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

Specification	boAt Storm Infinity ₹1,499 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 Round dial ₹1,499 Prices and availability may change on the seller's site View Price	Fire-Boltt Hunter 51.1mm ₹1,199 Prices and availability may change on the seller's site View Price
General
In The Box	Smartwatch, USB Magnetic Charging Cable, User Manual, Warranty Card, Stickers	Smartwatch, Magnetic Charging Cable, Quick Start Guide, Warranty Card	Smartwatch, Magnetic Charging Cable, User Manual, Warranty Card	Smartwatch, USB Charging Cable, User Manual, Warranty Card
Model Name	boAt Storm Infinity	Fastrack Limitless FS2+	NoiseFit Twist	Fire-Boltt Hunter 51.1mm (2.01) HD Display Bluetooth Calling Single Chipset, Metal Body
Launch Date	25/03/2025	10/07/2024	12/01/2023	25/05/2023
Colors	Active Black, Sports Black, Sports Green, Silver Mist, Deep Blue, Cherry Blossom, Brown, Jade Gold	Charcoal Black, Wine Red, Copper Teal, Blue, Beige	Jet Black, Silver Grey, Rose Wine, Rose Pink, Space Blue	Black, Dark Blue, Light Grey, White, Blue, Silver, Mist Grey
Brand	BoAt	Fastrack	Noise	FireBoltt
Display
Display Size	1.83, 4.64	2.01, 5.1	1.38, 3.5	2.01, 5.1
Resolution	240, 284 pixels	320, 320 pixels	240, 240 pixels	240, 296 pixels
Panel Type	HD TFT	TFT LCD UltraVU Display	TFT LCD with 246 PPI pixel density	TFT LCD
Touch Type	Full Capacitive Touchscreen	Capacitive Touchscreen	Multi-touch capacitive touchscreen	Capacitive Full Touch Screen (Single Touch)
Always-on Display	No	No	No	No
Brightness	500 nits	Not specified	550 nits peak brightness	450 nits
Refresh Rate	Not specified	Not specified	Standard 60Hz (typical for TFT)	Standard refresh rate (not specified)
Color Gamut / HDR Support	Standard Color	Standard color gamut, no HDR support	Standard RGB color gamut	Standard color gamut, no HDR support
Screen Protection	Standard Glass	Not specified	Not specified	3D Curved Glass, Scratch Resistant
Body
Dimensions	46.48 mm x 26 mm x 11.5 mm	Not Specified	45.7 x 52.2 x 11.9 mm	51.3mm (Diameter) x 9.8mm (Thickness)
Weight	45 grams	48 grams	27.6 grams	36.8 grams
Case Material	Durable Plastic	Polycarbonate	PC+ABS plastic with metal unibody appearance	ABS + PC Zinc Alloy with Vacuum Plating (Metal Finish)
Front Protection	Standard glass	Not specified	Not specified	3D Curved Glass (Scratch Resistant)
Strap / Bracelet Options	Nylon Strap	Silicone	22mm silicone with quick-release mechanism	Silicone (Removable and Replaceable)
Removable / Replaceable Strap	Yes	No	Yes	Yes
Water Resistance	IP68 rating	IP68 (1.5m water resistance)	IP68 - Water resistant to 1.5m depth	IP67 - Can withstand submersion up to 1 meter for 30 minutes
Dust Resistance	IP68 rating	Yes, dust proof (IP68 certified)	IP68 - Dust resistant	IP67 rated
Durability Certifications	Not Specified	IP68 certified	IP68 certified	IP67 certification, Scratch resistant
Primary Controls	Rotating Functional Crown, Full Touchscreen	Functional Crown (touch-sensitive), Touchscreen	Touch screen with gesture controls and wake-up gesture	Touchscreen + Single Physical Button
Processor
Operating System	Proprietary RTOS	Android, iOS compatible	Proprietary Real-Time Operating System (RTOS)	Proprietary OS (Compatible with Android v5.0+ and iOS)
Chipset / SoC	Not specified	Not Specified	Not publicly disclosed	Single Chip Architecture (not detailed)
CPU Cores & Clock Speed	Not specified	Not Specified	Not specified	Not specified
GPU	Not specified	Not specified	Not specified	Not specified
Health & Fitness Sensors
Heart Rate Monitor	Yes	24x7 Heart Rate Monitoring	Yes - 24/7 continuous optical PPG monitoring	Yes (HX3600 / HRS3600 Optical PPG Sensor)
