Fire-Boltt Brillia vs Garmin D2 Air X15 comparison

Compare Fire-Boltt Brillia
Compare Garmin D2 Air X15
key specs
Strap ColourBlackBlack
Compatible OSAndroid & iOSAndroid and iOS
Strap MaterialSiliconeSilicone
Dial ShapeSquareRound
Display TypeAMOLEDAMOLED
Ideal ForMenUnisex
Display Size-35mm
general
BrandFire-BolttGarmin
ModelBrilliaD2 Air X15
Model NumberBSW215-
Model NameBrilliaGarmin D2 Air X15
Dial ColourBlack-
Dial ShapeSquareRound
Strap ColourBlackBlack
Strap MaterialSiliconeSilicone
TouchscreenYes-
Water ResistantYes-
Water Resistance Depth1 m5 ATM
UsageFitness & OutdoorFitness & Outdoor
Ideal ForMenUnisex
Release date-October 22, 2025
Size-Regular
dimensions
Width39-
Height9.6-
Thickness9.6-
Weight (g)60.0038.00
product details
ClosureBuckle-
SensorSedentary Alert, Blood pressure /Oxygen, Sport Modes, Sleep Monitoring, 3-Axis Sensor, SC7A20Heart Rate Monitor, Stress, Sleep, Pulse Ox blood oxygen
Compatible DeviceAll Android & iOs compatible devicesAndroid and iOS
NotificationCall, SMS, Whatsapp, Facebook, Twiter, Other Social Apps, Sedentary Reminder, Goal CompletionCall Notification, Smartphone Apps Notifications
Notification TypeVibrate-
Battery TypeLithium Ion-
Battery LifeWithout Bluetooth Calling Function 6 Days With Bluetooth Calling Function 2 Days | 15 Days Standby Mode10 days
Charge Time180 min-
Charger TypeUSB Cable-
Stand By Time720 Hrs-
Rechargeable BatteryYes-
connectivity features
Call FunctionYesYes
BluetoothYesYes
Bluetooth Versionv5.2-
Wi-FiNo-
GPSNo-
Email SupportNo-
Operating Range10 m-
Call FeaturesReject Calls, Take CallsMake and Receive calls
Third Party App Support-Yes
Other Connectivity Features-GPS, Galileo, Glonass, Beidou, QZSS
platform and storage features
Compatible Operating SystemAndroid & iOSAndroid and iOS
RAM-8GB
camera and display features
Display Resolution240x296pixels454 x 454
Display TypeAMOLEDAMOLED
Backlight DisplayNo-
Scratch ResistantYes-
Display Size-35mm
fitness and watch functions
Step CountYesYes
Calorie CountYesYes
Heart Rate MonitorYesYes
CompassNoYes
CalendarNoYes
Alarm ClockYesYes
ChronographNo-
Number of Buttons2-
Altimeter-Yes
Date & Time Display-Yes
Language-English
audio and video features
MicrophoneYes-
Voice ControlYes-

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