Samsung Galaxy Watch 4 44mm Smartwatch LTE - Health & Fitness

Our review of the Samsung Galaxy Watch4 44mm (renewed) finds it best suited to Android users who want a compact, capable health and fitness watch with cellular convenience. The biggest reason to buy is the advanced health suite on the wrist: body composition analysis, continuous SpO2 and advanced sleep tracking plus ECG and blood pressure monitoring make it a serious wellness tool. As a renewed unit it delivers flagship features in a lighter, thinner package while offering LTE support for untethered use when paired with a carrier.

Key Features

• Super AMOLED display: The 1.4in (34.5mm) 450 x 450 Super AMOLED screen gives clear, bright readouts for workouts and notifications even outdoors.
• Body composition analysis: On-wrist body fat, skeletal muscle, body water and BMI readings let users track meaningful changes without special equipment.
• Comprehensive health sensors: ECG, blood pressure monitoring and SpO2 tracking provide continuous insights into heart and oxygen metrics during sleep and activity.
• Durability and water resistance: Gorilla Glass DX+ front, MIL-STD-810G compliance and 5 ATM / IP68 water resistance protect the watch during workouts and everyday wear.
• Connectivity options: Bluetooth, Wi-Fi and an LTE cellular model let the watch work untethered for calls and data when registered with a carrier.
• Wearable platform: Runs Wear OS with One UI Watch 3 for app compatibility and supports Samsung Pay for contactless payments.

Who It's For

The Galaxy Watch4 44mm is for Android users who want a compact smartwatch that blends fitness tracking with clinical-grade heart tools; athletes and health-focused users will appreciate body composition reports and advanced sleep analysis. People who need untethered connectivity will value the LTE model for calls and messages without a phone nearby.

Those seeking the longest possible battery life or who prioritize a perfectly scratch-free display on a renewed unit may want to consider alternatives, since battery reports and occasional scratches have been mentioned by some customers; iPhone users should also review compatibility limitations before buying.

Pros & Cons

Pros

• Robust health features including ECG, blood pressure tracking and SpO2 monitoring for detailed wellness data.
• Bright, high-resolution Super AMOLED screen that is larger yet lighter and thinner for comfortable all-day wear.
• LTE model option provides standalone cellular connectivity when activated with a carrier.
• Military-grade durability and 5 ATM / IP68 water resistance make it suitable for workouts and daily use.

Cons

• Battery life is mixed in real use; some users report needing daily charging with moderate screen activity.
• As a renewed device, some units may show minor scratches or variability in charging behavior.

Specifications

Display	1.4in (34.5mm) Super AMOLED, 450 x 450
Processor	Dual-Core 1.15GHz
Battery	361mAh
Sensors	ECG, SpO2 (red LEDs/infrared), blood pressure monitor
Durability	Gorilla Glass DX+, MIL-STD-810G, 5 ATM / IP68
Connectivity	Bluetooth, Wi-Fi, GPS, LTE (cellular bands vary by carrier)
Compatibility	Android and iOS devices; carrier registration required for LTE

Our Verdict

The renewed Galaxy Watch4 44mm is a strong value for Android users who prioritize health features and a comfortable, premium-feeling watch. While battery life can vary and renewed units may show minor cosmetic wear, the combination of body composition analysis, ECG and LTE capability makes it a practical, feature-rich choice for fitness-minded buyers who want phone-free connectivity and continuous health monitoring.

Frequently Asked Questions

Does the LTE model work without a phone?
The LTE version can handle calls and data independently once registered with a compatible carrier on your account.

Can it measure blood oxygen during sleep?
Yes, the watch uses red LEDs and infrared sensors to monitor SpO2 continuously, including during sleep tracking.

Is it suitable for swimming?
Yes, it has 5 ATM / IP68 water resistance, so it is rated for swimming and water exposure, but follow carrier and manufacturer guidance for long-term care.