Last Updated & Fact Checked: March 15, 2026
Are you trying to decide between the Asus ZenWatch 2 and the Asus ZenWatch 3 (WI503Q)?
Product Versus will provide you with all the product details so you can quickly compare the facts to find which product is right for you – the Asus ZenWatch 2 or the Asus ZenWatch 3 (WI503Q) – and find out exactly what the differences are.
Both the Asus ZenWatch 2 and the Asus ZenWatch 3 (WI503Q) are quality products, so read on to find out which one is best for your needs!
Asus ZenWatch 2 quick facts
Asus ZenWatch 3 (WI503Q) quick facts
Asus ZenWatch 2 product details
Bestseller No. 1
Fashioneey Charger Compatible for Asus Zenwatch 2, 3.3ft Portable USB Charging Cable Cord Replacement Charging Cradle Station Compatible Asus Zenwatch 2 Smartwatch & WI501Q/ WI502Q
- COMPATINLE:for Asus ZenWatch charger Just Available for 2nd WI501Q /WI502Q Smartwatch and Data Sync is Available.( Not Suitable for Zenwatch 1)
- FAST CHAEGING:for Asus ZenWatch Charging Cable could provide high efficiency and high stability fast charging with PC, laptop, notebook and power bank.
- POWER PROTECTION: This Replacement Charging Cradle Station Compatible for Asus Zenwatch 2 will prevent your smartwatch over charging better.It is a good replacement charger dock for your Asus Zenwatch 2.
- CONVENIENT:"Fashioneey" Replacement charging cable for Asus Zenwatch 2nd WI501Q / WI502Q smart watch,The Portable and light-weight design is convenient for travele and business.Make charging your smart watch become more convenient.
- NOTE!: Do not use this charger with a USB voltage output higher than 1A, as it could damage the device and the charger.
Bestseller No. 2
HQRP USB Charging Cable Compatible with ASUS ZenWatch-2 WI501Q WI502Q Smartwatch ZenWatch2 WI502Q-SL-BD-Q WI501Q-2J-GB2 Smart Watch Charger Cord Wire Clip Dock
- HQRP® Replacement USB Charging Cable;
- Compatible with: ASUS ZenWatch-2 WI501Q WI502Q Smartwatch ZenWatch2 WI502Q-SL-BD-Q WI501Q-2J-GB2 Smart Watch Charger Cord Wire Clip Dock
- Length: 40 inch;
- 200 Days warranty!
Bestseller No. 3
Smart Watch (Answer/Make Call), 1.96" SmartWatches for Men Women with Heart Rate/Activity Tracking, Fitness Tracker Watch with IP68 Waterproof/Pedometer, Smart Watch for Android/iPhone Compatible
- Bluetooth Connectivity for Calls and Messages: Compatible with both iOS and Android devices, this smartwatch connects seamlessly via Bluetooth, allowing you to make and receive calls directly from your wrist. No need to pull out your phone—stay connected and easily manage your calls. You can also view and respond to messages from popular apps like WhatsApp, Facebook, Instagram, and more. To ensure notifications work properly, please connect the watch via the Glory Fit app and grant all required permissions (Bluetooth, notifications, location). Do not pair via phone Bluetooth settings
- 24/7 Health Monitoring & Female Cycle Tracking: This smartwatch provides 24-hour health monitoring, including heart rate, SpO₂, and sleep tracking. It helps you monitor your sleep quality by analyzing your deep sleep, light sleep, and awake times. With female cycle tracking, it also records and predicts your menstrual cycle, offering insights for better health management. Please note that this device is not a medical instrument—health metrics are for general wellness reference only. Additionally, the watch features a power-saving mode, allowing up to 20 days standby time while still receiving important health data and notifications
- 110+ Sports Modes and IP68 Waterproof: The fitness tracker comes with 110+ sports modes such as running, swimming, cycling, hiking, yoga, basketball, and more. Whether you're indoors or outdoors, this smartwatch accurately tracks your steps, distance, calories burned, and more in real-time. With an IP68 waterproof rating, it is ideal for various water activities, including swimming and washing hands, without the worry of water damage. Keep track of your daily fitness goals and get a complete picture of your activity levels throughout the day.
