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Detailed side-by-side comparison of specifications, features and latest prices in India.

Specification	boAt Lunar Atlas,GPS Tracking,1.39″ Display,Rugged Body,Functional Crown Smartwatch ₹1,899 Prices and availability may change on the seller's site View Price	Fire-Boltt Axiom ₹1,999 Prices and availability may change on the seller's site View Price	Fastrack Limitless FS2+ ₹1,599 Prices and availability may change on the seller's site View Price	Noise Junior Champ 3 ₹1,999 Prices and availability may change on the seller's site View Price
General
In The Box	1 Unit Smartwatch, 1 Unit USB Magnetic Charging Cable, 1 Unit User Manual, 1 Unit Warranty Card	Smartwatch, Wireless Charging Dock, User Manual, Warranty Card	Smartwatch, Magnetic Charging Cable, Quick Start Guide, Warranty Card	Smartwatch, Magnetic Charging Cable, User Manual, Warranty Card
Model Name	boAt Lunar Atlas	Fire-Boltt Axiom	Fastrack Limitless FS2+	Noise Junior Champ 3
Launch Date	06/02/2026	15/09/2025	10/07/2024	30/09/2025
Colors	Ranger Black, Phantom Blue	Black, Silver, Orange, Gold	Charcoal Black, Wine Red, Copper Teal, Blue, Beige	Black Blaze, Astro Orbit, Cotton Cloud, Arctic Storm
Brand	BoAt	FireBoltt	Fastrack	Noise
Display
Display Size	1.39, 3.5	1.43, 3.63	2.01, 5.1	1.4, 3.55
Resolution	240, 240 pixels	466, 466 pixels	320, 320 pixels	240, 240 pixels
Panel Type	Color HD Display (TFT-LCD)	AMOLED	TFT LCD UltraVU Display	IPS LCD
Touch Type	Full Capacitive Touch	Full Capacitive Touch	Capacitive Touchscreen	Capacitive Touchscreen
Always-on Display	No	Yes	No	No
Brightness	500 nits	1000 nits (Peak)	Not specified	5-level adjustable brightness
Refresh Rate	60 Hz	60Hz	Not specified	Not Specified
Color Gamut / HDR Support	Standard	Not Specified	Standard color gamut, no HDR support	Not Specified
Screen Protection	Flat Toughened Glass	Flat Curved Glass	Not specified	Not Specified
Body
Dimensions	264.9 x 48.6 x 12.9 mm	Standard 46mm dial size	Not Specified	44 x 40 x 13 mm
Weight	Not Specified	60 g	48 grams	31 grams
Case Material	Rugged Metallic Alloy Middle Frame with Plastic Bottom	Stainless Steel / Metal Alloy	Polycarbonate	Acrylonitrile Butadiene Styrene (ABS) plastic
Front Protection	Toughened Flat Glass	Curved Glass	Not specified	Not Specified
Strap / Bracelet Options	22mm Silicone Strap	Silicone, Stainless Steel (variant dependent)	Silicone	Hypoallergenic silicone strap
Removable / Replaceable Strap	Yes	Yes	No	Not Specified
Water Resistance	IP68 water resistant up to 1.5m for 10 minutes	IP68 Water Resistant	IP68 (1.5m water resistance)	1 ATM (Up to 10m depth splash resistance)
Dust Resistance	Dust proof	IP68 Dust Resistant	Yes, dust proof (IP68 certified)	Not Specified
Durability Certifications	IP68 Certified	Not Specified	IP68 certified	IP Certified
Primary Controls	Touch Screen, Functional Rotating Crown, Side Buttons	Rotating Crown, Touch Screen, Push Button	Functional Crown (touch-sensitive), Touchscreen	Touch screen and single physical side button
Processor
Operating System	Proprietary RTOS	Proprietary RTOS	Android, iOS compatible	Proprietary Kids Smartwatch OS
Chipset / SoC	Not Specified	Single Core Digital Chipset	Not Specified	Not Specified
