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Fitbit Sense 2 Graphite/Graphite

FB521BKGB-FRCJK
$382
Top Deal
This deal ends 10 May
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Participating Credit Cards. 6 Months Interest Free.
No Interest. No Deposit. Monthly payments required.

BONUS OFFER

Click & Collect Bonus - Get $15 off* online carts over $150

* Ends 11.59PM AEST 10/05/2026. Offer only applies to web orders where Click & Collect is available in the shopping cart. Eligible amounts are calculated after any other applicable discounts have been applied. Excludes products marked online only, available for delivery only, special order, sold out, unavailable, coming soon and shipped by “supplier”, all Pre-orders, digital vouchers, gaming credits and streaming services, Gift Cards, Services, Gold Service Extras, Installation & Delivery. Offer applies to the current ticketed price of relevant products. As prices change regularly and we frequently run sales and negotiate on price, some products are likely to have been sold below the current price prior to this offer. Prices may change after offer ends.

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Product Overview

Live a healthy, active lifestyle using the advanced sensors, in-depth monitoring, and smartwatch capabilities of the Fitbit Sense 2 Graphite/Graphite FB521BKGB-FRCJK. Get a good night's sleep while having more energy to get through the busy following day with the continuous EDA sensor; it sends smart notifications based on your current signs of stress to and provides recommendations for relieving stress through exercise, deep breathing & more. Accompanying the EDU sensor is the cEDU sensor which identify signs of excitement, stress, caffeine and more so you are informed and can create better decisions to control your stress levels during particular moments(1). Using the Sense 2's Fitness Tracker Sleep Profile feature you can learn and develop practices on how to receive a better night's sleep. Also, see a personalised analysis of your sleep each month so you can pinpoint areas you can focus on improving. Monitor your general well-being using the tracking sensors available for your key health metrics; see your blood oxygen (SpO2) & heart rate variability alongside using the ECG app that measures your heart rhythm for atrial fibrillation(2). Easily wear the Fitbit Sense 2 all day and all night without any discomfort, its lightweight and thin design sits naturally on your wrist, providing the comfortability to complete workouts, take sleeps with, and use every day. Smartphone features such as the Amazon Alexa voice assistant(3), Google Maps & Google Wallet, on wrist Bluetooth calls & texts, smartphone notification and more are all available on the Fitbit Sense 2. Disclaimers: (1) Workouts may be available in English only. (2) Data rates may apply. Google apps are not available in all countries or languages. (3) Voice assistant features may vary, see fitbit.com/voice.

Key Features

  • Smart watch with 1.58 Inch AMOLED display
  • Heart rate, ECG, SpO2, sleep and stress tracking
  • Up to 6 plus days battery life, fast charging
  • Bluetooth 5.0, water resistant, GPS enabled
BONUS OFFER

Click & Collect Bonus - Get $15 off* online carts over $150

* Ends 11.59PM AEST 10/05/2026. Offer only applies to web orders where Click & Collect is available in the shopping cart. Eligible amounts are calculated after any other applicable discounts have been applied. Excludes products marked online only, available for delivery only, special order, sold out, unavailable, coming soon and shipped by “supplier”, all Pre-orders, digital vouchers, gaming credits and streaming services, Gift Cards, Services, Gold Service Extras, Installation & Delivery. Offer applies to the current ticketed price of relevant products. As prices change regularly and we frequently run sales and negotiate on price, some products are likely to have been sold below the current price prior to this offer. Prices may change after offer ends.

Key Specifications

Brand:
Fitbit
Model Number:
FB521BKGB-FRCJK
Compatible Phones:
Apple iOS 16.4 or higher, Android OS 11.0 or higher, Certain features like smartphone notifications may require Android 11+
Face Size (mm):
40
Display:
AMOLED with Corning Gorilla Glass 3
GPS:
GPS + GLONASS

Phones & Wearables

Strap:
Small band fits wrists 5.1 - 7 inches, Large band fits wrists 6.5 - 8.6 inches in circumference

Screen Technology

Display Resolution (px):
336 x 336

Capacity

Storage Capacity:
4GB
Memory:
Tracks 7 days of minute by minute activity data

Connections

Connections:
Bluetooth v5.0

Power & Charging

Battery Life:
Up to 6 Days

Options

Sensor Technology:
Multi-path optical heart rate sensor, Electrical sensor for skin conductance (cEDA) compatible with ECG app & EDA app, Red and infrared sensors for oxygen saturation (SpO2), Gyroscope, Altimeter, Accelerometer
Trackers:
Sleep Mode & Profile, Smart Wake, Stress Management Score, ECG App, Health Metrics, Daily Readiness Score

Audio

Audio:
75dB SPL 10cm Speaker & Microphone

Safety

Water Resistant:
Up to 50m (swimproof)

General Information

Type:
Smart Watch
Family:
Sense 2
Colour:
Grey
Supplier Colour:
Graphite/Graphite
Band Colour:
Grey
Materials:
Aluminum watch case and buckle
Subscription:
Google account and Fitbit app required to use
Additional Features:
Vibration motor, 40+ Exercise Modes, Built-in Alexa Voice Assistant, Google Wallet
What's In The Box:
Classic bands (small & large), Charging cable

Warranty

Manufacturer's Warranty:
2 Year

Phones & Wearables

Strap:
Small band fits wrists 5.1 - 7 inches, Large band fits wrists 6.5 - 8.6 inches in circumference