- Long Battery Life and Multiple Useful Functions: Equipped with a 300mAh battery, this smartwatch offers 5 days of normal use on a single charge and up to 15 days in low-power mode. With just 2 hours of charging, you can enjoy extended use without worrying about frequent charging. Battery life may vary depending on usage intensity—heavy usage (e.g., Bluetooth calling, music control) may reduce runtime to 2–3 days. Beyond fitness tracking, this watch comes packed with many other useful tools like music control, weather forecasts, phone locator, sedentary reminders, alarm clock, and stopwatch, all designed to make your life more convenient and efficient.
- 1.96" Curved HD Touchscreen & Customizable Watch Faces: Featuring a 1.96-inch curved HD full-touch color screen, this smartwatch offers a sleek, modern design and exceptional visual quality. The curved display enhances your user experience, providing a wider, more immersive view for apps, messages, and notifications. You can easily adjust the brightness for optimal viewing in any light. Personalize your watch by choosing from over 100+ pre-designed watch faces or upload your own photos for a unique touch. This smartwatch is a perfect gift for both men and women, combining stylish design with a range of practical features, making it ideal for everyday use or special occasions.
Asus ZenWatch 3 (WI503Q) product details
Bestseller No. 1
Durable Watch Battery Compatible for ASUS ZenWatch 3 (WI503Q),Repair kit with Tools 0 Cycle High Capacity 550mAh C11N1609
- 【Compatible Models】 This is an independent lithium polymer battery that is not sold with the product. Battery Model: C11N1609. This Replacement battery Compatible for ASUS ZenWatch 3 (WI503Q). Before purchasing, please ensure that it matches your device model.
- 【High Capacity & Long Standby】 Capacity: 550mAh. More energy storage,Brand New 0 Cycles,longer standby time.
- 【Easy to install】 The size is the same as the original battery,Precisely matched,And most people can easily replace the battery.You can also use it as a backup battery.
- 【Safe and Reliable】 The battery is equipped with an intelligent chip,Which has functions such as short circuit protection,overcharge prevention, overdischarge protection,overheating protection,etc,With high safety performance.
- 【Long service life】 The design can withstand a large number of charge and discharge cycles without significant capacity reduction.It can withstand up to 1500 charging cycles and maintain a high percentage of its original capacity over time.
Bestseller No. 2
550mAh High-Capacity Battery Compatible for ASUS ZenWatch 3 (WI503Q),C11N1609,Li-ion Polymer 0-Cycle Replacement Watch Battery
- 【Compatible Product Models】: The battery undergoes compatibility testing after production. Please check whether your device model matches the battery model before purchase to ensure the accuracy of your purchase.
- 【High Capacity Battery Life】: The high capacity provided by the battery is from the newly upgraded 0-cycle product. It offers long working time and eliminates the need for frequent charging.
- 【Safety Features】: The battery is equipped with an integrated insulation membrane and an intelligent integrated circuit chip. It features multiple safety mechanisms such as overcharge protection, overdischarge protection, short-circuit protection, and a thermal management system. In high-temperature environments, it automatically reduces frequency and shuts down power supply, with a working temperature range of -20°C to 60°C.
- 【Cycle Life and Durability】: Utilizing A-grade lithium-ion/polymer batteries, these offer high energy density and long cycle life. They can withstand multiple charging and discharging cycles without significantly reducing capacity. The batteries can endure 600 cycle periods and maintain 70% capacity even after completing the charging cycle.
- 【Fast Charging & Efficient】: Utilizing intelligent fast charging technology, it automatically adjusts the optimal current, increasing the charging speed by 30%. Once the battery is fully charged, it automatically cuts off the power supply to prevent battery expansion. For the best charging results, please use the original charger.
Bestseller No. 3
Puccy 3 Pack Screen Protector Film, compatible with Asus ZenWatch 3 WI503Q 45mm TPU Guard （ Not Tempered Glass Protectors ） (new version)
- Please be attention that screen protector is flexible plastic film, Not Tempered Glass.
- TPU material with smooth surface, keep you a high touch sensitive.
- 4H Hardness can effectively resist daily scratches.
- Self-healing properties enable the film to recover from minor scratches and keep your device brand new.
