Published Sep 25, 2025 3 Min Read

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Fire-Boltt 4G Pro smartwatch- Overview

The Fire-Boltt 4G Pro smartwatch is like a mini phone on your wrist. It supports 4G VoLTE calling with a nano-SIM slot, so you can make and receive calls without needing your phone nearby. It has a large 2.02-inch HD display for easy viewing and a built-in GPS to track your outdoor runs or walks. You can monitor your heart rate, SpO₂, blood pressure, and sleep, helping you stay on top of your health. With multiple sports modes and IP67 water resistance, it is great for workouts and daily wear. A 400mAh battery keeps it running for days without frequent charging.

Discover a wide range of Fire-Boltt smartwatches at any of Bajaj Finserv’s 1.5 lakh partner stores in 4,000 cities in India. Choose your ideal model, pay with Easy EMIs, and enjoy zero down payment on select deals. Take advantage of hassle-free financing with Bajaj Finserv—check your loan eligibility now and bring home your desired smartwatch without worrying about overspending.

Key features and specifications of Fire-Boltt 4G Pro smartwatch

Here are the key features and specifications of the Fire-Boltt 4G Pro smartwatch:

FeatureDescription
Display2.02-inch HD TFT display, 240×296 resolution, 500 nits brightness
Connectivity4G VoLTE with nano-SIM slot, Wi-Fi, Bluetooth
Built-in GPSYes – for accurate outdoor activity tracking
Health monitoringHeart rate, SpO₂, blood pressure, sleep tracking
Sports modesMultiple modes including running, cycling, yoga, and more
Battery400mAh battery, up to 5 days of usage
Water resistanceIP67 rated – splash and dust resistant
Smart featuresAI voice assistant, music control, camera shutter, Find My Phone, SOS alert
Operating systemAndroid-based wristphone functionality
CompatibilityWorks independently with SIM or pairs with Android/iOS smartphones

Also explore a wide range of smartwatches with 4G sim and best smartwatches under Rs. 15,000 to make the best choice.

Price of Fire-Boltt 4G Pro smartwatch in India (%$$MMYY$$%)

ProductPrice
Fire-Boltt 4G Pro Volte Calling Smart Watch- 2.02” TFT Display, 4G Nano-SIM GPS, Health Suite, Sports Modes, 400mAh Battery (Black)Rs. 2,599

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

Note: You can use Bajaj Finserv’s financing options to split any purchase above Rs. 5,000 into Easy EMIs.

Before you decide, explore the latest offers. You may find a great deal on a model that matches your needs.

Fitness and health tracking capabilities of Fire Boltt 4G Pro smartwatch

The Fire-Boltt 4G Pro smartwatch offers a solid suite of fitness and health tracking features to help you stay on top of your well-being. Here is a breakdown of what it can do:

CapabilityDescription
Heart rate monitoringTracks your heart rate continuously to monitor cardiovascular health
SpO₂ monitoringMeasures blood oxygen levels for respiratory wellness
Blood pressure monitorHelps you keep an eye on your blood pressure throughout the day
Sleep trackingMonitors sleep patterns, including duration and quality
Step counterCounts your daily steps to encourage movement and activity
Calorie trackingEstimates calories burned during workouts and daily activities
Built-in GPSAccurately tracks outdoor activities like walking, running, or cycling

 

How to choose the best Fire-Boltt watch for you

Purpose of use: Decide whether you need the watch for fitness tracking, calling, style, or smart features. Fire-Boltt offers models tailored for workouts, health monitoring, Bluetooth calling, and everyday convenience.

Display and design: Choose between HD and AMOLED displays depending on your preference for clarity and brightness. Sleek metal or silicone strap options are available to match your style.

Battery life: Fire-Boltt watches offer 5 to 15 days of battery life. If you prefer fewer charges, go for models with larger battery capacity and power-saving modes.

Smart features: Look for features like voice assistant, music control, camera shutter, weather updates, and SOS alerts. These vary by model and enhance daily usability.

