Last Updated & Fact Checked: March 21, 2026
Are you trying to decide between the Asus ZenWatch 3 (WI503Q) and the Samsung Gear S3 Frontier LTE?
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 3 (WI503Q) or the Samsung Gear S3 Frontier LTE – and find out exactly what the differences are.
Both the Asus ZenWatch 3 (WI503Q) and the Samsung Gear S3 Frontier LTE are quality products, so read on to find out which one is best for your needs!
Asus ZenWatch 3 (WI503Q) quick facts
Samsung Gear S3 Frontier LTE quick facts
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.
Samsung Gear S3 Frontier LTE product details
Bestseller No. 2
Bands for Samsung Gear S3 Frontier/Classic Watch Silicone Bracelet, Sports Silicone Band Strap Replacement Wristband For Samsung Gear S3 Frontier / S3 Classic (Black)
- ✔ Comfortable FIT: Perfect fit for Samsung Gear S3 Classic/ Frontier/Galaxy Watch 3 45mm/Galaxy Watch 2018(46mm),also can suit for Smartwatch and Regular watch with 22mm Lug width,the Hot model:Moto 360 2nd gen(man, plate 46mm) Asus Zenwatch*Asus Zenwatch 2(man)*LG G Watch(W100)*LG G Watch R (W110)*LG G Watch Urbane(W150)*Pebble Smart Watch (1st generation)*Pebble Time*Pebble Time Steel; Gear 2 Live Gear 2 Neo. NOT FIT FOR Samsung S2 & S2 Classic Watch.
- ✔ Hight Quality: This Samsung Gear S3 Frontier/ Classic Smart Watch Band Made of soft silicone material,sturdy and durable, comfortable and flexible.
- ✔ Size: Fits 5.51"-8.46" (140mm-215mm) wrist. Easy to adjust the length to fit your wrist.
- ✔ Package Included: Watch band ONLY.Do Not include any Samsung Gear S3 Frontier watch.
- ✔ Risk Free: Customer satisfaction is of the utmost importance. If our product doesn’t satisfy your needs, we most certainly will honor a 30-day money-back guarantee.No questions asked!
Bestseller No. 3
Emilydeals for Gear S3 Charger, Replacement Charging Cradle Dock for Samsung Gear S3 Classic/Frontier Smart Watch (Black)
- Compatibility: This charger compatible with Gear S3 Classic / Gear S3 Frontier smartwatch. 【NOT compatible with Galaxy Watch Active 2, Galaxy Watch 3, Galaxy Watch 4】
- Speedy & Full Charge: The Gear S3 charger can full charge your smart watch, and it won't overheat your watch. A full charge take about 2.5 hours.
- Safe & Protection: The charger build in smart chips, provides a stable charging performance. Protecting your Gear S3 Classic / Frontier from over-voltage, over-current, over-chargerd and short-circuit.
- Compact & Convenience: The charging dock with a lightweight and compact design. keep a replacement charger will make your smart watch charged more convenient when you are at home, in office or on travel.
- Package includes: 1 x charging dock, 1 x charging cable. If any problem, please contact us online (Note: the smart watch is not included)
New products & alternatives to the Asus ZenWatch 3 (WI503Q) and the Samsung Gear S3 Frontier LTE
New
BoxWave Stylus Pen Compatible with ASUS Zenwatch 3 (WI503Q) - FineTouch Capacitive Stylus, Super Precise Stylus Pen - Metallic Silver
- 🌏 [VERSATILE AND UNIVERSAL] BoxWave Stylus Pen Compatible With ASUS Zenwatch 3 (WI503Q). This amazing stylus works with ACCURATE PERFECTION on your device and all similar capacitive touch screens! 💬 Includes limited 3rd party tech support for your device (up to 3 inquiries via messaging) - not affiliated with or endorsed by ASUS ⭐ *** PLEASE NOTE, ZENWATCH 3 (WI503Q) DEVICE NOT INCLUDED ***
- 📝 [PRECISION] The innovative CLEAR TIP allows VISION-ENHANCING precision for you to see where and what you are writing, drawing, or tapping from any angle.
- 🪄 [EASY TO USE] NO Bluetooth Required! Just gently touch the tip against your screen and you are GOOD TO GO! Please note: The FineTouch Capacitive Stylus does not support Palm Rejection or Pressure Sensitivity.
- 📎 [CLIP DESIGN] Use the built-in METAL CLIP to attach the FineTouch Capacitive Stylus directly to your shirt, jacket, or case; the options are endless.
- 🤲 [COMPACT] Fits neatly into the palm of your hand. Conveniently designed in pen form, PERFECT for carrying around.
New
BoxWave Stylus Pen Compatible with ASUS Zenwatch 3 (WI503Q) - DualTip Capacitive Stylus, Fiber Tip Disc Tip Capacitive Stylus Pen - Metallic Silver
- Two distinct stylus tips integrated with a metallic aluminum body, you get the best of both worlds. The FiberMesh side provides a soft cushion feel, and the FineTouch features a clear tip that shows exact point of contact. 💬 Includes limited 3rd party tech support for your device (up to 3 inquiries via messaging) - not affiliated with or endorsed by ASUS ⭐ *** PLEASE NOTE, ZENWATCH 3 (WI503Q) DEVICE NOT INCLUDED ***
- 👶 [FIBERMESH SOFT TIP] BoxWave Stylus Pen Compatible With ASUS Zenwatch 3 (WI503Q). The FiberMesh Tip is a tightly woven conductive fabric mesh that is highly durable and resistant to breakdown. The result is ultra accurate and durable, while providing you with PRESSURE SENSITIVE feedback.
