SPECIFICATIONS

The Marsyu ECG + PPG Health Diagnosis Smartwatch is marketed as a health-focused smartwatch with ECG, PPG, blood-pressure, heart-rate, uric-acid, and lipid-related measurements, along with sports tracking. Its strongest appeal is the unusually broad list of health features for a relatively small wearable.

Key Features

• ECG monitoring: Designed to record an electrocardiogram from the wrist.
• PPG sensor: Uses optical sensing for heart-rate and related measurements.
• Heart-rate monitoring: Intended for continuous or on-demand tracking.
• Blood-pressure monitoring: Advertised as a smartwatch measurement.
• Uric-acid measurement: One of the more unusual claims on this type of watch.
• Blood-lipid measurement: Advertised for cholesterol/lipid-related monitoring.
• Sports tracking: Includes multiple workout/activity modes.
• Sapphire glass: The listing highlights a sapphire watch crystal, potentially providing excellent scratch resistance.
• Men's and women's design: Suitable for general everyday wear.

❤️ ECG + PPG: The Main Selling Point

The combination of ECG and PPG is much more interesting than a typical inexpensive fitness watch.

ECG measures electrical activity associated with the heart, while PPG uses optical sensors to estimate things such as heart rate.

However, there's an important distinction:

An ECG smartwatch should not automatically be considered a medical diagnostic device.

The quality and clinical usefulness of an ECG depend on the hardware, electrodes, software, calibration, and regulatory status of the particular model.

⚠️ Be Very Cautious With the "Health Diagnosis" Claims

The biggest concern with this product is the listing's claims about blood pressure, uric acid, and blood lipids.

A smartwatch can provide estimates or wellness readings, but that is very different from laboratory testing or a clinically validated medical device.

I would not use this watch to diagnose hypertension, high cholesterol, high uric acid, or another medical condition, nor should medication decisions be based on its readings.

For those measurements, conventional validated equipment or laboratory testing is substantially more appropriate.

🩺 Health Features

Feature	Assessment
ECG	⭐⭐⭐⭐*
PPG/heart rate	⭐⭐⭐⭐
Blood pressure	⭐⭐⭐*
Uric acid	⭐⭐*
Blood lipids	⭐⭐*
Sleep/fitness	⭐⭐⭐⭐
Sports tracking	⭐⭐⭐⭐
Sapphire crystal	⭐⭐⭐⭐⭐

* These ratings reflect usefulness as a consumer feature, not medical accuracy. The advertised diagnostic measurements should be independently validated before being relied upon.

💎 Sapphire Glass Is a Nice Advantage

The sapphire crystal is one of the more credible premium features in the listing.

Sapphire is substantially more scratch-resistant than ordinary watch glass or basic mineral glass, making it attractive for a watch intended to be worn continuously.

That doesn't mean it's impossible to damage—sapphire can still chip or crack from sufficiently hard impacts—but for everyday scratching, it's a major advantage.

🏃 Sports & Everyday Use

Beyond health monitoring, the Marsyu is intended to function as a conventional fitness smartwatch.

It's potentially useful for:

• Walking
• Running
• Cycling
• Gym workouts
• General activity tracking
• Heart-rate monitoring
• Sleep tracking
• Daily step counting

If you're primarily looking for fitness tracking rather than medical measurements, I'd be more comfortable recommending it.

Activity Tracked: Other,Steps Tracker,Distance Tracker,Calorie Tracker,Activity Tracker

Application Age Group: Adult

Band Detachable: Yes

Band Material: Stainless Steel

Band length[mm]: 250

Band width[mm]: 11

Battery Capacity(mAh): 300-450mah

Battery Detachable: No

Battery Life: 20 day

Bluetooth-compatible Version: 5.2

Brand Name: Marsyu

Category: Smart Watches

Clasp Type: Pin Buckle

Compatibility: All Compatible

Department: Unisex-adult

Dial Window Material Type: Glass

Display Size: 1.43 inch

Function: Shock Resistant,Passometer,fitness tracker,sleep tracker,Mood Tracker,Message Reminder,Call Reminder,Answer Call,Dial Call,Remote control,Push Message,Chronograph,Alarm Clock,World Time,Calorie Counter,DIVER,Permanent Calendar,Multiple Time Zone,Power Reserve,Phase of the Moon,Speed Measurement,Month,Moisture Measurement,Heart Rate Tracker,Interactive Music,Noctilucent,Calendar,Compass,Lighting,Countdown,Calculators,Oxymeter,AI,GPS,NFC,SOS Alert,Fall Detection,Training Plans

GPS: Yes

High-concerned chemical: None

Language: English,Russian,Spanish,Polish,Portuguese,Turkish,Italian,French,German,Norwegian,Korean,Japanese,Ukrainian,Hebrew,Dutch,Arabic,Indonesian,Greek

Launch Date: 2026

Mechanism: Yes

Metrics measured: Heart Rate Monitor,Women's Health Monitoring,Other,Blood Oxygen Monitor,Sleep Monitor,Blood Pressure Monitor,Body Temperature Monitor,Stress Monitor

Multiple Dials: Yes

Network Mode: None

RAM: 128 MB

ROM: 128 MB

Rear Camera: None

Resolution: 466*466

SIM Card Available: No

Screen Material: Amoled

Screen Shape: Round

Style: fashion

System: Android OS,iOS

Touch Screen: Yes

Type: On Wrist

Voice assistant built-in: Yes

Waterproof Grade: Professional Waterproof

Wearable computer type: Smart watch

Weight[g]: 250