Compare Samsung Galaxy Fit3 | AMOLED Display &… vs Fire-Boltt Ninja Calling Pro 42.9mm
Key differences
- Cheapest right now: Fire-Boltt Ninja Calling Pro 42.9mm at ₹1,299.
- Only Fire-Boltt Ninja Calling Pro 42.9mm lists calling.
2 smartwatchesSpecs from each Flipkart listing
₹3,499₹9,999
Checked 23 Oct 2026, 6:11 am ISTFlipkart 
₹1,299₹7,999
Checked 23 Oct 2026, 1:40 am ISTFlipkart Price today
Flipkart MRP
₹9,999
₹7,999
Below MRP
65%
83%
Display
Screen size
40.64 mm
1.69 inch
Display type
AMOLED
IPS LCD
Resolution
256 x 402 Pixel
240 x 280 Pixel
Dial shape
Rectangle
Square
Features
Calling
No
Yes
Heart rate
Yes
Yes
Water resistance
Yes
Yes
Battery & warranty
Battery life
Upto 13 Days
5 Days
Works with
Android
Android & iOS
Strap
Fluoroelastomer
Silicone
All other specs from Flipkart (59)
Fitness and Watch Functions
Calorie Count
Yes
Yes
Step Count
Yes
Yes
Altimeter
No
No
Date & Time Display
Date and Time
Yes
Compass
No
No
Alarm Clock
Yes
Yes
Chronograph
No
Yes
Language
69 Languages Support
English
Number of Buttons
1
1
Other Watch Functions
Camera Control, Find My Phone, SOS Fall Detection, Medical Info Display
Buetooth Calling smartwatch - Make and receive calls on the go, AI Voice Assistant in built, Built in Mic & Speaker for HD Calls • High Resolution of 240*280 Pixel & 1.69 inch IPS LCD Screen covered with a 2.5D Full Lamination for best protection, Track 120 sports modes efficiently and analyse performance based upon saved history, This smartwatch can withstand dust, spills, raindrops and is sweatproof too with an IP rating IP67, Track your blood oxygen (SpO2), Heart Rate with latest HRS3600 Te
Other Fitness Features
Not listed
Pedometer with SC7A20 Sensor, Heart Rate Monitor with HRS3600 Sensor, SpO2 (Blood Oxygen Monitor), Sleep Monitoring, Sedentary Reminders, Breathe Monitoring
Calendar
Not listed
No
In the Box
Sales Package
Fit3, Magnetic Charger, Quick Setup Guide
1 Smartwatch, 1 Charging Cable, 1 Manual, 1 Warranty Card
General
Model Number
SM-R390
BSW039
Model Name
Galaxy Fit3 | AMOLED Display & Aluminium Body | Upto 13Day Battery | 5ATM & IP68
Ninja Calling Pro 42.9mm (1.69) Bluetooth Calling Smartwatch AI Voice Assistant
Dial Color
Black
Dark Grey
Strap Color
Black
Pink
Size
Free Size
Free Size
Touchscreen
Yes
Yes
Usage
Fitness & Outdoor
Fitness & Outdoor
Dial Material
Aluminum
Not listed
Ideal For
Men & Women
Men & Women
Brand Strap Color
Grey
Pink
Strap Type
Classic Strap
Not listed
Camera and Display Features
Backlight Display
No
No
Scratch Resistant
No
Yes
Additional Features
Advanced Features
Multi Sport Mode, Music Control
Multi Sport Mode, Music Control
Other Features
Camera Control, Find My Phone, Fall Detection, Sleep Coaching
Not listed
Key Features
Not listed
Bluetooth Calling, AI Voice Assistant, 1.69" HD IPS Display, IP67 Water Resistant, SpO2 & Heart Rate Monitoring, 120+ Sports Modes, Inbuilt Games, Calculator
Dimensions
Width
28.8 mm (2.88 cm)
43.5 mm (4.35 cm)
Height
42.9 mm (4.29 cm)
38.5 mm (3.85 cm)
Thickness
10 mm (1.0 cm)
9.5 mm (0.95 cm)
Diameter
40 mm (4.0 cm)
Not listed
Weight
37 g
40 g
Audio and Video Features
Speaker
Yes
Yes
Voice Control
No
Yes
Microphone
Not listed
Yes
Product Details
Brand Color
Gray
Pink
Closure
Hook Buckle
Buckle
Sensor
Accelerometer,Barometer,Gyro Sensor,Optical Heart Rate Sensor,Light Sensor
Accelerometer, SpO2 Sensor, Heart Rate Sensor
Notification
Incoming Call Accept and Reject, Calendar, Media
Call, SMS, Whatsapp, Facebook, Twiter, Other Social Apps, Sedentary Reminder, Goal Completion
Notification Type
Ring and Vibrate
Vibration & Ringer
Battery Type
Lithium Polymer
Lithium Ion
Rechargeable Battery
Yes
Yes
Charger Type
POGO Pin and Magnetic
Not listed
Battery Run Time
Upto 13 days
Upto 5 days
Sim Slot Present
No
No
Voice Caling
No
Yes
Dust Resistant
Yes
Not listed
Multi-touch
No
Yes
Charge Time
Not listed
120 min
Connectivity Features
Bluetooth
Yes
Yes
GPS
No
No
Messaging Support
Yes
Yes
Bluetooth Version
v5.3
v5.0
Email Support
Yes
No
Call Features
Incoming Call Notification, Incoming Call Reject, Reply
Not listed
Wi-Fi
Not listed
No
Operating Range
Not listed
10 m
Specs are copied exactly from each Flipkart listing (last seen 2026-10-23); sellers write them and they can be incomplete or wrong. “Not listed” means Flipkart does not show it — we never fill it in. Prices are our own checks, shown only while under 24 hours old. See all smartwatches to compare.