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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	boAt Lunar Discovery ₹1,499 Prices and availability may change on the seller's site View Price	Noise Twist Go ₹1,499 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
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	1 Smartwatch, 1 USB Magnetic Charging Cable, 1 User Manual, 1 Warranty Card	Smartwatch, Magnetic Charging Cable, User Manual, Warranty Card	Smartwatch, Wireless Charging Dock, User Manual, Warranty Card
Model Name	boAt Lunar Atlas	Noise Junior Champ 3	Lunar Discovery	NoiseFit Twist Go	Fire-Boltt Axiom
Launch Date	06/02/2026	30/09/2025	25/10/2024	31/10/2023	15/09/2025
Colors	Ranger Black, Phantom Blue	Black Blaze, Astro Orbit, Cotton Cloud, Arctic Storm	Active Black, Brown, Active Blue, Cherry Blossom, Mint Green, Metal Black	Jet Black, Silver Grey, Rose Pink, Gold Link, Silver Link, Elite Black, Rose Wine	Black, Silver, Orange, Gold
Brand	BoAt	Noise	BoAt	Noise	FireBoltt
Display
Display Size	1.39, 3.5	1.4, 3.55	1.39, 3.53	1.39, 3.53	1.43, 3.63
Resolution	240, 240 pixels	240, 240 pixels	240, 240 pixels	240, 240 pixels	466, 466 pixels
Panel Type	Color HD Display (TFT-LCD)	IPS LCD	TFT LCD (HD Display)	TFT LCD	AMOLED
Touch Type	Full Capacitive Touch	Capacitive Touchscreen	MultiTouch	Full Touch	Full Capacitive Touch
Always-on Display	No	No	Not Specified	No	Yes
Brightness	500 nits	5-level adjustable brightness	Not specified	Up to 500 nits	1000 nits (Peak)
Refresh Rate	60 Hz	Not Specified	Not specified	60Hz	60Hz
Color Gamut / HDR Support	Standard	Not Specified	Not specified	Not Specified	Not Specified
Screen Protection	Flat Toughened Glass	Not Specified	Not specified	2.5D Glass	Flat Curved Glass
Body
Dimensions	264.9 x 48.6 x 12.9 mm	44 x 40 x 13 mm	44.0 x 45.9 x 12.3 mm	Round Dial, approx. 46mm diameter (exact mm not specified)	Standard 46mm dial size
Weight	Not Specified	31 grams	45 g	Approx. 40g - 45g	60 g
Case Material	Rugged Metallic Alloy Middle Frame with Plastic Bottom	Acrylonitrile Butadiene Styrene (ABS) plastic	Aluminum Alloy middle frame with plastic bottom	Metallic Finish (Zinc Alloy) with Polycarbonate back	Stainless Steel / Metal Alloy
Front Protection	Toughened Flat Glass	Not Specified	Standard glass	2.5D Curved Glass	Curved Glass
Strap / Bracelet Options	22mm Silicone Strap	Hypoallergenic silicone strap	Silicon and Metal straps available	22mm Silicone, Metallic Link, or Mesh options	Silicone, Stainless Steel (variant dependent)
Removable / Replaceable Strap	Yes	Not Specified	Yes	Yes	Yes
Water Resistance	IP68 water resistant up to 1.5m for 10 minutes	1 ATM (Up to 10m depth splash resistance)	IP67	IP67 Water Resistant	IP68 Water Resistant
Dust Resistance	Dust proof	Not Specified	IP67	IP67 Dust Resistant	IP68 Dust Resistant
Durability Certifications	IP68 Certified	IP Certified	Not Specified	Not Specified	Not Specified
Primary Controls	Touch Screen, Functional Rotating Crown, Side Buttons	Touch screen and single physical side button	Touch screen + Functional rotary crown (side button)	Touch Screen, Functional Rotating Crown	Rotating Crown, Touch Screen, Push Button
Processor
Operating System	Proprietary RTOS	Proprietary Kids Smartwatch OS	Crest+ OS	Noise OS (RTOS)	Proprietary RTOS
