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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	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	Fastrack Limitless FS2+ ₹1,599 Prices and availability may change on the seller's site View Price	Boult Crown R Pro ₹1,699 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, User Manual, Warranty Card	Smartwatch, USB Charging Cable, User Manual, Warranty Card	Smartwatch, Magnetic Charging Cable, Quick Start Guide, Warranty Card	Smartwatch, Magnetic Charging Cable, User Manual, Warranty Card
Model Name	boAt Storm Infinity	NoiseFit Twist	Fire-Boltt Hunter 51.1mm (2.01) HD Display Bluetooth Calling Single Chipset, Metal Body	Fastrack Limitless FS2+	Crown R Pro
Launch Date	25/03/2025	12/01/2023	25/05/2023	10/07/2024	18/06/2023
Colors	Active Black, Sports Black, Sports Green, Silver Mist, Deep Blue, Cherry Blossom, Brown, Jade Gold	Jet Black, Silver Grey, Rose Wine, Rose Pink, Space Blue	Black, Dark Blue, Light Grey, White, Blue, Silver, Mist Grey	Charcoal Black, Wine Red, Copper Teal, Blue, Beige	Frozen Silver, Thunder Black, Volcanic Orange
Brand	BoAt	Noise	FireBoltt	Fastrack	GoBoult
Display
Display Size	1.83, 4.64	1.38, 3.5	2.01, 5.1	2.01, 5.1	1.43, 3.63
Resolution	240, 284 pixels	240, 240 pixels	240, 296 pixels	320, 320 pixels	466, 466 pixels
Panel Type	HD TFT	TFT LCD with 246 PPI pixel density	TFT LCD	TFT LCD UltraVU Display	Super AMOLED
Touch Type	Full Capacitive Touchscreen	Multi-touch capacitive touchscreen	Capacitive Full Touch Screen (Single Touch)	Capacitive Touchscreen	Full Touch
Always-on Display	No	No	No	No	Yes
Brightness	500 nits	550 nits peak brightness	450 nits	Not specified	600 nits
Refresh Rate	Not specified	Standard 60Hz (typical for TFT)	Standard refresh rate (not specified)	Not specified	60 Hz
Color Gamut / HDR Support	Standard Color	Standard RGB color gamut	Standard color gamut, no HDR support	Standard color gamut, no HDR support	Not Specified
Screen Protection	Standard Glass	Not specified	3D Curved Glass, Scratch Resistant	Not specified	2.5D Curved Glass
Body
Dimensions	46.48 mm x 26 mm x 11.5 mm	45.7 x 52.2 x 11.9 mm	51.3mm (Diameter) x 9.8mm (Thickness)	Not Specified	46 x 46 x 11 mm (Approx)
Weight	45 grams	27.6 grams	36.8 grams	48 grams	56.5 g
Case Material	Durable Plastic	PC+ABS plastic with metal unibody appearance	ABS + PC Zinc Alloy with Vacuum Plating (Metal Finish)	Polycarbonate	Zinc Alloy Frame
Front Protection	Standard glass	Not specified	3D Curved Glass (Scratch Resistant)	Not specified	Glass
Strap / Bracelet Options	Nylon Strap	22mm silicone with quick-release mechanism	Silicone (Removable and Replaceable)	Silicone	Silicone, Metallic (variant dependent)
Removable / Replaceable Strap	Yes	Yes	Yes	No	Yes
Water Resistance	IP68 rating	IP68 - Water resistant to 1.5m depth	IP67 - Can withstand submersion up to 1 meter for 30 minutes	IP68 (1.5m water resistance)	IP67 Water Resistant
Dust Resistance	IP68 rating	IP68 - Dust resistant	IP67 rated	Yes, dust proof (IP68 certified)	IP67 Dust Resistant
Durability Certifications	Not Specified	IP68 certified	IP67 certification, Scratch resistant	IP68 certified	None
Primary Controls	Rotating Functional Crown, Full Touchscreen	Touch screen with gesture controls and wake-up gesture	Touchscreen + Single Physical Button	Functional Crown (touch-sensitive), Touchscreen	Touch Screen, Functional Crown, Push Button
Processor
Operating System	Proprietary RTOS	Proprietary Real-Time Operating System (RTOS)	Proprietary OS (Compatible with Android v5.0+ and iOS)	Android, iOS compatible	Boult OS (RTOS)
Chipset / SoC	Not specified	Not publicly disclosed	Single Chip Architecture (not detailed)	Not Specified	Single-chip 2-in-1 Bluetooth SoC
CPU Cores & Clock Speed	Not specified	Not specified	Not specified	Not Specified	Not Specified
GPU	Not specified	Not specified	Not specified	Not specified	Not Specified
Health & Fitness Sensors
