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Home› Smartwatches› Compare Smartwatches › boAt Sigma 3 vs Fire Boltt Ninja Call Pro Plus
⚖ Comparison 2026

boAt Sigma 3 vs Fire Boltt Ninja Call Pro Plus

boAt Sigma 3 vs Fire Boltt Ninja Call Pro Plus — detailed side-by-side specs, prices and verdict.

⚡ Quick Answer

Which is better: ?

Comparing boAt Sigma 3 and Fire Boltt Ninja Call Pro Plus: Fire Boltt Ninja Call Pro Plus is the better pick for the lowest price; boAt Sigma 3 is the better pick for the longest battery life and software experience.

Last updated: · Prices in INR.

⚖
Comparing
3 smartwatches · 40+ specs
boAt
boAt Sigma 3
★★★★☆ 4
₹1,499
MRP ₹8,999
↓ Save ₹7,500
View Prices →
Fire Boltt
Fire Boltt Ninja Call Pro Plus
★★★★☆ 4.2
₹999
MRP ₹19,999
↓ Save ₹19,000
View Prices →
＋
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    Key Stats

    💰 Best Price
    ₹999
    Fire Boltt Ninja Call Pro Plus
    ★ Winner
    🔋 Best Battery
    Up to 7 Days
    boAt Sigma 3
    ★ Winner
    ❤️ Best Health
    6 / 10
    boAt Sigma 3
    ★ Winner
    📊 Overall Scores

    Expert Scores by Category

    ❤️ Health & SensorsboAt Sigma 3 wins
    boAt Sigma 3
    6
    Fire Boltt Ninja Call Pro Plus
    6
    🔋 Battery LifeboAt Sigma 3 wins
    boAt Sigma 3
    7.5
    Fire Boltt Ninja Call Pro Plus
    7
    📺 Display QualityFire Boltt Ninja Call Pro Plus wins
    boAt Sigma 3
    6.5
    Fire Boltt Ninja Call Pro Plus
    6.5
    💰 Value for MoneyFire Boltt Ninja Call Pro Plus wins
    boAt Sigma 3
    8.5
    Fire Boltt Ninja Call Pro Plus
    8.5
    Software User ExperienceboAt Sigma 3 wins
    boAt Sigma 3
    6.5
    Fire Boltt Ninja Call Pro Plus
    6.2
    🔍 Key Differences

    Key Differences: boAt Sigma 3 vs Fire Boltt Ninja Call Pro Plus

    Feature
    boAt Sigma 3
    Fire Boltt Ninja Call Pro Plus
    Price ₹1,499₹999
    Display Size 2.0 inches1.83 inches
    Resolution 240 x 296 pixels240 x 284 pixels
    Battery Life Up to 7 DaysUp to 6 Days
    Battery Capacity 220 mAh230 mAh
    Operating System 9 and Above, Android 6 and AboveProprietary OS
    📋 Full Specifications