CPU Cores & Clock Speed	Not Specified (Optimized for low power)	Single Core	Not Specified	Not Specified
GPU	—	Integrated	Not specified	—
Health & Fitness Sensors
Heart Rate Monitor	Continuous Optical Heart Rate Monitoring	Optical PPG Sensor	24x7 Heart Rate Monitoring	Optical heart rate sensor
ECG	Not Available	No	No ECG support	Not Supported
SpO₂ / Blood Oxygen	SpO2 Blood Oxygen Monitoring	Yes	SpO2 / Blood Oxygen Monitor with continuous monitoring	SpO2 Blood Oxygen sensor
Skin Temperature Sensor	Not Available	No	Not mentioned	Not Supported
Sleep Tracking	Sleep Stage Tracking (Light, Deep, REM)	Yes (Light, Deep, REM)	Sleep Tracker with sleep quality analysis	Monitors sleep duration and quality
Step Counter	Integrated Pedometer	Yes	Pedometer / Step Counter	Built-in pedometer
GPS	App-Powered GPS Tracking (Connected via Phone)	No (Connected GPS only)	Connected GPS (via smartphone only)	No built-in GPS tracking
Accelerometer	Tri-axial Accelerometer	Yes	Yes, Accelerometer sensor	3-axis accelerometer
Gyroscope	Not Available	Not Specified	Not specified	Not Specified
Barometer	Not Available	No	Not specified	Not Supported
Compass	Not Available	No	Not specified	Not Supported
Other Sensors	Stress Monitoring, Female Cycle Tracking	Sedentary Reminder, Hydration Reminder	Stress Monitor, Menstrual Cycle Tracker, Women's Health Tracking	Step counter, Calorie tracker, Distance tracker
Connectivity
Wi-Fi	No Wi-Fi support	No	No Wi-Fi support	Not Supported
Bluetooth	Bluetooth version 5.4	Bluetooth 5.0	Bluetooth 5.3	Bluetooth v5.3
NFC	No	No	No	No
Cellular Connectivity	None	No	Bluetooth calling only (SingleSync), no standalone cellular	No Cellular/SIM support
ANT+	No	No	Not Specified	No
Battery
Capacity	410 mAh	300 mAh	280 mAh Lithium Polymer	270 mAh
Fast Charging Support	Full charge in approximately 50 minutes	No	Yes - NitroFast Charging (10 min for 1 day use)	Not Specified
Estimated Runtime	7-10 days typical; 2-3 days calling	Up to 7 Days (Typical)	Up to 7 days typical use, 10+ days standby	Up to 3 to 5 days on typical use
Charging Method	USB Magnetic 2-pin Pogo Cable	Wireless Magnetic Dock	Magnetic charging connector	Magnetic Pogo Pin
Battery Saver Modes	Automatic trigger at 10% battery	Power Saver Mode	Not mentioned	Scheduled Power Off
Memory & Storage
RAM	Not Specified	System RAM only	Not officially specified	Not Specified
Internal Storage	Flash memory for health data and contacts	No user accessible storage	Not officially specified	Not Specified
Expandable Storage	No	No	Not applicable	No
Design & Comfort
Bezel Type	Fixed Rugged Bezel	Fixed with Rotating Crown	Fixed, minimal bezel	Fixed bezel with switchable poppy bumpers
Buttons / Crown	Functional Rotating Crown and 2 Physical Buttons	1 Rotating Crown, 1 Push Button	Functional Crown (touch and pressure sensitive)	Single physical side button
Vibration Motor	Haptic Vibration Motor	Yes	Yes, haptic feedback vibration motor	Built-in vibration for alerts
Screen Glass Type	Flat Toughened Glass	Glass	Not specified	Not Specified
Health & Safety Features
Fall Detection / SOS Calling	SOS emergency calling via phone	No	Emergency SOS capability available	On-device SOS button and manual emergency contact storage
