AI comparison report
Samsung Galaxy Watch Ultra2 vs Apple Watch Series 9
The Samsung Galaxy Watch Ultra2 wins on battery life and outdoor durability with a 60-hour battery and 5,000-nit display, while the Apple Watch Series 9 offers…
Who wins: Samsung Galaxy Watch Ultra2 or Apple Watch Series 9?
If you are an iPhone user, choose the Apple Watch Series 9 first; if you are an Android user, choose the Samsung Galaxy Watch Ultra2 first.
Based on our analysis across 6 dimensions with 20 sources, Samsung Galaxy Watch Ultra2 scores 8.5/10 overall while Apple Watch Series 9 scores 7.5/10 overall.
| Dimension | Samsung Galaxy Watch Ultra2 | Apple Watch Series 9 |
|---|---|---|
| Design & Build Quality | 9/10 | 7/10 |
| Display Quality & Brightness | 10/10 | 7/10 |
| Battery Life & Charging | 9/10 | 6/10 |
| Health & Fitness Tracking | 9/10 | 8/10 |
| Ecosystem & Smart Features | 8/10 | 9/10 |
| Price & Value Proposition | 6/10 | 8/10 |
| Overall | 8.5/10 | 7.5/10 |
Should I choose Samsung Galaxy Watch Ultra2 or Apple Watch Series 9?
Verdict: If you are an iPhone user, choose the Apple Watch Series 9 first; if you are an Android user, choose the Samsung Galaxy Watch Ultra2 first.
The Samsung Galaxy Watch Ultra2 wins on battery life and outdoor durability with a 60-hour battery and 5,000-nit display, while the Apple Watch Series 9 offers a lighter, more integrated Apple ecosystem experience at a lower starting price.
The Samsung Galaxy Watch Ultra2 outlasts the Apple Watch Series 9 by 60 hours versus 18 hours on a single charge, has a 5,000-nit display compared to 2,000 nits, and offers 10ATM water resistance versus 5ATM. However, the Apple Watch Series 9 is lighter (51.5g vs 60.5g), starts at $399 vs ~$730 for the Ultra2, and provides seamless integration for iPhone users with exclusive Double Tap and the App Store. Choose based on your smartphone ecosystem and primary use case.
Best for Samsung Galaxy Watch Ultra2
- Outdoor adventures and extreme sports due to 10ATM water resistance and rugged titanium build
- Direct sunlight visibility with a 5,000-nit display
- Multi-day trips without charging thanks to 60-hour battery life
- Heavy fitness tracking for workouts and long-distance activities
- Android users, especially those with Samsung Galaxy phones
Best for Apple Watch Series 9
- iPhone users who want seamless ecosystem integration
- Everyday wear with a lighter and more compact design (51.5g)
- Budget-conscious buyers, starting at $399
- Access to the large App Store and exclusive features like Double Tap
- Those who prefer a more refined urban aesthetic
When not to compare directly
When you are already invested in either the iOS or Android ecosystem, the decision should be based on phone compatibility rather than independent watch features.
What are the key differences between Samsung Galaxy Watch Ultra2 and Apple Watch Series 9?
-
Design & Build Quality
Samsung Galaxy Watch Ultra2 is more rugged with a 47mm titanium case and 10ATM water resistance, while Apple Watch Series 9 is lighter (51.5g vs 60.5g) and more compact (45mm) but less durable (5ATM), making the Ultra2 better for extreme conditions and the Series 9 for everyday elegance.
Samsung Galaxy Watch Ultra2: Samsung Galaxy Watch Ultra2 features a 47mm titanium case, 5,000-nit OLED display, and 800mAh battery, with a rugged design aimed at outdoor enthusiasts. It weighs approximately 60.5g without the band and offers 10ATM water resistance, suitable for swimming and water sports. The titanium build provides durability while keeping weight relatively low for its size.
