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Home› Smartwatches› Compare Smartwatches › Fastrack Radiant FX4 vs Noise ColorFit Ultra 3
⚖ Comparison 2026

Fastrack Radiant FX4 vs Noise ColorFit Ultra 3

Fastrack Radiant FX4 vs Noise ColorFit Ultra 3 — detailed side-by-side specs, prices and verdict.

⚡ Quick Answer

Which is better: ?

Comparing Fastrack Radiant FX4 and Noise ColorFit Ultra 3: Noise ColorFit Ultra 3 is the better pick for the lowest price, the longest battery life, display quality, value for money and software experience.

Last updated: · Prices in INR.

⚖
Comparing
3 smartwatches · 40+ specs
Fastrack
Fastrack Radiant FX4
★★★★☆ 4.3
₹5,499
MRP ₹7,995
↓ Save ₹2,496
View Prices →
Noise
Noise ColorFit Ultra 3
★★★★☆ 4.2
₹1,799
MRP ₹7,999
↓ Save ₹6,200
View Prices →
＋
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    Key Stats

    💰 Best Price
    ₹1,799
    Noise ColorFit Ultra 3
    ★ Winner
    🔋 Best Battery
    Up to 7 Days
    Noise ColorFit Ultra 3
    ★ Winner
    ❤️ Best Health
    7 / 10
    Fastrack Radiant FX4
    ★ Winner
    📊 Overall Scores

    Expert Scores by Category

    ❤️ Health & SensorsFastrack Radiant FX4 wins
    Fastrack Radiant FX4
    7
    Noise ColorFit Ultra 3
    7
    🔋 Battery LifeNoise ColorFit Ultra 3 wins
    Fastrack Radiant FX4
    7.5
    Noise ColorFit Ultra 3
    8
    📺 Display QualityNoise ColorFit Ultra 3 wins
    Fastrack Radiant FX4
    8
    Noise ColorFit Ultra 3
    8.5
    💰 Value for MoneyNoise ColorFit Ultra 3 wins
    Fastrack Radiant FX4
    8.5
    Noise ColorFit Ultra 3
    9
    Software User ExperienceNoise ColorFit Ultra 3 wins
    Fastrack Radiant FX4
    7.2
    Noise ColorFit Ultra 3
    7.5
    🔍 Key Differences

    Key Differences: Fastrack Radiant FX4 vs Noise ColorFit Ultra 3

    Feature
    Fastrack Radiant FX4
    Noise ColorFit Ultra 3
    Price ₹5,499₹1,799
    Display Size 1.51 inches1.96 inches
    Resolution 466 x 466 pixels410 x 502 pixels
    Battery Life Up to 5 DaysUp to 7 Days
    Weight 120 g41.5 g
    Water Resistance Depth 1.5 mm1.5 m
    📋 Full Specifications

