Galaxy Watch 4 vs 6 Classic – Which Should You Buy?

Galaxy Watch 4 & Galaxy Watch 6 classic are two top smartwatches for advanced tracking, durability, and long-lasting performance in extreme environments. The Galaxy Watch 6 Classic is the newer and more advanced model with updated hardware, improved fitness tools, a larger display and a refined design. The Galaxy Watch 4 is more affordable, compact, and still offers solid fitness tracking with essential smart features. This comparison will help you decide which one fits your lifestyle best.

Feature-by-Feature Breakdown

Specs at a Glance

Winner by Category

What They Have in Common

• Rotating Bezel Control: Both the Galaxy Watch 4 and Galaxy Watch 6 Classic feature Samsung’s rotating bezel navigation, allowing users to scroll menus and apps quickly without obstructing the screen.
• Wear OS by Samsung: Each model runs on Samsung’s version of Wear OS, providing access to Google Play apps, smooth performance, and a consistent interface for Android users.
• Advanced Health Tracking: Both watches include heart rate monitoring, ECG, blood oxygen measurement, and body composition analysis, giving users detailed health insights.
• Comprehensive Fitness Features: Each model supports automatic workout detection, GPS tracking, and over 90 exercise modes to help users stay active and measure performance accurately.
• Seamless Smartphone Integration: Both smartwatches pair smoothly with Samsung Galaxy phones and other Android devices, enabling call handling, notifications, and quick replies directly from the wrist.

FAQ (Quick Answers)

Does the Samsung Galaxy Watch 6 Classic have a rotating bezel?
Yes, the Samsung Galaxy Watch 6 Classic includes a physical rotating bezel that helps with easy navigation through apps and menus.

Is the Samsung Galaxy Watch 4 still good in 2025?
Yes, the Galaxy Watch 4 remains a capable smartwatch for basic health tracking, fitness monitoring, and smart features, although it lacks some of the newer enhancements found in recent models.

Which watch has better battery life: Galaxy Watch 6 Classic or Galaxy Watch 4?
The Galaxy Watch 6 Classic has better battery life, lasting up to 40 hours, while the Galaxy Watch 4 typically lasts up to 30 hours under normal use.

Do both watches support ECG and body composition analysis?
Yes, both the Galaxy Watch 6 Classic and Galaxy Watch 4 include ECG and BIA sensors for monitoring heart rhythm and body composition.

Can the Galaxy Watch 4 receive software updates in 2025?
Yes, the Galaxy Watch 4 still receives software updates, but it may not support all features available on newer watches with the latest hardware.

Is the Galaxy Watch 6 Classic larger than the Galaxy Watch 4?
Yes, the Galaxy Watch 6 Classic has a larger 47mm case and a 1.5-inch display, while the Galaxy Watch 4 has a smaller 40mm case and a 1.2-inch screen.

Do either of these watches work with iPhones?
No, both the Galaxy Watch 6 Classic and Galaxy Watch 4 are only compatible with Android smartphones and do not support iOS.

What kind of display brightness does the Galaxy Watch 6 Classic have?
The Galaxy Watch 6 Classic reaches up to 2,000 nits of brightness, which improves visibility outdoors compared to the lower brightness of the Galaxy Watch 4.

Is there a temperature sensor on the Galaxy Watch 4?
No, the Galaxy Watch 4 does not include a temperature sensor. That feature is available on the Galaxy Watch 6 Classic.

Which watch is better for fitness and health tracking?
The Galaxy Watch 6 Classic is better for fitness and health tracking due to its personalized heart rate zones, advanced sleep coaching, and added skin temperature monitoring.