Galaxy Watch5 Bluetooth + 4G (40mm)

Galaxy Watch5 Bluetooth + 4G (40mm)

SM-R905FZAAXSA

  • Monitor your health around the clock even at night.¹
  • Achieve all your health and wellness goals by measuring your body composition with the innovative 3-in-1 BioActive Sensor.¹
  • Super-fast charge designed to give you hours of power from just minutes of charge.²

Choose Colour

  • Durability
    Durability
  • Sleep tracking
    Sleep tracking
  • BioActive sensor
    BioActive sensor
  • Battery
    Battery

Galaxy Watch5

Four Galaxy Watch5 devices are stacked on top of each other in four different colours and different interactive interfaces (Graphite showing body composition feature on the watch face, Pink Gold showing time as ’10:08’, Silver showing sleep score and time as ‘8h 30m’, and Sapphire showing time as blue and white gradient ‘5’). Each watch has a different colour watch band, from Composite Gray to Iconic Gold to Lavender to New Blue.

  • Sleep tracking
  • Health and wellness monitoring
  • 13% longer-lasting battery for everyday usage 1
  • The smartwatch for everyday wellness goals

HEALTH MONITORING

Check your health
around the clock

Even at night

On the left is a Sapphire Galaxy Watch5 showing a sleep dashboard indicating the stages of sleep. In the middle is a Silver Galaxy Watch5 showing the sleep time and sleep score. On the right is a Pink Gold Galaxy Watch5 showing the sleep time and calories burned.

SLEEP TRACKING

Learn your sleeping patterns

Know your sleep with our new and improved sleep tracking technology. Plan your bedtime, detect snoring, understand and track your sleep stages (awake, light, deep, REM) via 8 animal sleep symbols representing your sleep type. Better nights lead to better days. 2, 3, 4, 5

BIOACTIVE SENSOR

Watch your
heart

The underneath of a Galaxy Watch5 device.

Samsung BioActive sensor

The powerful 3-in-1 Samsung BioActive sensor controls three health sensors effectively. Bioelectrical Impedance Analysis sensor, Electrical Heart sensor (ECG), and Optical Heart Rate sensor.

Bioelectrical Impedance Analysis Sensor (BIA)

The underneath of a Galaxy Watch5 device is shown. On the right is a frontal view of the Watch5 Device with the BIA user interface reading Skeletal muscle 26.5kg, Body fat 25.2%, and time as 8:30 AM.
Monitor everything from body fat percentage (BIA) to skeletal muscle weight. All the personal feedback you need to track your progress to a healthier you. 6, 7, 8, 9, 10, 11

FITNESS TRACKING

Every step counts

A Silver-bodied Galaxy Watch5 displaying counted steps in big white numbers '3,456 / 6000 steps', and the days of the week with Thursday highlighted.
A Silver-bodied Galaxy Watch5 displaying counted steps in big white numbers '3,457 / 6000 steps', and the days of the week with Thursday highlighted.
A Silver-bodied Galaxy Watch5 displaying counted steps in big white numbers '3,458 / 6000 steps', and the days of the week with Thursday highlighted.
A Silver-bodied Galaxy Watch5 displaying counted steps in big white numbers '3,459 / 6000 steps', and the days of the week with Thursday highlighted.

A Silver-bodied Galaxy Watch5 displaying counted steps in big white numbers '3,456 / 6000 steps', and the days of the week with Thursday highlighted.

Working out? Your watch can count your steps, monitor your calories, and even your routines - supporting over 90 exercises that you can track from your watch. 13

PERFORMANCE

Time to do it all

Two side profiles of Sapphire Galaxy Watch5's are facing each other. The left watch shows a gradient '1' indicating the time. Right watch shows the time as '10:08' with a running man icon and '89' heart rate.
Two side profiles of Sapphire Galaxy Watch5's are facing each other. The left watch shows a gradient '1' indicating the time. Right watch shows the time as '10:08' with a running man icon and '89' heart rate.

