Fire-Boltt Onyx Smart Watch

Fire-Boltt Onyx Smart Watch | 36.3mm AMOLED Always-On Display, 466×466 Resolution, Bluetooth Calling, Steel Design, IP67, 4GB Storage & 300+ Sports Modes

The Fire-Boltt Onyx smartwatch is a premium wearable designed for users in Bangladesh who demand style, performance, and cutting-edge technology on their wrist. Featuring a 36.3mm always-on AMOLED display with a dazzling 466×466 pixel resolution, the Onyx smartwatch delivers crystal-clear visuals, vibrant colors, and sharp graphics. Even in idle mode, the watch face remains visually stunning, making it both a fashion statement and a powerful smart companion.

Perfect for tech-savvy individuals and fitness enthusiasts, the Fire-Boltt Onyx combines elegance with functionality. Its robust zinc alloy frame, rotating crown, and stainless steel straps ensure durability while maintaining a sophisticated look suitable for both casual and formal occasions. With IP67 water and dust resistance, this smartwatch is ready for any adventure, protecting against splashes, rain, or dusty environments common in Bangladesh’s humid climate.

The Onyx smartwatch empowers users to stay connected with Bluetooth calling directly from the wrist, allowing you to take calls effortlessly while on the move. Whether commuting, working, or exercising, this smartwatch makes communication seamless and hands-free, adding convenience and professionalism to your daily routine.

Alongside connectivity, the Onyx excels in health and fitness tracking, offering over 300 sports modes. From running, cycling, swimming, and yoga to niche activities, the smartwatch accurately monitors activity, performance metrics, and calorie expenditure, making it a trusted fitness companion for athletes, beginners, and everyone in between. The Onyx’s comprehensive health suite provides real-time insights into heart rate, blood oxygen levels, sleep patterns, and more, helping users maintain a proactive approach to their wellness. (Note: This smartwatch is not a medical device.)

Battery life is another standout feature of the Fire-Boltt Onyx, providing 3–5 days of active usage and 10–15 days on standby. Users in Bangladesh can rely on the watch for long durations without constant recharging, and charging is convenient, taking just 3 hours for a full charge via a 3.7V to 5V adapter or laptop USB output. For quick top-ups, a 30–40 minute charge achieves at least 20%, enough for several hours of activity. This ensures uninterrupted use, whether tracking workouts, receiving notifications, or answering calls.

The Fire-Boltt Onyx smartwatch offers smart notifications for calls, messages, emails, and social apps, so you never miss an important update. The watch’s intuitive interface and rotating crown make navigation simple, providing a user-friendly experience for both beginners and tech enthusiasts. With customizable watch faces, you can match your mood, outfit, or activity, keeping the smartwatch as personalized as your lifestyle. Its stylish, durable design combined with high-tech functionality makes it ideal for Bangladeshi users seeking a premium smartwatch that blends elegance, fitness, and connectivity.

Whether you’re a professional, a student, or a fitness enthusiast, the Fire-Boltt Onyx meets all your lifestyle needs. It’s perfect for monitoring health metrics, staying connected on-the-go, tracking sports performance, or simply making a style statement. With its AMOLED display, Bluetooth calling, long-lasting battery, IP67 water resistance, and 300+ sports modes, the Onyx is truly one of the best smartwatches available in Bangladesh in 2025.

