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ScanWatch 2 vs ScanWatch Light: Comparing Withings health features

Comparing ScanWatch 2 vs ScanWatch Light? While both Withings watches excel in health tracking, they cater to different priorities. Whether you prioritize advanced health features or a stylish daily wearable, Withings offers a compelling choice.

Lifestyle watch or health tracking powerhouse?

Withings ScanWatch 2 offers a premium experience with its sapphire glass and stainless steel case. Furthermore, it elevates health monitoring with advanced features like body temperature trends during your workout and atrial fibrillation detection, making it a leading smart option for serious health and fitness monitoring. Its deeper insights into health metrics—including activity tracking and sleep tracking—are ideal for users who want to follow their health data day and night.

While both models offer women’s health tools such as menstrual cycle tracking, Withings ScanWatch Light is designed with lifestyle in mind. It provides essential features like activity tracking, continuous heart rate monitoring, and sleep tracking, all within a lightweight design featuring durable Gorilla Glass. Available in stylish finishes, including elegant rose gold, it's an ideal choice for users seeking simplicity and design in a top-tier fitness tracker for everyday wear.

In contrast, ScanWatch 2 caters more to data-driven users. It offers advanced health features like body temperature tracking and detailed health metrics, including ECG and SpO2, while still boasting a remarkably long battery life for uninterrupted health tracking.

Compare ScanWatch 2 vs ScanWatch Light

ScanWatch 2 42mm Black
ScanWatch Light 37mm White & Rose Gold
Design
  • Sapphire glass
  • Stainless steel case
  • 38 or 42mm dials
  • 12.89 to 13.39mm case thickness
Activity
  • Step tracking
  • Calorie tracking
  • Automatic activity detection
  • Workout mode
  • Elevation
Heart health
  • High/low heart rate notifications
  • 24/7 heart rate tracking
  • Electrocardiogram
Sleep tracking
  • Sleep tracking
  • Smart wake-up
  • Breathing Quality Index
  • Overnight heart rate variability (HRV)
  • REM sleep
Oximeter
  • Blood oxygen levels
Battery
  • Up to 35 days battery life
  • Fast-charging in 2 hours
Temperature tracking
  • Temperature variation notifications
  • Temperature zones during workouts
  • 24/7 temperature tracking
Cycle tracking
  • Cycle tracking
  • On watch & app log-in symptoms
Settings
  • HealthSense™ Software Gen 4
  • PowerSense™ Gen 3
  • DeepGray OLED display Gen 3—14504 px, 282 PPI, 0.63"
  • PPG Sensor Gen 3
Wristband options
  • 1 wristband included (FKM)
  • Swappable wristbands
  • 18-20mm wristbands
Withings+
  • Cardiologist ECG check-ups
  • Personalized onboarding, trends & insights
Waterproof
  • 5 ATM (50m) water resistant
  • Swimproof
Compatibility and notifications
  • iOS & Android compatible
  • Incoming calls displayed
  • App and message notifications
Design
  • Gorilla glass
  • Stainless steel case
  • 37mm dial
  • 9.85mm case thickness
Activity
  • Step tracking
  • Calorie tracking
  • Automatic activity detection
  • Workout mode
  • Elevation— Not included
Heart health
  • High/low heart rate notifications
  • 24/7 heart rate tracking
  • Electrocardiogram— Not included
Sleep tracking
  • Sleep tracking
  • Smart wake-up
  • Breathing Quality Index
  • Overnight heart rate variability (HRV)
  • REM sleep
Oximeter
  • Blood oxygen levels— Not included
Battery
  • Up to 35 days battery life
  • Fast-charging in 2 hours
Temperature tracking
  • Temperature variation notifications— Not included
  • Temperature zones during workouts— Not included
  • 24/7 temperature tracking— Not included
Cycle tracking
  • Cycle tracking
  • On watch & app log-in symptoms
Settings
  • HealthSense™ Software Gen 4
  • PowerSense™ Gen 3
  • DeepGray OLED display Gen 3—14504 px, 282 PPI, 0.63"
  • PPG Sensor Gen 3— Not included
Wristband options
  • 1 wristband included (FKM)
  • Swappable wristbands
  • 18mm wristbands
Withings+
  • Cardiologist ECG check-ups— Not included
  • Personalized onboarding, trends & insights
Waterproof
  • 5 ATM (50m) water resistant
  • Swimproof
Compatibility and notifications
  • iOS & Android compatible
  • Incoming calls displayed
  • App and message notifications

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FAQ: ScanWatch 2 vs ScanWatch Light – Your questions answered

What are the main differences between ScanWatch 2 vs ScanWatch Light?

ScanWatch 2 has a more premium design with sapphire glass and stainless steel, in addition to sensors for body temperature tracking and atrial fibrillation detection. In contrast, ScanWatch Light, utilizing Gorilla Glass, emphasizes everyday activity tracking, and heart rate monitoring, while also supporting women’s health features like menstrual cycle tracking. Thus, ScanWatch Light serves as more of a lifestyle watch, whereas ScanWatch 2 is more health-focused.

Is the battery life different between the two models?

Both watches offer excellent long battery life (30-day battery life), providing multi-day usage with continuous health tracking and sleep tracking — perfect for wearing day and night.

Do both watches use premium materials?

Yes, but with some differences: ScanWatch 2 features sapphire glass and a stainless steel body for a refined look and feel. ScanWatch Light uses durable Gorilla Glass and a lighter case, designed for everyday comfort and style.

Are they considered the best fitness trackers in 2025?

Definitely. ScanWatch 2 even received the Prix des Lecteurs des Numériques 2025 in France, highlighting it as one of the best fitness trackers for advanced health tracking.