oscillation. Offline colour map route tracking with downloaded or imported routes. The 100+ workout modes are not an exact count. Golf course maps are not listed for this model.4Maker product pageconsumer.huawei.com/uk/wearables/watch-fit4/buyRead 23 October 2026UK FAQ 5: supports pool and open water swimming. FAQ 7: barometer, five-system dual-band positioning, 100+ workout modes.7Reviewtechadvisor.com/article/2915537/huawei-watch-fit-4-review.htmlRead 23 October 2026Review: supported sport modes offer a useful route back mode, stored as trackback.
Sport profiles
Not available
Dive modes
Not available
External sensors
Heart rate strap, Power meter2Maker product pageconsumer.huawei.com/en/wearables/watch-fit4Read 23 October 2026Footnote: connects to a power meter that supports the standard Bluetooth protocol, but not to certain dual-sided power meters.7Reviewtechadvisor.com/article/2915537/huawei-watch-fit-4-review.htmlRead 23 October 2026Review: external heart rate sensors can be paired. The maker names the power meter.

Safety

We could not find any of these 6 fields. Show them
Fall detection
Not available
Car crash detection
Not available
Emergency SOS
Not available
Emergency siren
Not available
Live location sharing
Not available
Dedicated LED flashlight
Not available

Positioning

Positioning
GPS (L1 + L5), GLONASS (L1), Galileo (L1 + L5), BeiDou (L1 + L5), QZSS (L1 + L5)1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026GNSS row. L1: GPS, GLONASS, GALILEO, BDS, QZSS. L5: GPS, GALILEO, BDS, QZSS.
Dual-band GNSS
Yes2Maker product pageconsumer.huawei.com/en/wearables/watch-fit4Read 23 October 2026The UK FAQ names a Five-System Dual-Band HUAWEI Sunflower Positioning System.
Offline maps
Yes2Maker product pageconsumer.huawei.com/en/wearables/watch-fit4Read 23 October 2026Footnote: download an offline map in the Huawei Health app, start an outdoor workout and enable GPS. Imported routes work offline.

Connectivity

Bluetooth
Yes1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Connectivity: 2.4 GHz, supports BT5.2 and BR + BLE.
Bluetooth version
5.21Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Connectivity: BT5.2.
Wi-Fi
No6Spec databasegsmarena.com/huawei_watch_fit_4-14113.phpRead 23 October 2026Comms: WLAN No.
Wi-Fi standard
Not available
Wi-Fi bands
Not available
Cellular
No6Spec databasegsmarena.com/huawei_watch_fit_4-14113.phpRead 23 October 2026No cellular connectivity.
Network
Not available
4G bands
Not available
5G bands
Not available
NFC
Yes1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Connectivity: NFC supported, footnote: only the Grey version supported. Base is true because an NFC edition is sold. Each variant states its own value.7Reviewtechadvisor.com/article/2915537/huawei-watch-fit-4-review.htmlRead 23 October 2026Review: NFC for contactless payments on the grey version only, not in all countries.
Contactless payments
Not available
Payment services
Not available
Ultra-wideband
Not available
Satellite
Not available
ANT+
Not available

Audio

Speaker
Yes1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Speaker: Supported. No speaker power is published.
Microphones
Not available
Calls on the watch
Phone only2Maker product pageconsumer.huawei.com/en/wearables/watch-fit4Read 23 October 2026Bluetooth Calling once the device is connected via Bluetooth. Footnote: only when the watch is connected to a phone through the Huawei Health app.
Music on the watch
Yes4Maker product pageconsumer.huawei.com/uk/wearables/watch-fit4/buyRead 23 October 2026The maker battery tests include 30 minutes of music playback a week. Tech Advisor says the speaker plays music out loud.7Reviewtechadvisor.com/article/2915537/huawei-watch-fit-4-review.htmlRead 23 October 2026Review: the speaker handles calls and music out loud, and the music player is missing on iOS.

Controls

Buttons
11Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Button row: Home Button (Rotating Crown) and Side Button. The crown is counted only in Crown.
Named operating buttons
Side button1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026The Side Button of the Button row.
Crown
Rotating1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026The Home Button is a rotating crown.
Rotating bezel
Not available
Gestures
Not available

