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

Specification	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
General
In The Box	Smartwatch, Magnetic Charging Cable, User Manual, Warranty Card	Smartwatch, Wireless Charging Dock, User Manual, Warranty Card
Model Name	Noise Junior Champ 3	Fire-Boltt Axiom
Launch Date	30/09/2025	15/09/2025
Colors	Black Blaze, Astro Orbit, Cotton Cloud, Arctic Storm	Black, Silver, Orange, Gold
Brand	Noise	FireBoltt
Display
Display Size	1.4, 3.55	1.43, 3.63
Resolution	240, 240 pixels	466, 466 pixels
Panel Type	IPS LCD	AMOLED
Touch Type	Capacitive Touchscreen	Full Capacitive Touch
Always-on Display	No	Yes
Brightness	5-level adjustable brightness	1000 nits (Peak)
Refresh Rate	Not Specified	60Hz
Color Gamut / HDR Support	Not Specified	Not Specified
Screen Protection	Not Specified	Flat Curved Glass
Body
Dimensions	44 x 40 x 13 mm	Standard 46mm dial size
Weight	31 grams	60 g
Case Material	Acrylonitrile Butadiene Styrene (ABS) plastic	Stainless Steel / Metal Alloy
Front Protection	Not Specified	Curved Glass
Strap / Bracelet Options	Hypoallergenic silicone strap	Silicone, Stainless Steel (variant dependent)
Removable / Replaceable Strap	Not Specified	Yes
Water Resistance	1 ATM (Up to 10m depth splash resistance)	IP68 Water Resistant
Dust Resistance	Not Specified	IP68 Dust Resistant
Durability Certifications	IP Certified	Not Specified
Primary Controls	Touch screen and single physical side button	Rotating Crown, Touch Screen, Push Button
Processor
Operating System	Proprietary Kids Smartwatch OS	Proprietary RTOS
Chipset / SoC	Not Specified	Single Core Digital Chipset
CPU Cores & Clock Speed	Not Specified	Single Core
GPU	—	Integrated
Health & Fitness Sensors
Heart Rate Monitor	Optical heart rate sensor	Optical PPG Sensor
ECG	Not Supported	No
SpO₂ / Blood Oxygen	SpO2 Blood Oxygen sensor	Yes
Skin Temperature Sensor	Not Supported	No
Sleep Tracking	Monitors sleep duration and quality	Yes (Light, Deep, REM)
Step Counter	Built-in pedometer	Yes
GPS	No built-in GPS tracking	No (Connected GPS only)
Accelerometer	3-axis accelerometer	Yes
Gyroscope	Not Specified	Not Specified
Barometer	Not Supported	No
Compass	Not Supported	No
Other Sensors	Step counter, Calorie tracker, Distance tracker	Sedentary Reminder, Hydration Reminder
Connectivity
Wi-Fi	Not Supported	No
Bluetooth	Bluetooth v5.3	Bluetooth 5.0
NFC	No	No
Cellular Connectivity	No Cellular/SIM support	No
ANT+	No	No
Battery
Capacity	270 mAh	300 mAh
Fast Charging Support	Not Specified	No
Estimated Runtime	Up to 3 to 5 days on typical use	Up to 7 Days (Typical)
Charging Method	Magnetic Pogo Pin	Wireless Magnetic Dock
Battery Saver Modes	Scheduled Power Off	Power Saver Mode
Memory & Storage
RAM	Not Specified	System RAM only
Internal Storage	Not Specified	No user accessible storage
Expandable Storage	No	No
Design & Comfort
Bezel Type	Fixed bezel with switchable poppy bumpers	Fixed with Rotating Crown
Buttons / Crown	Single physical side button	1 Rotating Crown, 1 Push Button
Vibration Motor	Built-in vibration for alerts	Yes
Screen Glass Type	Not Specified	Glass
Health & Safety Features
Fall Detection / SOS Calling	On-device SOS button and manual emergency contact storage	No
Menstrual Cycle / Health Tracking	Not Supported	Yes (Female Health Tracking)
Noise Monitoring	No	No
Guided Breathing / Mindfulness Features	Not Specified	Breathing Exercises
Audio & Voice
Built-in Speaker	Built-in speaker for alerts and learning audio	Yes
Microphone	Built-in microphone for voice notes	Yes
Voice Assistant	No	AI Voice Assistant (Siri/Google via Phone)
Bluetooth Audio Output	No	Phone Calls Only
Notifications & Controls
Notification Support	Call alerts, SMS/text alerts, and App notifications	Call, SMS, WhatsApp, Social Media
Quick Reply Options	Not Specified	No
Music Control / Playback	Remote music control for paired smartphone	Music Control (Remote)
Find My Phone	Yes	Yes
Remote Camera Shutter	Yes	Yes
Security
Fingerprint Sensor	No	No
Face Unlock	No	No
NFC Payment Security	No	No
Find My Watch	Yes, via Noise Junior App	Yes (via App)
Ports & Accessories
Charging Connector Type	Magnetic Pogo Pin	Wireless Charging Dock
Optional Docks / Stands	Not Specified	None
Bundled Extras	1 Smartwatch, 1 Magnetic Charger, 2 Extra Switchable Bumpers, User Manual, Warranty Card	Charging Cable, Manual
Software & Apps
App Store Availability	No proprietary watch app store	No
Customization Options	100+ Cloud-based watch faces; 3-in-1 look via switchable bumpers	100+ Cloud Watch Faces
Companion App	Noise Junior App	Fire-Boltt App / Da Fit
OTA Updates	Supports over-the-air firmware updates	Yes
Pre-installed Apps	Learning Hub (Games, EduCards, Quizzes), Habit Builder, Smart Scheduler, Alarm, Timer, Stopwatch, Weather	Alarm, Stopwatch, Timer, Weather, Calculator, Games