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

Specification	boAt Lunar Discovery ₹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	Noise Twist Go ₹1,499 Prices and availability may change on the seller's site View Price	Noise Colorfit Icon 2 ₹1,199 Prices and availability may change on the seller's site View Price	boAt Storm Infinity ₹1,499 Prices and availability may change on the seller's site View Price	Fastrack Limitless Glide X ₹1,299 Prices and availability may change on the seller's site View Price
General
In The Box	1 Smartwatch, 1 USB Magnetic Charging Cable, 1 User Manual, 1 Warranty Card	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	1x Smartwatch, 1x Magnetic Charging Cable, 1x User Manual, 1x Warranty Card	Smartwatch, USB Magnetic Charging Cable, User Manual, Warranty Card, Stickers	Fastrack Limitless Glide X Smartwatch, Magnetic Charging Cable, Quick Start Guide, Warranty Card
Model Name	Lunar Discovery	Fastrack Limitless FS2+	Fire-Boltt Hunter 51.1mm (2.01) HD Display Bluetooth Calling Single Chipset, Metal Body	NoiseFit Twist Go	Colorfit Icon 2	boAt Storm Infinity	Fastrack Limitless Glide X
Launch Date	25/10/2024	10/07/2024	25/05/2023	31/10/2023	17/07/2022	25/03/2025	27/07/2024
Colors	Active Black, Brown, Active Blue, Cherry Blossom, Mint Green, Metal Black	Charcoal Black, Wine Red, Copper Teal, Blue, Beige	Black, Dark Blue, Light Grey, White, Blue, Silver, Mist Grey	Jet Black, Silver Grey, Rose Pink, Gold Link, Silver Link, Elite Black, Rose Wine	Jet Black, Silver Grey, Deep Wine, Rose Pink, Midnight Gold, Midnight Blue, Forest Green, Cherry Red	Active Black, Sports Black, Sports Green, Silver Mist, Deep Blue, Cherry Blossom, Brown, Jade Gold	Black, Blue, Red, Beige, Teal, Wine Red, Grey
Brand	BoAt	Fastrack	FireBoltt	Noise	Noise	BoAt	Fastrack
Display
Display Size	1.39, 3.53	2.01, 5.1	2.01, 5.1	1.39, 3.53	1.8, 4.57	1.83, 4.64	1.83, 4.64
Resolution	240, 240 pixels	320, 320 pixels	240, 296 pixels	240, 240 pixels	240, 280 pixels	240, 284 pixels	240, 286 pixels
Panel Type	TFT LCD (HD Display)	TFT LCD UltraVU Display	TFT LCD	TFT LCD	LCD	HD TFT	TFT LCD (UltraVU HD LCD technology)
Touch Type	MultiTouch	Capacitive Touchscreen	Capacitive Full Touch Screen (Single Touch)	Full Touch	Capacitive Touchscreen	Full Capacitive Touchscreen	Multi-touch capacitive touchscreen
Always-on Display	Not Specified	No	No	No	No	No	Yes
Brightness	Not specified	Not specified	450 nits	Up to 500 nits	500 nits	500 nits	450 nits peak brightness
Refresh Rate	Not specified	Not specified	Standard refresh rate (not specified)	60Hz	Not specified	Not specified	Not specified
Color Gamut / HDR Support	Not specified	Standard color gamut, no HDR support	Standard color gamut, no HDR support	Not Specified	Not specified	Standard Color	Not specified
Screen Protection	Not specified	Not specified	3D Curved Glass, Scratch Resistant	2.5D Glass	Not specified	Standard Glass	Panda Glass with anti-reflective coating
Body
Dimensions	44.0 x 45.9 x 12.3 mm	Not Specified	51.3mm (Diameter) x 9.8mm (Thickness)	Round Dial, approx. 46mm diameter (exact mm not specified)	44.5 x 36.5 x 11 mm	46.48 mm x 26 mm x 11.5 mm	45.2 x 37.2 x 11.34 mm
Weight	45 g	48 grams	36.8 grams	Approx. 40g - 45g	53.5 grams	45 grams	40-48 grams
Case Material	Aluminum Alloy middle frame with plastic bottom	Polycarbonate	ABS + PC Zinc Alloy with Vacuum Plating (Metal Finish)	Metallic Finish (Zinc Alloy) with Polycarbonate back	Zinc alloy and Polycarbonate	Durable Plastic	Polycarbonate
Front Protection	Standard glass	Not specified	3D Curved Glass (Scratch Resistant)	2.5D Curved Glass	Not specified	Standard glass	Panda Glass with anti-reflective properties
