Name: Fitbit Sense 2
Brand: Fitbit
SKU: B0B4N2T7GL
Price: 220.41 USD
Availability: InStock
Rating: 4.1 (9677 reviews)

Expert Review Analysis

The Fitbit Sense is an advanced health‑focused smartwatch offering on‑wrist skin temperature tracking, multi‑path optical heart rate monitoring, ECG and cEDA stress sensors, SpO2 measurement, built‑in GPS/GLONASS, and up to 6+ days of battery life, all wrapped in a lightweight 37.6 g design.

✓ Best for: Users who want comprehensive health tracking, including stress, sleep, skin temperature, SpO2, and ECG (where supported), combined with robust fitness features like GPS runs and long battery life. Ideal for outdoor athletes, health‑conscious individuals, and anyone who values on‑wrist call handling.✗ Not ideal for: People who need medical‑grade ECG functionality everywhere, those who rely on Wi‑Fi sync without a phone, or users seeking a lighter watch with larger music storage for extensive offline playlists.

Pros

✓On‑wrist skin temperature sensor tracks nightly baseline variations for personalized health insights
✓Multi‑path optical heart rate sensor combined with ECG and cEDA provides comprehensive cardiovascular and stress monitoring
✓

Price History

Current

$220.41

Average

$231.00

Lowest

$166.05

Highest

$372.70

Good Deal — 5% below average

Price trend (90d):+23.4%

Best Seller Rank History

Now#23Best#10Worst#1,813 -9

Lower = better sales rank

Specifications

Audio

Speaker Sound Pressure Level75 dB SPL @10cm dB

Battery

Battery Life6+ days minutes

Charging Time (Fast Charge)12 minutes minutes

Battery TypeLithium-polymer

Connectivity

Bluetooth VersionBluetooth LE

NFCSupported

GPSBuilt-in GPS + GLONASS

Wi-FiDeactivated

MicrophoneBuilt-in

Design

Band Size Small13.9-18 cm circumference

Band Size Large18-22.1 cm circumference

Display

Screen Size40.1 mm mm

Resolution336 x 336 pixels

Panel TypeAMOLED

Features

Water Resistance50 meters m

Fitbit PaySupported

Amazon AlexaBuilt-in

Stress ManagementcEDA sensor, Stress Management Score

Sleep TrackingPersonalized Sleep Profile, Sleep Stages, Sleep Score

General

BrandFitbit

ManufacturerFitbit Inc

ModelFB521

Release Date2022-09-26

Warranty1 year manufacturer

Sensors

Sensor TypeOptical Heart Rate, Electrical (ECG/EDA), SpO2, Skin Temperature, Gyroscope, Altimeter, 3-axis Accelerometer, Ambient Light

Software

Operating SystemFitbit OS

CompatibilityAndroid 7.0+, iOS 12.2+ (or 16.4+)

TouchscreenEnabled

Storage

Storage Capacity4 GB GB

Music Storage2.5 GB GB

Memory

Storage Capacity4 GB total (2.5 GB allocated for music)

Water Resistance

Rating50 m (5 ATM) waterproof

Operating System

OSFitbit OS

Research Sources

web.ribamundotecnologia.es

heartratemonitorsusa.com

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Fitbit Sense 2

Expert Review Analysis

Price History

Best Seller Rank History

Specifications

Audio

Battery

Connectivity

Design

Display

Features

General

Sensors

Software

Storage

Memory

Water Resistance

Operating System

Research Sources

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