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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	Noise Junior Champ 3 ₹1,999 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	boAt Lunar Discovery ₹1,499 Prices and availability may change on the seller's site View Price	Noise Twist Round dial ₹1,499 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, Magnetic Charging Cable, User Manual, Warranty Card	Smartwatch, Wireless Charging Dock, User Manual, Warranty Card	Smartwatch, Magnetic Charging Cable, Quick Start Guide, Warranty Card	1 Smartwatch, 1 USB Magnetic Charging Cable, 1 User Manual, 1 Warranty Card	Smartwatch, Magnetic Charging Cable, User Manual, Warranty Card
Model Name	boAt Lunar Atlas	Noise Junior Champ 3	Fire-Boltt Axiom	Fastrack Limitless FS2+	Lunar Discovery	NoiseFit Twist
Launch Date	06/02/2026	30/09/2025	15/09/2025	10/07/2024	25/10/2024	12/01/2023
Colors	Ranger Black, Phantom Blue	Black Blaze, Astro Orbit, Cotton Cloud, Arctic Storm	Black, Silver, Orange, Gold	Charcoal Black, Wine Red, Copper Teal, Blue, Beige	Active Black, Brown, Active Blue, Cherry Blossom, Mint Green, Metal Black	Jet Black, Silver Grey, Rose Wine, Rose Pink, Space Blue
Brand	BoAt	Noise	FireBoltt	Fastrack	BoAt	Noise
Display
Display Size	1.39, 3.5	1.4, 3.55	1.43, 3.63	2.01, 5.1	1.39, 3.53	1.38, 3.5
Resolution	240, 240 pixels	240, 240 pixels	466, 466 pixels	320, 320 pixels	240, 240 pixels	240, 240 pixels
Panel Type	Color HD Display (TFT-LCD)	IPS LCD	AMOLED	TFT LCD UltraVU Display	TFT LCD (HD Display)	TFT LCD with 246 PPI pixel density
Touch Type	Full Capacitive Touch	Capacitive Touchscreen	Full Capacitive Touch	Capacitive Touchscreen	MultiTouch	Multi-touch capacitive touchscreen
Always-on Display	No	No	Yes	No	Not Specified	No
Brightness	500 nits	5-level adjustable brightness	1000 nits (Peak)	Not specified	Not specified	550 nits peak brightness
Refresh Rate	60 Hz	Not Specified	60Hz	Not specified	Not specified	Standard 60Hz (typical for TFT)
Color Gamut / HDR Support	Standard	Not Specified	Not Specified	Standard color gamut, no HDR support	Not specified	Standard RGB color gamut
Screen Protection	Flat Toughened Glass	Not Specified	Flat Curved Glass	Not specified	Not specified	Not specified
Body
Dimensions	264.9 x 48.6 x 12.9 mm	44 x 40 x 13 mm	Standard 46mm dial size	Not Specified	44.0 x 45.9 x 12.3 mm	45.7 x 52.2 x 11.9 mm
Weight	Not Specified	31 grams	60 g	48 grams	45 g	27.6 grams
Case Material	Rugged Metallic Alloy Middle Frame with Plastic Bottom	Acrylonitrile Butadiene Styrene (ABS) plastic	Stainless Steel / Metal Alloy	Polycarbonate	Aluminum Alloy middle frame with plastic bottom	PC+ABS plastic with metal unibody appearance
Front Protection	Toughened Flat Glass	Not Specified	Curved Glass	Not specified	Standard glass	Not specified
Strap / Bracelet Options	22mm Silicone Strap	Hypoallergenic silicone strap	Silicone, Stainless Steel (variant dependent)	Silicone	Silicon and Metal straps available	22mm silicone with quick-release mechanism
Removable / Replaceable Strap	Yes	Not Specified	Yes	No	Yes	Yes
Water Resistance	IP68 water resistant up to 1.5m for 10 minutes	1 ATM (Up to 10m depth splash resistance)	IP68 Water Resistant	IP68 (1.5m water resistance)	IP67	IP68 - Water resistant to 1.5m depth
Dust Resistance	Dust proof	Not Specified	IP68 Dust Resistant	Yes, dust proof (IP68 certified)	IP67	IP68 - Dust resistant