BATTERY

Back on your wrist in no time

A Sapphire Galaxy Watch5 on top of a wireless charger in black showing a 45% charge on the face.

Up to 45% charged in 30 min

It takes about 30 minutes to go from 0% up to 45% charge. Yes, you read that right. With fast charging and a bigger battery than its predecessors, you're ready to go in no time. 15, 16

DURABILITY

Meet the Sapphire
crystal display

Introducing our durable Galaxy Watch. Water-resistant 17, with a harder front display made with premium Sapphire Crystal that's 1.6 times stronger against scratches. 18, 19 Tough enough to withstand just about anything your day dishes out.

Water
Protection

WEAR OS

Watch what you can do

Navigate your next adventure with Google Maps, stream YouTube videos, text, get help from Bixby or Google Assistant, and call or browse the web. Those things you do on your phone? You can do them on Galaxy Watch5. Plus, with Smart Switch, keeping data from your previous Galaxy Watch is also a breeze. Did we mention it also tells time? 20, 21, 22, 23, 24, 25

SMART SWITCH

New watch. Same data.

Keep the data from your previous Galaxy Watch4 series. 21, 26

MAKE THE SWITCH

Two Galaxy Watches facing each other. At the top is Silver Galaxy Watch4 with a white band and a gray ‘2’ time display. The bottom Pink Gold Galaxy Watch5 with a pink band and an orange and pink gradient ‘5’ time display. Between the two watches is the Smart Switch logo.

A woman striking a pose outdoors in front of the city skyline wearing a blue outfit and having a Watch5 on her wrist showing the time as '5' in a blue and pink gradient.

DESIGN

Truly timeless

A Sapphire Galaxy Watch5 is displayed with a wide-open band. The watch face shows one of the designs that display the time as ’10:08’. Behind the watch, there is an array of bands from Lavender, Iconic Gold, to Composite Gray.

GO TO GALAXY WATCH5 PRO

WATCH FACES

Face the day
your way

Analog to digital, vintage to modern, select a watch face to help you face the day. Pick from the classic set or from the various watch faces.

Flower garden fall watch face displayed on the Galaxy Watch5.

Flower garden summer watch face displayed on the Galaxy Watch5.

Gradient Font 05 watch face displayed on the Galaxy Watch5.
Gradient Font 01 watch face displayed on the Galaxy Watch5.
Gradient Font 09 edge watch face displayed on the Galaxy Watch5.
Gradient Font 08 edge watch face displayed on the Galaxy Watch5.

Analog to digital, vintage to modern, select a watch face to help you face the day. Pick from the classic set or from the 8 new watch faces or from 10 enhanced watch faces.

BANDS

Band together

Five watch bands are flat and laid out horizontally in various colours from black rugged spors band to navy two-tone sport band to composite gray sport band to sand gray two-tone sport band to brick red two-tone sport band .
Five watch bands are flat and laid out horizontally in various colours from black rugged spors band to navy two-tone sport band to composite gray sport band to sand gray two-tone sport band to brick red two-tone sport band .
Five watch bands are flat and laid out horizontally in various colours from black rugged spors band to navy two-tone sport band to composite gray sport band to sand gray two-tone sport band to brick red two-tone sport band .
Five watch bands are flat and laid out horizontally in various colours from black rugged spors band to navy two-tone sport band to composite gray sport band to sand gray two-tone sport band to brick red two-tone sport band .
Five watch bands are flat and laid out horizontally in various colours from black rugged spors band to navy two-tone sport band to composite gray sport band to sand gray two-tone sport band to brick red two-tone sport band .

Five watch bands are flat and laid out horizontally in various colours from black rugged spors band to navy two-tone sport band to composite gray sport band to sand gray two-tone sport band to brick red two-tone sport band .

