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

Specification	Fire-Boltt Hunter 51.1mm ₹1,199 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	Smartwatch, USB Charging Cable, User Manual, Warranty Card	Fastrack Limitless Glide X Smartwatch, Magnetic Charging Cable, Quick Start Guide, Warranty Card
Model Name	Fire-Boltt Hunter 51.1mm (2.01) HD Display Bluetooth Calling Single Chipset, Metal Body	Fastrack Limitless Glide X
Launch Date	25/05/2023	27/07/2024
Colors	Black, Dark Blue, Light Grey, White, Blue, Silver, Mist Grey	Black, Blue, Red, Beige, Teal, Wine Red, Grey
Brand	FireBoltt	Fastrack
Display
Display Size	2.01, 5.1	1.83, 4.64
Resolution	240, 296 pixels	240, 286 pixels
Panel Type	TFT LCD	TFT LCD (UltraVU HD LCD technology)
Touch Type	Capacitive Full Touch Screen (Single Touch)	Multi-touch capacitive touchscreen
Always-on Display	No	Yes
Brightness	450 nits	450 nits peak brightness
Refresh Rate	Standard refresh rate (not specified)	Not specified
Color Gamut / HDR Support	Standard color gamut, no HDR support	Not specified
Screen Protection	3D Curved Glass, Scratch Resistant	Panda Glass with anti-reflective coating
Body
Dimensions	51.3mm (Diameter) x 9.8mm (Thickness)	45.2 x 37.2 x 11.34 mm
Weight	36.8 grams	40-48 grams
Case Material	ABS + PC Zinc Alloy with Vacuum Plating (Metal Finish)	Polycarbonate
Front Protection	3D Curved Glass (Scratch Resistant)	Panda Glass with anti-reflective properties
Strap / Bracelet Options	Silicone (Removable and Replaceable)	Silicon silicone straps with hook buckle closure
Removable / Replaceable Strap	Yes	Yes
Water Resistance	IP67 - Can withstand submersion up to 1 meter for 30 minutes	IP67
Dust Resistance	IP67 rated	Yes, dust-proof design
Durability Certifications	IP67 certification, Scratch resistant	Not specified
Primary Controls	Touchscreen + Single Physical Button	Touchscreen interface, single-press physical button, long-press for menu navigation
Processor
Operating System	Proprietary OS (Compatible with Android v5.0+ and iOS)	Proprietary OS
Chipset / SoC	Single Chip Architecture (not detailed)	Advanced proprietary ATS Chipset with optimized performance for zero lags and faster processing
CPU Cores & Clock Speed	Not specified	Not Specified
GPU	Not specified	Not Specified
Health & Fitness Sensors
Heart Rate Monitor	Yes (HX3600 / HRS3600 Optical PPG Sensor)	Yes, 24x7 continuous monitoring (Optical PPG sensor)
ECG	No ECG support	Not available
SpO₂ / Blood Oxygen	Yes (Blood Oxygen Monitor)	Yes, Spot-check monitoring
Skin Temperature Sensor	No Skin Temperature Sensor	Not available
Sleep Tracking	Yes (Sleep Monitor)	Yes, with REM sleep tracking and automatic sleep detection
Step Counter	Yes (Pedometer)	Yes, with step counting accuracy
GPS	Yes (Built-in GPS)	Connected GPS only
Accelerometer	Yes (3-Axis Accelerometer)	Yes
Gyroscope	Gyroscope mentioned in some sources but not confirmed	Not available
Barometer	Yes (Barometer sensor mentioned)	Not available
Compass	Compass functionality not clearly specified	Not Specified
Other Sensors	Sedentary Reminders, Breathing Monitor, Voice Assistance, Calorie Counter, Physiological Cycle Reminder	N/A
Connectivity
Wi-Fi	No Wi-Fi	Not available
Bluetooth	Bluetooth v5.0	Bluetooth 5.3 with extended range up to 10 meters
NFC	No	No
Cellular Connectivity	Wi-Fi Only (via paired smartphone)	Smartphone-dependent (Wi-Fi only through paired device)
ANT+	No	Not Specified
Battery
Capacity	280-300 mAh (sources vary)	280 mAh Lithium Polymer
Fast Charging Support	No Fast Charging	Yes
Estimated Runtime	Typical: 5-7 days \| With Bluetooth Calling: 2-3 days \| Standby: 15 days (360 hours)	Up to 5 days
Charging Method	USB Magnetic Charging Points (Wired)	Magnetic charging pins
Battery Saver Modes	Yes (Battery Saver Mode available)	N/A
Memory & Storage
RAM	Not specified (watch operates on proprietary OS)	16 MB
Internal Storage	Not specified	16 MB
Expandable Storage	Not applicable	Not expandable
Design & Comfort
Bezel Type	Fixed Bezel (Non-rotating)	Fixed bezel
Buttons / Crown	Single Physical Button	Single physical button on the right side
Vibration Motor	Yes (Haptic Vibration Motor)	Yes, with haptic feedback and vibration intensity settings
Screen Glass Type	3D Curved Glass	Panda Glass
Health & Safety Features
Fall Detection / SOS Calling	No Fall Detection or SOS Calling	Not available
Menstrual Cycle / Health Tracking	Yes (Physiological Cycle Reminder)	Not available
Noise Monitoring	No Noise Monitoring	Not available
Guided Breathing / Mindfulness Features	Yes (Breathe Monitor, Relaxation App)	Breathing exercise app available within Fastrack Reflex World App
Audio & Voice
Built-in Speaker	Yes (Dedicated HD Speaker)	Yes, with microphone for hands-free calling
Microphone	Yes (Built-in Microphone for Bluetooth Calling)	Yes, dual microphone setup for clear voice communication
Voice Assistant	Yes (AI Voice Assistant, Google Assistant & Siri Compatible)	AI Voice Assistant available via Fastrack Reflex World companion app
Bluetooth Audio Output	Yes (Bluetooth Audio Output via connected phone)	Yes, Bluetooth audio output for calls and music playback
Notifications & Controls
Notification Support	Call Alerts, SMS/Messaging, App Notifications, Social Media Alerts	Call alerts, SMS notifications, App notifications, Social media alerts
Quick Reply Options	Predefined Messages and Voice Reply	Predefined quick reply templates available
Music Control / Playback	Yes (Play/Pause, Volume Control, Next/Previous Track)	Yes - Play/Pause, Volume Control, Music player app integration
Find My Phone	Yes (Find My Phone Feature)	Yes, Find My Phone feature available
Remote Camera Shutter	Yes (Remote Camera Control)	Yes, remote camera shutter control via smartwatch
Security
Fingerprint Sensor	No	No
Face Unlock	No	No
NFC Payment Security	No NFC, No Payment Security	Not available
Find My Watch	Yes (Find My Watch Feature)	Not available
Ports & Accessories
Charging Connector Type	USB Magnetic Charging Points	Magnetic pins
Optional Docks / Stands	Not specified	None specified
Bundled Extras	Smartwatch, USB Charging Cable, User Manual, Warranty Card	Extra silicon strap color variants; magnetic charging cable
Software & Apps
App Store Availability	Limited third-party app support (proprietary ecosystem)	N/A
Customization Options	130+ Cloud Watch Faces, Customizable Quick View Widgets, Multiple Theme Options	100+ customizable watch faces, theme personalization, layout options
Companion App	Fire-Boltt Health App (Android & iOS)	Fastrack Reflex World App
OTA Updates	Yes (Over-the-Air Updates Available)	Yes
Pre-installed Apps	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	N/A