Chipset / SoC	Not Specified	Not Specified	Not specified	Single-chip Tru Sync™ Technology	Single Core Digital Chipset
CPU Cores & Clock Speed	Not Specified (Optimized for low power)	Not Specified	Not specified	Not Specified	Single Core
GPU	—	—	Not specified	Not Specified	Integrated
Health & Fitness Sensors
Heart Rate Monitor	Continuous Optical Heart Rate Monitoring	Optical heart rate sensor	Yes (Optical PPG sensor)	24/7 Heart Rate Monitor	Optical PPG Sensor
ECG	Not Available	Not Supported	No	No	No
SpO₂ / Blood Oxygen	SpO2 Blood Oxygen Monitoring	SpO2 Blood Oxygen sensor	Yes	SpO2 Monitoring	Yes
Skin Temperature Sensor	Not Available	Not Supported	No	No	No
Sleep Tracking	Sleep Stage Tracking (Light, Deep, REM)	Monitors sleep duration and quality	Yes (monitors sleep quality, hours slept)	Sleep Monitor with Stages	Yes (Light, Deep, REM)
Step Counter	Integrated Pedometer	Built-in pedometer	Yes (Pedometer with daily step count)	Yes	Yes
GPS	App-Powered GPS Tracking (Connected via Phone)	No built-in GPS tracking	Connected GPS	No (Connected GPS)	No (Connected GPS only)
Accelerometer	Tri-axial Accelerometer	3-axis accelerometer	Yes (G-sensor)	Yes	Yes
Gyroscope	Not Available	Not Specified	Yes	No	Not Specified
Barometer	Not Available	Not Supported	No	No	No
Compass	Not Available	Not Supported	No	No	No
Other Sensors	Stress Monitoring, Female Cycle Tracking	Step counter, Calorie tracker, Distance tracker	Stress Monitor, Energy Score tracking	Stress Monitor, Breathe Practice, Female Cycle Tracker	Sedentary Reminder, Hydration Reminder
Connectivity
Wi-Fi	No Wi-Fi support	Not Supported	No	No	No
Bluetooth	Bluetooth version 5.4	Bluetooth v5.3	Bluetooth 5.3	Bluetooth v5.3	Bluetooth 5.0
NFC	No	No	Yes	No	No
Cellular Connectivity	None	No Cellular/SIM support	No	No	No
ANT+	No	No	No	No	No
Battery
Capacity	410 mAh	270 mAh	260 mAh (Lithium Polymer)	210 mAh	300 mAh
Fast Charging Support	Full charge in approximately 50 minutes	Not Specified	Yes	No	No
Estimated Runtime	7-10 days typical; 2-3 days calling	Up to 3 to 5 days on typical use	Up to 7 days	Up to 7 Days (Typical), 2 Days (Calling)	Up to 7 Days (Typical)
Charging Method	USB Magnetic 2-pin Pogo Cable	Magnetic Pogo Pin	Magnetic charging cable	Magnetic Charging	Wireless Magnetic Dock
Battery Saver Modes	Automatic trigger at 10% battery	Scheduled Power Off	DND mode, various power saving settings	Power Saving Mode	Power Saver Mode
Memory & Storage
RAM	Not Specified	Not Specified	Not Specified	Not Specified	System RAM only
Internal Storage	Flash memory for health data and contacts	Not Specified	Not Specified	Stores call logs and up to 10 contacts	No user accessible storage
Expandable Storage	No	No	Not Specified	No	No
Design & Comfort
Bezel Type	Fixed Rugged Bezel	Fixed bezel with switchable poppy bumpers	Fixed bezel	Fixed Metallic Bezel	Fixed with Rotating Crown
Buttons / Crown	Functional Rotating Crown and 2 Physical Buttons	Single physical side button	1 functional crown/button	2 (Side Button + Rotating Crown)	1 Rotating Crown, 1 Push Button
Vibration Motor	Haptic Vibration Motor	Built-in vibration for alerts	Yes	Yes	Yes
Screen Glass Type	Flat Toughened Glass	Not Specified	Not specified	2.5D Curved Glass	Glass
Health & Safety Features
Fall Detection / SOS Calling	SOS emergency calling via phone	On-device SOS button and manual emergency contact storage	Emergency SOS feature (press and hold to alert contacts)	No	No