- Dust-free,bubble free,one-push super easily installation.
New products & alternatives to the Asus ZenWatch 2 and the Asus ZenWatch 3 (WI503Q)
New
ASUS ZenWiFi BT8 Tri-Band WiFi 7 Mesh, 14 Gbps, 3000 sq.ft. (1pk), Dual 2.5G Ports, Security and Parental Controls Included, Smart Home Master SSIDs, 4G & 5G Mobile Tethering
- Tri-band WiFi 7 speeds up to 14 Gbps with 6 GHz WiFi, MLO, and 4K-QAM
- AI-powered Smart AiMesh boosts coverage up to 3000 sq. ft. (1-pack) and easy extendibility with compatible ASUS routers for seamless and secure whole home WiFi
- Seven internal antennas and eight high-power front-end modules eliminates WiFi dead zones
- 24/7 end-to-end protection with commercial-grade AiProtection Pro and advanced VPNs
- IoT Network, parental controls & VPN easy setup on multiple devices with Smart Home Master SSIDs
New
ASUS ZenWiFi BD5 Dual-Band WiFi 7 Mesh, 5000 Mbps, 5000 sq.ft (2pk), Dual 2.5G Ports, Security and Parental Controls Included, Smart Home Master SSIDs
- Dual-band WiFi 7 speeds up to 5000 Mbps with MLO and 4K-QAM
- ASUS AiMesh technology boosts coverage up to 5000 sq.ft. (2-pack) and easy extendibility with compatible ASUS routers for seamless and secure whole home WiFi
- Four internal antennas and four high-power front-end modules eliminate WiFi dead zones
- 24/7 end-to-end protection with commercial-grade AiProtection Pro and advanced VPNs
- IoT Network, parental controls & VPN easy setup on multiple devices with Smart Home Master SSIDs
New
ASUS ZenWiFi BD4 (1-Pack) Dual-Band WiFi 7 Mesh, 3600 Mbps, 2450 sq. ft., Dual 2.5G Ports, Security and Parental Controls Included, Smart Home Master SSIDs
- Dual-band WiFi 7 speeds up to 3600 Mbps with MLO and 4K-QAM
- ASUS AiMesh technology boosts coverage up to 2450 sq.ft. (1-pack) and easy extendibility with compatible ASUS routers for seamless and secure whole home WiFi
- Four internal antennas and four high-power front-end modules eliminate WiFi dead zones
- 24/7 end-to-end protection with commercial-grade AiProtection Pro and advanced VPNs
- IoT Network, parental controls & VPN easy setup on multiple devices with Smart Home Master SSIDs
New
Puccy 4 Pack Screen Protector Film, compatible with ASUS ZenWatch 2 (WI501Q) 49mm ZenWatch2 TPU Guard （ Not Tempered Glass Protectors ）
- Please be attention that screen protector is flexible plastic film, Not Tempered Glass.
- TPU material with smooth surface, keep you a high touch sensitive and fast fingerprint recognition.
- 4H Hardness can effectively resist daily scratches.
- Self-healing properties enable the film to recover from minor scratches and keep your screen brand new.
- Dust-free,bubble free,one-push super easily installation.
New
Puccy 4 Pack Screen Protector Film, compatible with ASUS ZenWatch 2 (WI502Q) 45mm ZenWatch2 TPU Guard （ Not Tempered Glass Protectors ）
- Please be attention that screen protector is flexible plastic film, Not Tempered Glass.
- TPU material with smooth surface, keep you a high touch sensitive and fast fingerprint recognition.
- 4H Hardness can effectively resist daily scratches.
- Self-healing properties enable the film to recover from minor scratches and keep your screen brand new.
- Dust-free,bubble free,one-push super easily installation.
Our conclusion on the Asus ZenWatch 2 vs Asus ZenWatch 3 (WI503Q)
Both the Asus ZenWatch 2 and the Asus ZenWatch 3 (WI503Q) are high quality products and we are sure you will be happy with either one. In the end it comes down to your budget and the value for money you are looking for.
Either way, the Asus ZenWatch 2 and the Asus ZenWatch 3 (WI503Q) are both excellent products that will more than do their job!