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Specification	Noise Junior Champ 3 ₹1,999 Prices and availability may change on the seller's site View Price	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
General
In The Box	Smartwatch, Magnetic Charging Cable, User Manual, Warranty Card	1 Unit Smartwatch, 1 Unit USB Magnetic Charging Cable, 1 Unit User Manual, 1 Unit Warranty Card
Model Name	Noise Junior Champ 3	boAt Lunar Atlas
Launch Date	30/09/2025	06/02/2026
Colors	Black Blaze, Astro Orbit, Cotton Cloud, Arctic Storm	Ranger Black, Phantom Blue
Brand	Noise	BoAt
Display
Display Size	1.4, 3.55	1.39, 3.5
Resolution	240, 240 pixels	240, 240 pixels
Panel Type	IPS LCD	Color HD Display (TFT-LCD)
Touch Type	Capacitive Touchscreen	Full Capacitive Touch
Always-on Display	No	No
Brightness	5-level adjustable brightness	500 nits
Refresh Rate	Not Specified	60 Hz
Color Gamut / HDR Support	Not Specified	Standard
Screen Protection	Not Specified	Flat Toughened Glass
Body
Dimensions	44 x 40 x 13 mm	264.9 x 48.6 x 12.9 mm
Weight	31 grams	Not Specified
Case Material	Acrylonitrile Butadiene Styrene (ABS) plastic	Rugged Metallic Alloy Middle Frame with Plastic Bottom
Front Protection	Not Specified	Toughened Flat Glass
Strap / Bracelet Options	Hypoallergenic silicone strap	22mm Silicone Strap
Removable / Replaceable Strap	Not Specified	Yes
Water Resistance	1 ATM (Up to 10m depth splash resistance)	IP68 water resistant up to 1.5m for 10 minutes
Dust Resistance	Not Specified	Dust proof
Durability Certifications	IP Certified	IP68 Certified
Primary Controls	Touch screen and single physical side button	Touch Screen, Functional Rotating Crown, Side Buttons
Processor
Operating System	Proprietary Kids Smartwatch OS	Proprietary RTOS
Chipset / SoC	Not Specified	Not Specified
CPU Cores & Clock Speed	Not Specified	Not Specified (Optimized for low power)
Health & Fitness Sensors
Heart Rate Monitor	Optical heart rate sensor	Continuous Optical Heart Rate Monitoring
ECG	Not Supported	Not Available
SpO₂ / Blood Oxygen	SpO2 Blood Oxygen sensor	SpO2 Blood Oxygen Monitoring
Skin Temperature Sensor	Not Supported	Not Available
Sleep Tracking	Monitors sleep duration and quality	Sleep Stage Tracking (Light, Deep, REM)
Step Counter	Built-in pedometer	Integrated Pedometer
GPS	No built-in GPS tracking	App-Powered GPS Tracking (Connected via Phone)
Accelerometer	3-axis accelerometer	Tri-axial Accelerometer
Gyroscope	Not Specified	Not Available
Barometer	Not Supported	Not Available
Compass	Not Supported	Not Available
Other Sensors	Step counter, Calorie tracker, Distance tracker	Stress Monitoring, Female Cycle Tracking
Connectivity
Wi-Fi	Not Supported	No Wi-Fi support
Bluetooth	Bluetooth v5.3	Bluetooth version 5.4
NFC	No	No
Cellular Connectivity	No Cellular/SIM support	None
ANT+	No	No
Battery
Capacity	270 mAh	410 mAh
Fast Charging Support	Not Specified	Full charge in approximately 50 minutes
Estimated Runtime	Up to 3 to 5 days on typical use	7-10 days typical; 2-3 days calling
Charging Method	Magnetic Pogo Pin	USB Magnetic 2-pin Pogo Cable
Battery Saver Modes	Scheduled Power Off	Automatic trigger at 10% battery
Memory & Storage
RAM	Not Specified	Not Specified
Internal Storage	Not Specified	Flash memory for health data and contacts
Expandable Storage	No	No
Design & Comfort
Bezel Type	Fixed bezel with switchable poppy bumpers	Fixed Rugged Bezel
Buttons / Crown	Single physical side button	Functional Rotating Crown and 2 Physical Buttons
Vibration Motor	Built-in vibration for alerts	Haptic Vibration Motor
Screen Glass Type	Not Specified	Flat Toughened Glass
Health & Safety Features
Fall Detection / SOS Calling	On-device SOS button and manual emergency contact storage	SOS emergency calling via phone
Menstrual Cycle / Health Tracking	Not Supported	Female Wellness Tracking via App
Noise Monitoring	No	Not Available
Guided Breathing / Mindfulness Features	Not Specified	Guided Breathing / Relax Mode
Audio & Voice
Built-in Speaker	Built-in speaker for alerts and learning audio	Built-in speaker for Bluetooth calls
Microphone	Built-in microphone for voice notes	Built-in microphone with ENx Noise Suppression
Voice Assistant	No	Siri and Google Assistant supported
Bluetooth Audio Output	No	Audio via watch speaker
Notifications & Controls
Notification Support	Call alerts, SMS/text alerts, and App notifications	Alerts for calls, SMS, and app notifications
Quick Reply Options	Not Specified	Predefined quick reply for calls (Android only)
Music Control / Playback	Remote music control for paired smartphone	Remote music control for phone
Find My Phone	Yes	Available via Bluetooth
Remote Camera Shutter	Yes	Remote shutter control for phone
Security
Fingerprint Sensor	No	No
Face Unlock	No	No
NFC Payment Security	No	Not Available
Find My Watch	Yes, via Noise Junior App	Available via boAt Crest App
Ports & Accessories
Charging Connector Type	Magnetic Pogo Pin	Magnetic Pogo Pin
Optional Docks / Stands	Not Specified	Not Available
Bundled Extras	1 Smartwatch, 1 Magnetic Charger, 2 Extra Switchable Bumpers, User Manual, Warranty Card	1 Magnetic Charging Cable
Software & Apps
App Store Availability	No proprietary watch app store	No standalone app store
Customization Options	100+ Cloud-based watch faces; 3-in-1 look via switchable bumpers	100+ Cloud Watch Faces, Customizable Watch Face Studio
Companion App	Noise Junior App	boAt Crest App
OTA Updates	Supports over-the-air firmware updates	Firmware updates via App
Pre-installed Apps	Learning Hub (Games, EduCards, Quizzes), Habit Builder, Smart Scheduler, Alarm, Timer, Stopwatch, Weather	100+ Sports Modes, QR Tray, Weather, Calculator, Games