Battery and charging

Battery capacity
400mAh6Spec databasegsmarena.com/huawei_watch_fit_4-14113.phpRead 23 October 2026Battery Li-Ion 400 mAh. The maker publishes no capacity. GSMArena's Fit 4 Pro review states the same 400 mAh battery in both models.
Claimed battery life
ModeWith solarHours (h)
Light useNo240
SmartwatchNo168
Always-onNo96
Source2Maker product pageconsumer.huawei.com/en/wearables/watch-fit4Read 23 October 2026Upper-bound maker claims: 10 days maximum (240 h), 7 days typical (168 h) and 4 days with AOD (96 h). Maximum: default settings, 30 min of calls and 30 min of music a week, heart rate always on, TruSleep at night, 90 min of exercise a week, 50 messages, 6 calls and 3 alarms a day, 200 screen wakes a day. Typical: the same plus stress monitoring, pulse wave arrhythmia analysis and sleep breathing awareness, 180 min of exercise a week and 30 min of screen-on time a day. AOD: the typical settings with AOD enabled. No GPS claim is published.
Smartwatch mode (claimed)
168h
AOD battery life (up to)
96h
GPS mode (claimed)
Not available
Solar charging
Not available
Charging method
Proprietary wireless charger1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Charging Port: Wireless charging with the cradle supplied in the box. The FAQ names the second-generation HUAWEI WATCH Wireless SuperCharger, which is not a Qi charger by name. No magnetic puck is stated for this model.
Charging guidance
Charger voltage and current requirement 5 V-9 V DC / 2 A. Huawei's 75-minute full charge was tested at 25 C with a 9 V / 2 A Huawei adapter and the bundled second-generation wireless SuperCharger. The wall adapter is separate.1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Charging: charger voltage and current requirement 5V-9V DC/2A. Test conditions from the feature page footnote.
Max charging power (watch)
5W6Spec databasegsmarena.com/huawei_watch_fit_4-14113.phpRead 23 October 2026Charging: 5W wireless. A spec database figure. The maker prints only the 5-9 V and 2 A input requirement.
Fast charging
Yes2Maker product pageconsumer.huawei.com/en/wearables/watch-fit4Read 23 October 2026Feature page: a full day of power after 10 minutes of charging with the second-generation wireless SuperCharger. The UK FAQ speaks of Huawei's wireless fast-charging protocols. The workload for the 10 minute claim is not stated, so it is not stored as a quick-charge value.
Quick charge claim
Not available
Charge 0 to 80% (claimed)
Not available
Full charge time (claimed)
75min1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Feature page and FAQ: 75 minutes to charge to capacity, Huawei lab test at 25 C. Not a reviewer measurement.7Reviewtechadvisor.com/article/2915537/huawei-watch-fit-4-review.htmlRead 23 October 2026Review repeats Huawei's 75 minutes from flat. Not an independent measurement.

Measured

We could not find any of these 4 fields. Show them
Peak brightness (measured)
Not available
Battery life (measured)
Not available
Battery tests (measured)
Not available
Full charge time (measured)
Not available

Strap

Lug width
Not available
Quick-release strap
Not available
Strap system
Not available
Strap material
Fluoroelastomer1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Watch Strap list: Pink, White, Purple and Black fluoroelastomer, and Grey Nylon. Base is the Black fluoroelastomer strap.
Strap
Black Fluoroelastomer Strap1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Strap list names the Black Fluoroelastomer Strap.
Strap sizes
SizeWrist (min) (mm)Wrist (max) (mm)
Black fluoroelastomer strap130210
Source1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Wrist Size: Grey, White and Black 130-210 mm. Pink and Purple 120-190 mm. Overall watch ranges, strap-specific ranges are not separated.

Regulatory

We could not find any of these 4 fields. Show them
FCC ID
Not available
SAR limb (US)
Not available
SAR limb (EU)
Not available
Other certifications
Not available

In the box

In the box
Watch, Charging cradle with charging cable, Quick Start Guide, Safety Information and Warranty Card1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026Watch x 1, Charging Cradle (including the charging cable) x 1, Quick Start Guide and Safety Information and Warranty Card x 1.
Power adapter in box
No1Maker product pageconsumer.huawei.com/en/wearables/watch-fit4/specsRead 23 October 2026The list has no wall power adapter.

Warranty

We could not find any of these 1 fields. Show them
Manufacturer warranty (source market)
Not available

Compare with

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Variants

Each variant lists only what differs from the specs above.

Model numberGTINColoursNFCStrap materialStrapStrap sizes
804401130100086016942103155000BlackNoFluoroelastomerBlack Fluoroelastomer Strap
Show 1 rows
SizeWrist (min) (mm)Wrist (max) (mm)
Black fluoroelastomer strap130210
804401130100086026942103155031GreyYesNylonGrey Nylon Strap
Show 1 rows
SizeWrist (min) (mm)Wrist (max) (mm)
Grey nylon strap130210
804401130100086036942103155024WhiteNoFluoroelastomerWhite Fluoroelastomer Strap
Show 1 rows
SizeWrist (min) (mm)Wrist (max) (mm)
White fluoroelastomer strap130210
804401130100086046942103155017PurpleNoFluoroelastomerPurple Fluoroelastomer Strap
Show 1 rows
SizeWrist (min) (mm)Wrist (max) (mm)
Purple fluoroelastomer strap120190

Sources

We read 9 sources for this smartwatch. The numbers match the markers in the sheet.

  1. Read 23 October 2026Backs 39 fields
  2. Read 23 October 2026Backs 14 fields
  3. Read 23 October 2026Backs 1 field
  4. Read 23 October 2026Backs 7 fields
  5. Read 23 October 2026Backs 1 field
  6. Read 23 October 2026Backs 7 fields
  7. Read 23 October 2026Backs 15 fields
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