OPPO Watch S vs Fire-Boltt Phoenix Ultra comparison

Compare OPPO Watch S
Compare Fire-Boltt Phoenix Ultra
key specs
Strap ColourGreen, BlackBlue, Gold, Dark Grey, Silver, Rainbow
Compatible OSAndroid 10 and later, and iOS 14 and newerAndroid, iOS
Strap MaterialRubberSilicone
Dial ShapeRoundRound
Display TypeAMOLEDTFT LED
Display Size-50mm
Ideal For-Unisex
general
BrandOPPOFire-Boltt
ModelWatch SPhoenix Ultra
Release dateOctober 16, 2025May 1, 2023
Model NameWatch SPhoenix Ultra
Dial ColourSilver, BlackBlack
Dial ShapeRoundRound
Strap ColourGreen, BlackBlue, Gold, Dark Grey, Silver, Rainbow
Strap MaterialRubberSilicone
SizeLargeRegular
Touchscreen1.46-inch AMOLEDYes
Interchangeable StrapYesYes
Water Resistant5ATM + IP68IP67
Dial MaterialStainless Steel-
Ideal For-Unisex
dimensions
Width44.98mm44.6
Height44.98mm11.95
Thickness8.9mm-
Weight (g)35.0055.00
product details
Sensoreight-channel optical heart rate sensor, 16-channel optical pulse oximeter sensor, ECG sensor, a wrist temperature sensor, accelerometer, gyroscope, geomagnetic sensor, air pressure sensor, ambient light sensor,SpO2 sensor, Heart Rate tracker, Sleep tracker
Battery LifeUp to 10 days7 days
Charge Time90 minutes-
Charger TypeWireless-
Compatible Device-Android, iOS
Notification-Yes
Rechargeable Battery-Yes
connectivity features
BluetoothYesBluetooth
Bluetooth Version5.2-
Wi-FiYesNo
GPSYesNo
Call Function-Yes
Messaging Support-Yes
Email Support-No
platform and storage features
Operating SystemColorOS Watch 7.1-
Compatible Operating SystemAndroid 10 and later, and iOS 14 and newerAndroid, iOS
Processor NameBES2800BP-
Internal Memory4GB EMMC-
camera and display features
Display Resolution464x464410x502
Display TypeAMOLEDTFT LED
Display Size-50mm
Other Display Features-60Hz refresh rate
fitness and watch functions
Step CountYesYes
Calorie CountYesYes
Heart Rate MonitorYesYes
AltimeterYes-
CompassYesNo
CalendarYesNo
Alarm ClockYesYes
Date & Time DisplayYesYes
Number of Buttons21
Other Fitness Featuressleep tracking, sleep snoring assessment, sleep SpO2 level measurement, sleep quality score, sleep breathing rate monitoringActivity Tracker, 120+ Sports Mode Tracking, Calorie Tracker, Sleep Monitor
Chronograph-Yes
Other Watch Functions-Alarm Clock, Bluetooth Calling, Voice Assistance, In Built Mic & Speaker, Notifications, Remote Camera Control, Alarm, Timer, Stopwatch, Weather Forecast Feature
ratings
Overall NDTV Rating-Read Review
Design and comfort Rating-
Tracking accuracy Rating-
Companion app Rating-
Software and ecosystem Rating-
Battery life Rating-
audio and video features
Speaker-Yes
Microphone-Yes

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