- 📌 [FINETOUCH PINPOINT ACCURACY] The innovative CLEAR TIP allows VISION-ENHANCING precision for you to see the exact contact point on the screen of your Zenwatch 3 (WI503Q). Providing fine-point accuracy to where and what you are writing, drawing, or tapping.
- 🖊 [ALL ANGLES] Both tips work well from ANY ANGLE! Perfect for those cold days when you don't want to remove your gloves.
- 📎 [EASY ACCESS] Use the built-in METAL CLIP to attach the DualTip Capacitive Stylus directly to your shirt, jacket, jeans, or case; the options are endless.
New
BoxWave Stylus Pen Compatible with ASUS Zenwatch 3 (WI503Q) - EverTouch Capacitive Stylus, Fiber Tip Capacitive Stylus Pen - Jet Black
- 💪 [STABILITY AND STRENGTH] BoxWave Stylus Pen Compatible With ASUS Zenwatch 3 (WI503Q). The EverTouch Capacitive Stylus features a FiberMesh tip, which is a tightly-woven conductive material that is highly durable and resistant to tearing. The strong high-quality lasts for hours and hours of usage! It's the best stylus compatible with Zenwatch 3 (WI503Q)! ⭐ *** PLEASE NOTE, ZENWATCH 3 (WI503Q) DEVICE NOT INCLUDED ***
- 🎯 [ACCURACY] The FiberMesh Tip is made of super conductive fiber material, to provide ultra accurate and responsive performance, including the ability to work at any screen angle with less pressure required for each movement!
- ✍ [NATURAL AND COMFORTABLE] We have designed the EverTouch Capacitive Stylus with longer length and perfectly weighted to be a natural stylus tool. The barrel is constructed with light-weight aluminum that is comfortable to hold
- 💧 [CLEANLINESS] As a bonus feature, the soft FiberMesh tip cleans the screen as you use the stylus! No more streaks or fingerprints on your screen. Improve cleanliness especially when you hand your device to someone else for a signature. Hand them an EverTouch Capacitive Stylus instead of using their fingers!
- 📎 [LANYARD ATTACHMENTS] The package includes 3 clip-on lanyard attachments: 2 inch lanyard with 3.5mm headphone jack attachment, 12 inch elastic coil with 3.5mm headphone jack attachment, Charm clip for attachment to key chains, charms, or bracelets
New
BoxWave Stylus Pen Compatible with ASUS Zenwatch 3 (WI503Q) - FineTouch Capacitive Stylus, Super Precise Stylus Pen - Jet Black
- 🌏 [VERSATILE AND UNIVERSAL] BoxWave Stylus Pen Compatible With ASUS Zenwatch 3 (WI503Q). This amazing stylus works with ACCURATE PERFECTION on your device and all similar capacitive touch screens! 💬 Includes limited 3rd party tech support for your device (up to 3 inquiries via messaging) - not affiliated with or endorsed by ASUS ⭐ *** PLEASE NOTE, ZENWATCH 3 (WI503Q) DEVICE NOT INCLUDED ***
- 📝 [PRECISION] The innovative CLEAR TIP allows VISION-ENHANCING precision for you to see where and what you are writing, drawing, or tapping from any angle.
- 🪄 [EASY TO USE] NO Bluetooth Required! Just gently touch the tip against your screen and you are GOOD TO GO! Please note: The FineTouch Capacitive Stylus does not support Palm Rejection or Pressure Sensitivity.
- 📎 [CLIP DESIGN] Use the built-in METAL CLIP to attach the FineTouch Capacitive Stylus directly to your shirt, jacket, or case; the options are endless.
- 🤲 [COMPACT] Fits neatly into the palm of your hand. Conveniently designed in pen form, PERFECT for carrying around.
New
BoxWave Screen Protector Compatible With ASUS Zenwatch 3 (WI503Q) - ClearTouch Crystal ToughShield 9H (2-Pack), Clear 9H Tough Flexible Film Screen Protector
- 💪 [TOUGH AND FLEXIBLE] BoxWave Screen Protector Compatible With ASUS Zenwatch 3 (WI503Q). The ClearTouch Crystal ToughShield 9H is graded with a hardness rating of 9H, which is the STRONGEST possible rating to protect the screen on your precious device. Just as strong as tempered glass but without the possibility of chipping and cracking. ⭐ *** PLEASE NOTE, ZENWATCH 3 (WI503Q) DEVICE NOT INCLUDED ***
- 💎 [CRYSTAL CLEAR] This award-winning screen protector allows 99% VISIBILITY with super clear material so you won't even notice it's there! Allows all of your vibrant colors to shine through without distorting your view in any way.
- 👀 [GLASS-LIKE SURFACE] Made with the strongest film material to protect your device while giving you the ORIGINAL look and feel of your screen.
- 🧩 [PERFECT DESIGN] Specifically designed for your device. These ClearTouches will fit your device screen perfectly, GUARANTEED! All ClearTouches are PRECISION-CUT to fit your device screen's exact dimensions along with any contours and cut-outs. All functionality will be fully accessible.
- ✌ [TWO-PACK] Comes with TWO (2) ClearTouch Crystal ToughShield 9H screen protectors and installation accessories. Save the extra one for later, or share it with a friend!
Our conclusion on the Asus ZenWatch 3 (WI503Q) vs Samsung Gear S3 Frontier LTE
Both the Asus ZenWatch 3 (WI503Q) and the Samsung Gear S3 Frontier LTE 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 3 (WI503Q) and the Samsung Gear S3 Frontier LTE are both excellent products that will more than do their job!