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Fitbit Inspire 3 Midnight Zen/Black

INSPIRE3-ZEN
$179
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Product Overview

Feel ‘inspired’ to accomplish your fitness and health related goals with the Fitbit Inspire 3 Midnight Zen/Black FB424BKBK-FRCJK. Track your vigorous exercise routines and general wellbeing is as simple as wearing the Inspire 3 daily; this fitness band monitors and collects a wide variety of movements, body actions and body functions and presents all this information for you to review. The Daily Readiness Score lets you know if your body is ready for another workout or it needs more time to recover, so you can adjust your physical activity accordingly(1). Relieve pent up stress and general uneasiness using the included Guided Breathing Sessions and Stress Management Score; these both work to indicate your current stress levels and displays what your body is feeling, alongside offering healthier ways to handle pent up stress. You can always track your performance while your awake, but it all starts from a great night’s sleep. While wearing the Fitbit Inspire 3 to bed you can track your Sleep Score, light, deep and REM sleep, sleeping heart rate and your consistent sleeping schedule to see if you really are getting a good night's sleep. Measure your heart rate during exercise to see if you're working out at your best during fat burn, cardio, or peak zones, then adjust your efforts accordingly to get the best out of your own performance. All these features are available for up to ten days without a single recharge(2), the Inspire 3 fitness tracker is always available here to assist your daily exercise and health needs. Disclaimers: (1) Fitbit Premium membership required to access Daily Readiness, Sleep Profile and most in-app mindfulness sessions. Premium content recommendations are not available in all locales and may be in English only. (2) Battery life varies with use & other factors.

Key Features

  • Fitness tracker with AMOLED display
  • Heart rate, SpO2, VO2 Max, sleep, stress tracking
  • Up to 10 days battery life
  • Bluetooth 5.0, water resistant design

Key Specifications

Brand:
Fitbit
Model Number:
INSPIRE3-ZEN
Compatible Phones:
Apple iOS 16.4 or higher, Android OS 11.0 or higher
Face Size (mm):
39.4
Display:
AMOLED with Corning Gorilla Glass 3

Phones & Wearables

Strap:
Small fits wrists 130 - 190mm, Large fits wrists 160 - 220mm in circumference

Capacity

Storage Capacity:
32MB
Memory:
Tracks activity from 30 daily total days, 7 days of minute by minute motion data, Heart rate: per second when exercising, per 5 seconds all other times

Connections

Connections:
Bluetooth v5.0

Power & Charging

Battery Life:
Up To 10 Days

Options

Sensor Technology:
3-axis accelerometer, Optical heart rate monitor, Red and infrared sensors for blood oxygen (SpO2) monitoring, Ambient light, Device temperature
Trackers:
Stress Management, Sleep Profile, Smart Wake, Menstrual tracking

Safety

Water Resistant:
Up to 50m (swimproof)

General Information

Type:
Fitness Tracker
Family:
Inspire 3
Colour:
Black
Supplier Colour:
Midnight Zen/Black
Materials:
Silicone band
Additional Features:
Vibration motor, Active Zone Minutes, Call & Text Notifications
What's In The Box:
Classic wristbands (small & large), Charging cable

Warranty

Manufacturer's Warranty:
2 Year

Phones & Wearables

Strap:
Small fits wrists 130 - 190mm, Large fits wrists 160 - 220mm in circumference

Connections

Connections:
Bluetooth v5.0

Options

Sensor Technology:
3-axis accelerometer, Optical heart rate monitor, Red and infrared sensors for blood oxygen (SpO2) monitoring, Ambient light, Device temperature
Trackers:
Stress Management, Sleep Profile, Smart Wake, Menstrual tracking

General Information

Type:
Fitness Tracker
Family:
Inspire 3
Colour:
Black
Supplier Colour:
Midnight Zen/Black
Materials:
Silicone band
Additional Features:
Vibration motor, Active Zone Minutes, Call & Text Notifications
What's In The Box:
Classic wristbands (small & large), Charging cable

Product Dimensions

Product Height (mm):
11.8
Product Width (mm):
18.6
Product Depth (mm):
39.3
Product Weight (g):
17.7

Box Dimensions

Box Height (mm):
26
Box Width (mm):
172
Box Depth (mm):
90
Box Weight (kg):
0

Product Reviews of Fitbit Inspire 3 Midnight Zen/Black

Fitbit Inspire 3 Midnight Zen/Black INSPIRE3-ZEN

Overall Rating Snapshot

4.6 stars

4.6 out of 5 stars from 44 reviews

98% of users recommend this product

3
0
2
0
What customers say, summarised by AI
  • Slim, lightweight design suits both small wrists and daily wear.
  • Easy to set up and sync; straightforward app navigation for most.
  • Excellent battery life, often lasting 7–10 days between charges.
  • Accurate step and sleep tracking; useful heart rate monitoring.
  • Useful notifications and message previews, increases practicality.
  • Some users find display small or app design less intuitive than prior versions.
AI-generated summary from customer reviews, which may include incentivised reviews.
Pros
Easy (10)
Value (2)
Updates (1)
  • 5 out of 5

    Featured

    Great features

    The best feature of it is light weight, great battery life and ease of set up

    Dee

    Published on 11 November 2022

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 4 out of 5

    Great fitness tracker

    Just wanted something basic to track steps and sleep. This does the job with minimum effort.