Durability Certifications	IP68 Certified	IP Certified	Not Specified	IP68 certified	Not Specified	IP68 certified
Primary Controls	Touch Screen, Functional Rotating Crown, Side Buttons	Touch screen and single physical side button	Rotating Crown, Touch Screen, Push Button	Functional Crown (touch-sensitive), Touchscreen	Touch screen + Functional rotary crown (side button)	Touch screen with gesture controls and wake-up gesture
Processor
Operating System	Proprietary RTOS	Proprietary Kids Smartwatch OS	Proprietary RTOS	Android, iOS compatible	Crest+ OS	Proprietary Real-Time Operating System (RTOS)
Chipset / SoC	Not Specified	Not Specified	Single Core Digital Chipset	Not Specified	Not specified	Not publicly disclosed
CPU Cores & Clock Speed	Not Specified (Optimized for low power)	Not Specified	Single Core	Not Specified	Not specified	Not specified
GPU	—	—	Integrated	Not specified	Not specified	Not specified
Health & Fitness Sensors
Heart Rate Monitor	Continuous Optical Heart Rate Monitoring	Optical heart rate sensor	Optical PPG Sensor	24x7 Heart Rate Monitoring	Yes (Optical PPG sensor)	Yes - 24/7 continuous optical PPG monitoring
ECG	Not Available	Not Supported	No	No ECG support	No	Not available
SpO₂ / Blood Oxygen	SpO2 Blood Oxygen Monitoring	SpO2 Blood Oxygen sensor	Yes	SpO2 / Blood Oxygen Monitor with continuous monitoring	Yes	Yes - Blood oxygen saturation monitoring
Skin Temperature Sensor	Not Available	Not Supported	No	Not mentioned	No	Not available
Sleep Tracking	Sleep Stage Tracking (Light, Deep, REM)	Monitors sleep duration and quality	Yes (Light, Deep, REM)	Sleep Tracker with sleep quality analysis	Yes (monitors sleep quality, hours slept)	Yes - Automatic sleep detection with stage analysis
Step Counter	Integrated Pedometer	Built-in pedometer	Yes	Pedometer / Step Counter	Yes (Pedometer with daily step count)	Yes - Pedometer with step tracking
GPS	App-Powered GPS Tracking (Connected via Phone)	No built-in GPS tracking	No (Connected GPS only)	Connected GPS (via smartphone only)	Connected GPS	Not available - Bluetooth only
Accelerometer	Tri-axial Accelerometer	3-axis accelerometer	Yes	Yes, Accelerometer sensor	Yes (G-sensor)	Yes - Motion detection
Gyroscope	Not Available	Not Specified	Not Specified	Not specified	Yes	Yes - Rotation sensing
Barometer	Not Available	Not Supported	No	Not specified	No	Not available
Compass	Not Available	Not Supported	No	Not specified	No	Not available
Other Sensors	Stress Monitoring, Female Cycle Tracking	Step counter, Calorie tracker, Distance tracker	Sedentary Reminder, Hydration Reminder	Stress Monitor, Menstrual Cycle Tracker, Women's Health Tracking	Stress Monitor, Energy Score tracking	Stress monitor, activity tracking, calorie counter, female cycle tracker
Connectivity
Wi-Fi	No Wi-Fi support	Not Supported	No	No Wi-Fi support	No	Not available
Bluetooth	Bluetooth version 5.4	Bluetooth v5.3	Bluetooth 5.0	Bluetooth 5.3	Bluetooth 5.3	Bluetooth 5.3 with Tru Sync technology
NFC	No	No	No	No	Yes	No
Cellular Connectivity	None	No Cellular/SIM support	No	Bluetooth calling only (SingleSync), no standalone cellular	No	None - Bluetooth only
ANT+	No	No	No	Not Specified	No	No
Battery
Capacity	410 mAh	270 mAh	300 mAh	280 mAh Lithium Polymer	260 mAh (Lithium Polymer)	300 mAh lithium-ion
Fast Charging Support	Full charge in approximately 50 minutes	Not Specified	No	Yes - NitroFast Charging (10 min for 1 day use)	Yes	Not available