Choose a band that fits with all your fits. Or get a bunch to mix and match with whatever outfit you're wearing. 2, 27

COLOURS

Make it your own

Available in breathtaking colours specially designed to complete your look. Choose from Graphite, Sapphire, Silver for Galaxy Watch5 Large — or Graphite, Pink Gold, Silver for Watch5 Small. 27, 28

Graphite Galaxy Watch5 device showing its front watch face that has a number five displayed.
A three-quarter shot of a Graphite Galaxy Watch5 device with a band that’s closed.
Graphite Galaxy Watch5 strap laid flat showing the detail and design of the band.
Silver Galaxy Watch5 device showing its front watch face that has a number five displayed.
A three-quarter shot of a Silver Galaxy Watch5 device with a band that’s closed.
The silver Galaxy Watch5 strap laid flat showing the detail and design of the band.
Pink Gold Galaxy Watch5 device showing its front watch face that has a number five displayed.
A three-quarter shot of a Pink Gold Galaxy Watch5 device with a band that’s closed.
Pink Gold Galaxy Watch5 strap laid flat showing the detail and design of the band.
Sapphire Galaxy Watch5 device showing its front watch face that has a number five displayed.
A three-quarter shot of a Sapphire Galaxy Watch5 device with a band that’s closed.
Sapphire Galaxy Watch5 strap laid flat showing the detail and design of the band.

BESPOKE STUDIO

Design your way

Four Galaxy Watch5 devices are grouped together, with each watch prominently showing different colour of band and watch face styles to tell the time.

Enter the studio and customise from a range of new bands and styles to match your unique look. Mix and match with different combinations only on samsung.com. 28,29

GO TO BESPOKE STUDIO
A Black Titanium Galaxy Watch5 Pro with a Gray D-Buckle Sport Band showing the time on the watch face.
A Gray Titanium Galaxy Watch5 Pro with a Khaki Green Rugged Sport Band showing the time on the watch face.
A Pink Gold Galaxy Watch5 with a New Blue Sport Band showing the time on the watch face.
A Sapphire Galaxy Watch5 with an Iconic Gold Sport Band showing the time on the watch face.

COMPARE

It's time
to find
your watch

  • Galaxy Watch5

    A Graphite Galaxy Watch5 device showing its front watch face that has the time '5:05' displayed.
    A Silver Galaxy Watch5 device showing its front watch face that has the time '5:05' displayed.
    A Pink Gold Galaxy Watch5 device showing its front watch face that has the time '5:05' displayed.
    A Graphite Galaxy Watch5 device showing its front watch face that has the time '10:08' displayed.
    A Silver Galaxy Watch5 device showing its front watch face that has the time '10:08' displayed.
    A Sapphire Galaxy Watch5 device showing its front watch face that has the time '10:08' displayed.
    Size
    44mm | 40mm
    Weight
    33.5g | 28.7g
    Display
    Sapphire crystal
    Material
    Armor Aluminium
    Sleep tracking
    available
    Route workout / Track back
    unavailable

  • Galaxy Watch5 Pro

    A Black Titanium Galaxy Watch5 Pro device showing its front watch face that has the time '10:08' displayed.
    A Gray Titanium Galaxy Watch5 Pro device showing its front watch face that has the time '10:08' displayed.
    Size
    45mm
    Weight
    46.5g
    Display
    Sapphire crystal
    Material
    Titanium
    Sleep tracking
    available
    Route workout / Track back
    available

  • Galaxy Watch4

    A Pink Gold Galaxy Watch4 device showing its front watch face that has the time '8:10' displayed.
    A Black Galaxy Watch4 device showing its front watch face that has the time '8:10' displayed.
    A Silver Galaxy Watch4 device showing its front watch face that has the time '8:10' displayed.
    A Black Galaxy Watch4 device showing its front watch face that has the time '10:08' displayed.
    A Green Galaxy Watch4 device showing its front watch face that has the time '10:08' displayed.
    A Silver Galaxy Watch4 device showing its front watch face that has the time '10:08' displayed.
    Size
    44mm | 40mm
    Weight
    30.3g | 25.9g
    Display
    Corning® Gorilla® Glass with DX+
    Material
    Armor Aluminium
    Sleep tracking
    available
    Route workout / Track back
    unavailable

