Published Jun 24, 2025 · 4 Min Read

Overview of the Fastrack Radiant FX4

The Fastrack Radiant FX4 is a premium metal smartwatch designed to combine luxury aesthetics with smart functionality for the Indian market. It features a sharp 3.8 cm EdgeX AMOLED display with high resolution and Always-On Display capability, ensuring clear visuals. Key functionalities include SingleSync Bluetooth calling for seamless connectivity and an SOS calling feature for emergencies. Beyond communication, it offers comprehensive health tracking, including heart rate and SpO2 monitoring, and supports over 100 sports modes with auto recognition. With its functional crown, AI voice assistant, and multiple menu styles, the Radiant FX4 aims to deliver a stylish and versatile user experience.

 

Getting your new smartwatch is now budget friendly. Simply browse the selection of smartwatches on Bajaj Mall. Alternatively, visit any of Bajaj Finserv’s 1.5 lakh partner stores in 4,000 cities in India. Choose the product that you like and get Easy EMI and zero down payment offers exclusively with Bajaj Finserv’s financing options. Check your loan eligibility and convert the cost of your new smartwatch into Easy EMIs.

 

Smart shopping starts here: Explore exclusive offers and pair them with affordable Easy EMIs for a rewarding shopping experience.

Key features and specifications of the Fastrack Radiant FX4

  • Display: Features a sharp 3.8 cm (1.51-inch) EdgeX AMOLED display with a 466 x 466 pixel resolution, providing vivid visuals and supporting Always-On Display (AOD).
  • Bluetooth calling: Offers SingleSync Bluetooth calling, allowing you to make and receive calls directly from your wrist for seamless communication.
  • SOS calling: Includes a dedicated SOS calling feature for emergencies, enhancing personal safety.
  • Health monitoring: Provides comprehensive 24/7 health tracking, including heart rate monitoring, SpO2 (blood oxygen) measurement, detailed sleep analysis (with REM data), and auto stress monitoring. It also supports women's health tracking.
  • Sports modes: Tracks over 100 sports modes with auto multi-sport recognition, automatically detecting and recording your workouts.
  • Design and build: Boasts a premium metal case for a luxurious feel and durability, complemented by a functional crown for intuitive navigation. It is available with various strap materials, including metal.
  • Battery life: Delivers a typical battery life of up to 5 days on a single charge.
  • Water resistance: Comes with an IP68 rating, ensuring resistance to dust and water splashes, suitable for daily wear.
  • AI voice assistant: Integrates an AI voice assistant for hands-free control and quick access to information.
  • Customisation: Offers multiple menu styles and a wide range of watch faces to personalise your experience.

Updated price list of the Fastrack Radiant FX4 in India (2025)

ModelPrice
Fastrack Radiant FX4 Premium Metal SmartwatchRs. 5,499

Disclaimer: The features, availability, and pricing of each model are subject to change and may vary. For the most accurate and up-to-date information, please visit the official website.

Fitness and heath tracking capabilities of the Fastrack Radiant FX4

FeatureDescriptionKey benefit
Heart rate monitoringOffers continuous 24/7 heart rate tracking.Gain ongoing insights into your cardiovascular health and workout intensity.
Blood oxygen (SpO2) measurementAccurately measures your blood oxygen saturation levels.Provides crucial data on your respiratory health.
Sleep analysisConducts detailed sleep monitoring, including REM sleep data and overall sleep quality.Understand and improve your rest for better recovery.
Auto stress monitoringAutomatically tracks your stress levels throughout the day.Gain insights into your mental well-being and identify periods of elevated stress.
Sports modes with auto recognitionFeatures over 100 sports modes with automatic multi-sport recognition.Ensures accurate tracking for a wide range of physical activities, providing detailed workout records.
Women's health trackingIncludes dedicated functionalities for menstrual cycle tracking and other relevant health parameters.Provides tailored health insights and support for female users.

 

Looking to buy a Fastrack smartwatch on Easy EMIs? Use the store locator to find our partner stores.

Financing options with Bajaj Finserv

Explore Bajaj Mall where various offers on smartwatches await. You can read about all the details, features, and specifications of smartwatches. Once you have gathered all the information you want, head to the nearest Bajaj Finserv partner store and select the smartwatch you want. Use Bajaj Finserv’s financing options to make the payment.

Benefits of shopping with Bajaj Finserv’s financing options

  • Competitive prices: Bajaj Finserv partner stores offer competitive pricing, ensuring that your purchase is budget friendly.
  • Easy EMIs: Bajaj Finserv’s financing options simplify buying your preferred smartwatch.
  • No upfront payment: Select smartwatches come with a no upfront payment option, allowing you to buy without any upfront costs.
  • Options and accessibility: Buying your favourite products has never been this easy. Bajaj Finserv EMI hosts a vast range of products available at our partner stores, across multiple cities.
  • Exciting deals and cashback offers: By taking advantage of Bajaj Finserv’s financing options to purchase a smartwatch, you get access to exciting deals and cashback offers.
  • Free home delivery: Enjoy the added comfort of home delivery for selected products.

FAQs

Can I buy the Fastrack Radiant FX4 on EMIs?

Yes, you can purchase the Fastrack Radiant FX4 with Bajaj Finserv’s Easy EMI options. 

If you are an existing user of the Bajaj Finserv EMI Network Card: 

  • Explore a wide range of smartwatches on Bajaj Mall
  • Choose the preferred model and visit a Bajaj Finserv partner store to check it out in person
  • Use your EMI Network Card and avail of Easy EMIs for affordable monthly payments
  • Enjoy your new smartwatch on Easy EMIs

If you do not have one, there is no need to worry. Check your eligibility for a Bajaj Finserv EMI Network Card and take the first step towards enjoying the affordability and convenience of Easy EMIs.

What is the price range of the Fastrack Radiant FX4 in India?

The Fastrack Radiant FX4 typically ranges from approximately Rs. 4,999 to Rs. 5,499 in India, depending on ongoing offers and retailers. Its original MRP can be higher, around Rs. 7,995 to Rs. 8,295, but it is frequently available at a discounted price, offering good value for its premium features.

Can the Fastrack Radiant FX4 be used while swimming or showering?

Yes, the Fastrack Radiant FX4 has an IP68 water resistance rating. This means it is protected against dust and can withstand immersion in water up to 1.5 metres for 30 minutes. Therefore, you can safely use it while showering or during casual swimming sessions.

Is the Fastrack Radiant FX4 suitable for daily wear?

Absolutely. The Fastrack Radiant FX4 is ideal for daily wear. Its premium metal design and functional crown offer a stylish look suitable for various occasions. It also provides essential daily features like notifications, health tracking, and Bluetooth calling, making it a versatile companion for your everyday routine.

How does the Fastrack Radiant FX4 compare with other Fastrack models?

The Fastrack Radiant FX4 stands out among Fastrack models with its premium metal build and EdgeX AMOLED display. It offers advanced health tracking, including auto stress monitoring, and a dedicated SOS calling feature. While other models may focus on specific functionalities or price points, the FX4 balances luxury design with comprehensive smart features.

Does the Fastrack Radiant FX4 support Bluetooth calling?

Yes, the Fastrack Radiant FX4 fully supports Bluetooth calling. It features SingleSync Bluetooth calling, allowing you to seamlessly make outgoing calls and receive incoming calls directly on your smartwatch. This provides convenient hands-free communication without needing to reach for your phone.

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