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SamsungSmartwatches

Samsung Galaxy Watch8 LTE 40mm Silver Smartwatch with White Sport Band

4G LTEMPN SM-L325UZSAXAA
  • 40 mm
$340.63

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Overview

The Samsung Galaxy Watch8 LTE 40mm in Silver is a 4G LTE smartwatch with an embedded SIM, letting you call, message, stream music and get notifications without your phone nearby. Its 8.6 mm cushion-design Armor Aluminum case houses a 3 nm processor, a 3000-nit Super AMOLED display and dual-band L1/L5 GPS, with Google Gemini built in. A White Sport Band in Small/Medium fits the 40mm case.

  • 4G LTE with embedded SIM plus 3G WCDMA support
  • 3000-nit Super AMOLED display, 438 x 438 resolution
  • 3 nm processor with One UI 8 Watch and Google Gemini built in
  • Dual-band L1/L5 GPS with Glonass, Beidou and Galileo
  • FDA-authorized sleep apnea risk detection and Bedtime Guidance
  • 8.6 mm Armor Aluminum case, 30.0 g, 5 ATM
  • 325 mAh battery, up to 40 hours with AOD off
  • Leave the phone behind and still take calls, send messages and stream music over LTE

Galaxy Watch8 LTE (model code SM-L325UZSAXAA, US XAA variant) is the smaller of Samsung's two Galaxy Watch8 sizes. The case measures 42.7 x 40.4 x 8.6 mm and weighs 30.0 g, and the new Dynamic Lug System bands keep sensors close to the skin for more consistent readings. An embedded SIM supports 3G WCDMA and a wide range of LTE FDD and TDD bands, including B2, B4, B5, B12, B13, B14, B41, B66 and B71, making it a practical choice for people who need to stay reachable away from their phone.

A 3 nm processor runs Wear OS Powered by Samsung with One UI 8 Watch, and the Super AMOLED display (438 x 438) reaches 3000 nits for readability in direct sunlight. Memory is 2 GB with 32 GB of storage (20.1 GB available). Wi-Fi 802.11a/b/g/n on 2.4 GHz and 5 GHz, Bluetooth 5.3, NFC and dual-band GPS with Glonass, Beidou and Galileo complete connectivity. Lift your wrist to ask Google Gemini for answers or to complete tasks across apps.

On the health side, Bedtime Guidance uses three days of sleep data to recommend a bedtime, and FDA-authorized sleep apnea risk detection looks for overnight oxygen saturation dips. Personalized Heart Rate Zones, stress tracking with guided breathing, cycle tracking via skin temperature and advanced metrics such as cycling FTP and swimming SWOLF are included.

The 325 mAh Li-ion battery delivers up to 40 hours with Always On Display off and up to 30 hours with it on. The watch is 5 ATM rated, charges on the included wireless charger and works with Samsung Galaxy phones running Android 12 or higher.

Ideal for

  • Phone-free workouts, runs and rides with LTE calls and music streaming
  • Outdoor and field work where a sunlight-readable display and dual-band GPS matter
  • Sleep and stress monitoring with Bedtime Guidance and sleep apnea risk detection
  • Hands-free assistance with Gemini while on the move

Specifications

OS

OS
Wear OS Powered by Samsung

Battery

Capacity
325 mAh (typical)
Chemistry
Lithium-ion (Li-ion)
Removable
No
Usage Time Aod ON
Up to 30 hours
Usage Time Aod Off
Up to 40 hours

Display

Resolution
438 x 438
Technology
Display: Super AMOLED
Color Depth
16M

General

MPN
Model Code: SM-L325UZSAXAA
UPC
198957106873
Size
40mm
Brand
Samsung
Color
Silver
Model
Galaxy Watch8
Band Size
Small/Medium
Band Type
Sport
Band Color
White
Market Variant
US (XAA)
Watch Connectivity
LTE

Network

Infra
3G WCDMA, 4G LTE FDD, 4G LTE TDD
LTE Fdd
4G FDD LTE: B1, B2, B3, B4, B5, B7, B8, B12, B13, B14, B18, B19, B20, B25, B26, B28, B66, B71
LTE Tdd
4G TDD LTE: B34(2010), B38(2600), B39(1900), B40(2300), B41(2500)
Umts 3g
3G UMTS: B1(2100), B2(1900), B4(AWS), B5(850), B8(900)
SIM Size
Embedded-SIM

Package

Contents
In the Box: Galaxy Watch8, Wireless Charger

Sensors

Sensors
Accelerometer, Barometer, BIA, Electrical Heart, Gyro, Geomagnetic, Infrared Temperature, Light, Optical Heart Rate

Physical

Durability
5 ATM
Body Weight
30.0 g
Body Dimensions
Dimensions (HxWxD): 42.7 x 40.4 x 8.6 mm
Shipping Weight
0.47 lb

Processor

CPU Type
Penta-Core
CPU Speed
1.6GHz, 1.5GHz

Audio Video

Audio Playing Format
Audio Formats: MP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB

Connectivity

NFC
Yes
Wi-Fi
802.11a/b/g/n 2.4GHz+5GHz
Bluetooth Version
v5.3
Bluetooth Profiles
A2DP, AVRCP, HFP, HSP
Location Technology
GPS, Glonass, Beidou, Galileo

Storage Memory

Memory
2GB
Storage
32GB
Available Storage
20.1GB

Questions buyers ask

Can I make calls without my phone nearby?

Yes. The LTE model uses an embedded SIM to make calls, send messages, stream music and receive notifications without a nearby phone.

Which smartphones are compatible with Galaxy Watch8?

Galaxy Watch8 works with Samsung Galaxy smartphones running Android 12 or higher and also works with other Android phones via the Galaxy Wearable and Samsung Health apps.

Does Galaxy Watch8 have dual-band GPS?

Yes. It uses both L1 and L5 GPS for improved accuracy, alongside Glonass, Beidou and Galileo.

What is the battery life of the 40mm model?

The 325 mAh battery is rated for up to 40 hours with Always On Display off and up to 30 hours with it on.

How do I charge Galaxy Watch8?

Place the watch on the included wireless charger.

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