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Wearable comparison

Fitbit Charge 6 vs Huawei Watch Fit 4 Pro

Compare battery life, health tracking, display and fit.

Compared products
01Selected
Fitbit Charge 6

Fitbit Charge 6

  • 30 g.
  • OLED display.
  • Up to 7 days.
  • Bluetooth LE.
  • Water resistant to 50 m.
KSh 20,000Out of Stock
02
Huawei Watch Fit 4 Pro

Huawei Watch Fit 4 Pro

  • 1.82 inch screen.
  • 400 mAh battery capacity.
  • Bluetooth 5.2.
  • 5 ATM.
  • Weighs about 30.4 g.
KSh 21,500In Stock
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Huawei Watch Fit 5KSh 18,500
Google Fitbit AirKSh 20,000
Samsung Galaxy Watch FEKSh 19,500
Amazfit GTR 3 ProKSh 20,000
Amazfit GTS 4KSh 18,500
Fitbit Inspire 3KSh 14,000
Xiaomi Watch S3KSh 18,000
2 of 4 products

Our quick verdict

The Huawei Watch Fit 4 Pro, a smartwatch with a 1.82-inch OLED screen, is the better buy: it lasts longer between charges (10 days), has a premium titanium build and is rated for free diving to 40 m.

Battery life

Fitbit Charge 6
Up to 7 days
Huawei Watch Fit 4 Pro
400 mAh battery

Portability

Fitbit Charge 6
30 g
Huawei Watch Fit 4 Pro
About 30.4 g

Display

Fitbit Charge 6
OLED display
Huawei Watch Fit 4 Pro
1.82-inch OLED display

Connections

Fitbit Charge 6
Bluetooth LE
Huawei Watch Fit 4 Pro
Bluetooth 5.2

Water resistance

Fitbit Charge 6
Water resistant to 50 m
Huawei Watch Fit 4 Pro
5 ATM

Key differences

The main differences to help you choose.

Fitbit Charge 6

  • Charging: Proprietary charging cable.

Huawei Watch Fit 4 Pro

  • Longer battery life: up to 10 days (vs 7).
  • Titanium case and plastic back (vs aluminium case).
  • Rated for free diving to 40 m.
  • Slimmer: 9.3 mm thick (vs 11.2 mm).
  • Charging: Wireless charging.

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

More topicsFewer topics
6 priorities selected.
How each product answers the selected priorities
PriorityFitbit Charge 6Huawei Watch Fit 4 Pro
Battery lifeUp to 7 days400 mAh battery
Portability30 gAbout 30.4 g
DisplayOLED display1.82-inch OLED display
ConnectionsBluetooth LEBluetooth 5.2
Water resistanceWater resistant to 50 m5 ATM
SensorsOptical heart-rate monitor, 3-axis accelerometerAccelerometer sensor, gyroscope sensor

Detailed comparison

Explore the full specifications, section by section.

Display

Display specifications comparison
SpecificationFitbit Charge 6Huawei Watch Fit 4 Pro
DisplayAMOLED1.82 inch AMOLED
Display protectionCorning Gorilla Glass 3Sapphire glass
Display featuresAlways-on display3000 nits (peak)
Screen resolution—480 × 408 pixels, PPI 347

Connectivity

Connectivity specifications comparison
SpecificationFitbit Charge 6Huawei Watch Fit 4 Pro
BluetoothBluetooth LE2.4 GHz, supports BT5.2 and BR + BLE
NFCSupportedSupported
Positioning / GPSBuilt-in GPS; GLONASSL1: GPS + GLONASS + GALILEO + BDS + QZSS; L5: GPS + GALILEO + BDS +QZSS
Network / cellular—No cellular connectivity
SIM / eSIM—No
Wi-Fi—No

Identity & design

Identity & design specifications comparison
SpecificationFitbit Charge 6Huawei Watch Fit 4 Pro
BrandFitbitHuawei
ModelFitbit Charge 6Huawei Watch Fit 4 Pro
Dimensions36.73 × 23.09 × 11.20 mm44.5 × 40.0 × 9.3 mm
Weight30 gApproximately 30.4 g (without the strap)
Build materialsAluminum; Corning Gorilla Glass 3Glass front (Sapphire Glass), titanium alloy bezel, aluminum mid-frame, polymer fiber back
Wrist sizeSmall: 130–170 mm; large: 170–210 mm130-210 mm
Strap / bandSilicone infinity band; loop-and-peg closureGreen Nylon Strap; Blue Fluoroelastomer Strap; Black Fluoroelastomer Strap
Announced—2025, May 15
Controls / buttons—Home Button (Rotating Crown) and Side Button

