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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	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 Round dial ₹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
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, 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, Magnetic Charging Cable, User Manual, Warranty Card
Model Name	boAt Lunar Atlas	Fire-Boltt Axiom	Noise Junior Champ 3	Lunar Discovery	NoiseFit Twist	NoiseFit Twist Go
Launch Date	06/02/2026	15/09/2025	30/09/2025	25/10/2024	12/01/2023	31/10/2023
Colors	Ranger Black, Phantom Blue	Black, Silver, Orange, Gold	Black Blaze, Astro Orbit, Cotton Cloud, Arctic Storm	Active Black, Brown, Active Blue, Cherry Blossom, Mint Green, Metal Black	Jet Black, Silver Grey, Rose Wine, Rose Pink, Space Blue	Jet Black, Silver Grey, Rose Pink, Gold Link, Silver Link, Elite Black, Rose Wine
Brand	BoAt	FireBoltt	Noise	BoAt	Noise	Noise
Display
Display Size	1.39, 3.5	1.43, 3.63	1.4, 3.55	1.39, 3.53	1.38, 3.5	1.39, 3.53
Resolution	240, 240 pixels	466, 466 pixels	240, 240 pixels	240, 240 pixels	240, 240 pixels	240, 240 pixels
Panel Type	Color HD Display (TFT-LCD)	AMOLED	IPS LCD	TFT LCD (HD Display)	TFT LCD with 246 PPI pixel density	TFT LCD
Touch Type	Full Capacitive Touch	Full Capacitive Touch	Capacitive Touchscreen	MultiTouch	Multi-touch capacitive touchscreen	Full Touch
Always-on Display	No	Yes	No	Not Specified	No	No
Brightness	500 nits	1000 nits (Peak)	5-level adjustable brightness	Not specified	550 nits peak brightness	Up to 500 nits
Refresh Rate	60 Hz	60Hz	Not Specified	Not specified	Standard 60Hz (typical for TFT)	60Hz
Color Gamut / HDR Support	Standard	Not Specified	Not Specified	Not specified	Standard RGB color gamut	Not Specified
Screen Protection	Flat Toughened Glass	Flat Curved Glass	Not Specified	Not specified	Not specified	2.5D Glass
Body
Dimensions	264.9 x 48.6 x 12.9 mm	Standard 46mm dial size	44 x 40 x 13 mm	44.0 x 45.9 x 12.3 mm	45.7 x 52.2 x 11.9 mm	Round Dial, approx. 46mm diameter (exact mm not specified)
Weight	Not Specified	60 g	31 grams	45 g	27.6 grams	Approx. 40g - 45g
Case Material	Rugged Metallic Alloy Middle Frame with Plastic Bottom	Stainless Steel / Metal Alloy	Acrylonitrile Butadiene Styrene (ABS) plastic	Aluminum Alloy middle frame with plastic bottom	PC+ABS plastic with metal unibody appearance	Metallic Finish (Zinc Alloy) with Polycarbonate back
Front Protection	Toughened Flat Glass	Curved Glass	Not Specified	Standard glass	Not specified	2.5D Curved Glass
Strap / Bracelet Options	22mm Silicone Strap	Silicone, Stainless Steel (variant dependent)	Hypoallergenic silicone strap	Silicon and Metal straps available	22mm silicone with quick-release mechanism	22mm Silicone, Metallic Link, or Mesh options
Removable / Replaceable Strap	Yes	Yes	Not Specified	Yes	Yes	Yes
Water Resistance	IP68 water resistant up to 1.5m for 10 minutes	IP68 Water Resistant	1 ATM (Up to 10m depth splash resistance)	IP67	IP68 - Water resistant to 1.5m depth	IP67 Water Resistant
Dust Resistance	Dust proof	IP68 Dust Resistant	Not Specified	IP67	IP68 - Dust resistant	IP67 Dust Resistant
Durability Certifications	IP68 Certified	Not Specified	IP Certified	Not Specified	IP68 certified	Not Specified
Primary Controls	Touch Screen, Functional Rotating Crown, Side Buttons	Rotating Crown, Touch Screen, Push Button	Touch screen and single physical side button	Touch screen + Functional rotary crown (side button)	Touch screen with gesture controls and wake-up gesture	Touch Screen, Functional Rotating Crown
Processor
Operating System	Proprietary RTOS	Proprietary RTOS	Proprietary Kids Smartwatch OS	Crest+ OS	Proprietary Real-Time Operating System (RTOS)	Noise OS (RTOS)
Chipset / SoC	Not Specified	Single Core Digital Chipset	Not Specified	Not specified	Not publicly disclosed	Single-chip Tru Sync™ Technology