Key Features: Display Brilliance, Advanced Connectivity, and Storage

• Exquisite অ্যামোলেড ডিসপ্লে (AMOLED Display) & Always-On: Enjoy superior visual quality on the captivating 1.43-inch (36.3mm) round AMOLED screen, boasting a dazzling 466 x 466 pixel resolution. The Always-On Display (AOD) feature ensures your watch face remains visible and sharp, even in its idle state.
• Effortless বিটি কলিং (BT Calling) with Premium Design: Stay seamlessly connected and answer calls directly from your wrist using the built-in speaker and microphone. The watch’s Elegant & Durable Design, featuring a robust zinc alloy frame, steel straps, and a rotating crown, infuses sophistication into your everyday communication.
• Massive ৪জিবি স্টোরেজ (4GB Storage) for Music: A standout feature, the Fire-Boltt Onyx includes 4GB of internal storage, allowing you to store and listen to hundreds of songs directly from the watch, making it the perfect companion for phone-free workouts.
• Your Fitness Ally with 300+ Sports Modes: Empowering your fitness journey, the Onyx offers an impressive array of over 300 sports modes, assisting you in tracking and enhancing your performance across virtually every activity imaginable.
• Prepared for Every Adventure with IP67: With an IP67 rating, the Onyx smartwatch is primed to conquer splashes, rainy conditions, and dusty environments, ensuring it complements your active and adventurous lifestyle perfectly without worry.
• Big Battery Capacity for Long Usage: Revel in uninterrupted usage with an impressive 3-5 days of active watch usage and a remarkable 10-15 days in standby mode, thanks to its high-capacity battery.
• Your Health’s Guardian: The Onyx serves as a steadfast companion in health tracking, equipped with comprehensive health monitoring features for real-time insights into your Heart Rate, SpO2 (Blood Oxygen) levels, and Sleep patterns (Note: This is not a medical device).

Introduction

The Fire-Boltt Onyx is a premium next-generation smartwatch designed for Bangladeshi users who want a perfect balance of style, performance, and cutting-edge smart technology. Engineered with a stunning 36.3mm Always-On AMOLED Display, high-end 466×466 resolution, durable metal build, and advanced connectivity features, the Fire-Boltt Onyx stands out as one of the most feature-rich smartwatches in Bangladesh. Whether you want to upgrade your lifestyle, track your fitness goals, or enjoy Bluetooth calling on the go, this smartwatch brings flagship-level features to your wrist at an accessible price.

With its sophisticated stainless-steel straps, premium zinc alloy frame, rotating crown, and bold AMOLED visuals, the watch appeals equally to professionals, students, athletes, and tech lovers. Its IP67 water and dust resistance ensures performance even in challenging weather conditions, making it perfect for Bangladesh’s humid, dusty, or rainy environments. From its smooth UI to its signature Always-On Display, from wireless calling to health monitoring, the Fire-Boltt Onyx is built to deliver a smart lifestyle without compromise.

Premium AMOLED Display with Always-On Brilliance

The Fire-Boltt Onyx attracts attention instantly with its 1.43-inch (36.3mm) AMOLED panel, delivering deep blacks, ultra-sharp details, and bright colors. With a stunning 466×466 pixel resolution, the visuals are crisp, lifelike, and easy to read under sunlight. The Always-On Display keeps the watch face visible at all times, enhancing convenience while maintaining its luxurious appearance. Unlike traditional LCD smartwatch screens, the AMOLED panel uses low power while preserving high contrast and vivid clarity. Whether you are checking notifications, tracking workouts, or simply viewing the time, the display performance is always exceptional.

Stunning Design Built with Durability and Elegance

The design of the Fire-Boltt Onyx is a perfect blend of fashion and functionality. Built with a premium zinc alloy frame, perfectly machined rotating crown, and high-quality stainless-steel straps, the watch feels premium on the wrist. This solid construction adds strength without sacrificing comfort, making it ideal for long daily wear. The luxurious metallic aesthetic gives the watch a bold, professional character, suitable for meetings, office use, casual outings, gym sessions, or formal events. Its IP67 water and dust resistance ensures reliability during workouts, rainy commutes, sweat-heavy environments, or dusty outdoor conditions, making it a perfect choice for Bangladeshi weather.

