Compare Google & Fitbit Smartwatches

45mm round

41mm round

36.73 x 23.09 x 11.20 mm

Aerospace-grade aluminium case

Aerospace-grade aluminium case

Aluminium case

Actua 360 domed display

Actua 360 domed display

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Responsive display

Responsive display

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Up to 3000 nits (peak brightness)

Up to 3000 nits (peak brightness)

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DCI-P3 colour

DCI-P3 colour

AMOLED display

Custom 3D Corning® Gorilla® Glass 5

Custom 3D Corning® Gorilla® Glass 5

Corning® Gorilla® Glass 3

5 ATM

5 ATM

5 ATM

IP68

IP68

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Up to 40 hours with always-on display

Up to 30 hours with always-on display

7 days

Up to 72 hours with Battery Saver mode

Up to 48 hours with Battery Saver mode

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Qualcomm Snapdragon® W5 Gen 2 Accelerated

Qualcomm Snapdragon® W5 Gen 2 Accelerated

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Cortex-M55 co-processor

Cortex-M55 co-processor

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Dual-frequency GPS

Dual-frequency GPS

Built-in GPS

Android 12.0 or newer

Android 12.0 or newer

Android 10.0 or newer

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—

iOS 14.0 or newer

Proactive and adaptive coaching for fitness, sleep and health

Proactive and adaptive coaching for fitness, sleep and health

Proactive and adaptive coaching for fitness, sleep and health

Personalised fitness plans

Personalised fitness plans

Personalised fitness plans

Detailed sleep insights

Detailed sleep insights

Detailed sleep insights

24/7 science-backed guidance

24/7 science-backed guidance

All-day activity tracking

All-day activity tracking

All-day activity tracking

50+ exercise modes

50+ exercise modes

40+ exercise modes

Daily Readiness Score

Daily Readiness Score

Daily Readiness Score

Cardio load^,

Cardio load^,

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Target cardio load^,

Target cardio load^,

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Advanced strength training (Coming September 2026)

Advanced strength training (Coming September 2026)

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Custom workout builder (Coming September 2026)

Custom workout builder (Coming September 2026)

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Real-time audio and visual guidance

Real-time audio and visual guidance

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Advanced run form tracking

Advanced run form tracking

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Run performance dashboard

Run performance dashboard

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Auto Workout mode

Auto Workout mode

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Heart Zone Training

Heart Zone Training

SmartTrack™ automatic exercise tracking (in mobile app only)

Pace Training

Pace Training

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Enhanced workout views

Enhanced workout views

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Active Zone minutes

Active Zone minutes

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Cardio fitness score

Cardio fitness score

Active Zone Minutes

Heart rate on exercise equipment^,

Heart rate on exercise equipment^,

Cardio fitness score

Workouts on your phone

Workouts on your phone

Heart rate on exercise equipment

Step tracking

Step tracking

Workouts on your phone

Calorie tracking

Calorie tracking

Step tracking

Goals and reminders

Goals and reminders

Calorie tracking

Floors climbed

Floors climbed

Goals and reminders

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Continuous heart rate monitoring

Continuous heart rate monitoring

Continuous heart rate monitoring

Irregular heart rhythm notifications

Irregular heart rhythm notifications

Irregular heart rhythm notifications

High and low heart rate notifications

High and low heart rate notifications

High and low heart rate notifications

ECG app with AFib detection

ECG app with AFib detection

ECG app for heart rhythm assessment

Loss of Pulse Detection

Loss of Pulse Detection

Tracks blood pressure trends (Coming September 2026)

Tracks blood pressure trends (Coming September 2026)

Skin temperature variation

Tracks insulin resistance trends (Coming September 2026)

Tracks insulin resistance trends (Coming September 2026)

SpO2 (blood oxygen) tracking

Skin temperature sensing^,

Skin temperature sensing^,

Heart rate variability

SpO2 nightly average, range, trends over time

SpO2 nightly average, range, trends over time

Resting heart rate

Heart rate variability

Heart rate variability

Breathing rate

Resting heart rate

Resting heart rate

Menstrual health tracking

Breathing rate

Breathing rate

Period health tracking^,

Period health tracking^,

All-day body-response tracking

All-day body-response tracking

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Stress notifications

Stress notifications

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Stress Management Score

Stress Management Score

Stress Management Score

Stress management with EDA sensors

Stress management with EDA sensors

EDA Scan app for stress management

Mood logging and reflections

Mood logging and reflections

Mood logging and reflections

Mindfulness content

Mindfulness content

Mindfulness content

Guided breathing sessions

Guided breathing sessions

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Tracks sleep breathing quality trends (Coming September 2026)

Tracks sleep breathing quality trends (Coming September 2026)

Sleep stages and Sleep Score

Sleep stages and Sleep Score^,

Sleep stages and Sleep Score^,

Silent and Smart Wake alarms

Morning Brief

Morning Brief

Mindfulness content for sleep

Smart Wake Alarms

Smart Wake Alarms

Sleep insights

Bedtime automations

Bedtime automations

Mindfulness content for sleep^,

Mindfulness content for sleep^,

Sleep insights^,

Sleep insights^,

Safety Check

Safety Check

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Emergency Sharing

Emergency Sharing

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Medical information

Medical information

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Fall Detection

Fall Detection

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Emergency SOS

Emergency SOS

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Emergency international calling

Emergency international calling

—

—

—

Gemini Intelligence

Gemini Intelligence

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Raise to talk with Gemini

Raise to talk with Gemini

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One-tap actions in messages^,

One-tap actions in messages^,

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Proactive home screen updates

Proactive home screen updates

Google Wallet

—

—

Google Maps

AI-powered smart replies^,

AI-powered smart replies^,

Calendar notifications

Google Wallet

Google Wallet

YouTube Music controls

Google Maps

Google Maps

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Gmail

Gmail

—

Calendar

Calendar

—

YouTube Music

YouTube Music

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Media controls in exercise

Media controls in exercise

Find my phone

Google Play

Google Play

—

Call Screen

Call Screen

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Pixel Recorder

Pixel Recorder

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Find Hub

Find Hub

Pixel Camera app for Wear OS

Pixel Camera app for Wear OS

Google TV remote

Google TV remote

Nest Cam feed^,

Nest Cam feed^,

Phone Left Behind reminder^,

Phone Left Behind reminder^,

4G LTE option

4G LTE option

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LTE calls

LTE calls

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Bluetooth® 6.0

Bluetooth® 6.0

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Call, text and app notifications

Call, text and app notifications

Call, text, and app notifications

Ultra-Wideband

Ultra-Wideband

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Satellite SOS communications

Satellite SOS communications

Multi-path optical heart rate sensor

Multi-path optical heart rate sensor

Optical heart rate monitor

Electrical sensors compatible with ECG app

Electrical sensors compatible with ECG app

Electrical sensors compatible with ECG app

Electrical sensor to measure skin conductance (cEDA) for body response tracking

Electrical sensor to measure skin conductance (cEDA) for body response tracking

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Far field skin temperature sensor

Far field skin temperature sensor

Device temperature sensor

Red and infrared sensors for SpO2 monitoring

Red and infrared sensors for SpO2 monitoring

Red and infrared sensors for SpO2 monitoring

Gyroscope

Gyroscope

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Altimeter

Altimeter

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3-axis accelerometer

3-axis accelerometer

Accelerometer

Ambient light sensor

Ambient light sensor

Ambient light sensor

NFC

NFC

NFC

Compass

Compass

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Barometer

Barometer

Magnetometer

Magnetometer