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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	Fire-Boltt Hunter 51.1mm ₹1,199 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, Quick Start Guide, Warranty Card	Smartwatch, USB Charging Cable, User Manual, Warranty Card	Smartwatch, Magnetic Charging Cable, User Manual, Warranty Card
Model Name	boAt Storm Infinity	Fastrack Limitless FS2+	Fire-Boltt Hunter 51.1mm (2.01) HD Display Bluetooth Calling Single Chipset, Metal Body	Crown R Pro
Launch Date	25/03/2025	10/07/2024	25/05/2023	18/06/2023
Colors	Active Black, Sports Black, Sports Green, Silver Mist, Deep Blue, Cherry Blossom, Brown, Jade Gold	Charcoal Black, Wine Red, Copper Teal, Blue, Beige	Black, Dark Blue, Light Grey, White, Blue, Silver, Mist Grey	Frozen Silver, Thunder Black, Volcanic Orange
Brand	BoAt	Fastrack	FireBoltt	GoBoult
Display
Display Size	1.83, 4.64	2.01, 5.1	2.01, 5.1	1.43, 3.63
Resolution	240, 284 pixels	320, 320 pixels	240, 296 pixels	466, 466 pixels
Panel Type	HD TFT	TFT LCD UltraVU Display	TFT LCD	Super AMOLED
Touch Type	Full Capacitive Touchscreen	Capacitive Touchscreen	Capacitive Full Touch Screen (Single Touch)	Full Touch
Always-on Display	No	No	No	Yes
Brightness	500 nits	Not specified	450 nits	600 nits
Refresh Rate	Not specified	Not specified	Standard refresh rate (not specified)	60 Hz
Color Gamut / HDR Support	Standard Color	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	2.5D Curved Glass
Body
Dimensions	46.48 mm x 26 mm x 11.5 mm	Not Specified	51.3mm (Diameter) x 9.8mm (Thickness)	46 x 46 x 11 mm (Approx)
Weight	45 grams	48 grams	36.8 grams	56.5 g
Case Material	Durable Plastic	Polycarbonate	ABS + PC Zinc Alloy with Vacuum Plating (Metal Finish)	Zinc Alloy Frame
Front Protection	Standard glass	Not specified	3D Curved Glass (Scratch Resistant)	Glass
Strap / Bracelet Options	Nylon Strap	Silicone	Silicone (Removable and Replaceable)	Silicone, Metallic (variant dependent)
Removable / Replaceable Strap	Yes	No	Yes	Yes
Water Resistance	IP68 rating	IP68 (1.5m water resistance)	IP67 - Can withstand submersion up to 1 meter for 30 minutes	IP67 Water Resistant
Dust Resistance	IP68 rating	Yes, dust proof (IP68 certified)	IP67 rated	IP67 Dust Resistant
Durability Certifications	Not Specified	IP68 certified	IP67 certification, Scratch resistant	None
Primary Controls	Rotating Functional Crown, Full Touchscreen	Functional Crown (touch-sensitive), Touchscreen	Touchscreen + Single Physical Button	Touch Screen, Functional Crown, Push Button
Processor
Operating System	Proprietary RTOS	Android, iOS compatible	Proprietary OS (Compatible with Android v5.0+ and iOS)	Boult OS (RTOS)
Chipset / SoC	Not specified	Not Specified	Single Chip Architecture (not detailed)	Single-chip 2-in-1 Bluetooth SoC
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 (HX3600 / HRS3600 Optical PPG Sensor)	24/7 Heart Rate Monitor
ECG	No	No ECG support	No ECG support	No
SpO₂ / Blood Oxygen	Yes	SpO2 / Blood Oxygen Monitor with continuous monitoring	Yes (Blood Oxygen Monitor)	SpO2 Sensor
Skin Temperature Sensor	No	Not mentioned	No Skin Temperature Sensor	No
Sleep Tracking	Yes	Sleep Tracker with sleep quality analysis	Yes (Sleep Monitor)	Sleep Monitor (Light, Deep, REM)
Step Counter	Yes	Pedometer / Step Counter	Yes (Pedometer)	Yes
GPS	No	Connected GPS (via smartphone only)	Yes (Built-in GPS)	Connected GPS
Accelerometer	Yes	Yes, Accelerometer sensor	Yes (3-Axis Accelerometer)	Yes
Gyroscope	Not specified	Not specified	Gyroscope mentioned in some sources but not confirmed	Not Specified
Barometer	Not specified	Not specified	Yes (Barometer sensor mentioned)	No
Compass	No	Not specified	Compass functionality not clearly specified	No
Other Sensors	G-Sensor (Motion Detection)	Stress Monitor, Menstrual Cycle Tracker, Women's Health Tracking	Sedentary Reminders, Breathing Monitor, Voice Assistance, Calorie Counter, Physiological Cycle Reminder	Blood Pressure (Simulated), Menstrual Cycle Tracker, Breath Training
Connectivity
Wi-Fi	No	No Wi-Fi support	No Wi-Fi	No
Bluetooth	Bluetooth v5.4	Bluetooth 5.3	Bluetooth v5.0	Bluetooth 5.2
NFC	No	No	No	No
Cellular Connectivity	No	Bluetooth calling only (SingleSync), no standalone cellular	Wi-Fi Only (via paired smartphone)	No
ANT+	No	Not Specified	No	No
Battery
