Product Description

The Samsung Galaxy Watch4 – SM-R860NZSAXAA is a stylish and fitness-focused smartwatch featuring a slim, lightweight aluminum body and a 40mm circular design. Powered by Wear OS Powered by Samsung, this watch combines Samsung's sleek design and performance with Google's app ecosystem. With built-in body composition analysis, advanced sleep tracking, heart rate and ECG monitoring, it supports your overall wellness goals. Bluetooth connectivity keeps you synced with calls, texts, and notifications from your Android smartphone, while customizable watch faces and bands allow you to match your style.

Key Features

• 40mm circular Super AMOLED display with full-color Always-On mode

• Lightweight silver aluminum case with customizable bands

• Wear OS Powered by Samsung for seamless app access and services

• Advanced BioActive Sensor: body composition, heart rate, ECG, and BIA

• Sleep tracking with SpO2 monitoring and snore detection

• Real-time workout tracking and fitness coaching

• Bluetooth connectivity with Android smartphones

• Google Assistant and Samsung Pay support

• 5 ATM water resistance + MIL-STD-810G durability rating

• Up to 40 hours of battery life

Product Specifications

Display:

• Size: 1.2 inches (40mm case)

• Resolution: 396 × 396 pixels

• Type: Super AMOLED with Always-On Display

• Protection: Corning Gorilla Glass DX+

Case & Band:

• Case Size: 40 mm

• Case Material: Aluminum (Silver)

• Band: Silicone (20mm standard, interchangeable)

Processor:

• Chipset: Samsung Exynos W920 (5nm)

• CPU: Dual-core 1.18GHz

Operating System:

• Wear OS Powered by Samsung

Memory & Storage:

• RAM: 1.5GB

• Internal Storage: 16GB

Sensors:

• BioActive Sensor (Optical heart rate + Electrical heart + Bioelectrical impedance analysis)

• Accelerometer

• Barometer

• Gyroscope

• Geomagnetic sensor

• Ambient light sensor

Connectivity:

• Bluetooth: 5.0

• Wi-Fi: 802.11 a/b/g/n

• GPS: GLONASS, Beidou, Galileo

• NFC: Samsung Pay compatible

Battery:

• Capacity: 247 mAh

• Battery Life: Up to 40 hours

• Charging: Wireless (WPC-based)

Durability:

• Water Resistance: 5 ATM

• Military Grade: MIL-STD-810G

• Dust Resistance: IP68

Compatibility:

• Android 6.0 or higher (excluding Go edition) with at least 1.5GB RAM

• Not compatible with iOS

Model Number:

• SM-R860NZSAXAA

What’s in the Box

• Samsung Galaxy Watch4 40mm – Silver

• Silicone Band

• Wireless charging dock

Product Condition

This item has been fully tested and is fully functional. The device has been professionally refurbished to Good condition with moderate signs of wear from normal use including scratches, scuffs and blemishes. Any blemishes are simply cosmetic and do not affect the functionality of the device Please see description for a list of items and accessories that are included.