£179.00

This is the usual price. Wait for it to drop, or tell us your number.

£179 today · usual range £144–£186 · best ever £144

Fitbit Google Fitbit Sense 2 Smartwatch - GPS, Health Tracking, 6 Days Battery

Amazon

Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 89 days · 89 data points

Historical
Generating forecast…
£185.54 £139.84 £149.81 £159.78 £169.75 £179.72 £189.70 26 July 2026 17 August 2026 08 September 2026 30 September 2026 22 October 2026
View at Amazon ↗

Shadow Grey/graphite Aluminium, FB521BKGB

Price data checked 2 days ago

NEW HERE?

Amazon shows you one price. We show you all of them.

Tosheroon watches Amazon prices so you don't have to. Every product on Amazon has a price history — we make it visible. Set the price you'd actually pay, and we'll email you the second it gets there. No app, no account, one email.

WHAT'S ON THIS PAGE

↑ Price chart
when this has been cheap or pricey
↑ Forecast
where the price is heading next
↓ Statistics
all-time high & low, recent range
↑ Price alert
name your number, we'll email you

Price Distribution

Price distribution over 89 days • 6 price levels

Days at Price
Current Price
2 days 4 days 43 days 21 days · current 16 days 3 days 0 11 22 32 43 £144 £149 £159 £179 £185 £186 Days at Price

Price Analysis

Most common price: £159 (43 days, 48.3%)

Price range: £144 - £186

Price levels: 6 different prices over 89 days

Description
The Google Fitbit Sense 2 is a comprehensive health and fitness smartwatch designed to help you monitor your wellbeing throughout the day. With built-in GPS, you can track outdoor activities accurately whilst the 6+ days of battery life keeps you connected without constant charging. The device offers advanced health features including all-day stress detection with cEDA technology and a daily Stress Management Score to help you manage your mental wellbeing. The ECG app allows you to assess atrial fibrillation, whilst irregular heart rhythm notifications provide peace of mind. Track your sleep quality with a personalized Sleep Profile, daily Sleep Stages, and a Sleep Score, plus benefit from a smart wake alarm and do not disturb mode for better rest. Stay active with 24/7 heart rate monitoring, workout intensity mapping, and additional health metrics including SpO2 tracking and menstrual health tracking. The smartwatch is water-resistant up to 50m, compatible with iOS 15 or higher and Android OS 9.0 or higher, making it accessible to most smartphone users seeking a comprehensive fitness companion.

Key Features

The Fitbit Sense 2 delivers 6+ days of battery life per charge, reducing the need for frequent recharging during your busy week.

Built-in GPS enables accurate tracking of outdoor running, cycling, and walking routes with integrated workout intensity mapping.

All-day stress detection using cEDA technology combined with a daily Stress Management Score helps you recognise and manage stress patterns.

ECG app assesses atrial fibrillation risk whilst irregular heart rhythm notifications alert you to potential heart rhythm concerns.

Personalised Sleep Profile with daily Sleep Stages and Sleep Score optimises your rest through smart wake alarms and do not disturb mode.

24/7 heart rate monitoring tracks cardiovascular activity throughout the day, combined with SpO2 and menstrual health tracking features.

Water-resistant up to 50m design suits swimming and water sports whilst remaining compatible with iOS 15+ and Android OS 9.0+.

Product Specifications
Brand
Fitbit
Model
FB521BKGB
Colour
Shadow Grey/graphite Aluminium
Size
One Size
ASIN
B0B6WVCJ2H
Category
Electronics & Photo > Wearable Technology > Smartwatches
Domain
Amazon UK
Release Date
29 September 2022
Listed Since
25 August 2022

Barcode

No barcode data available

Similar Products You Might Like

Google Fitbit Sense 2 Smartwatch - GPS, Health Tracking, 6 Days Battery
100% match

Google Fitbit Sense 2 Smartwatch - GPS, Health Tracking, 6 Days Battery

Fitbit

£149.99 16 Oct 2026
Google Fitbit Sense 2 Smartwatch - GPS, Health Tracking, 6 Day Battery
100% match

Google Fitbit Sense 2 Smartwatch - GPS, Health Tracking, 6 Day Battery

Fitbit

£149.99 16 Oct 2026
Fitbit Sense 2 Health and Fitness Smartwatch with built-in GPS,advanced features & Versa 3/Sense Sport Band Accessory, Sapphire/Fog Grey, Large
98% match

Fitbit Sense 2 Health and Fitness Smartwatch with built-in GPS,advanced features & Versa 3/Sense Sport Band Accessory, Sapphire/Fog Grey, Large

Fitbit

Price unavailable
Fitbit Sense Advanced Smartwatch - Heart Health & Stress Tracking
98% match