    Side-by-Side Spec Comparison

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

    Fastrack
    Fastrack Radiant FX4
    Noise
    Noise ColorFit Ultra 3
    🎨 Design
    Dial Color
    Black
    Black
    --
    Dial Shape
    Round
    Square
    --
    Strap Color
    Black
    Black
    --
    Strap Material
    Stainless Steel
    Silicone
    --
    Dial Material
    Metal
    Metallic
    --
    Size
    Free Size
    49 mm
    --
    Width
    44.05 mm
    38.8 mm
    --
    Height
    36 mm
    49.6 mm
    --
    Thickness
    11.5 mm
    11.5 mm
    --
    Diameter
    1.51 inches
    --
    --
    Weight
    120 g
    41.5 g
    --
    Number of Buttons
    1
    1
    --
    Closure
    Clip Clasp
    Buckle
    --
    Scratch Resistant
    No
    --
    --
    Water Resistant
    Yes
    Yes
    --
    Water Resistance Depth
    1.5 mm
    1.5 m
    --
    IP / ATM Rating
    IP68
    IP68
    --
    Rotating Crown / Bezel
    Yes
    Yes
    --
    📺 Display
    Display Type
    AMOLED
    AMOLED
    --
    Display Size
    1.51 inches
    1.96 inches
    --
    Display Resolution
    466 x 466 pixels
    410 x 502 pixels
    --
    Touchscreen
    Yes
    Yes
    --
    Backlight Display
    Yes
    Yes
    --
    Date & Time Display
    Digital
    Digital
    --
    Peak Brightness
    550 nits
    550 nits
    --
    Always-On Display
    Yes
    Yes
    --
    Other Display Features
    Always-On Display
    Always-On Display
    --
    🔋 Battery
    Battery Life
    Up to 5 Days
    Up to 7 Days
    --
    Rechargable Battery
    Yes
    Yes
    --
    Battery Type
    Lithium Polymer
    Lithium Polymer
    --
    Battery Capacity
    --
    300 mAh
    --
    Charge Time
    2 hours
    2 hours
    --
    Charger Type
    Magnetic Pin Charger
    Magnetic Charger
    --
    Wireless Charging
    No
    No
    --
    Fast Charging
    No
    No
    --
    Standby Time
    --
    30 Days
    --
    ❤️ Health & Sensors
    Sensor
    Accelerometer, Optical Heart Rate Sensor, SpO2 Sensor
    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
    Yes
    Yes
    --
    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
    Sedentary Reminder, Hydration Reminder, Breathing Exercise
    Sleep Tracking, Sedentary Reminder, Breathing Exercise
    --
    💡 Smart Features
    Call Function
    Bluetooth Calling
    Bluetooth Calling
    --
    Call Features
    Dial Pad, Call History, Sync Contacts, Reject Call
    Dial Pad, Call History, Contact Sync
    --
    Messaging Support
    Yes
    No
    --
    Email Support
    No
    No
    --
    Notification
    Yes
    Yes
    --
    Notification Type
    Vibration, Ring
    Calls, SMS, Social Media Apps
    --
    Voice Control
    Yes
    Yes
    --
    Gesture Control
    No
    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
    Fastrack Smart World
    NoiseFit
    --
    Watch Faces
    100+
    150+
    --
    Other Watch Functions
    Timer, Stopwatch, Weather, Find My Phone, AI Voice Assistant
    Stopwatch, Timer, Weather, Music Control, Find My Phone, Remote Camera
    --
    ⚡ Performance
    Operating System
    --
    Proprietary OS
    --
    Compatible Operating System
    Android, iOS
    Android, iOS
    --
    RAM
    128 MB
    --
    --
    Expandable Memory
    No
    No
    --
    🎧 Calling & Audio
    Microphone
    Yes
    Yes
    --
    Speaker
    Yes
    Yes
    --
    Audio Features
    Music Control
    --
    --
    📡 Connectivity
    Bluetooth
    Yes
    Yes
    --
    Bluetooth Version
    5.3
    5.3
    --
    Wi-Fi
    No
    No
    --
    Compatible Device
    Smartphones
    Android, iOS
    --
    Operating Range
    10 m
    10 m
    --
    📝 Additional Information
    Usage
    Fitness, Lifestyle
    Fitness, Casual
    --
    Language
    English
    English
    --
    Chronograph
    No
    No
    --
    Warranty
    1 Year
    1 Year
    --
    Watch Type
    Smartwatch
    Smartwatch
    --
    Other Features
    Calculator, In-built Games
    Flashlight, Calculator
    --
    💰 Price
    Best Price
    ₹5,499
    ₹1,799
    --
    Discount
    31% OFF
    78% OFF
    --
    Buy
    Buy Now
    Buy Now
    --
    🏆 Expert Verdict

    Our Recommendation

    Stylish budget AMOLED performer
    Fastrack Radiant FX4

    Vibrant AMOLED display, single-sync Bluetooth calling, functional crown, and reliable daily activity tracking wrapped in a sporty design.

    View Prices →
    Premium large-screen budget king
    Noise ColorFit Ultra 3

    Massive AMOLED display, gesture control, premium metallic finish, and comprehensive health suite with functional crown navigation.

    View Prices →
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    ❓ FAQ

    Compare FAQs

    Fastrack Radiant FX4 is priced at ₹5,499; Noise ColorFit Ultra 3 is priced at ₹1,799. Noise ColorFit Ultra 3 is the cheapest, ₹3,700 less than Fastrack Radiant FX4.

    Fastrack Radiant FX4: Up to 5 Days; Noise ColorFit Ultra 3: Up to 7 Days. Noise ColorFit Ultra 3 claims the longest battery life.

    Fastrack Radiant FX4 has a 1.51 inches AMOLED display; Noise ColorFit Ultra 3 has a 1.96 inches AMOLED display.

    Fastrack Radiant FX4: Bluetooth Calling; Noise ColorFit Ultra 3: Bluetooth Calling.

    Comparing Fastrack Radiant FX4 and Noise ColorFit Ultra 3: Noise ColorFit Ultra 3 is the better pick for the lowest price, the longest battery life, display quality, value for money and software experience.