Apple Watch Series 9: Apple Watch Series 9 has a 45mm aluminum or stainless steel case, with a 2,000-nit OLED display. It weighs around 51.5g for the aluminum 45mm version, and offers 50m water resistance (5ATM), suitable for shallow water activities. The design is more refined and urban-focused, with a square-ish shape and rounded corners, prioritizing aesthetics and everyday wear.
Scores — Samsung Galaxy Watch Ultra2: 9/10, Apple Watch Series 9: 7/10
Both are premium watches but target different aesthetics and durability levels.
Sources: All Wearables Shop Smartwatches & Accessories Samsung USA, Apple Watch Series 9 - Technical Specifications - Apple (IE)
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Display Quality & Brightness
The Samsung Galaxy Watch Ultra2's 5,000-nit display is more than double the 2,000-nit peak brightness of the Apple Watch Series 9, making it significantly more visible in direct sunlight.
Samsung Galaxy Watch Ultra2: Samsung Galaxy Watch Ultra2 features a 5,000-nit OLED display, which is exceptionally bright for outdoor visibility, and includes Always-On functionality. The high brightness ensures clear readability even in direct sunlight, making it ideal for workouts and daily wear.
Apple Watch Series 9: Apple Watch Series 9 has a peak brightness of 2,000 nits, which is a significant improvement over previous models, and also supports Always-On display. While it is bright, it is less than half the brightness of the Galaxy Watch Ultra2, which may affect outdoor visibility in very sunny conditions.
Scores — Samsung Galaxy Watch Ultra2: 10/10, Apple Watch Series 9: 7/10
Outdoor visibility impacts usability during workouts and daily wear.
Sources: All Wearables Shop Smartwatches & Accessories Samsung USA, Apple Watch Series 9 - Technical Specifications - Apple (IE)
-
Battery Life & Charging
Samsung Galaxy Watch Ultra2 lasts up to 60 hours on a single charge, while Apple Watch Series 9 lasts only 18 hours, making the Ultra2 more than three times longer in battery endurance.
Samsung Galaxy Watch Ultra2: Samsung Galaxy Watch Ultra2 features an 800mAh battery with up to 60 hours of typical usage, and supports fast charging via WPC-based wireless charging, reaching 45% in 30 minutes.
Apple Watch Series 9: Apple Watch Series 9 offers up to 18 hours of battery life (36 hours in Low Power Mode) and charges to 80% in about 45 minutes using the fast charging cable.
Scores — Samsung Galaxy Watch Ultra2: 9/10, Apple Watch Series 9: 6/10
Battery longevity determines how often you need to charge and whether you can track sleep over multiple days.
Sources: 三星Galaxy Watch Ultra2发布:钛金属机身60小时长续航 5299元, Apple Watch Series 9 - Technical Specifications - Apple (IE)
-
Health & Fitness Tracking
While both offer ECG and SpO2, the Samsung Galaxy Watch Ultra2 excels in outdoor workouts with a 5,000-nit display and 60-hour battery life, whereas the Apple Watch Series 9 provides a more integrated health ecosystem with a 2,000-nit display and 18-hour battery.
Samsung Galaxy Watch Ultra2: Samsung Galaxy Watch Ultra2 offers a comprehensive health suite including ECG, SpO2, body composition, and advanced sleep tracking, with a claimed 60-hour battery life (source [9]). It supports over 100 workout modes, dual-band GPS, and a 5,000-nit display for outdoor visibility (source [5]).
Apple Watch Series 9: Apple Watch Series 9 features ECG, blood oxygen monitoring, and cycle tracking, with a 2x brighter display (up to 2,000 nits) and S9 chip for on-device Siri (source [2]). It includes dual-band GPS and a wide range of workout metrics, but battery life is rated at 18 hours (source [14]).
Scores — Samsung Galaxy Watch Ultra2: 9/10, Apple Watch Series 9: 8/10
Both offer advanced sensors, but features like ECG, SpO2, and GPS accuracy vary.
