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

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