Health & fitness

Health & fitness specifications comparison
SpecificationFitbit Charge 6Huawei Watch Fit 4 Pro
SensorsOptical heart-rate monitor; 3-axis accelerometer; red and infrared SpO₂ sensors; temperature sensor; ambient light; ECG and EDA electrical sensors; vibration motorAccelerometer sensor; Gyroscope sensor; Magnetometer sensor; Optical heart rate sensor; Barometer sensor; Temperature sensor; Ambient light sensor; ECG sensor; Depth sensor
Health & wellness featuresHeart rate; blood oxygen; skin-temperature variation; EDA stress tracking; activity trackingHeart rate, blood oxygen, stress, temperature and ECG-related wellness features; regional availability and medical-use limitations apply
Sleep trackingSleep stages; sleep scoreHUAWEI TruSleep sleep tracking

Battery & durability

Battery & durability specifications comparison
SpecificationFitbit Charge 6Huawei Watch Fit 4 Pro
Battery lifeUp to 7 daysUp to 10 days maximum; 7 days typical use; 4 days with AOD
ChargingProprietary charging cableWireless charging
Water resistanceWater resistant to 50 m5 ATM; IP6X; Dive (Depth up to 40 metres)
Battery capacity—Li-Ion 400 mAh

Compatibility

Compatibility specifications comparison
SpecificationFitbit Charge 6Huawei Watch Fit 4 Pro
Phone compatibilityAndroid 11 or later; iOS 16.4 or later; Google AccountAndroid 8.0 or later; iOS 13.0 or later
Companion appGoogle HealthHUAWEI Health
ColorsCoral / Champagne Gold Aluminum; Porcelain / Silver Aluminum; Obsidian / Black AluminumGreen, Blue, Black

Audio & communication

Audio & communication specifications comparison
SpecificationFitbit Charge 6Huawei Watch Fit 4 Pro
Speaker—Supported
Microphone—Supported
Calling—Bluetooth calling when paired with a compatible phone

Sensors, health & fitness

Sensors, health & fitness specifications comparison
SpecificationFitbit Charge 6Huawei Watch Fit 4 Pro
Sports / workout modes—Multiple indoor and outdoor workout modes
Training & outdoor features—Running, cycling, golf, route and dual-band GNSS outdoor tracking
Diving / depth features—Depth-sensor-supported aquatic features; follow Huawei limits and safety guidance

Additional specifications

Additional specifications specifications comparison
SpecificationFitbit Charge 6Huawei Watch Fit 4 Pro
Case material—Mid-frame: Aluminum alloy; Bezel: Titanium alloy
Pixels per inch—347 ppi
Peak brightness—3000 nits
Packing list—Watch × 1; Charging Cradle (including the charging cable) × 1; Quick Start Guide & Safety Information & Warranty Card × 1
Release status—Available. Released 2025, May 26
Model numbers—SYA-B29
Card slot—No
Camera—No
3.5 mm headphone jack—No
USB—No
Radio—No
Network speed—No
Additional hardware features—Pulse wave arrhythmia analysis
Charging input—5V-9V DC/2A
Operating temperature—–20°C to +45°C

Similarities

  • Both have NFC.
  • Both take ECG readings.
  • Both are water resistant to 50 m.
  • Both have OLED displays.
  • Both connect over Bluetooth.

In summary

The Huawei Watch Fit 4 Pro is the better buy for almost everyone, with longer battery life and a premium titanium build.

Back to compared products ↑

In-stock alternatives

Fitbit Inspire 3For Fitbit Charge 6Fitbit Inspire 3View product ↗Google Fitbit AirFor Fitbit Charge 6Google Fitbit AirView product ↗Huawei Watch GT 5For Huawei Watch Fit 4 ProHuawei Watch GT 5View product ↗Samsung Galaxy Watch FEFor Huawei Watch Fit 4 ProSamsung Galaxy Watch FEView product ↗

Related comparisons

Fitbit Charge 6Huawei Watch Fit 5Fitbit Charge 6Google Fitbit AirSamsung Galaxy Watch FEFitbit Charge 6Amazfit GTR 3 ProFitbit Charge 6Amazfit GTS 4Fitbit Charge 6Fitbit Charge 6Fitbit Inspire 3Fitbit Charge 6Xiaomi Watch S3
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