Sources: 三星Galaxy Watch Ultra2发布:钛金属机身60小时长续航 5299元, Apple Watch Series 9 review: The best for most people TechRadar
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Ecosystem & Smart Features
Samsung Galaxy Watch Ultra2 leverages Galaxy AI and Wear OS for Android-centric integration, while Apple Watch Series 9's watchOS 10 and S9 chip enable seamless iPhone connectivity and exclusive Double Tap, with the Apple Watch supporting over 1 million apps on the App Store.
Samsung Galaxy Watch Ultra2: Samsung Galaxy Watch Ultra2 runs on Wear OS with Samsung's One UI Watch, offering deep integration with Android phones, especially Samsung Galaxy devices. It features Galaxy AI for enhanced insights and a 5,000-nit display. The watch supports LTE, Wi-Fi, and Bluetooth, and has a 60-hour battery life in power-saving mode. It is priced at 5299 yuan in China.
Apple Watch Series 9: Apple Watch Series 9 runs on watchOS 10, tightly integrated with iOS, offering seamless notifications, calls, and Handoff. It features the S9 chip with a 30% faster GPU and a 2x brighter display (up to 2000 nits). It includes Double Tap gesture control and Siri on-device processing. The watch starts at $399 in the US.
Scores — Samsung Galaxy Watch Ultra2: 8/10, Apple Watch Series 9: 9/10
Your smartphone ecosystem heavily influences how well the watch integrates with notifications, calls, and other devices.
Sources: Apple Watch Series 9 review: The best for most people TechRadar, 三星Galaxy Watch Ultra2发布:钛金属机身60小时长续航 5299元
-
Price & Value Proposition
The Samsung Galaxy Watch Ultra2 is priced at 5299 yuan (about $730) while the Apple Watch Series 9 starts at $399, making the Apple Watch significantly more affordable for similar premium features.
Samsung Galaxy Watch Ultra2: Samsung Galaxy Watch Ultra2 is priced at 5299 yuan in China (source [9]) and 749 euros in Europe (source [7]), featuring a 47mm titanium case, 5,000-nit display, 800mAh battery, and 60-hour battery life (source [9]). It offers LTE connectivity and advanced health/outdoor tracking, but no storage options are specified in the sources.
Apple Watch Series 9: Apple Watch Series 9 starts at $399 for the 41mm GPS model (source [2]), with a promotional price of 2599 yuan in China (source [6]). It features the S9 chip, a brighter display, and health monitoring, with storage options of 64GB (source [14]). It offers long-term support with watchOS updates.
Scores — Samsung Galaxy Watch Ultra2: 6/10, Apple Watch Series 9: 8/10
Cost is a key factor; both are premium but may offer different bundles or long-term support.
Sources: 三星Galaxy Watch Ultra2发布:钛金属机身60小时长续航 5299元, Apple Watch Series 9 review: The best for most people TechRadar
What are the pros and cons of Samsung Galaxy Watch Ultra2 vs Apple Watch Series 9?
Samsung Galaxy Watch Ultra2
Strengths
- Samsung Galaxy Watch Ultra2 features a rugged 47mm titanium case, providing durability while keeping weight at approximately 60.5g.
- It offers 10ATM water resistance, making it suitable for swimming and water sports.
- The 5,000-nit OLED display provides exceptional outdoor visibility, even in direct sunlight.
- Battery life lasts up to 60 hours on a single charge, supporting multi-day tracking without frequent recharging.
- Fast charging reaches 45% in just 30 minutes via WPC-based wireless charging.
- It includes a comprehensive health suite with ECG, SpO2, body composition, and advanced sleep tracking.
- Supports over 100 workout modes and dual-band GPS for accurate outdoor activity tracking.
- Deep integration with Android devices, especially Samsung Galaxy phones, through Wear OS and One UI Watch.
- Galaxy AI provides enhanced insights and personalized health recommendations.