Fitbit Sense Advanced Smartwatch - Heart Health & Stress Tracking

Fitbit

Price unavailable
Fitbit Sense 2 Bundle - Advanced Health and Activity Tracker
98% match

Fitbit Sense 2 Bundle - Advanced Health and Activity Tracker

Fitbit

Price unavailable
Fitbit Sense 2 Bundle, Blue
98% match

Fitbit Sense 2 Bundle, Blue

Fitbit

Price unavailable
Fitbit Sense Advanced Smartwatch - Heart Health & Stress Tracking
98% match

Fitbit Sense Advanced Smartwatch - Heart Health & Stress Tracking

Fitbit

Price unavailable
Fitbit Versa 4 Smartwatch - GPS, 6-Day Battery, Fitness Tracking
98% match

Fitbit Versa 4 Smartwatch - GPS, 6-Day Battery, Fitness Tracking

Fitbit

Price unavailable
Fitbit Versa 4 Smartwatch - Built-in GPS, 6-Day Battery
98% match

Fitbit Versa 4 Smartwatch - Built-in GPS, 6-Day Battery

Fitbit

£136.00 15 Oct 2026
Fitbit Google Versa 4 Smartwatch - Black/Graphite Aluminum
98% match

Fitbit Google Versa 4 Smartwatch - Black/Graphite Aluminum

Fitbit

£99.99 02 Sep 2026
Google Fitbit Inspire 3 Activity Tracker - 10 Days Battery
98% match

Google Fitbit Inspire 3 Activity Tracker - 10 Days Battery

Fitbit

£84.00 23 Oct 2026
Fitbit Versa 3 Smartwatch - GPS, Heart Rate, 6+ Day Battery
98% match

Fitbit Versa 3 Smartwatch - GPS, Heart Rate, 6+ Day Battery

Fitbit

Price unavailable
Dirrelo Silicone Bracelet for Fitbit Versa 4/3/Sense 2 - Grey/Teal L
98% match

Dirrelo Silicone Bracelet for Fitbit Versa 4/3/Sense 2 - Grey/Teal L

Dirrelo

£9.99 01 Jun 2026
Fitbit Versa 2 Smartwatch - Charcoal Iron Mist Grey Aluminum
98% match

Fitbit Versa 2 Smartwatch - Charcoal Iron Mist Grey Aluminum

Fitbit

£178.98 23 Oct 2026
Fitbit Luxe Activity Tracker - 5 Day Battery, Stress Management
98% match

Fitbit Luxe Activity Tracker - 5 Day Battery, Stress Management

Fitbit

£221.74 10 Oct 2026
Google Fitbit Versa 4 Smartwatch - GPS, 6 Days Battery
97% match

Google Fitbit Versa 4 Smartwatch - GPS, 6 Days Battery

Fitbit

£127.09 02 Sep 2026
Google Fitbit Inspire 3 Activity Tracker - 10 Day Battery
97% match

Google Fitbit Inspire 3 Activity Tracker - 10 Day Battery

Fitbit

£68.00 21 Oct 2026
Fitbit Versa 4 Bundle - Fitness Tracker with Built-in GPS
97% match

Fitbit Versa 4 Bundle - Fitness Tracker with Built-in GPS

Fitbit

Price unavailable
Fitbit Inspire 3 Activity Tracker - Black/Lilac Bliss
97% match

Fitbit Inspire 3 Activity Tracker - Black/Lilac Bliss

Fitbit

£59.98 29 Aug 2026
FINTIE Fitbit Versa 4/3/2/Sense 2 Sport Band - TPU Bumper Case
97% match

FINTIE Fitbit Versa 4/3/2/Sense 2 Sport Band - TPU Bumper Case

FINTIE

£9.99 16 Jun 2026
Fitbit Inspire 3 Fitness Tracker - 10 Day Battery Life
97% match

Fitbit Inspire 3 Fitness Tracker - 10 Day Battery Life

Fitbit

Price unavailable
Fitbit Versa 4 Smartwatch - GPS, 6 Days Battery, Android iOS
97% match

Fitbit Versa 4 Smartwatch - GPS, 6 Days Battery, Android iOS

Fitbit

£129.99 29 Aug 2026
Vancle Charger for Fitbit Versa 4/3 and Sense/Sense 2 - 100cm
97% match

Vancle Charger for Fitbit Versa 4/3 and Sense/Sense 2 - 100cm

Vancle

Price unavailable
Fitbit Inspire 2 Health & Fitness Tracker with 1-Year Premium Included, 24/7 Heart Rate & up to 10 Days Battery, Desert Rose
97% match

Fitbit Inspire 2 Health & Fitness Tracker with 1-Year Premium Included, 24/7 Heart Rate & up to 10 Days Battery, Desert Rose

Fitbit

Price unavailable