Heart Rate Monitor	Yes	Yes - 24/7 continuous optical PPG monitoring	Yes (HX3600 / HRS3600 Optical PPG Sensor)	24x7 Heart Rate Monitoring	24/7 Heart Rate Monitor
ECG	No	Not available	No ECG support	No ECG support	No
SpO₂ / Blood Oxygen	Yes	Yes - Blood oxygen saturation monitoring	Yes (Blood Oxygen Monitor)	SpO2 / Blood Oxygen Monitor with continuous monitoring	SpO2 Sensor
Skin Temperature Sensor	No	Not available	No Skin Temperature Sensor	Not mentioned	No
Sleep Tracking	Yes	Yes - Automatic sleep detection with stage analysis	Yes (Sleep Monitor)	Sleep Tracker with sleep quality analysis	Sleep Monitor (Light, Deep, REM)
Step Counter	Yes	Yes - Pedometer with step tracking	Yes (Pedometer)	Pedometer / Step Counter	Yes
GPS	No	Not available - Bluetooth only	Yes (Built-in GPS)	Connected GPS (via smartphone only)	Connected GPS
Accelerometer	Yes	Yes - Motion detection	Yes (3-Axis Accelerometer)	Yes, Accelerometer sensor	Yes
Gyroscope	Not specified	Yes - Rotation sensing	Gyroscope mentioned in some sources but not confirmed	Not specified	Not Specified
Barometer	Not specified	Not available	Yes (Barometer sensor mentioned)	Not specified	No
Compass	No	Not available	Compass functionality not clearly specified	Not specified	No
Other Sensors	G-Sensor (Motion Detection)	Stress monitor, activity tracking, calorie counter, female cycle tracker	Sedentary Reminders, Breathing Monitor, Voice Assistance, Calorie Counter, Physiological Cycle Reminder	Stress Monitor, Menstrual Cycle Tracker, Women's Health Tracking	Blood Pressure (Simulated), Menstrual Cycle Tracker, Breath Training
Connectivity
Wi-Fi	No	Not available	No Wi-Fi	No Wi-Fi support	No
Bluetooth	Bluetooth v5.4	Bluetooth 5.3 with Tru Sync technology	Bluetooth v5.0	Bluetooth 5.3	Bluetooth 5.2
NFC	No	No	No	No	No
Cellular Connectivity	No	None - Bluetooth only	Wi-Fi Only (via paired smartphone)	Bluetooth calling only (SingleSync), no standalone cellular	No
ANT+	No	No	No	Not Specified	No
Battery
Capacity	550 mAh Lithium Polymer	300 mAh lithium-ion	280-300 mAh (sources vary)	280 mAh Lithium Polymer	Not Specified (Approx 250-300mAh)
Fast Charging Support	Yes (ASAP Charge Technology)	Not available	No Fast Charging	Yes - NitroFast Charging (10 min for 1 day use)	No
Estimated Runtime	Up to 15 days	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)	Up to 7 days typical use, 10+ days standby	Up to 5 Days (Typical)
Charging Method	USB Magnetic Pogo Pin Charging Dock	Proprietary magnetic pogo pins connector	USB Magnetic Charging Points (Wired)	Magnetic charging connector	Magnetic Charging
Battery Saver Modes	Yes (Power Saving Mode )	Brightness reduction, disable 24/7 HR monitoring, low power mode	Yes (Battery Saver Mode available)	Not mentioned	Yes
Memory & Storage
RAM	Not Specified	Not specified	Not specified (watch operates on proprietary OS)	Not officially specified	Not Specified
Internal Storage	Not Specified	Limited (cloud-based watch faces only)	Not specified	Not officially specified	Not Specified
Expandable Storage	Not available	Not available	Not applicable	Not applicable	No
Design & Comfort
Bezel Type	Fixed Bezel	Fixed circular bezel with flat surface design	Fixed Bezel (Non-rotating)	Fixed, minimal bezel	Fixed
Buttons / Crown	Functional Rotating Crown	No physical buttons - Touch controls only	Single Physical Button	Functional Crown (touch and pressure sensitive)	Rotating Crown + 1 Button
Vibration Motor	Yes	Yes - Linear haptic motor for haptic feedback	Yes (Haptic Vibration Motor)	Yes, haptic feedback vibration motor	Yes
Screen Glass Type	Standard Glass	Standard protective glass (not specified)	3D Curved Glass	Not specified	2.5D Glass
Health & Safety Features
Fall Detection / SOS Calling	No	Not available	No Fall Detection or SOS Calling	Emergency SOS capability available	No
Menstrual Cycle / Health Tracking	Yes	Yes - Female health tracking with cycle prediction	Yes (Physiological Cycle Reminder)	Women's Health Tracking with menstrual cycle tracking	Female Health Tracker