    Side-by-Side Spec Comparison

    ★ = category winner  |  Blue highlight = best in that row

    boAt
    boAt Sigma 3
    Fire Boltt
    Fire Boltt Ninja Call Pro Plus
    🎨 Design
    Dial Color
    --
    Black
    --
    Dial Shape
    Rectangle
    Square
    --
    Strap Color
    Grey
    Black
    --
    Strap Material
    Silicone
    Silicone
    --
    Dial Material
    --
    Polycarbonate
    --
    Size
    One Size
    46 mm
    --
    Number of Buttons
    1
    1
    --
    Closure
    Buckle
    Buckle
    --
    Scratch Resistant
    --
    Yes
    --
    Water Resistant
    Yes
    Yes
    --
    IP / ATM Rating
    IP67
    IP67
    --
    Rotating Crown / Bezel
    No
    No
    --
    📺 Display
    Display Type
    LCD
    LCD
    --
    Display Size
    2.0 inches
    1.83 inches
    --
    Display Resolution
    240 x 296 pixels
    240 x 284 pixels
    --
    Touchscreen
    Yes
    Yes
    --
    Backlight Display
    Yes
    Yes
    --
    Date & Time Display
    Digital
    Digital
    --
    Peak Brightness
    --
    280 nits
    --
    Always-On Display
    No
    No
    --
    Other Display Features
    --
    2.5D Curved Glass
    --
    🔋 Battery
    Battery Life
    Up to 7 Days
    Up to 6 Days
    --
    Rechargable Battery
    Yes
    Yes
    --
    Battery Type
    Lithium Polymer
    Lithium Polymer
    --
    Battery Capacity
    220 mAh
    230 mAh
    --
    Charge Time
    2 hours
    2 hours
    --
    Charger Type
    Magnetic Charger
    Magnetic Charger
    --
    Wireless Charging
    No
    No
    --
    Fast Charging
    No
    No
    --
    Standby Time
    --
    Up to 15 Days
    --
    ❤️ Health & Sensors
    Sensor
    Heart Rate Sensor, SpO2 Sensor, Accelerometer
    Accelerometer, Optical Heart Rate Sensor, SpO2 Sensor
    --
    Heart Rate Monitor
    Yes
    Yes
    --
    Step Count
    Yes
    Yes
    --
    Calorie Count
    Yes
    Yes
    --
    GPS
    No
    No
    --
    Compass
    No
    No
    --
    Altimeter
    No
    No
    --
    Blood Oxygen (SpO2)
    Yes
    Yes
    --
    ECG
    No
    No
    --
    Blood Pressure Monitor
    No
    No
    --
    Skin Temperature Sensor
    No
    No
    --
    Sleep Tracking
    Yes
    Yes
    --
    Stress Monitoring
    No
    No
    --
    Respiratory Rate
    No
    No
    --
    Women's Health / Cycle Tracking
    Yes
    Yes
    --
    Sports Modes
    100+
    100+
    --
    VO2 Max
    No
    No
    --
    Fall Detection
    No
    No
    --
    Crash Detection
    No
    No
    --
    Emergency SOS
    No
    No
    --
    Other Fitness Features
    Sleep Tracking, Sedentary Reminder, Breathing Exercise
    Sleep Tracking, Sedentary Reminder, Breathing Exercise
    --
    💡 Smart Features
    Call Function
    Bluetooth Calling
    Bluetooth Calling
    --
    Call Features
    Dial Pad, Call History, Contact Sync
    Dial Pad, Call History, Contact Sync
    --
    Messaging Support
    Yes
    Yes
    --
    Email Support
    No
    No
    --
    Notification
    Yes
    Yes
    --
    Notification Type
    Calls, SMS, Social Media Apps
    Calls, SMS, Social Media Apps
    --
    Voice Control
    Yes
    Yes
    --
    Gesture Control
    Wrist Raise to Wake
    Wrist Raise to Wake
    --
    Third Party App Support
    No
    No
    --
    Calendar
    Yes
    No
    --
    Alarm Clock
    Yes
    Yes
    --
    NFC
    No
    No
    --
    eSIM / Cellular
    No
    No
    --
    Music Control
    Yes
    Yes
    --
    Companion App
    boAt Wearables
    Da Fit
    --
    Watch Faces
    100+
    100+
    --
    Other Watch Functions
    Stopwatch, Timer, Weather, Music Control, Find My Phone, Remote Camera
    Stopwatch, Timer, Weather, Music Control, Find My Phone, Remote Camera
    --
    ⚡ Performance
    Operating System
    9 and Above, Android 6 and Above
    Proprietary OS
    --
    Compatible Operating System
    Android, iOS
    Android, iOS
    --
    Expandable Memory
    No
    No
    --
    🎧 Calling & Audio
    Microphone
    Yes
    Yes
    --
    Speaker
    Yes
    Yes
    --
    Audio Features
    --
    Built-in Speaker, Microphone
    --
    📡 Connectivity
    Bluetooth
    Yes
    Yes
    --
    Bluetooth Version
    5.0
    5.0
    --
    Wi-Fi
    No
    No
    --
    Compatible Device
    Android, iOS
    Android, iOS
    --
    Operating Range
    10 m
    10 m
    --
    📝 Additional Information
    Usage
    Fitness, Casual
    Fitness, Casual
    --
    Language
    English
    English
    --
    Chronograph
    Yes
    No
    --
    Warranty
    1 Year
    1 Year
    --
    Watch Type
    Smartwatch
    Smartwatch
    --
    Other Features
    Built-in Games, QR Code Tray
    Built-in Games, AI Voice Assistant
    --
    💰 Price
    Best Price
    ₹1,499
    ₹999
    --
    Discount
    83% OFF
    95% OFF
    --
    Buy
    Buy Now
    Buy Now
    --
    🏆 Expert Verdict

    Our Recommendation

    Feature-packed budget customizer
    boAt Sigma 3

    Generous 2.01-inch screen, unique DIY watch face studio, and seamless Bluetooth calling with quick dial pad access.

    View Prices →
    Popular entry-level calling champion
    Fire Boltt Ninja Call Pro Plus

    Clear 1.83-inch display, extensive 100+ sports modes, and built-in voice assistant support at a highly competitive price point.

    View Prices →
    🔥 Trending

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    ❓ FAQ

    Compare FAQs

    boAt Sigma 3 is priced at ₹1,499; Fire Boltt Ninja Call Pro Plus is priced at ₹999. Fire Boltt Ninja Call Pro Plus is the cheapest, ₹500 less than boAt Sigma 3.

    boAt Sigma 3: Up to 7 Days; Fire Boltt Ninja Call Pro Plus: Up to 6 Days. boAt Sigma 3 claims the longest battery life.

    boAt Sigma 3 has a 2.0 inches LCD display; Fire Boltt Ninja Call Pro Plus has a 1.83 inches LCD display.

    boAt Sigma 3: Bluetooth Calling; Fire Boltt Ninja Call Pro Plus: Bluetooth Calling.

    Comparing boAt Sigma 3 and Fire Boltt Ninja Call Pro Plus: Fire Boltt Ninja Call Pro Plus is the better pick for the lowest price; boAt Sigma 3 is the better pick for the longest battery life and software experience.