Capacity	550 mAh Lithium Polymer	280 mAh Lithium Polymer	280-300 mAh (sources vary)	Not Specified (Approx 250-300mAh)
Fast Charging Support	Yes (ASAP Charge Technology)	Yes - NitroFast Charging (10 min for 1 day use)	No Fast Charging	No
Estimated Runtime	Up to 15 days	Up to 7 days typical use, 10+ days standby	Typical: 5-7 days \| With Bluetooth Calling: 2-3 days \| Standby: 15 days (360 hours)	Up to 5 Days (Typical)
Charging Method	USB Magnetic Pogo Pin Charging Dock	Magnetic charging connector	USB Magnetic Charging Points (Wired)	Magnetic Charging
Battery Saver Modes	Yes (Power Saving Mode )	Not mentioned	Yes (Battery Saver Mode available)	Yes
Memory & Storage
RAM	Not Specified	Not officially specified	Not specified (watch operates on proprietary OS)	Not Specified
Internal Storage	Not Specified	Not officially specified	Not specified	Not Specified
Expandable Storage	Not available	Not applicable	Not applicable	No
Design & Comfort
Bezel Type	Fixed Bezel	Fixed, minimal bezel	Fixed Bezel (Non-rotating)	Fixed
Buttons / Crown	Functional Rotating Crown	Functional Crown (touch and pressure sensitive)	Single Physical Button	Rotating Crown + 1 Button
Vibration Motor	Yes	Yes, haptic feedback vibration motor	Yes (Haptic Vibration Motor)	Yes
Screen Glass Type	Standard Glass	Not specified	3D Curved Glass	2.5D Glass
Health & Safety Features
Fall Detection / SOS Calling	No	Emergency SOS capability available	No Fall Detection or SOS Calling	No
Menstrual Cycle / Health Tracking	Yes	Women's Health Tracking with menstrual cycle tracking	Yes (Physiological Cycle Reminder)	Female Health Tracker
Noise Monitoring	No	Not mentioned	No Noise Monitoring	No
Guided Breathing / Mindfulness Features	Yes (Breathing Exercises, Guided Breathing Mode)	Breathe Exercise feature	Yes (Breathe Monitor, Relaxation App)	Breath Training
Audio & Voice
Built-in Speaker	Yes	Yes, built-in speaker	Yes (Dedicated HD Speaker)	Yes
Microphone	Yes	Yes, high-quality microphone	Yes (Built-in Microphone for Bluetooth Calling)	Yes
Voice Assistant	Yes	Yes, AI Voice Assistant (compatible with Alexa)	Yes (AI Voice Assistant, Google Assistant & Siri Compatible)	Yes (AI Voice Assistant)
Bluetooth Audio Output	Yes	Yes, via Bluetooth headphones	Yes (Bluetooth Audio Output via connected phone)	No
Notifications & Controls
Notification Support	Call Alerts, SMS/Messaging Alerts, App Notifications	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	Predefined Quick Replies (Android only)	Predefined Messages and Voice Reply	No
Music Control / Playback	Yes (Play/Pause, Volume Control, Next/Previous)	Full music control: Play/Pause, Volume, Previous/Next, Streaming control	Yes (Play/Pause, Volume Control, Next/Previous Track)	Music Control (Phone)
Find My Phone	Yes	Yes, Find My Phone feature	Yes (Find My Phone Feature)	Yes
Remote Camera Shutter	Yes	Yes, Camera Control feature	Yes (Remote Camera Control)	Yes
Security
Fingerprint Sensor	No	Not Specified	No	No
Face Unlock	No	Not Specified	No	No
NFC Payment Security	No	No NFC support	No NFC, No Payment Security	No
Find My Watch	Yes	Not explicitly mentioned	Yes (Find My Watch Feature)	Yes (via App)
Ports & Accessories
Charging Connector Type	USB Magnetic Pogo Pin	Magnetic charging connector (proprietary)	USB Magnetic Charging Points	Magnetic Pogo Pin
Optional Docks / Stands	Magnetic Charging Dock	None mentioned	Not specified	None
Bundled Extras	Not Specified	Quick Start Guide, Warranty Card, Magnetic Charging Cable	Smartwatch, USB Charging Cable, User Manual, Warranty Card	Charging Cable, User Manual
Software & Apps
App Store Availability	Google Play Store, Apple App Store	Fastrack Smart World App (Google Play compatible)	Limited third-party app support (proprietary ecosystem)	None
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	130+ Cloud Watch Faces, Customizable Quick View Widgets, Multiple Theme Options	150+ Watch Faces, Menu Styles
Companion App	boAt Crest App	Fastrack Smart World App (formerly Fastrack Reflex World App)	Fire-Boltt Health App (Android & iOS)	Boult Fit (GoBoult Fit)
OTA Updates	Yes	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	110+ Sports Modes, 200+ Watchfaces, In-Built Games, AI Voice Assistant, Calculator, Alarm Clock, Stopwatch, Timer, Stress Monitor	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	Alarm, Stopwatch, Weather, Calculator, Games