Menstrual Cycle / Health Tracking	Female Wellness Tracking via App	Not Supported	Not available	Female Cycle Tracker	Yes (Female Health Tracking)
Noise Monitoring	Not Available	No	No	No	No
Guided Breathing / Mindfulness Features	Guided Breathing / Relax Mode	Not Specified	Yes (Breathe Training Mode / Relax Mode)	Breathe Practice	Breathing Exercises
Audio & Voice
Built-in Speaker	Built-in speaker for Bluetooth calls	Built-in speaker for alerts and learning audio	Yes (HD speaker)	Yes	Yes
Microphone	Built-in microphone with ENx Noise Suppression	Built-in microphone for voice notes	Yes (Built-in HD microphone)	Yes	Yes
Voice Assistant	Siri and Google Assistant supported	No	Yes	AI Voice Assistant (Siri/Google)	AI Voice Assistant (Siri/Google via Phone)
Bluetooth Audio Output	Audio via watch speaker	No	Yes	No	Phone Calls Only
Notifications & Controls
Notification Support	Alerts for calls, SMS, and app notifications	Call alerts, SMS/text alerts, and App notifications	Call Alerts, SMS/Messaging Alerts, App Notifications	Call, SMS, Social Media, Email	Call, SMS, WhatsApp, Social Media
Quick Reply Options	Predefined quick reply for calls (Android only)	Not Specified	Predefined quick replies available	Quick Reply (Android Only)	No
Music Control / Playback	Remote music control for phone	Remote music control for paired smartphone	Yes (Play/Pause, Volume Control, Track navigation)	Remote Music Control	Music Control (Remote)
Find My Phone	Available via Bluetooth	Yes	Yes	Yes	Yes
Remote Camera Shutter	Remote shutter control for phone	Yes	Yes	Yes	Yes
Security
Fingerprint Sensor	No	No	No	No	No
Face Unlock	No	No	No	No	No
NFC Payment Security	Not Available	No	No	No	No
Find My Watch	Available via boAt Crest App	Yes, via Noise Junior App	Yes (via app)	Yes (via App)	Yes (via App)
Ports & Accessories
Charging Connector Type	Magnetic Pogo Pin	Magnetic Pogo Pin	Magnetic USB charging cable	Magnetic Pogo Pin	Wireless Charging Dock
Optional Docks / Stands	Not Available	Not Specified	Not included	None	None
Bundled Extras	1 Magnetic Charging Cable	1 Smartwatch, 1 Magnetic Charger, 2 Extra Switchable Bumpers, User Manual, Warranty Card	Magnetic charging cable, User manual, Warranty QR card	Charging Cable, User Manual	Charging Cable, Manual
Software & Apps
App Store Availability	No standalone app store	No proprietary watch app store	Not Supported	No	No
Customization Options	100+ Cloud Watch Faces, Customizable Watch Face Studio	100+ Cloud-based watch faces; 3-in-1 look via switchable bumpers	DIY Watch Face Studio (custom watch faces), 700+ active/sports modes	100+ Cloud Watch Faces	100+ Cloud Watch Faces
Companion App	boAt Crest App	Noise Junior App	boAt Crest App (Android 7.0+, iOS 14.0+)	NoiseFit App	Fire-Boltt App / Da Fit
OTA Updates	Firmware updates via App	Supports over-the-air firmware updates	Yes (via companion app)	Yes	Yes
Pre-installed Apps	100+ Sports Modes, QR Tray, Weather, Calculator, Games	Learning Hub (Games, EduCards, Quizzes), Habit Builder, Smart Scheduler, Alarm, Timer, Stopwatch, Weather	Turn-by-Turn Navigation (MapMyIndia), QR Tray, Emergency SOS, Weather, Alarm, Timer, Stopwatch, Games	Alarm, Stopwatch, Timer, Weather, Calculator, World Clock	Alarm, Stopwatch, Timer, Weather, Calculator, Games