Capacity

Storage Capacity:
4GB
Memory:
Tracks 7 days of minute by minute activity data

Power & Charging

Battery Life:
Up to 6 Days

Audio

Audio:
75dB SPL 10cm Speaker & Microphone

General Information

Type:
Smart Watch
Family:
Sense 2
Colour:
Grey
Supplier Colour:
Graphite/Graphite
Band Colour:
Grey
Materials:
Aluminum watch case and buckle
Subscription:
Google account and Fitbit app required to use
Additional Features:
Vibration motor, 40+ Exercise Modes, Built-in Alexa Voice Assistant, Google Wallet
What's In The Box:
Classic bands (small & large), Charging cable

Product Dimensions

Product Height (mm):
11.2
Product Width (mm):
40.5
Product Depth (mm):
40.5
Product Weight (g):
37.6

Box Dimensions

Box Height (mm):
66
Box Width (mm):
177
Box Depth (mm):
91
Box Weight (kg):
0

Product Reviews of Fitbit Sense 2 Graphite/Graphite

Fitbit Sense 2 Graphite/Graphite FB521BKGB-FRCJK

Overall Rating Snapshot

4.5 stars

4.5 out of 5 stars from 15 reviews

87% of users recommend this product

3
0
2
0
  • 5 out of 5

    Good product

    Difficult to first navigate but help section is good

    Debra

    Confirmed purchase 8 March 2026

    Published on 4 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

    Stylish watch

    Great watch Lots of features. Stylish Tracks steps.

    Kerrie Hoare

    Confirmed purchase 12 December 2025

    Published on 7 January 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

    awsome device

    great unit

    alex

    Confirmed purchase 20 September 2025

    Published on 22 December 2025

    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

    Smart watch

    Worth for money

    gaurav sharma

    Confirmed purchase 8 October 2025

    Published on 5 November 2025

    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 Sense 2

    Happy with the watch/pulse

    David

    Confirmed purchase 15 January 2025

    Published on 12 February 2025

    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

    Excellent features

    Easy to install and use

    Colin

    Confirmed purchase 27 December 2024

    Published on 22 January 2025

    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

    Love my new Fitbit Sence 2 . Easy to use

    Tina

    Confirmed purchase 20 December 2024

    Published on 15 January 2025

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

  • 5 out of 5

    Great watch

    Not a fan of the silicone strap, difficult to find a fabric strap for this watch though. Features are great. Easy to work and download info

    Tish

    Confirmed purchase 26 May 2023

    Published on 18 June 2023

    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

    Awesome watch

    Great easier watch to use than the versa 2. Not a big fan of the silicone strap though

    Tish

    Confirmed purchase 26 May 2023

    Published on 10 June 2023

    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 product however you cannot respond to messages if you have an iOS Apple phone. The Fitbit sense 2 can only respond to messages if you have an Android device.

    Has a lot of great health and fitness information

    Anonymous

    Confirmed purchase 18 May 2023

    Published on 1 June 2023

    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 15 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

Fitbit Sense 2 Graphite is a premium smart watch for health-conscious users, offering advanced fitness tracking, stress management, and heart health features. Its lightweight design ensures all-day comfort, and the battery lasts multiple days. While it excels in wellness insights, it lacks some third-party app support compared to specialist alternatives.

What it’s great for

  • Health Monitoring
  • Fitness Tracking
  • Stress Management
  • Sleep Analysis
  • Everyday Wear

Where it works best

  • Gym
  • Outdoor Activities
  • Home
  • Office
  • Travel

Who it’s for

  • Fitness Enthusiast
  • Health-Conscious Individual
  • Everyday User
  • Busy Professional

Things to consider

Limited third-party app integration compared to specialist smart watches.

Fitness tracking suitability

9/10 — Offers comprehensive activity, heart rate, and stress tracking for most fitness needs.

Ios/android compatibility score

9/10 — Seamless integration with both platforms, minor limitations on iOS app features.

All-day comfort rating

9/10 — Lightweight build and soft strap ensure comfortable wear throughout the day.

Battery endurance rating

8/10 — Up to 6 days of battery life, slightly less with heavy GPS use.

Professional vs casual fit

Suitable for both professional and casual environments due to its understated, modern design.

Key benefits

  • Advanced Health Sensors: Tracks heart rate, stress, and skin temperature for comprehensive wellness insights.
  • Sleep Tracking: Provides detailed sleep stages and quality analysis to help improve rest.
  • Long Battery Life: Up to 6 days of battery endurance for uninterrupted use.
  • All-Day Comfort: Lightweight and ergonomic design suitable for continuous wear.
  • GPS Built-In: Accurate location tracking for outdoor workouts without needing a phone.
  • Stress Management Tools: Real-time stress detection and guided breathing exercises.
  • Smart Notifications: Receive calls, texts, and app alerts directly on your wrist.
  • Water Resistance: Suitable for swimming and showering with 5 ATM rating.

Q: What is the display size and resolution of the Fitbit Sense 2?

A: The Fitbit Sense 2 features a 1.58 Inch AMOLED display with a resolution of 336x336 pixels.

Q: How long does the battery last on the Fitbit Sense 2?

A: The Fitbit Sense 2 has a battery life of up to 6+ days with fast charging capabilities.

Q: What key health metrics does the Fitbit Sense 2 track?

A: The Fitbit Sense 2 tracks heart rate, ECG, oxygen saturation (SpO2), sleep, and stress levels.

Q: Which wireless connectivity options are available on the Fitbit Sense 2?

A: The Fitbit Sense 2 supports Bluetooth 5.0 for wireless connectivity.

Q: What are the dimensions and weight of the Fitbit Sense 2?

A: The Fitbit Sense 2 has a height of 91mm, width of 176mm, depth of 66mm, and weighs 200g.