Weaknesses
- The larger 47mm case and 60.5g weight make it bulkier and heavier than the Apple Watch Series 9 (51.5g), potentially less comfortable for some users.
- Priced at 5299 yuan (about $730) or 749 euros, it is significantly more expensive than the Apple Watch Series 9.
- No storage options were specified, which may limit offline music and app storage capabilities.
- It is not compatible with iPhone, restricting its use to Android and Samsung ecosystem users.
- The 800mAh battery, while long-lasting, takes longer to fully charge compared to Apple's fast charging, though no specific full-charge time is provided.
Apple Watch Series 9
Strengths
- Apple Watch Series 9 has a lightweight 45mm aluminum case, weighing only 51.5g, making it comfortable for all-day wear.
- Its refined, urban design with rounded corners and premium materials appeals to everyday aesthetics.
- The 2,000-nit OLED display is bright and supports Always-On functionality.
- The S9 chip delivers a 30% faster GPU and enables on-device processing, improving performance and responsiveness.
- Double Tap gesture control offers intuitive, hands-free interaction with the watch.
- Seamless integration with iOS provides notifications, calls, and Handoff across Apple devices.
- Access to over 1 million apps on the App Store offers extensive smartwatch functionality.
- Starting at $399 (or 2599 yuan in China), it offers strong value with 64GB storage for music and apps.
- Health tracking includes ECG, blood oxygen monitoring, cycle tracking, and dual-band GPS for fitness accuracy.
Weaknesses
- Battery life is limited to 18 hours (36 hours in Low Power Mode), requiring daily charging.
- Water resistance is only 5ATM (50m), which is lower than the Galaxy Watch Ultra2's 10ATM, limiting use for deep-water activities.
- The 2,000-nit display is less than half the brightness of the Galaxy Watch Ultra2's 5,000 nits, potentially reducing visibility in very bright sunlight.
- It is only compatible with iPhone, making it unsuitable for Android users.
- The battery life is significantly shorter than the Galaxy Watch Ultra2's 60 hours, which may inconvenience users who need multi-day tracking.
Where does this data come from?
- 三星 Galaxy Watch Ultra2 智能手表示意图曝光:延续方圆形表壳
- Apple Watch Series 9 review: The best for most people TechRadar
- All Wearables Shop Smartwatches & Accessories Samsung USA
- Apple Watch Series 9
- 从越野跑到骑行 三星Galaxy Watch Ultra2新品亮点全面解析
- 【智能穿戴文章评论】【手慢无】苹果Apple Watch Series 9智能手表 GPS款优惠2599元-ZOL中关村在线
- 三星 Galaxy Watch Ultra 2 智能手表宣传物料曝光,749 欧元
- 2024年秋季新品发布:Apple Watch Series 9 - 突破性健康追踪与卓越耐用性_智能_用户_手表
- 三星Galaxy Watch Ultra2发布:钛金属机身60小时长续航 5299元
- Apple Watch Series 9:采用革命性传感技术,提升用户健康监测体验_智能_手表_苹果
- 三星watchultra智能手表(三星Galaxy Watch Ultra)怎么样?体验一周优缺点测评_知乎
- 智能新境界:Apple Watch Series 9,科技与健康的完美融合!_用户_监测_功能
- 三星智能手表-Galaxy Watch Ultra2 / Galaxy Watch Watch9 三星电子 中国
- Apple Watch Series 9 - Technical Specifications - Apple (IE)
- 确保运动的科学性,三星Galaxy Watch Ultra智能手表提供专业助力安卓watchultra骁龙至尊版三星galaxy_网易订阅
- Apple Watch Series 9 - 技术规格 - 官方 Apple 支持 (中国)
- Galaxy Watch Ultra 三星电子 中国
- Apple Watch Series 9:S9芯片引领智能手表领域的巅峰
- 三星 Galaxy Watch Ultra 评测:当你想要一款随时佩戴的手表时_知乎
- Apple Watch Series 9 - 技术规格