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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	Fastrack Limitless FS2+ ₹1,599 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, Quick Start Guide, Warranty Card	Smartwatch, Magnetic Charging Cable, User Manual, Warranty Card
Model Name	boAt Lunar Atlas	Fire-Boltt Axiom	Fastrack Limitless FS2+	NoiseFit Twist Go
Launch Date	06/02/2026	15/09/2025	10/07/2024	31/10/2023
Colors	Ranger Black, Phantom Blue	Black, Silver, Orange, Gold	Charcoal Black, Wine Red, Copper Teal, Blue, Beige	Jet Black, Silver Grey, Rose Pink, Gold Link, Silver Link, Elite Black, Rose Wine
Brand	BoAt	FireBoltt	Fastrack	Noise
Display
Display Size	1.39, 3.5	1.43, 3.63	2.01, 5.1	1.39, 3.53
Resolution	240, 240 pixels	466, 466 pixels	320, 320 pixels	240, 240 pixels
Panel Type	Color HD Display (TFT-LCD)	AMOLED	TFT LCD UltraVU Display	TFT LCD
Touch Type	Full Capacitive Touch	Full Capacitive Touch	Capacitive Touchscreen	Full Touch
Always-on Display	No	Yes	No	No
Brightness	500 nits	1000 nits (Peak)	Not specified	Up to 500 nits
Refresh Rate	60 Hz	60Hz	Not specified	60Hz
Color Gamut / HDR Support	Standard	Not Specified	Standard color gamut, no HDR support	Not Specified
Screen Protection	Flat Toughened Glass	Flat Curved Glass	Not specified	2.5D Glass
Body
Dimensions	264.9 x 48.6 x 12.9 mm	Standard 46mm dial size	Not Specified	Round Dial, approx. 46mm diameter (exact mm not specified)
Weight	Not Specified	60 g	48 grams	Approx. 40g - 45g
Case Material	Rugged Metallic Alloy Middle Frame with Plastic Bottom	Stainless Steel / Metal Alloy	Polycarbonate	Metallic Finish (Zinc Alloy) with Polycarbonate back
Front Protection	Toughened Flat Glass	Curved Glass	Not specified	2.5D Curved Glass
Strap / Bracelet Options	22mm Silicone Strap	Silicone, Stainless Steel (variant dependent)	Silicone	22mm Silicone, Metallic Link, or Mesh options
Removable / Replaceable Strap	Yes	Yes	No	Yes
Water Resistance	IP68 water resistant up to 1.5m for 10 minutes	IP68 Water Resistant	IP68 (1.5m water resistance)	IP67 Water Resistant
Dust Resistance	Dust proof	IP68 Dust Resistant	Yes, dust proof (IP68 certified)	IP67 Dust Resistant
Durability Certifications	IP68 Certified	Not Specified	IP68 certified	Not Specified
Primary Controls	Touch Screen, Functional Rotating Crown, Side Buttons	Rotating Crown, Touch Screen, Push Button	Functional Crown (touch-sensitive), Touchscreen	Touch Screen, Functional Rotating Crown
Processor
Operating System	Proprietary RTOS	Proprietary RTOS	Android, iOS compatible	Noise OS (RTOS)
Chipset / SoC	Not Specified	Single Core Digital Chipset	Not Specified	Single-chip Tru Sync™ Technology
CPU Cores & Clock Speed	Not Specified (Optimized for low power)	Single Core	Not Specified	Not Specified
GPU	—	Integrated	Not specified	Not Specified
Health & Fitness Sensors
Heart Rate Monitor	Continuous Optical Heart Rate Monitoring	Optical PPG Sensor	24x7 Heart Rate Monitoring	24/7 Heart Rate Monitor
ECG	Not Available	No	No ECG support	No
SpO₂ / Blood Oxygen	SpO2 Blood Oxygen Monitoring	Yes	SpO2 / Blood Oxygen Monitor with continuous monitoring	SpO2 Monitoring
Skin Temperature Sensor	Not Available	No	Not mentioned	No
Sleep Tracking	Sleep Stage Tracking (Light, Deep, REM)	Yes (Light, Deep, REM)	Sleep Tracker with sleep quality analysis	Sleep Monitor with Stages
Step Counter	Integrated Pedometer	Yes	Pedometer / Step Counter	Yes
GPS	App-Powered GPS Tracking (Connected via Phone)	No (Connected GPS only)	Connected GPS (via smartphone only)	No (Connected GPS)
Accelerometer	Tri-axial Accelerometer	Yes	Yes, Accelerometer sensor	Yes
Gyroscope	Not Available	Not Specified	Not specified	No
Barometer	Not Available	No	Not specified	No
Compass	Not Available	No	Not specified	No
Other Sensors	Stress Monitoring, Female Cycle Tracking	Sedentary Reminder, Hydration Reminder	Stress Monitor, Menstrual Cycle Tracker, Women's Health Tracking	Stress Monitor, Breathe Practice, Female Cycle Tracker
Connectivity
Wi-Fi	No Wi-Fi support	No	No Wi-Fi support	No
Bluetooth	Bluetooth version 5.4	Bluetooth 5.0	Bluetooth 5.3	Bluetooth v5.3
NFC	No	No	No	No
Cellular Connectivity	None	No	Bluetooth calling only (SingleSync), no standalone cellular	No
ANT+	No	No	Not Specified	No
Battery
Capacity	410 mAh	300 mAh	280 mAh Lithium Polymer	210 mAh