Strap / Bracelet Options	Silicon and Metal straps available	Silicone	Silicone (Removable and Replaceable)	22mm Silicone, Metallic Link, or Mesh options	Silicone strap	Nylon Strap	Silicon silicone straps with hook buckle closure
Removable / Replaceable Strap	Yes	No	Yes	Yes	Yes	Yes	Yes
Water Resistance	IP67	IP68 (1.5m water resistance)	IP67 - Can withstand submersion up to 1 meter for 30 minutes	IP67 Water Resistant	IP67	IP68 rating	IP67
Dust Resistance	IP67	Yes, dust proof (IP68 certified)	IP67 rated	IP67 Dust Resistant	IP67	IP68 rating	Yes, dust-proof design
Durability Certifications	Not Specified	IP68 certified	IP67 certification, Scratch resistant	Not Specified	None mentioned	Not Specified	Not specified
Primary Controls	Touch screen + Functional rotary crown (side button)	Functional Crown (touch-sensitive), Touchscreen	Touchscreen + Single Physical Button	Touch Screen, Functional Rotating Crown	Touch Screen, 1x Side Button (Power/Wake)	Rotating Functional Crown, Full Touchscreen	Touchscreen interface, single-press physical button, long-press for menu navigation
Processor
Operating System	Crest+ OS	Android, iOS compatible	Proprietary OS (Compatible with Android v5.0+ and iOS)	Noise OS (RTOS)	Proprietary OS	Proprietary RTOS	Proprietary OS
Chipset / SoC	Not specified	Not Specified	Single Chip Architecture (not detailed)	Single-chip Tru Sync™ Technology	Not specified	Not specified	Advanced proprietary ATS Chipset with optimized performance for zero lags and faster processing
CPU Cores & Clock Speed	Not specified	Not Specified	Not specified	Not Specified	Not specified	Not specified	Not Specified
GPU	Not specified	Not specified	Not specified	Not Specified	Not specified	Not specified	Not Specified
Health & Fitness Sensors
Heart Rate Monitor	Yes (Optical PPG sensor)	24x7 Heart Rate Monitoring	Yes (HX3600 / HRS3600 Optical PPG Sensor)	24/7 Heart Rate Monitor	Yes (Optical PPG sensor)	Yes	Yes, 24x7 continuous monitoring (Optical PPG sensor)
ECG	No	No ECG support	No ECG support	No	No	No	Not available
SpO₂ / Blood Oxygen	Yes	SpO2 / Blood Oxygen Monitor with continuous monitoring	Yes (Blood Oxygen Monitor)	SpO2 Monitoring	Yes	Yes	Yes, Spot-check monitoring
Skin Temperature Sensor	No	Not mentioned	No Skin Temperature Sensor	No	No	No	Not available
Sleep Tracking	Yes (monitors sleep quality, hours slept)	Sleep Tracker with sleep quality analysis	Yes (Sleep Monitor)	Sleep Monitor with Stages	Yes	Yes	Yes, with REM sleep tracking and automatic sleep detection
Step Counter	Yes (Pedometer with daily step count)	Pedometer / Step Counter	Yes (Pedometer)	Yes	Yes	Yes	Yes, with step counting accuracy
GPS	Connected GPS	Connected GPS (via smartphone only)	Yes (Built-in GPS)	No (Connected GPS)	No (Connected GPS via smartphone)	No	Connected GPS only
Accelerometer	Yes (G-sensor)	Yes, Accelerometer sensor	Yes (3-Axis Accelerometer)	Yes	Yes	Yes	Yes
Gyroscope	Yes	Not specified	Gyroscope mentioned in some sources but not confirmed	No	Not specified	Not specified	Not available
Barometer	No	Not specified	Yes (Barometer sensor mentioned)	No	Not specified	Not specified	Not available
Compass	No	Not specified	Compass functionality not clearly specified	No	Not specified	No	Not Specified
Other Sensors	Stress Monitor, Energy Score tracking	Stress Monitor, Menstrual Cycle Tracker, Women's Health Tracking	Sedentary Reminders, Breathing Monitor, Voice Assistance, Calorie Counter, Physiological Cycle Reminder	Stress Monitor, Breathe Practice, Female Cycle Tracker	Stress monitor, Breathing exercise tracking	G-Sensor (Motion Detection)	N/A
Connectivity
Wi-Fi	No	No Wi-Fi support	No Wi-Fi	No	No	No	Not available