Noise Monitoring	No	Not available	No Noise Monitoring	Not mentioned	No
Guided Breathing / Mindfulness Features	Yes (Breathing Exercises, Guided Breathing Mode)	Yes - Breathe Practice guided breathing exercises	Yes (Breathe Monitor, Relaxation App)	Breathe Exercise feature	Breath Training
Audio & Voice
Built-in Speaker	Yes	Yes - For Bluetooth calling	Yes (Dedicated HD Speaker)	Yes, built-in speaker	Yes
Microphone	Yes	Yes - For Bluetooth calling	Yes (Built-in Microphone for Bluetooth Calling)	Yes, high-quality microphone	Yes
Voice Assistant	Yes	Not available	Yes (AI Voice Assistant, Google Assistant & Siri Compatible)	Yes, AI Voice Assistant (compatible with Alexa)	Yes (AI Voice Assistant)
Bluetooth Audio Output	Yes	Not available - No music streaming	Yes (Bluetooth Audio Output via connected phone)	Yes, via Bluetooth headphones	No
Notifications & Controls
Notification Support	Call Alerts, SMS/Messaging Alerts, App Notifications	Yes - Call alerts, SMS alerts, app notifications with preview	Call Alerts, SMS/Messaging, App Notifications, Social Media Alerts	Call Alerts, SMS/Messaging, App Notifications, Social Media Alerts	Call, SMS, App Notifications
Quick Reply Options	Predefined Messages	Yes - Predefined quick reply messages only	Predefined Messages and Voice Reply	Predefined Quick Replies (Android only)	No
Music Control / Playback	Yes (Play/Pause, Volume Control, Next/Previous)	Yes - Remote phone music control (play/pause, volume, track skip)	Yes (Play/Pause, Volume Control, Next/Previous Track)	Full music control: Play/Pause, Volume, Previous/Next, Streaming control	Music Control (Phone)
Find My Phone	Yes	Yes - Locate paired smartphone	Yes (Find My Phone Feature)	Yes, Find My Phone feature	Yes
Remote Camera Shutter	Yes	Yes - Remote camera trigger for photos	Yes (Remote Camera Control)	Yes, Camera Control feature	Yes
Security
Fingerprint Sensor	No	No	No	Not Specified	No
Face Unlock	No	No	No	Not Specified	No
NFC Payment Security	No	Not available	No NFC, No Payment Security	No NFC support	No
Find My Watch	Yes	Not available	Yes (Find My Watch Feature)	Not explicitly mentioned	Yes (via App)
Ports & Accessories
Charging Connector Type	USB Magnetic Pogo Pin	Proprietary magnetic pogo pins connector	USB Magnetic Charging Points	Magnetic charging connector (proprietary)	Magnetic Pogo Pin
Optional Docks / Stands	Magnetic Charging Dock	None mentioned	Not specified	None mentioned	None
Bundled Extras	Not Specified	Magnetic charging cable, user manual, warranty card	Smartwatch, USB Charging Cable, User Manual, Warranty Card	Quick Start Guide, Warranty Card, Magnetic Charging Cable	Charging Cable, User Manual
Software & Apps
App Store Availability	Google Play Store, Apple App Store	Cloud-based proprietary store via NoiseFit app	Limited third-party app support (proprietary ecosystem)	Fastrack Smart World App (Google Play compatible)	None
Customization Options	Yes (Multiple Watch Faces, Custom Watch Faces via app)	100+ cloud-based watch faces with customization through NoiseFit app	130+ Cloud Watch Faces, Customizable Quick View Widgets, Multiple Theme Options	200+ Watchfaces, Multiple Menu Styles, Custom Watch Face Creation, 110+ Sports Modes, In-Built Games, Calculator	150+ Watch Faces, Menu Styles
Companion App	boAt Crest App	NoiseFit App - Health tracking, notifications, watch face management	Fire-Boltt Health App (Android & iOS)	Fastrack Smart World App (formerly Fastrack Reflex World App)	Boult Fit (GoBoult Fit)
OTA Updates	Yes	Yes - OTA firmware updates available	Yes (Over-the-Air Updates Available)	Yes, over-the-air updates available	Yes
Pre-installed Apps	Alarm, Stopwatch, Timer, Calendar, Calculator, Weather, Flashlight, Games, QR Tray, Music & Camera Controls	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	110+ Sports Modes, 200+ Watchfaces, In-Built Games, AI Voice Assistant, Calculator, Alarm Clock, Stopwatch, Timer, Stress Monitor	Alarm, Stopwatch, Weather, Calculator, Games