ECG	No	No ECG support	Not available	No ECG support
SpO₂ / Blood Oxygen	Yes	SpO2 / Blood Oxygen Monitor with continuous monitoring	Yes - Blood oxygen saturation monitoring	Yes (Blood Oxygen Monitor)
Skin Temperature Sensor	No	Not mentioned	Not available	No Skin Temperature Sensor
Sleep Tracking	Yes	Sleep Tracker with sleep quality analysis	Yes - Automatic sleep detection with stage analysis	Yes (Sleep Monitor)
Step Counter	Yes	Pedometer / Step Counter	Yes - Pedometer with step tracking	Yes (Pedometer)
GPS	No	Connected GPS (via smartphone only)	Not available - Bluetooth only	Yes (Built-in GPS)
Accelerometer	Yes	Yes, Accelerometer sensor	Yes - Motion detection	Yes (3-Axis Accelerometer)
Gyroscope	Not specified	Not specified	Yes - Rotation sensing	Gyroscope mentioned in some sources but not confirmed
Barometer	Not specified	Not specified	Not available	Yes (Barometer sensor mentioned)
Compass	No	Not specified	Not available	Compass functionality not clearly specified
Other Sensors	G-Sensor (Motion Detection)	Stress Monitor, Menstrual Cycle Tracker, Women's Health Tracking	Stress monitor, activity tracking, calorie counter, female cycle tracker	Sedentary Reminders, Breathing Monitor, Voice Assistance, Calorie Counter, Physiological Cycle Reminder
Connectivity
Wi-Fi	No	No Wi-Fi support	Not available	No Wi-Fi
Bluetooth	Bluetooth v5.4	Bluetooth 5.3	Bluetooth 5.3 with Tru Sync technology	Bluetooth v5.0
NFC	No	No	No	No
Cellular Connectivity	No	Bluetooth calling only (SingleSync), no standalone cellular	None - Bluetooth only	Wi-Fi Only (via paired smartphone)
ANT+	No	Not Specified	No	No
Battery
Capacity	550 mAh Lithium Polymer	280 mAh Lithium Polymer	300 mAh lithium-ion	280-300 mAh (sources vary)
Fast Charging Support	Yes (ASAP Charge Technology)	Yes - NitroFast Charging (10 min for 1 day use)	Not available	No Fast Charging
Estimated Runtime	Up to 15 days	Up to 7 days typical use, 10+ days standby	7 days typical use, 25 days standby, 2 days with heavy BT calling	Typical: 5-7 days \| With Bluetooth Calling: 2-3 days \| Standby: 15 days (360 hours)
Charging Method	USB Magnetic Pogo Pin Charging Dock	Magnetic charging connector	Proprietary magnetic pogo pins connector	USB Magnetic Charging Points (Wired)
Battery Saver Modes	Yes (Power Saving Mode )	Not mentioned	Brightness reduction, disable 24/7 HR monitoring, low power mode	Yes (Battery Saver Mode available)
Memory & Storage
RAM	Not Specified	Not officially specified	Not specified	Not specified (watch operates on proprietary OS)
Internal Storage	Not Specified	Not officially specified	Limited (cloud-based watch faces only)	Not specified
Expandable Storage	Not available	Not applicable	Not available	Not applicable
Design & Comfort
Bezel Type	Fixed Bezel	Fixed, minimal bezel	Fixed circular bezel with flat surface design	Fixed Bezel (Non-rotating)
Buttons / Crown	Functional Rotating Crown	Functional Crown (touch and pressure sensitive)	No physical buttons - Touch controls only	Single Physical Button
Vibration Motor	Yes	Yes, haptic feedback vibration motor	Yes - Linear haptic motor for haptic feedback	Yes (Haptic Vibration Motor)
Screen Glass Type	Standard Glass	Not specified	Standard protective glass (not specified)	3D Curved Glass
Health & Safety Features
Fall Detection / SOS Calling	No	Emergency SOS capability available	Not available	No Fall Detection or SOS Calling
Menstrual Cycle / Health Tracking	Yes	Women's Health Tracking with menstrual cycle tracking	Yes - Female health tracking with cycle prediction	Yes (Physiological Cycle Reminder)
Noise Monitoring	No	Not mentioned	Not available	No Noise Monitoring
Guided Breathing / Mindfulness Features	Yes (Breathing Exercises, Guided Breathing Mode)	Breathe Exercise feature	Yes - Breathe Practice guided breathing exercises	Yes (Breathe Monitor, Relaxation App)
