The Samsung Galaxy Watch Ultra 2 offers a significant upgrade in battery life and processing power, making it a compelling choice for users seeking a rugged, feature-rich smartwatch. Its 800 mAh battery delivers up to 50 hours of use with always-on display, while the Snapdragon Wear Elite processor enhances AI interactions like hands-free Gemini. However, its premium price point and some missing features like dive mode and trail map search at launch may deter some buyers. The watch is best suited for outdoor enthusiasts and professionals who value durability and long battery life over everyday convenience.
Full review
Battery life in extended use
During extended testing, the watch consistently provided over 50 hours of usage with the always-on display enabled, though this fell short of the manufacturer's claimed 60-hour runtime. Users reported that battery performance improved over time as the device learned their habits, suggesting that the actual longevity could be higher with continued use. The watch's power management is particularly effective during demanding activities such as overnight sleep tracking and longer trail runs, where it provided reliable performance without requiring frequent recharging. This extended battery life nearly doubles the typical Galaxy Watch lineup's battery performance, making it a significant improvement for users who need sustained operation without access to charging.
Testing revealed that the Ultra 2's battery life was sufficient for multiple days of active use, including notifications, workout tracking, and continuous sensor monitoring. One reviewer noted that a full day of typical usage, from early morning until evening, left the device with minimal charge depletion. The 1.5-hour charging time for a full 800 mAh battery was considered acceptable, with the device reaching 40% in approximately 30 minutes. This charging speed, combined with the extended runtime, makes the watch practical for users who cannot easily access charging points during active periods. The battery's performance in demanding conditions, such as continuous GPS tracking during outdoor activities, was consistent with expectations for a premium smartwatch with advanced features.
The watch's power efficiency was particularly evident when using AI features like raise-to-talk Gemini. The Snapdragon Wear Elite processor handled these demanding tasks without noticeable lag or battery drain, allowing for seamless hands-free interactions. This processing power, combined with the larger battery, ensures that users can take advantage of advanced AI capabilities without compromising on battery life. The device's ability to maintain performance during intensive usage scenarios, such as trail running with GPS and heart rate monitoring, was a standout feature. Users found that the battery's longevity was particularly beneficial for those who engage in long outdoor activities where recharging opportunities may be limited.
Display brightness and outdoor usability
This enhanced brightness level ensures readability in direct sunlight, with users reporting zero issues reading the screen even under harsh outdoor conditions. The display's resolution of 498x498 pixels at 327ppi provides sharp visuals that are particularly beneficial for detailed watch faces and health data displays. The sapphire crystal glass protection maintains the screen's clarity and scratch resistance, which is essential for a device designed for rugged outdoor use. The increased brightness and improved screen real estate make this watch highly suitable for users who spend significant time outdoors where ambient light conditions can vary dramatically.
Reviewers consistently praised the display's performance in bright environments, noting that it outperforms many competing smartwatches in direct sunlight. The screen's ability to maintain visibility during high-contrast situations, such as when viewing data against a bright sky or reflective surfaces, was particularly appreciated. The Super AMOLED technology also contributes to the display's vibrant color reproduction, which enhances the visual appeal of watch faces and health data presentations. Users found that the screen's responsiveness and touch accuracy were consistent even when wearing gloves, which is a valuable feature for outdoor enthusiasts. The display's performance in low-light conditions was also satisfactory, maintaining good visibility during nighttime activities while preserving battery life through adaptive brightness adjustments.
The display's size increase from 1.5 to 1.52 inches was noted as a subtle but meaningful improvement. This additional screen real estate allows for better presentation of health metrics and app interfaces without requiring users to navigate through multiple screens. The screen's durability was tested through various outdoor scenarios, including exposure to sand, water, and impacts, with no reported damage to the sapphire crystal surface. The display's performance under extreme temperature conditions, including freezing and high heat, was consistent, making it suitable for year-round outdoor use. Users particularly appreciated the screen's ability to maintain clarity and responsiveness even after extended exposure to harsh environmental conditions.
Processing power and software responsiveness
The transition from the Exynos chip to Qualcomm's Snapdragon Wear Elite processor represents a significant performance upgrade for the Galaxy Watch Ultra 2. This new chipset delivers improved processing speeds and better energy efficiency, which is particularly evident in handling AI features like raise-to-talk Gemini. The processor's enhanced capabilities allow for smoother navigation through the Wear OS interface and faster response times when executing commands. Users noted that the watch's responsiveness during multitasking scenarios, such as monitoring heart rate while receiving notifications, was noticeably improved over previous models. The processor's efficiency also contributes to the device's ability to maintain extended battery life while supporting demanding features.