  • Galaxy Watch4 Classic

    A Black Galaxy Watch4 Classic device showing its front watch face that has the time '10:08' displayed.
    A Silver Galaxy Watch4 Classic device showing its front watch face that has the time '10:08' displayed.
    A Black Galaxy Watch4 Classic device showing its front watch face that has the time '10:08' displayed.
    A Silver Galaxy Watch4 Classic device showing its front watch face that has the time '10:08' displayed.
    Size
    46mm | 42mm
    Weight
    52.0g | 46.5g
    Display
    Corning® Gorilla® Glass with DX+
    Material
    Stainless Steel
    Sleep tracking
    available
    GPS Route / Track back
    unavailable
Galaxy Watch5 Pro
Galaxy Watch5
Galaxy Watch4
Size
44mm | 40mm
Size
45mm
Size
44mm | 40mm
Weight
33.5g | 28.7g
Weight
46.5g
Weight
30.3g | 25.9g
Display
Sapphire crystal
Display
Sapphire crystal
Display
Corning® Gorilla® Glass with DX+
Material
Armor Aluminium
Material
Titanium
Material
Armor Aluminium
Sleep tracking
available
Sleep tracking
available
Sleep tracking
available
Route workout / Track back
unavailable
Route workout / Track back
available
Route workout / Track back
unavailable

