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Samsung Galaxy Watch4

Samsung Galaxy Watch4
MORE PICTURES
  • Released 2021, August 27
    30.3g (44mm), 25.9g (40mm), 9.8mm thickness
    Android Wear OS 4, One UI Watch 5
    16GB storage, no card slot
  • 0.8% 1,655,725 hits
  • 191 Become a fan
  • 1.4"
    450x450 pixels
  • NO
  • 1.5GB RAM
    Exynos W920
  • 361mAh
    5W
  • Review
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  • Opinions

ALL VERSIONS

44MM

40MM

Versions: Bluetooth; Bluetooth/LTE

Network Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 7, 8, 20
Speed HSPA, LTE
Launch Announced 2021, August 11
Status Available. Released 2021, August 27
Body Dimensions 44.4 x 43.3 x 9.8 mm (1.75 x 1.70 x 0.39 in)
Weight 30.3 g (44mm), 25.9 g (40mm) (1.06 oz)
Build Glass front (Gorilla Glass DX+), aluminum frame
SIM eSIM
 MIL-STD-810G compliant*
IP68 dust tight and water resistant (immersible up to 50m)
Compatible with standard 20mm straps
ECG certified
Blood pressure monitor
*does not guarantee ruggedness or use in extreme conditions
Display Type Super AMOLED
Size 1.4 inches
Resolution 450 x 450 pixels (~321 ppi density)
Protection Corning Gorilla Glass DX+
Platform OS Android Wear OS 4, One UI Watch 5
Chipset Exynos W920 (5 nm)
CPU Dual-core 1.18 GHz Cortex-A55
GPU Mali-G68
Memory Card slot No
Internal 16GB 1.5GB RAM
Camera   No
Sound Loudspeaker Yes
3.5mm jack No
Comms WLAN Wi-Fi 802.11 a/b/g/n, dual-band
Bluetooth 5.0, A2DP, LE
Positioning GPS, GLONASS, GALILEO, BDS
NFC Yes
Radio No
USB No
Features Sensors Accelerometer, gyro, compass, barometer, heart rate, SpO2
Battery Type Li-Ion 361 mAh
Charging Wireless
Misc Colors Black, Pink Gold, Silver, Green, Thom Browne Edition, Bespoke Edition, PXG Golf Edition
Models SM-R860, SM-R870
Price About 110 EUR

Disclaimer. We can not guarantee that the information on this page is 100% correct. Read more

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Samsung Galaxy Watch4 review

Samsung Galaxy Watch4 review

Samsung made a huge shift in its wearable direction with the Galaxy Watch4 and Watch4 Classic this year. Already one of the biggest rivals to Apple's dominating Watch series, Samsung's Tizen...

Read

Samsung Galaxy Watch4 - user opinions and reviews

S
  • Someone
  • q9j
  • 08 Sep 2025

Fair enough. I have the 44mm because it had a larger battery, but it only lasts about a day and a half at best (no AOD, wifi is off, location only on during workouts) if I wear it all the time. The only upside is that it shows notifications and I can...

  • Reply
  • Nickson.
  • KZK
  • 05 Sep 2025

Well the thing is I also want a watch that can detect my heartbeat, health thing, sleep score and more.

  • Reply
S
  • Someone
  • q9j
  • 03 Sep 2025

If you just want to use the watch to tell time, why not just get an actual watch? It you want an analog watch, check out Seiko, Casio, Tissot, or Citizen. If you want digital, get a G-Shock

  • Reply
  • Read all opinions
  • Post your opinion
Total user opinions: 213

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Galaxy Watch4 in the news

  • Black Friday smartwatches and fitness trackers deals 25 Nov 2022
  • Study determines the accuracy of the Galaxy Watch4 body composition measurements 15 Nov 2022
  • Weekly deals: the best smartphone deals from Amazon in Canada, Germany and the UKĀ  13 Nov 2022
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