Bluetooth	Bluetooth 5.3	Bluetooth 5.3	Bluetooth v5.0	Bluetooth v5.3	5.1	Bluetooth v5.4	Bluetooth 5.3 with extended range up to 10 meters
NFC	Yes	No	No	No	No	No	No
Cellular Connectivity	No	Bluetooth calling only (SingleSync), no standalone cellular	Wi-Fi Only (via paired smartphone)	No	No	No	Smartphone-dependent (Wi-Fi only through paired device)
ANT+	No	Not Specified	No	No	No	No	Not Specified
Battery
Capacity	260 mAh (Lithium Polymer)	280 mAh Lithium Polymer	280-300 mAh (sources vary)	210 mAh	260 mAh	550 mAh Lithium Polymer	280 mAh Lithium Polymer
Fast Charging Support	Yes	Yes - NitroFast Charging (10 min for 1 day use)	No Fast Charging	No	No	Yes (ASAP Charge Technology)	Yes
Estimated Runtime	Up to 7 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 7 Days (Typical), 2 Days (Calling)	4-7 days	Up to 15 days	Up to 5 days
Charging Method	Magnetic charging cable	Magnetic charging connector	USB Magnetic Charging Points (Wired)	Magnetic Charging	Magnetic charging cable	USB Magnetic Pogo Pin Charging Dock	Magnetic charging pins
Battery Saver Modes	DND mode, various power saving settings	Not mentioned	Yes (Battery Saver Mode available)	Power Saving Mode	Not specified	Yes (Power Saving Mode )	N/A
Memory & Storage
RAM	Not Specified	Not officially specified	Not specified (watch operates on proprietary OS)	Not Specified	Not specified	Not Specified	16 MB
Internal Storage	Not Specified	Not officially specified	Not specified	Stores call logs and up to 10 contacts	Not specified	Not Specified	16 MB
Expandable Storage	Not Specified	Not applicable	Not applicable	No	No	Not available	Not expandable
Design & Comfort
Bezel Type	Fixed bezel	Fixed, minimal bezel	Fixed Bezel (Non-rotating)	Fixed Metallic Bezel	Fixed bezel	Fixed Bezel	Fixed bezel
Buttons / Crown	1 functional crown/button	Functional Crown (touch and pressure sensitive)	Single Physical Button	2 (Side Button + Rotating Crown)	1x Side Button for power on/off and wake functions	Functional Rotating Crown	Single physical button on the right side
Vibration Motor	Yes	Yes, haptic feedback vibration motor	Yes (Haptic Vibration Motor)	Yes	Yes	Yes	Yes, with haptic feedback and vibration intensity settings
Screen Glass Type	Not specified	Not specified	3D Curved Glass	2.5D Curved Glass	Not specified	Standard Glass	Panda Glass
Health & Safety Features
Fall Detection / SOS Calling	Emergency SOS feature (press and hold to alert contacts)	Emergency SOS capability available	No Fall Detection or SOS Calling	No	No	No	Not available
Menstrual Cycle / Health Tracking	Not available	Women's Health Tracking with menstrual cycle tracking	Yes (Physiological Cycle Reminder)	Female Cycle Tracker	Yes	Yes	Not available
Noise Monitoring	No	Not mentioned	No Noise Monitoring	No	No	No	Not available
Guided Breathing / Mindfulness Features	Yes (Breathe Training Mode / Relax Mode)	Breathe Exercise feature	Yes (Breathe Monitor, Relaxation App)	Breathe Practice	Yes (Breathing exercises, Stress measurement)	Yes (Breathing Exercises, Guided Breathing Mode)	Breathing exercise app available within Fastrack Reflex World App
Audio & Voice
Built-in Speaker	Yes (HD speaker)	Yes, built-in speaker	Yes (Dedicated HD Speaker)	Yes	Yes	Yes	Yes, with microphone for hands-free calling
Microphone	Yes (Built-in HD microphone)	Yes, high-quality microphone	Yes (Built-in Microphone for Bluetooth Calling)	Yes	Yes	Yes	Yes, dual microphone setup for clear voice communication
Voice Assistant	Yes	Yes, AI Voice Assistant (compatible with Alexa)	Yes (AI Voice Assistant, Google Assistant & Siri Compatible)	AI Voice Assistant (Siri/Google)	Yes	Yes	AI Voice Assistant available via Fastrack Reflex World companion app