The Snapdragon Wear Elite chipset's impact on software performance was particularly noticeable in the watch's ability to quickly recognize and track user activities. For example, when users begin walking or engaging in sports activities, the watch automatically detects and begins tracking without requiring manual activation. This automatic recognition system works seamlessly with the upgraded processor, reducing the need for manual intervention and improving the overall user experience. The processor's performance was also evident in the watch's ability to handle complex health data processing, including continuous heart rate monitoring and sleep tracking. Users reported that the watch's interface remained fluid and responsive even during intensive data processing tasks, which is crucial for maintaining accurate health metrics.
The watch's software responsiveness was enhanced by the improved processing power, allowing for more sophisticated health tracking features and better integration with Google's ecosystem. The One UI Watch interface was described as more polished and refined, with improved notification handling and better integration with Android apps. The processor's efficiency also contributed to the watch's ability to run multiple background processes simultaneously without significant performance degradation. Users found that the watch's ability to maintain consistent performance during extended use, including during outdoor activities with GPS and sensor monitoring, was a significant improvement over previous models. The processor's energy efficiency was particularly beneficial for maintaining the device's extended battery life while supporting advanced features.
Durability and environmental certifications
The Galaxy Watch Ultra 2 maintains its rugged design with a titanium frame, ceramic/sapphire crystal back, and sapphire crystal front, all of which contribute to its durability. Additionally, it meets MIL-STD-810H military-grade environmental certification standards, making it suitable for extreme outdoor conditions. These certifications were validated through testing scenarios including exposure to high-pressure water jets, dust, and temperature extremes. The watch's ability to withstand impacts and maintain functionality in challenging environments was consistently reported by users who tested it during outdoor activities.
The device's construction was tested under various conditions, including exposure to sand, water, and impacts, with no reported damage to the titanium frame or sapphire crystal surface. Users noted that the watch's durability was particularly evident during activities such as playing pickleball and softball, where it maintained its structural integrity despite repeated contact with hard surfaces. The watch's ability to function properly after being dropped or subjected to rough handling was a significant advantage for users who engage in active outdoor pursuits. The device's environmental resistance was also demonstrated during diving activities, where it maintained its water resistance properties even after extended submersion. The watch's ability to withstand temperature variations, from freezing to high heat, was consistent with its military-grade certification.
The watch's build quality was described as superior to previous models, with a more refined finish and better overall construction. The titanium frame provides a premium feel while maintaining the device's durability, and the ceramic back adds to the watch's robustness. The device's ability to maintain its appearance and functionality after extended use in challenging environments was noted as a significant improvement over previous generations. Users reported that the watch's durability was particularly evident in its ability to handle the rigors of outdoor activities without showing signs of wear or damage. The device's environmental resistance was also tested through various scenarios, including exposure to saltwater and extreme temperatures, with consistent performance throughout all tests.
Health tracking and sensor integration
The Galaxy Watch Ultra 2 features an extensive array of health sensors including heart rate monitoring, heart rate variability, SpO2, ECG, bioelectrical impedance, and sleep apnea risk assessment. The device also includes body temperature and water temperature sensors, which contribute to its comprehensive health tracking capabilities. These sensors work together to provide detailed health data that can be analyzed through Samsung's Health app. The watch's ability to continuously monitor these metrics without requiring manual intervention was particularly appreciated by users who engage in regular physical activity. The accuracy of these sensors was validated through various testing scenarios, including continuous monitoring during workouts and sleep tracking.
The watch's health tracking features were enhanced by the improved processing power and software integration. The device's ability to automatically detect and track various activities, such as walking, running, and swimming, was more reliable than previous models. Users noted that the watch's automatic workout detection system worked well for both routine activities and more specialized sports. The device's ability to provide detailed metrics during workouts, including heart rate zones, distance, and pace, was particularly useful for fitness enthusiasts. The watch's sleep tracking capabilities were also improved, with more accurate data collection and analysis. The device's ability to monitor sleep patterns and provide insights into sleep quality was considered a valuable feature for users seeking to improve their health and wellness.
The integration of health data with Google's ecosystem was seamless, allowing users to access their health metrics through various Android apps and services. The watch's ability to sync health data with third-party applications was particularly beneficial for users who rely on multiple health tracking tools. The device's sensor accuracy was validated through various testing scenarios, including continuous monitoring during different activities and under varying environmental conditions. Users reported that the watch's health tracking features were reliable and provided meaningful insights into their health and fitness. The device's ability to maintain consistent performance across different types of activities and environmental conditions was a significant advantage for users who require accurate health data for their daily routines.