CPU Cores & Clock Speed	Not Specified (Optimized for low power)	Single Core	Not Specified	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 PPG Sensor	Optical heart rate sensor	Yes (Optical PPG sensor)	Yes - 24/7 continuous optical PPG monitoring	24/7 Heart Rate Monitor
ECG	Not Available	No	Not Supported	No	Not available	No
SpO₂ / Blood Oxygen	SpO2 Blood Oxygen Monitoring	Yes	SpO2 Blood Oxygen sensor	Yes	Yes - Blood oxygen saturation monitoring	SpO2 Monitoring
Skin Temperature Sensor	Not Available	No	Not Supported	No	Not available	No
Sleep Tracking	Sleep Stage Tracking (Light, Deep, REM)	Yes (Light, Deep, REM)	Monitors sleep duration and quality	Yes (monitors sleep quality, hours slept)	Yes - Automatic sleep detection with stage analysis	Sleep Monitor with Stages
Step Counter	Integrated Pedometer	Yes	Built-in pedometer	Yes (Pedometer with daily step count)	Yes - Pedometer with step tracking	Yes
GPS	App-Powered GPS Tracking (Connected via Phone)	No (Connected GPS only)	No built-in GPS tracking	Connected GPS	Not available - Bluetooth only	No (Connected GPS)
Accelerometer	Tri-axial Accelerometer	Yes	3-axis accelerometer	Yes (G-sensor)	Yes - Motion detection	Yes
Gyroscope	Not Available	Not Specified	Not Specified	Yes	Yes - Rotation sensing	No
Barometer	Not Available	No	Not Supported	No	Not available	No
Compass	Not Available	No	Not Supported	No	Not available	No
Other Sensors	Stress Monitoring, Female Cycle Tracking	Sedentary Reminder, Hydration Reminder	Step counter, Calorie tracker, Distance tracker	Stress Monitor, Energy Score tracking	Stress monitor, activity tracking, calorie counter, female cycle tracker	Stress Monitor, Breathe Practice, Female Cycle Tracker
Connectivity
Wi-Fi	No Wi-Fi support	No	Not Supported	No	Not available	No
Bluetooth	Bluetooth version 5.4	Bluetooth 5.0	Bluetooth v5.3	Bluetooth 5.3	Bluetooth 5.3 with Tru Sync technology	Bluetooth v5.3
NFC	No	No	No	Yes	No	No
Cellular Connectivity	None	No	No Cellular/SIM support	No	None - Bluetooth only	No
ANT+	No	No	No	No	No	No
Battery
Capacity	410 mAh	300 mAh	270 mAh	260 mAh (Lithium Polymer)	300 mAh lithium-ion	210 mAh
Fast Charging Support	Full charge in approximately 50 minutes	No	Not Specified	Yes	Not available	No
Estimated Runtime	7-10 days typical; 2-3 days calling	Up to 7 Days (Typical)	Up to 3 to 5 days on typical use	Up to 7 days	7 days typical use, 25 days standby, 2 days with heavy BT calling	Up to 7 Days (Typical), 2 Days (Calling)
Charging Method	USB Magnetic 2-pin Pogo Cable	Wireless Magnetic Dock	Magnetic Pogo Pin	Magnetic charging cable	Proprietary magnetic pogo pins connector	Magnetic Charging
Battery Saver Modes	Automatic trigger at 10% battery	Power Saver Mode	Scheduled Power Off	DND mode, various power saving settings	Brightness reduction, disable 24/7 HR monitoring, low power mode	Power Saving Mode
Memory & Storage
RAM	Not Specified	System RAM only	Not Specified	Not Specified	Not specified	Not Specified
Internal Storage	Flash memory for health data and contacts	No user accessible storage	Not Specified	Not Specified	Limited (cloud-based watch faces only)	Stores call logs and up to 10 contacts
Expandable Storage	No	No	No	Not Specified	Not available	No
Design & Comfort
Bezel Type	Fixed Rugged Bezel	Fixed with Rotating Crown	Fixed bezel with switchable poppy bumpers	Fixed bezel	Fixed circular bezel with flat surface design	Fixed Metallic Bezel
Buttons / Crown	Functional Rotating Crown and 2 Physical Buttons	1 Rotating Crown, 1 Push Button	Single physical side button	1 functional crown/button	No physical buttons - Touch controls only	2 (Side Button + Rotating Crown)
Vibration Motor	Haptic Vibration Motor	Yes	Built-in vibration for alerts	Yes	Yes - Linear haptic motor for haptic feedback	Yes
Screen Glass Type	Flat Toughened Glass	Glass	Not Specified	Not specified	Standard protective glass (not specified)	2.5D Curved Glass
Health & Safety Features
Fall Detection / SOS Calling	SOS emergency calling via phone	No	On-device SOS button and manual emergency contact storage	Emergency SOS feature (press and hold to alert contacts)	Not available	No