    Suzanne

    Confirmed purchase 25 June 2026

    Published on 23 July 2026

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Easy to setup

    Bought Fitbit Inspire 3 for my husband. Easy to set up. Just download app and pair it. My husband loves it. End of the day he always checks his activity. Easy to use.

    Yoko

    Confirmed purchase 25 June 2026

    Published on 22 July 2026

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 4 out of 5

    Best price

    Product is great with bright lit screen but i don't like the Google app design on my phone to locate distance i walked. Too much scrolling now. It was much quicker with the Fitbit design.

    Edward Gorniak

    Confirmed purchase 14 May 2026

    Published on 9 June 2026

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Easy lightweight and convenient

    I love being able to track steps, the battery last long and also its lightweight. The notifications from phone ar also a plus.

    Lee

    Confirmed purchase 14 May 2026

    Published on 9 June 2026

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Great features

    I bought this as a birthday gift for my 13 yo grandson. He loves it, sturdy, water resistant/proof. Has all the features he wants plus more. ideal for teens as well as adults

    Carol Warr

    Confirmed purchase 20 April 2026

    Published on 13 May 2026

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Fitbit inspire 3 Midnight Zen/black

    It is a good size for a small wrist, easy to work and data is good

    Chris Thompson

    Confirmed purchase 7 April 2026

    Published on 29 April 2026

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Simple but powerful

    If you’re looking for a simple and slim watch that can also give you your step count at a glance then this is absolutely a winner. Get all your sleep data and any other health data you’re after within the app, customizing what you do and don’t want to track. Extremely happy with my purchase.

    SJ

    Confirmed purchase 28 February 2026

    Published on 25 March 2026

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Great Fitbit Watch

    Love the slim design. Has all the features I need and was a great price - purchased while on sale. Very happy with it!

    Lynell

    Confirmed purchase 26 January 2026

    Published on 26 February 2026

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

  • 5 out of 5

    Very good heart beat monitor

    I have a medical condition so I need to check my heart regularly. This device is very good at doing so. Would recommend to others.

    Adam

    Confirmed purchase 2 February 2026

    Published on 25 February 2026

    Yes, I recommend this product.

    This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.

You've viewed 10 of 44 reviews

ABOUT THE GOOD GUYS REVIEWS

The Good Guys product reviews are collected from verified purchasers who may have received an incentive in return for providing an authentic review.

The below information is AI generated based on Australian websites information around this item. We have done our best to ensure its accuracy but suggest verifying any information within this tab before purchasing.

At a glance

The Fitbit Inspire 3 is a lightweight fitness tracker for people who want simple, everyday insight into activity and wellness without moving to a bulkier smartwatch. It suits beginners, casual exercisers and health-conscious users thanks to its long battery life and easy wearability. Daily Readiness Score and the included 6-month Premium membership add value, but it is less suited to users wanting more advanced sports training features.

What it’s great for

  • Daily activity tracking
  • General wellness monitoring
  • Casual fitness routines
  • Habit building
  • All-day wear

Where it works best

  • Home
  • Gym
  • Walking routes
  • Workplace
  • Everyday commuting

Who it’s for

  • Beginner fitness users
  • Casual exercisers
  • Health-conscious adults
  • Everyday wearable users

Things to consider

It is better for everyday activity and wellness tracking than for serious athletes who want deeper training analysis or more advanced sport-specific features.

Beginner vs athlete fit

8/10 - best suited to beginners and everyday users, with fewer signs of advanced training depth than specialist sports trackers.

Health monitoring depth

6/10 - offers useful day-to-day wellness insight and readiness guidance, but appears less comprehensive than premium health-focused wearables.

Smartphone compatibility

Works within the Fitbit app ecosystem on compatible smartphones; check your phone's compatibility before purchase.

Battery endurance rating

9/10 - rated for up to 10 days of battery life, which is strong for a compact fitness tracker.

Water resistance score

5/10 - water resistance details were not provided in the supplied source data, so suitability for swimming or regular water exposure should be confirmed before purchase.

Key benefits

  • Up to 10-day battery life: Less frequent charging makes it easier to wear day and night as part of a regular routine.
  • Slim activity tracker design: A lighter, lower-profile fit is more comfortable for continuous everyday wear than many larger smartwatches.
  • Daily Readiness Score: Helps users decide whether the day is better suited to exercise or recovery.
  • 6-month Premium membership included: Adds extra guided insights and app-based value straight out of the box.
  • All-day activity tracking: Supports better awareness of movement habits across normal daily life.
  • Wellness-focused tracking approach: Gives casual users a more approachable entry point than complex performance-first wearables.