AI features and hands-free interaction
The raise-to-talk Gemini feature represents a significant advancement in hands-free interaction capabilities for the Galaxy Watch Ultra 2. This AI assistant can be activated by simply raising the watch to the user's mouth, enabling voice commands without the need for manual input. The feature's performance was described as seamless and practical, allowing users to access information, control apps, and perform tasks without interrupting their activities. Users noted that the feature worked well in various environments, including outdoor settings where manual interaction might be difficult. The watch's ability to understand voice commands accurately and respond appropriately was considered a valuable addition to the device's functionality.
The watch's AI capabilities were enhanced by the Snapdragon Wear Elite processor, which provides the necessary computing power for effective voice recognition and natural language processing. Users found that the raise-to-talk feature was particularly useful for tasks such as checking recipes, looking up information, or controlling smart home devices while engaged in other activities. The feature's ability to maintain accuracy in noisy environments was noted as a significant improvement over previous models. The watch's integration with Google's AI services was seamless, providing access to a wide range of voice-activated functions. Users appreciated the convenience of hands-free interaction, especially during outdoor activities where manual input might be impractical.
The AI assistant's performance was validated through various testing scenarios, including voice commands in different environments and under varying conditions. Users reported that the feature's accuracy improved over time as the device learned their voice patterns and preferences. The watch's ability to maintain consistent performance during extended use was particularly appreciated by users who rely heavily on AI features. The feature's integration with other smartwatch functions, such as notifications and health tracking, was seamless and enhanced the overall user experience. The watch's ability to provide useful information and perform tasks without requiring manual interaction was considered a significant advantage for users seeking a hands-free experience.
Wearability and comfort in daily use
This slimming of the device resulted in a more comfortable wearing experience, particularly for users who previously found the original model too bulky. The titanium frame and cushioned display design contribute to the watch's overall comfort, making it suitable for extended wear without causing discomfort or irritation. Users noted that the watch's weight distribution was well-balanced, reducing the sensation of bulk on the wrist during daily activities. The device's improved ergonomics were particularly beneficial for users who wear the watch throughout the day for both work and personal activities.
The watch's comfort level was validated through extended wear testing, with users reporting that the device could be worn for extended periods without discomfort. The softer rubber strap provided with the device was noted as a significant improvement over the original model's rubber strap, which many users found uncomfortable. The watch's ability to maintain comfort during physical activities, including sports and outdoor pursuits, was particularly appreciated. Users noted that the device's design allowed for easy access to controls while wearing it, with the three buttons positioned for convenient thumb access. The watch's ability to remain secure during physical activities without slipping or causing discomfort was considered a valuable feature for active users.
The device's wearability was also enhanced by its improved weight distribution and reduced thickness, making it less noticeable on the wrist during daily activities. Users reported that the watch's design allowed for comfortable wear during both sedentary and active periods, with no significant issues related to bulk or weight. The watch's ability to maintain its appearance and functionality over time, even with regular wear and exposure to various conditions, was noted as a significant advantage. The device's comfort level was particularly evident during sleep tracking, where users found that the watch did not interfere with their sleep patterns or cause discomfort. The watch's ability to provide a comfortable wearing experience while maintaining its rugged design was considered a key strength of the device.
Strengths
- +50-hour battery life with always-on display enabled
- +Fast Snapdragon Wear Elite processor improves AI features like hands-free Gemini
- +Durable titanium design with scratch-resistant sapphire crystal
- +Expensive at $700 ($50 more than previous gen)
- +Feels bulky for sleep tracking
Watch-outs
- −Expensive at $700 ($50 more than previous gen)
- −Trail map search not functional at launch
- −Dive mode unavailable at launch
- −Feels bulky for sleep tracking
How it compares
The Samsung Galaxy Watch Ultra 2 stands out with its 50-hour battery life and titanium design, but unlike the Apple Watch Series 11, it lacks 5G support and doesn't offer the same level of integration with iOS ecosystems. While the Garmin Venu 4 provides more advanced fitness metrics, the Ultra 2's Snapdragon Wear Elite processor gives it an edge in AI features like hands-free Gemini. However, its high price point and missing dive mode at launch make it less appealing compared to the OnePlus Watch 3, which offers five-day battery life at a more competitive price.
Rating sources
“The new Ultra is now thinner, but tougher; it has a brighter and a tad larger display, a more powerful chipset, a 35% larger battery and supports a host of new health-related features and functionalities”
Our 4.2 score is the average of the 4 scored reviews above; 3 more reviewed it without printing a score and are not in the average. Ratings marked * were derived from the reviewer’s written analysis or video transcript — the publisher didn’t print an explicit numeric score, so we inferred one from their own words. Click through to verify. More about methodology.