Fast Charging Support	Full charge in approximately 50 minutes	No	Yes - NitroFast Charging (10 min for 1 day use)	No
Estimated Runtime	7-10 days typical; 2-3 days calling	Up to 7 Days (Typical)	Up to 7 days typical use, 10+ days standby	Up to 7 Days (Typical), 2 Days (Calling)
Charging Method	USB Magnetic 2-pin Pogo Cable	Wireless Magnetic Dock	Magnetic charging connector	Magnetic Charging
Battery Saver Modes	Automatic trigger at 10% battery	Power Saver Mode	Not mentioned	Power Saving Mode
Memory & Storage
RAM	Not Specified	System RAM only	Not officially specified	Not Specified
Internal Storage	Flash memory for health data and contacts	No user accessible storage	Not officially specified	Stores call logs and up to 10 contacts
Expandable Storage	No	No	Not applicable	No
Design & Comfort
Bezel Type	Fixed Rugged Bezel	Fixed with Rotating Crown	Fixed, minimal bezel	Fixed Metallic Bezel
Buttons / Crown	Functional Rotating Crown and 2 Physical Buttons	1 Rotating Crown, 1 Push Button	Functional Crown (touch and pressure sensitive)	2 (Side Button + Rotating Crown)
Vibration Motor	Haptic Vibration Motor	Yes	Yes, haptic feedback vibration motor	Yes
Screen Glass Type	Flat Toughened Glass	Glass	Not specified	2.5D Curved Glass
Health & Safety Features
Fall Detection / SOS Calling	SOS emergency calling via phone	No	Emergency SOS capability available	No
Menstrual Cycle / Health Tracking	Female Wellness Tracking via App	Yes (Female Health Tracking)	Women's Health Tracking with menstrual cycle tracking	Female Cycle Tracker
Noise Monitoring	Not Available	No	Not mentioned	No
Guided Breathing / Mindfulness Features	Guided Breathing / Relax Mode	Breathing Exercises	Breathe Exercise feature	Breathe Practice
Audio & Voice
Built-in Speaker	Built-in speaker for Bluetooth calls	Yes	Yes, built-in speaker	Yes
Microphone	Built-in microphone with ENx Noise Suppression	Yes	Yes, high-quality microphone	Yes
Voice Assistant	Siri and Google Assistant supported	AI Voice Assistant (Siri/Google via Phone)	Yes, AI Voice Assistant (compatible with Alexa)	AI Voice Assistant (Siri/Google)
Bluetooth Audio Output	Audio via watch speaker	Phone Calls Only	Yes, via Bluetooth headphones	No
Notifications & Controls
Notification Support	Alerts for calls, SMS, and app notifications	Call, SMS, WhatsApp, Social Media	Call Alerts, SMS/Messaging, App Notifications, Social Media Alerts	Call, SMS, Social Media, Email
Quick Reply Options	Predefined quick reply for calls (Android only)	No	Predefined Quick Replies (Android only)	Quick Reply (Android Only)
Music Control / Playback	Remote music control for phone	Music Control (Remote)	Full music control: Play/Pause, Volume, Previous/Next, Streaming control	Remote Music Control
Find My Phone	Available via Bluetooth	Yes	Yes, Find My Phone feature	Yes
Remote Camera Shutter	Remote shutter control for phone	Yes	Yes, Camera Control feature	Yes
Security
Fingerprint Sensor	No	No	Not Specified	No
Face Unlock	No	No	Not Specified	No
NFC Payment Security	Not Available	No	No NFC support	No
Find My Watch	Available via boAt Crest App	Yes (via App)	Not explicitly mentioned	Yes (via App)
Ports & Accessories
Charging Connector Type	Magnetic Pogo Pin	Wireless Charging Dock	Magnetic charging connector (proprietary)	Magnetic Pogo Pin
Optional Docks / Stands	Not Available	None	None mentioned	None
Bundled Extras	1 Magnetic Charging Cable	Charging Cable, Manual	Quick Start Guide, Warranty Card, Magnetic Charging Cable	Charging Cable, User Manual
Software & Apps
App Store Availability	No standalone app store	No	Fastrack Smart World App (Google Play compatible)	No
Customization Options	100+ Cloud Watch Faces, Customizable Watch Face Studio	100+ Cloud Watch Faces	200+ Watchfaces, Multiple Menu Styles, Custom Watch Face Creation, 110+ Sports Modes, In-Built Games, Calculator	100+ Cloud Watch Faces
Companion App	boAt Crest App	Fire-Boltt App / Da Fit	Fastrack Smart World App (formerly Fastrack Reflex World App)	NoiseFit App
OTA Updates	Firmware updates via App	Yes	Yes, over-the-air updates available	Yes
Pre-installed Apps	100+ Sports Modes, QR Tray, Weather, Calculator, Games	Alarm, Stopwatch, Timer, Weather, Calculator, Games	110+ Sports Modes, 200+ Watchfaces, In-Built Games, AI Voice Assistant, Calculator, Alarm Clock, Stopwatch, Timer, Stress Monitor	Alarm, Stopwatch, Timer, Weather, Calculator, World Clock