Menstrual Cycle / Health Tracking	Female Wellness Tracking via App	Yes (Female Health Tracking)	Women's Health Tracking with menstrual cycle tracking	Not Supported
Noise Monitoring	Not Available	No	Not mentioned	No
Guided Breathing / Mindfulness Features	Guided Breathing / Relax Mode	Breathing Exercises	Breathe Exercise feature	Not Specified
Audio & Voice
Built-in Speaker	Built-in speaker for Bluetooth calls	Yes	Yes, built-in speaker	Built-in speaker for alerts and learning audio
Microphone	Built-in microphone with ENx Noise Suppression	Yes	Yes, high-quality microphone	Built-in microphone for voice notes
Voice Assistant	Siri and Google Assistant supported	AI Voice Assistant (Siri/Google via Phone)	Yes, AI Voice Assistant (compatible with Alexa)	No
Bluetooth Audio Output	Audio via watch speaker	Phone Calls Only	Yes, via Bluetooth headphones	No
Notifications & Controls
Notification Support	Alerts for calls, SMS, and app notifications	Call, SMS, WhatsApp, Social Media	Call Alerts, SMS/Messaging, App Notifications, Social Media Alerts	Call alerts, SMS/text alerts, and App notifications
Quick Reply Options	Predefined quick reply for calls (Android only)	No	Predefined Quick Replies (Android only)	Not Specified
Music Control / Playback	Remote music control for phone	Music Control (Remote)	Full music control: Play/Pause, Volume, Previous/Next, Streaming control	Remote music control for paired smartphone
Find My Phone	Available via Bluetooth	Yes	Yes, Find My Phone feature	Yes
Remote Camera Shutter	Remote shutter control for phone	Yes	Yes, Camera Control feature	Yes
Security
Fingerprint Sensor	No	No	Not Specified	No
Face Unlock	No	No	Not Specified	No
NFC Payment Security	Not Available	No	No NFC support	No
Find My Watch	Available via boAt Crest App	Yes (via App)	Not explicitly mentioned	Yes, via Noise Junior App
Ports & Accessories
Charging Connector Type	Magnetic Pogo Pin	Wireless Charging Dock	Magnetic charging connector (proprietary)	Magnetic Pogo Pin
Optional Docks / Stands	Not Available	None	None mentioned	Not Specified
Bundled Extras	1 Magnetic Charging Cable	Charging Cable, Manual	Quick Start Guide, Warranty Card, Magnetic Charging Cable	1 Smartwatch, 1 Magnetic Charger, 2 Extra Switchable Bumpers, User Manual, Warranty Card
Software & Apps
App Store Availability	No standalone app store	No	Fastrack Smart World App (Google Play compatible)	No proprietary watch app store
Customization Options	100+ Cloud Watch Faces, Customizable Watch Face Studio	100+ Cloud Watch Faces	200+ Watchfaces, Multiple Menu Styles, Custom Watch Face Creation, 110+ Sports Modes, In-Built Games, Calculator	100+ Cloud-based watch faces; 3-in-1 look via switchable bumpers
Companion App	boAt Crest App	Fire-Boltt App / Da Fit	Fastrack Smart World App (formerly Fastrack Reflex World App)	Noise Junior App
OTA Updates	Firmware updates via App	Yes	Yes, over-the-air updates available	Supports over-the-air firmware updates
Pre-installed Apps	100+ Sports Modes, QR Tray, Weather, Calculator, Games	Alarm, Stopwatch, Timer, Weather, Calculator, Games	110+ Sports Modes, 200+ Watchfaces, In-Built Games, AI Voice Assistant, Calculator, Alarm Clock, Stopwatch, Timer, Stress Monitor	Learning Hub (Games, EduCards, Quizzes), Habit Builder, Smart Scheduler, Alarm, Timer, Stopwatch, Weather