Estimated Runtime	7-10 days typical; 2-3 days calling	Up to 3 to 5 days on typical use	Up to 7 Days (Typical)	Up to 7 days typical use, 10+ days standby	Up to 7 days	7 days typical use, 25 days standby, 2 days with heavy BT calling
Charging Method	USB Magnetic 2-pin Pogo Cable	Magnetic Pogo Pin	Wireless Magnetic Dock	Magnetic charging connector	Magnetic charging cable	Proprietary magnetic pogo pins connector
Battery Saver Modes	Automatic trigger at 10% battery	Scheduled Power Off	Power Saver Mode	Not mentioned	DND mode, various power saving settings	Brightness reduction, disable 24/7 HR monitoring, low power mode
Memory & Storage
RAM	Not Specified	Not Specified	System RAM only	Not officially specified	Not Specified	Not specified
Internal Storage	Flash memory for health data and contacts	Not Specified	No user accessible storage	Not officially specified	Not Specified	Limited (cloud-based watch faces only)
Expandable Storage	No	No	No	Not applicable	Not Specified	Not available
Design & Comfort
Bezel Type	Fixed Rugged Bezel	Fixed bezel with switchable poppy bumpers	Fixed with Rotating Crown	Fixed, minimal bezel	Fixed bezel	Fixed circular bezel with flat surface design
Buttons / Crown	Functional Rotating Crown and 2 Physical Buttons	Single physical side button	1 Rotating Crown, 1 Push Button	Functional Crown (touch and pressure sensitive)	1 functional crown/button	No physical buttons - Touch controls only
Vibration Motor	Haptic Vibration Motor	Built-in vibration for alerts	Yes	Yes, haptic feedback vibration motor	Yes	Yes - Linear haptic motor for haptic feedback
Screen Glass Type	Flat Toughened Glass	Not Specified	Glass	Not specified	Not specified	Standard protective glass (not specified)
Health & Safety Features
Fall Detection / SOS Calling	SOS emergency calling via phone	On-device SOS button and manual emergency contact storage	No	Emergency SOS capability available	Emergency SOS feature (press and hold to alert contacts)	Not available
Menstrual Cycle / Health Tracking	Female Wellness Tracking via App	Not Supported	Yes (Female Health Tracking)	Women's Health Tracking with menstrual cycle tracking	Not available	Yes - Female health tracking with cycle prediction
Noise Monitoring	Not Available	No	No	Not mentioned	No	Not available
Guided Breathing / Mindfulness Features	Guided Breathing / Relax Mode	Not Specified	Breathing Exercises	Breathe Exercise feature	Yes (Breathe Training Mode / Relax Mode)	Yes - Breathe Practice guided breathing exercises
Audio & Voice
Built-in Speaker	Built-in speaker for Bluetooth calls	Built-in speaker for alerts and learning audio	Yes	Yes, built-in speaker	Yes (HD speaker)	Yes - For Bluetooth calling
Microphone	Built-in microphone with ENx Noise Suppression	Built-in microphone for voice notes	Yes	Yes, high-quality microphone	Yes (Built-in HD microphone)	Yes - For Bluetooth calling
Voice Assistant	Siri and Google Assistant supported	No	AI Voice Assistant (Siri/Google via Phone)	Yes, AI Voice Assistant (compatible with Alexa)	Yes	Not available
Bluetooth Audio Output	Audio via watch speaker	No	Phone Calls Only	Yes, via Bluetooth headphones	Yes	Not available - No music streaming
Notifications & Controls
Notification Support	Alerts for calls, SMS, and app notifications	Call alerts, SMS/text alerts, and App notifications	Call, SMS, WhatsApp, Social Media	Call Alerts, SMS/Messaging, App Notifications, Social Media Alerts	Call Alerts, SMS/Messaging Alerts, App Notifications	Yes - Call alerts, SMS alerts, app notifications with preview