Health and fitness tracking: Most models include heart rate, SpO2, sleep tracking, and multiple sports modes. Premium options may offer GPS and advanced metrics for serious fitness users.

Durability: If you are active or outdoors often, choose a watch with IP67 or IP68 water and dust resistance for added protection.

Budget: Fire-Boltt watches range from Rs. 1,000 to over Rs. 5,000. Entry-level models cover basic needs, while mid-range and premium options offer calling, AMOLED, and advanced health tracking.


Shop for a smartwatch with Bajaj Finserv

Owning a smartwatch is now more affordable than ever. With Bajaj Finserv financing options, you can manage the cost of your purchase through Easy EMIs. You might even find zero down payment offers on certain models. Simply check your pre-approved loan offer, walk into any Bajaj Finserv partner store, and you can select the perfect product for your home.

Benefits of shopping with Bajaj Finserv

  • Competitive prices: Get the best rates across top brands, making quality products accessible without overpaying.
  • Easy EMIs: Pay in instalments without budget worries, ensuring financial flexibility while bringing home premium products.
  • Zero down payment: Bring home select models without a hefty upfront payment, perfect for managing expenses smartly.
  • Wide accessibility: Shop from 1.5 lakh+ partner stores across India, ensuring convenience wherever you are.
  • Free home delivery: Enjoy doorstep delivery on select appliances, adding ease to your shopping experience.


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Frequently added questions

Can I buy a smartwatch on EMI?

Yes, you can purchase a smartwatch with Bajaj Finserv's Easy EMI options. If you are an existing user of the Bajaj Finserv EMI Network Card: 
•Explore a variety 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 a Bajaj Finserv EMI Network Card, start by checking your EMI eligibility and take the first step towards enjoying the affordability and convenience of Easy EMIs. 

How long does the battery of Fire-Boltt 4G Pro last?

The Fire-Boltt 4G Pro smartwatch is equipped with a 400mAh battery that delivers up to 7 days of usage under standard conditions and around 2 days with continuous 4G calling enabled. It also offers a standby time of up to 30 days, making it a reliable choice if you do not want to charge frequently. Charging takes approximately 2 hours, so you can get back to full power without much downtime.

Is Fire-Boltt 4G Pro compatible with both Android and iOS devices?

Yes, the Fire-Boltt 4G Pro smartwatch is compatible with both Android and iOS devices. You can pair it with your smartphone to sync notifications, health data, and more. However, it is worth noting that while it works with iPhones, some features—especially those related to calling and app integration—may be limited compared to Android devices.

Can I track my heart rate continuously with Fire-Boltt 4G Pro?

Yes, the Fire-Boltt 4G Pro smartwatch supports continuous heart rate monitoring. It features dynamic heart rate tracking, which means it can monitor your heart rate throughout the day, not just during workouts. This helps you keep an eye on your cardiovascular health in real time and spot any unusual patterns. You can view your heart rate data directly on the watch or dive deeper into trends using the companion app.

Does Fire-Boltt 4G Pro offer sleep tracking functionality?

Yes, the Fire-Boltt 4G Pro smartwatch does offer sleep tracking functionality. It monitors your sleep patterns, including duration and quality, to help you understand how well you are resting. This feature is part of the Fire-Boltt Health Suite, which also includes heart rate, SpO₂, and blood pressure monitoring. You can view your sleep data directly on the watch or through the companion app for more detailed insights and trends over time.

Is the Fire‑Boltt 4G Pro waterproof or rugged?

Yes, the Fire-Boltt 4G Pro smartwatch is IP67 water-resistant, which means it can handle splashes, sweat, and brief exposure to water—like getting caught in the rain or washing your hands. However, it is not designed for swimming or deep-water activities. As for ruggedness, while it is built with a durable design suitable for daily wear and outdoor use, it does not have a military-grade rugged certification. It is tough enough for everyday adventures, but maybe not for rock climbing or mud runs.

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