Overview

  • Daily Readiness Score
    Optimize your workout with a score that reveals if you’re ready to exercise or should focus on recovery. You’ll get a personalized activity goal for the day, plus recommended workouts or recovery sessions based on your score.
  • Active Zone Minutes
    Earn Active Zone Minutes for time spent in each heart rate zone and stay accountable during workouts by seeing your efforts add up in real time. The more intense your activity, the more minutes you earn.
  • Built-in GPS
    See your real-time pace & distance without your phone using built-in GPS during outdoor runs, rides, hikes and more, then see a map of your workout route in the Google Heath app.
  • 40+ Exercise Modes
    Track more exercises than ever, from strength training and HIIT to running and stand-up paddleboarding. See your stats on your wrist to track your efforts in real time.
  • 24/7 Heart Rate Tracking
    With an advanced multipath sensor, Fitbit Versa 4 delivers PurePulse 2.0–24/7 continuous heart rate tracking for exercise, sleep tracking and everything in between.
  • Irregular Heart Rhythm Notifications
    Check for signs of an irregular heart rhythm that may be atrial fibrillation (AFib), so you can share this information with your healthcare provider.⁴
  • High & Low Heart Rate Notifications
    Your heart rate is a key indicator of health, so stay informed when Fitbit Versa 4 detects that your heart rate is above or below your threshold.
  • Notifications & Quick Replies
    Get notifications for calls, texts, calendar events and apps–plus send quick replies and voice replies right from your wrist.²
  • Calls from Your Wrist
    Answer Bluetooth calls hands-free using the built-in mic and speaker on Fitbit Versa 4. Plus, easily send callers to voicemail and adjust volume from your wrist.²
  • Google Maps
    With Google Maps on your Fitbit watch, navigation is easier than ever. Explore a new route confidently with turn-by-turn directions on your wrist.⁵
  • Google Wallet
    Tap your wrist to pay everywhere Google Pay is accepted. The quick, secure and contactless way to check out with your watch.⁵
  • Built-in Voice Assistant
    Use Amazon Alexa Built-in to get quick news and weather, set bedtime reminders and alarms, control your smart home devices and more–just by speaking to your watch.⁶
  • 6+ Day Battery Life
    A day lasts 24 hours. So should your watch. With a 6+ day battery life, Fitbit Versa 4 tracks your morning, night & everything in between without needing to stop for a charge. Varies with use and other factors.²
  • Designed for Fitness
    Stay comfortable all day, during workouts, sleep and more with a thin, lightweight design that sits more naturally on the wrist.
  • Unlock three months of Google Health Premium
    A health coach built with Gemini to deliver proactive, personal, and adaptive guidance for the whole you.³,⁷

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Specifications

Capacity & configuration

Band Type
Infinity
Clasp Type
Buckle
Display Type
AMOLED
Alert Type
Vibration
Replaceable Battery
No

Dimensions & weight

Product Name
Fitbit Versa 4 Fitness Smartwatch - Works with Android and iOS
Maximum Depth of Water Resistance
164 feet
Product Height
0.4 inches
Product Width
1.59 inches
Product Weight
0.083 ounces
Product Length
9.79 inches
Product Type
Activity tracker

Features

Color
Platinum - Aluminum - Infinity - Waterfall Blue, Graphite - Aluminum - Infinity - Black, Copper Rose - Aluminum - Infinity - Pink Sand
Brand
Google
Case Shape
Rounded square
Band Color
Waterfall Blue
Display Screen
Yes
Screen Size
40.5 millimeters
Touch Screen
Yes
Color Display
Yes
Clock Display
Yes
Backlit Display
Yes
Adjustable Brightness
Yes
Customizable Watch Faces
Yes
Operating System Compatibility
Android
App Compatible
Yes
Voice Assistant Built-in
Amazon Alexa
Data Plan Required
No
Wireless Connectivity
Bluetooth
Built-in Storage
4 gigabytes
GPS Enabled
Yes
Global Positioning
GPS
Mobile Notifications
Yes
Silent Alarm
Yes
Built-In Microphone
Yes
Metrics Measured
Activity vs. inactivity
Multi-Sport Tracking
Yes
Sensors
Accelerometer
Protective Qualities
Water resistant
Minimum Operating Temperature
-14.0 degrees fahrenheit
Maximum Operating Temperature
113 degrees fahrenheit
Minimum Wrist Size
139.7 millimeters
Maximum Wrist Size
220.98 millimeters
Size
Adjustable
Band Size
Adjustable
Rechargeable
Yes
Charging Interface(s)
USB-A
Battery Chemistry
Lithium-polymer
Band Material
Silicone
Case Material
Aluminum
Form Factor
Wristwatch
Year of Release
2022
Series
Versa 4
UPC
810073611474, 810073611450, 810073611481

Power & warranty

Model Number
FB523SRAG-US
Model Family
Fitbit Versa 4
Warranty - Parts
1 year limited
Warranty - Labor
1 year limited

Warranty & protection

Included manufacturer warranty

See manufacturer documentation.

Register your product with the manufacturer within 30 days of delivery.

Warranty service

Manufacturer warranty claims are handled by the manufacturer. We are happy to help you find the right contact: (888) 419-6820.

Customer reviews

Write a review
TiffanySNov 1, 2026 · Verified purchase ★★★★★

Step Tracking and Sleep Tracking Amazing! - I have owned this watch for years and have only replaced it once! (my fault) but it is a great smartwatch and I will continue to use it until there is an upgrade.

JIMSOct 30, 2026 · Verified purchase ★★★★★

Google fitbif Versa 4 - Works Very Well Battery Life is perfect. very easy to use even without my eyeglasses.I am very happy with this product.

SashaOct 16, 2026 · Verified purchase ★★★★★

Versa 4 - Holds a battery charge for 9+ days. Great features.

MARIEVOct 16, 2026 · Verified purchase ★★★★★

Smartwatch - It is a nice way to monitor my husband's heart rate 24/7

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Questions & answers

Ask a question

Email [email protected] or call (888) 419-6820 during business hours.

Free U.S. shippingOn every order. Leaves our store in 1–2 business days, arrives in 3–5 business days.
Free returns for 30 daysNo restocking fee. We email you a prepaid return label.
We can install it tooOptional in-home delivery, installation and haul-away on large appliances.
Talk to our team(888) 419-6820 · Mon–Sat