Quick Reply Options	Predefined quick reply for calls (Android only)	Not Specified	No	Predefined Quick Replies (Android only)	Predefined quick replies available	Yes - Predefined quick reply messages only
Music Control / Playback	Remote music control for phone	Remote music control for paired smartphone	Music Control (Remote)	Full music control: Play/Pause, Volume, Previous/Next, Streaming control	Yes (Play/Pause, Volume Control, Track navigation)	Yes - Remote phone music control (play/pause, volume, track skip)
Find My Phone	Available via Bluetooth	Yes	Yes	Yes, Find My Phone feature	Yes	Yes - Locate paired smartphone
Remote Camera Shutter	Remote shutter control for phone	Yes	Yes	Yes, Camera Control feature	Yes	Yes - Remote camera trigger for photos
Security
Fingerprint Sensor	No	No	No	Not Specified	No	No
Face Unlock	No	No	No	Not Specified	No	No
NFC Payment Security	Not Available	No	No	No NFC support	No	Not available
Find My Watch	Available via boAt Crest App	Yes, via Noise Junior App	Yes (via App)	Not explicitly mentioned	Yes (via app)	Not available
Ports & Accessories
Charging Connector Type	Magnetic Pogo Pin	Magnetic Pogo Pin	Wireless Charging Dock	Magnetic charging connector (proprietary)	Magnetic USB charging cable	Proprietary magnetic pogo pins connector
Optional Docks / Stands	Not Available	Not Specified	None	None mentioned	Not included	None mentioned
Bundled Extras	1 Magnetic Charging Cable	1 Smartwatch, 1 Magnetic Charger, 2 Extra Switchable Bumpers, User Manual, Warranty Card	Charging Cable, Manual	Quick Start Guide, Warranty Card, Magnetic Charging Cable	Magnetic charging cable, User manual, Warranty QR card	Magnetic charging cable, user manual, warranty card
Software & Apps
App Store Availability	No standalone app store	No proprietary watch app store	No	Fastrack Smart World App (Google Play compatible)	Not Supported	Cloud-based proprietary store via NoiseFit app
Customization Options	100+ Cloud Watch Faces, Customizable Watch Face Studio	100+ Cloud-based watch faces; 3-in-1 look via switchable bumpers	100+ Cloud Watch Faces	200+ Watchfaces, Multiple Menu Styles, Custom Watch Face Creation, 110+ Sports Modes, In-Built Games, Calculator	DIY Watch Face Studio (custom watch faces), 700+ active/sports modes	100+ cloud-based watch faces with customization through NoiseFit app
Companion App	boAt Crest App	Noise Junior App	Fire-Boltt App / Da Fit	Fastrack Smart World App (formerly Fastrack Reflex World App)	boAt Crest App (Android 7.0+, iOS 14.0+)	NoiseFit App - Health tracking, notifications, watch face management
OTA Updates	Firmware updates via App	Supports over-the-air firmware updates	Yes	Yes, over-the-air updates available	Yes (via companion app)	Yes - OTA firmware updates available
Pre-installed Apps	100+ Sports Modes, QR Tray, Weather, Calculator, Games	Learning Hub (Games, EduCards, Quizzes), Habit Builder, Smart Scheduler, Alarm, Timer, Stopwatch, Weather	Alarm, Stopwatch, Timer, Weather, Calculator, Games	110+ Sports Modes, 200+ Watchfaces, In-Built Games, AI Voice Assistant, Calculator, Alarm Clock, Stopwatch, Timer, Stress Monitor	Turn-by-Turn Navigation (MapMyIndia), QR Tray, Emergency SOS, Weather, Alarm, Timer, Stopwatch, Games	Noise Health Suite, Breathe Practice, Female Health Tracker, Stress Monitor, Sleep Monitor, Activity Tracker, 100+ Sports Modes, Calculator, Weather, Reminders, Alarm, Timer, Stopwatch, World Clock