ECOSYSTEM

The connected power of Samsung Galaxy

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C C
  1. When compared to Galaxy Watch4 battery capacity. The typical capacity has been tested under third party laboratory conditions. The typical capacity is the estimated average capacity considering the deviation in battery capacity among the battery samples tested under the IEC 61960-3 standard. The rated capacity is 573mAh for Galaxy Watch5 Pro, 398mAh for Galaxy Watch5 Large, and 276mAh for Galaxy Watch5 Small. Actual battery life varies depending on individual use, device settings, mobile coverage, number of times charged, app & feature usage, and many other factors.
  2. Availability may vary by country or region.
  3. Requires Samsung Health app version 6.22.1 or later.
  4. The Galaxy Watch5 must be paired with a Samsung Galaxy phone with Android 8.0 and minimum 1.5GB RAM.
  5. Intended for general wellness and fitness purposes only. Not intended for use in detection, diagnosis, treatment of any medical condition or sleep disorder. The measurements are for your personal reference only. Please consult a medical professional for advice.When compared to Galaxy Watch4.
  6. DO NOT measure your body composition if you have an implanted pacemaker or other implanted medical devices.
  7. DO NOT measure your body composition if you are pregnant.
  8. Measurement results may not be accurate if you are under 20 years old.
  9. All features and UI are subject to change.
  10. Body composition is supported in Samsung Galaxy Watch4 series and later released Galaxy Watch models only.
  11. Galaxy Watch5 is not a medical/therapeutic device and is intended for general wellness and fitness purposes only. Not intended for use in detection, diagnosis, treatment, monitoring or management of any medical condition or disease. Any health-related information accessed through the device and/or application should not be treated as medical advice. Users should seek any medical advice from a physician.
  12. ECG: The ECG feature is intended to create, record, store, transfer, and display a single channel electrocardiogram (ECG), similar to a Lead I ECG for adults 22 years and older. The ECG feature is not intended to replace traditional methods of diagnosis or treatment. The ECG feature is not intended for users with other known arrhythmias. If an irregular heartbeat or atrial fibrillation is detected, consult a doctor. If you experience symptoms of a heart attack, stroke, or other cardiovascular conditions, do not rely on the notification of the device and consult a doctor. Requires a Galaxy smartphone running Android 7.0 or above. FOLLOW THE INSTRUCTIONS FOR USE. IF SYMPTOMS PERSIST, WORSEN OR CHANGE UNEXPECTEDLY, TALK TO YOUR HEALTH PROFESSIONAL.
  13. BLOOD PRESSURE: Blood pressure feature only to be used by adults 22 years+. Intended for general wellness and fitness purposes only. Not intended for use in detection, monitoring, diagnosis, treatment of any medical condition or disease. The measurements are for your personal reference only. Please consult a medical professional for advice. For accurate BP readings, a calibration is required every 4 weeks by BP monitor & arm cuff. Users should measure their blood pressure when at rest, as they would do with a traditional cuff, and refrain from measuring when they are working out, smoking, or drinking. Requires a Galaxy smartphone running Android 7.0 or above.
  14. ECG and blood pressure feature may vary by country or region. Due to country restrictions in obtaining approval/registration as a medical device, ECG and blood pressure only works on watches and smartphones purchased in the countries where service is currently available (however, service may be restricted when users travel to non-service countries). Check out https://www.samsung.com/apps/samsung-health-monitor for more information and latest update on service countries.
  15. Testing conducted by Samsung in June 2022 using pre-released version of Galaxy Watch 5 (BT & LTE), each paired to a Samsung phone; all devices tested with pre-release software, Galaxy Watch Magnetic Fast Charging USB C Cable (EP-OR900), and Samsung 25W USB C Power Adapter (EP-TA800). Charge time varies with region, settings, usage pattern and environmental factors; actual results may vary.
  16. Samsung 25W USB C Power Adapter (EP-TA800) is sold separately.
  17. Galaxy Watch5 has a water resistance rating of 50 meters under the ISO standard 22810:2010. It is not suitable for diving or high-pressure water activities. If the device or your hands are wet, they must be dried thoroughly prior to handling. The Galaxy Watch5 provides ingress protection (IP68) against dust and fresh water to a maximum of 1.5 metres for up to 30 minutes. Refer to user manual for further information, including care/use instructions.
  18. When compared to Galaxy Watch4.
  19. Based on Vickers hardness measured with constant load of 200gf.
  20. Google Assistant for watch is a downloadable app. Default voice assistant is Bixby.
  21. Available applications may vary by country or region.
  22. Supported features may vary between platforms and countries with compatibility subject to change.
  23. Requires an internet connection. Mobile fees may apply.
  24. Check out www.samsung.com/au/apps/bixby for the latest update on Bixby service countries.
  25. Check out www.samsung.com/au/smartthings for the latest update on Smart Switch service countries.
  26. Compatible with Galaxy Watch in Wear OS powered by Samsung.
  27. Bands are sold separately.
  28. Availability of colours, sizes, models, and bands may vary by country or region.
  29. Available on samsung.com in select countries. The number of combinations available may vary depending on the country or region in which the Galaxy Watch Design Studio is available.

Specifications

Download
  • NFC NFC
  • Bluetooth Version Bluetooth v5.2
  • Size (Main Display) 1.2" (30.4mm)
  • Processor 1.18GHz
  • Storage (GB) 16
  • Sensors Accelerometer,Barometer,Bioelectrical Impedance Analysis Sensor,Electrical Heart Sensor,Gyro Sensor,Geomagnetic Sensor,Light Sensor,Optical Heart Rate Sensor,Infrared Temperature Sensor
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Support

Find answers to your questions about the product

Product Support See More Content
User manual & Downloads
  • User Manual (OS 5.0)
    SIMPLIFIED CHINESE(S.E Asia)
    Download
  • User Manual (OS 5.0)
    ENGLISH
    Download
  • User Manual (OS 4.0)
    SIMPLIFIED CHINESE(S.E Asia)
    Download
  • User Manual (OS 4.0)
    ENGLISH
    Download
See More Content

FAQ

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  • SM-R905FZAAXSA
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