Bluetooth Audio Output	Yes	Yes, via Bluetooth headphones	Yes (Bluetooth Audio Output via connected phone)	No	No	Yes	Yes, Bluetooth audio output for calls and music playback
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, Social Media, Email	Yes	Call Alerts, SMS/Messaging Alerts, App Notifications	Call alerts, SMS notifications, App notifications, Social media alerts
Quick Reply Options	Predefined quick replies available	Predefined Quick Replies (Android only)	Predefined Messages and Voice Reply	Quick Reply (Android Only)	Predefined messages	Predefined Messages	Predefined quick reply templates available
Music Control / Playback	Yes (Play/Pause, Volume Control, Track navigation)	Full music control: Play/Pause, Volume, Previous/Next, Streaming control	Yes (Play/Pause, Volume Control, Next/Previous Track)	Remote Music Control	Remote music control (Play/Pause, Volume, Track control)	Yes (Play/Pause, Volume Control, Next/Previous)	Yes - Play/Pause, Volume Control, Music player app integration
Find My Phone	Yes	Yes, Find My Phone feature	Yes (Find My Phone Feature)	Yes	Yes	Yes	Yes, Find My Phone feature available
Remote Camera Shutter	Yes	Yes, Camera Control feature	Yes (Remote Camera Control)	Yes	Yes	Yes	Yes, remote camera shutter control via smartwatch
Security
Fingerprint Sensor	No	Not Specified	No	No	No	No	No
Face Unlock	No	Not Specified	No	No	No	No	No
NFC Payment Security	No	No NFC support	No NFC, No Payment Security	No	No	No	Not available
Find My Watch	Yes (via app)	Not explicitly mentioned	Yes (Find My Watch Feature)	Yes (via App)	Yes (via NoiseFit companion app)	Yes	Not available
Ports & Accessories
Charging Connector Type	Magnetic USB charging cable	Magnetic charging connector (proprietary)	USB Magnetic Charging Points	Magnetic Pogo Pin	Magnetic charging pins	USB Magnetic Pogo Pin	Magnetic pins
Optional Docks / Stands	Not included	None mentioned	Not specified	None	Not specified	Magnetic Charging Dock	None specified
Bundled Extras	Magnetic charging cable, User manual, Warranty QR card	Quick Start Guide, Warranty Card, Magnetic Charging Cable	Smartwatch, USB Charging Cable, User Manual, Warranty Card	Charging Cable, User Manual	Not Specified	Not Specified	Extra silicon strap color variants; magnetic charging cable
Software & Apps
App Store Availability	Not Supported	Fastrack Smart World App (Google Play compatible)	Limited third-party app support (proprietary ecosystem)	No	No	Google Play Store, Apple App Store	N/A
Customization Options	DIY Watch Face Studio (custom watch faces), 700+ active/sports modes	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	100+ Cloud Watch Faces	100+ cloud-based watch faces	Yes (Multiple Watch Faces, Custom Watch Faces via app)	100+ customizable watch faces, theme personalization, layout options
Companion App	boAt Crest App (Android 7.0+, iOS 14.0+)	Fastrack Smart World App (formerly Fastrack Reflex World App)	Fire-Boltt Health App (Android & iOS)	NoiseFit App	NoiseFit (for iOS) / NoiseFit Track (for Android)	boAt Crest App	Fastrack Reflex World App
OTA Updates	Yes (via companion app)	Yes, over-the-air updates available	Yes (Over-the-Air Updates Available)	Yes	Yes	Yes	Yes
Pre-installed Apps	Turn-by-Turn Navigation (MapMyIndia), QR Tray, Emergency SOS, Weather, Alarm, Timer, Stopwatch, Games	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, Timer, Weather, Calculator, World Clock	60 sports modes, In-built games, Productivity Suite (Timer, Stopwatch, Alarm, Weather, Calendar)	Alarm, Stopwatch, Timer, Calendar, Calculator, Weather, Flashlight, Games, QR Tray, Music & Camera Controls	N/A