Advanced Bluetooth Calling for Modern Connectivity

The Fire-Boltt Onyx excels in connectivity, supporting seamless Bluetooth Calling directly from your wrist. The built-in HD microphone and clear loudspeaker allow you to take calls conveniently while walking, driving, exercising, or working. You can save contacts, check call logs, and manage calls without touching your phone, allowing smoother multitasking throughout your day. Whether you’re a student juggling online classes, a professional managing business calls, or someone who stays frequently on the go, the calling performance significantly enhances your daily productivity. This feature is one of the biggest reasons why many Bangladeshi users prefer the Fire-Boltt Onyx over traditional fitness watches.

Massive 4GB Internal Storage for Music Lovers

A standout highlight of the Fire-Boltt Onyx is its massive 4GB of internal storage, enabling you to store hundreds of your favorite songs directly on the smartwatch. This eliminates the need to carry your phone during workouts, morning walks, or gym sessions. You can pair wireless earphones and enjoy music directly from your wrist. This rare feature puts the Onyx ahead of many smartwatches in its segment, making it a top choice for athletes, runners, and fitness enthusiasts who prefer phone-free workouts.

300+ Sports Modes for Comprehensive Fitness Tracking

The Fire-Boltt Onyx is not just about style—it is a full-fledged fitness powerhouse with over 300 sports modes. From mainstream activities like running, walking, cycling, swimming, and yoga to niche workouts, sports, and indoor exercises, the watch monitors your performance with precision. It tracks duration, calorie burn, heart rate data, activity intensity, and performance trends so you can measure your progress more effectively. Whether you’re a disciplined athlete or a beginner aiming to improve your fitness, the Onyx helps you stay motivated and informed through every step of your journey.

Complete Health Monitoring Suite for Daily Wellness

The Fire-Boltt Onyx includes a smart, comprehensive health tracking system designed to give you real-time wellness insights. It monitors your Heart Rate, SpO₂ (blood oxygen levels), and Sleep Patterns, allowing you to understand your body’s performance throughout the day. While not a medical device, these features help users adopt healthier habits, monitor vital patterns, and make lifestyle improvements. The sleep tracking feature records deep sleep, light sleep, and awake cycles so you can improve your rest quality and daily energy levels.

Long Battery Life for Uninterrupted Performance

Battery endurance is one of the strongest advantages of the Fire-Boltt Onyx. With 3–5 days of active usage and up to 10–15 days of standby time, the watch is ideal for heavy users who require consistent performance without daily charging. The battery charges fully in around 3 hours, and just 30–40 minutes of charging provides 20% power—enough for several hours of active usage. This ensures reliable performance even during travel, long workdays, or fitness routines. For users in Bangladesh who need long-lasting battery efficiency, the Fire-Boltt Onyx delivers exceptionally well.

Smart Notifications and Real-Time Alerts

The Fire-Boltt Onyx keeps you connected at all times by delivering instant notifications for calls, messages, emails, and social media apps. You can preview messages, check alerts, and stay updated without taking your phone out, making your day more organized and efficient. The smart interface, smooth animations, and rotating crown enable effortless navigation, enhancing the overall user experience. Whether you’re in class, at work, driving, or exercising, the watch ensures you never miss an important update.

Customizable Watch Faces for Personalized Style

To match your style and personality, the Fire-Boltt Onyx includes dozens of customizable watch faces, with more available through the app. Users can switch between elegant, sporty, digital, classic, minimal, or animated watch faces depending on their mood or outfit. This personalization adds a unique touch to the Onyx, turning it into a fashion accessory as well as a smart device. The AMOLED display makes every watch face look bold, vibrant, and visually stunning.