Audio & Voice
Built-in Speaker	Yes	Yes, built-in speaker	Yes - For Bluetooth calling	Yes (Dedicated HD Speaker)
Microphone	Yes	Yes, high-quality microphone	Yes - For Bluetooth calling	Yes (Built-in Microphone for Bluetooth Calling)
Voice Assistant	Yes	Yes, AI Voice Assistant (compatible with Alexa)	Not available	Yes (AI Voice Assistant, Google Assistant & Siri Compatible)
Bluetooth Audio Output	Yes	Yes, via Bluetooth headphones	Not available - No music streaming	Yes (Bluetooth Audio Output via connected phone)
Notifications & Controls
Notification Support	Call Alerts, SMS/Messaging Alerts, App Notifications	Call Alerts, SMS/Messaging, App Notifications, Social Media Alerts	Yes - Call alerts, SMS alerts, app notifications with preview	Call Alerts, SMS/Messaging, App Notifications, Social Media Alerts
Quick Reply Options	Predefined Messages	Predefined Quick Replies (Android only)	Yes - Predefined quick reply messages only	Predefined Messages and Voice Reply
Music Control / Playback	Yes (Play/Pause, Volume Control, Next/Previous)	Full music control: Play/Pause, Volume, Previous/Next, Streaming control	Yes - Remote phone music control (play/pause, volume, track skip)	Yes (Play/Pause, Volume Control, Next/Previous Track)
Find My Phone	Yes	Yes, Find My Phone feature	Yes - Locate paired smartphone	Yes (Find My Phone Feature)
Remote Camera Shutter	Yes	Yes, Camera Control feature	Yes - Remote camera trigger for photos	Yes (Remote Camera Control)
Security
Fingerprint Sensor	No	Not Specified	No	No
Face Unlock	No	Not Specified	No	No
NFC Payment Security	No	No NFC support	Not available	No NFC, No Payment Security
Find My Watch	Yes	Not explicitly mentioned	Not available	Yes (Find My Watch Feature)
Ports & Accessories
Charging Connector Type	USB Magnetic Pogo Pin	Magnetic charging connector (proprietary)	Proprietary magnetic pogo pins connector	USB Magnetic Charging Points
Optional Docks / Stands	Magnetic Charging Dock	None mentioned	None mentioned	Not specified
Bundled Extras	Not Specified	Quick Start Guide, Warranty Card, Magnetic Charging Cable	Magnetic charging cable, user manual, warranty card	Smartwatch, USB Charging Cable, User Manual, Warranty Card
Software & Apps
App Store Availability	Google Play Store, Apple App Store	Fastrack Smart World App (Google Play compatible)	Cloud-based proprietary store via NoiseFit app	Limited third-party app support (proprietary ecosystem)
Customization Options	Yes (Multiple Watch Faces, Custom Watch Faces via app)	200+ Watchfaces, Multiple Menu Styles, Custom Watch Face Creation, 110+ Sports Modes, In-Built Games, Calculator	100+ cloud-based watch faces with customization through NoiseFit app	130+ Cloud Watch Faces, Customizable Quick View Widgets, Multiple Theme Options
Companion App	boAt Crest App	Fastrack Smart World App (formerly Fastrack Reflex World App)	NoiseFit App - Health tracking, notifications, watch face management	Fire-Boltt Health App (Android & iOS)
OTA Updates	Yes	Yes, over-the-air updates available	Yes - OTA firmware updates available	Yes (Over-the-Air Updates Available)
Pre-installed Apps	Alarm, Stopwatch, Timer, Calendar, Calculator, Weather, Flashlight, Games, QR Tray, Music & Camera Controls	110+ Sports Modes, 200+ Watchfaces, In-Built Games, AI Voice Assistant, Calculator, Alarm Clock, Stopwatch, Timer, Stress Monitor	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	120+ Sports Modes, Heart Rate Monitor, Sleep Tracker, SpO2 Monitor, Weather App, Alarm, Stopwatch, Timer, Calculator, Camera Control, Music Player, AI Voice Assistant, Menstrual Cycle Tracker, Google Fit Integration