Menstrual Cycle / Health Tracking	Female Wellness Tracking via App	Yes (Female Health Tracking)	Not Supported	Not available	Yes - Female health tracking with cycle prediction	Female Cycle Tracker
Noise Monitoring	Not Available	No	No	No	Not available	No
Guided Breathing / Mindfulness Features	Guided Breathing / Relax Mode	Breathing Exercises	Not Specified	Yes (Breathe Training Mode / Relax Mode)	Yes - Breathe Practice guided breathing exercises	Breathe Practice
Audio & Voice
Built-in Speaker	Built-in speaker for Bluetooth calls	Yes	Built-in speaker for alerts and learning audio	Yes (HD speaker)	Yes - For Bluetooth calling	Yes
Microphone	Built-in microphone with ENx Noise Suppression	Yes	Built-in microphone for voice notes	Yes (Built-in HD microphone)	Yes - For Bluetooth calling	Yes
Voice Assistant	Siri and Google Assistant supported	AI Voice Assistant (Siri/Google via Phone)	No	Yes	Not available	AI Voice Assistant (Siri/Google)
Bluetooth Audio Output	Audio via watch speaker	Phone Calls Only	No	Yes	Not available - No music streaming	No
Notifications & Controls
Notification Support	Alerts for calls, SMS, and app notifications	Call, SMS, WhatsApp, Social Media	Call alerts, SMS/text alerts, and App notifications	Call Alerts, SMS/Messaging Alerts, App Notifications	Yes - Call alerts, SMS alerts, app notifications with preview	Call, SMS, Social Media, Email
Quick Reply Options	Predefined quick reply for calls (Android only)	No	Not Specified	Predefined quick replies available	Yes - Predefined quick reply messages only	Quick Reply (Android Only)
Music Control / Playback	Remote music control for phone	Music Control (Remote)	Remote music control for paired smartphone	Yes (Play/Pause, Volume Control, Track navigation)	Yes - Remote phone music control (play/pause, volume, track skip)	Remote Music Control
Find My Phone	Available via Bluetooth	Yes	Yes	Yes	Yes - Locate paired smartphone	Yes
Remote Camera Shutter	Remote shutter control for phone	Yes	Yes	Yes	Yes - Remote camera trigger for photos	Yes
Security
Fingerprint Sensor	No	No	No	No	No	No
Face Unlock	No	No	No	No	No	No
NFC Payment Security	Not Available	No	No	No	Not available	No
Find My Watch	Available via boAt Crest App	Yes (via App)	Yes, via Noise Junior App	Yes (via app)	Not available	Yes (via App)
Ports & Accessories
Charging Connector Type	Magnetic Pogo Pin	Wireless Charging Dock	Magnetic Pogo Pin	Magnetic USB charging cable	Proprietary magnetic pogo pins connector	Magnetic Pogo Pin
Optional Docks / Stands	Not Available	None	Not Specified	Not included	None mentioned	None
Bundled Extras	1 Magnetic Charging Cable	Charging Cable, Manual	1 Smartwatch, 1 Magnetic Charger, 2 Extra Switchable Bumpers, User Manual, Warranty Card	Magnetic charging cable, User manual, Warranty QR card	Magnetic charging cable, user manual, warranty card	Charging Cable, User Manual
Software & Apps
App Store Availability	No standalone app store	No	No proprietary watch app store	Not Supported	Cloud-based proprietary store via NoiseFit app	No
Customization Options	100+ Cloud Watch Faces, Customizable Watch Face Studio	100+ Cloud Watch Faces	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-based watch faces with customization through NoiseFit app	100+ Cloud Watch Faces
Companion App	boAt Crest App	Fire-Boltt App / Da Fit	Noise Junior App	boAt Crest App (Android 7.0+, iOS 14.0+)	NoiseFit App - Health tracking, notifications, watch face management	NoiseFit App
OTA Updates	Firmware updates via App	Yes	Supports over-the-air firmware updates	Yes (via companion app)	Yes - OTA firmware updates available	Yes
Pre-installed Apps	100+ Sports Modes, QR Tray, Weather, Calculator, Games	Alarm, Stopwatch, Timer, 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	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	Alarm, Stopwatch, Timer, Weather, Calculator, World Clock