Key Specifications

• Model Name: Fire-Boltt Onyx
• Display: 36.3mm Always-On AMOLED, 466×466 px
• Bluetooth Calling: Yes, hands-free on wrist
• Strap Material: Stainless steel
• Frame: Zinc alloy with rotating crown
• Sports Modes: 300+
• Health Tracking: Heart rate, SpO2, sleep monitoring
• Battery Life: 3–5 days active, 10–15 days standby
• Charging Time: 3 hours full, 30–40 min for 20%
• Water Resistance: IP67
• Notifications: Calls, messages, social apps
• Compatibility: Android & iOS
• Ideal For: Fitness, casual wear, professional use

Conclusion

The Fire-Boltt Onyx stands out as a premium smartwatch in Bangladesh, offering the perfect blend of style, technology, and everyday practicality. With its 36.3mm Always-On AMOLED display, Bluetooth calling, 4GB music storage, 300+ sports modes, and IP67 durability, it is designed to deliver a complete smart lifestyle experience for users who demand both performance and aesthetics.

Whether you’re a fitness enthusiast, a busy professional, or someone who simply wants a smartwatch that enhances daily convenience, the Fire-Boltt Onyx ensures reliable performance, long battery life, and seamless connectivity. Its elegant metal build, smooth user interface, and powerful health-tracking suite make it one of the best smartwatches under an affordable budget in Bangladesh.

If you’re searching for a feature-packed smartwatch, premium design, phone-free music, or advanced fitness tracking, the Fire-Boltt Onyx is a smart and future-ready choice. It brings together everything you need on your wrist — power, beauty, and intelligence — making it a highly recommended option for 2025 and beyond.

FAQs

1. What is the Fire-Boltt Onyx smartwatch?
The Fire-Boltt Onyx is a premium AMOLED smartwatch with Bluetooth calling, 300+ sports modes, long battery life, and IP67 water resistance.

2. Does Fire-Boltt Onyx support Bluetooth calling?
Yes, the Fire-Boltt Onyx lets you answer and make calls directly from your wrist using Bluetooth.

3. How long does the Fire-Boltt Onyx battery last?
The Fire-Boltt Onyx offers 3–5 days of normal use and 10–15 days standby, depending on usage.

4. Is the Fire-Boltt Onyx waterproof?
Yes, the Fire-Boltt Onyx is rated IP67, protecting it from rain, splashes, and dust.

5. How many sports modes are available on Fire-Boltt Onyx?
The Fire-Boltt Onyx includes 300+ sports modes, ideal for fitness enthusiasts.

6. What type of display does Fire-Boltt Onyx have?
It features a 36.3mm Always-On AMOLED display with 466×466 resolution, offering vibrant and sharp visuals.

7. Is Fire-Boltt Onyx compatible with Android and iOS?
Yes, the Fire-Boltt Onyx works with both Android and iOS smartphones.

8. Does the smartwatch track heart rate and SpO2?
Yes, it tracks heart rate, blood oxygen levels, sleep patterns, and more.

9. How long does it take to fully charge the smartwatch?
A full charge takes about 3 hours using a 3.7V–5V adapter or laptop.

10. How quickly can I get a minimum charge?
A 30–40 minute charge gives at least 20%, enough for hours of use.

11. Can I get social media and app notifications?
Yes, it shows notifications from WhatsApp, Facebook, SMS, calls, and more.

12. Is the watch suitable for formal and casual outfits?
Yes, its stainless steel strap and metal frame make it stylish for all occasions.

13. Does it support customizable watch faces?
Yes, you can choose from many cloud-based and built-in watch faces.

14. Is it good for outdoor use?
Absolutely—its IP67 rating and strong frame make it great for Bangladesh’s weather.

15. How accurate is the sports tracking?
The tracking is optimized to provide reliable data for daily workouts and sports.

16. Can I use it during rain?
Yes, splash and rain exposure are safe under IP67 protection.

17. Does the watch feel heavy?
No, despite premium materials, it is lightweight and comfortable.

18. Can it track sleep cycles?
Yes, it monitors deep sleep, light sleep, and total rest duration.

19. Can I reject or silence calls from the watch?
Yes, you can answer, reject, or silence calls directly from your wrist.

20. Is the Fire-Boltt Onyx worth buying in Bangladesh?
Yes, it offers AMOLED display, BT calling, 300+ sports modes, long battery backup, and premium build, making it one of the best choices in its price range.

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