Which is better: ?
Comparing Fire Boltt Pro Max Ultra 2 and boAt Wave Sigma: boAt Wave Sigma is the better pick for the lowest price and the longest battery life; Fire Boltt Pro Max Ultra 2 is the better pick for health and fitness tracking, display quality and software experience.
- Price: Fire Boltt Pro Max Ultra 2 is priced at ₹12,999; boAt Wave Sigma is priced at ₹1,599. boAt Wave Sigma is the cheapest, ₹11,400 less than Fire Boltt Pro Max Ultra 2.
- Display: Fire Boltt Pro Max Ultra 2 has a 2.01 inches HD display; boAt Wave Sigma has a 2.01 inches LCD display.
- Battery life: Fire Boltt Pro Max Ultra 2: Up to 6 Days; boAt Wave Sigma: Up to 7 Days. boAt Wave Sigma claims the longest battery life.
- Calling: Fire Boltt Pro Max Ultra 2: Bluetooth Calling; boAt Wave Sigma: Bluetooth Calling.
- Health tracking: Fire Boltt Pro Max Ultra 2: Heart Rate, SpO2, Sleep Tracking; boAt Wave Sigma: Heart Rate, SpO2, Sleep Tracking.
- Ratings: Fire Boltt Pro Max Ultra 2 is rated 4.1/5 from 21,056 ratings; boAt Wave Sigma is rated 4.1/5 from 28,027 ratings.
Last updated: · Prices in INR.
Comparing
3 smartwatches · 40+ specs
Add Watch to Compare
Key Stats
Expert Scores by Category
❤️ Health & SensorsFire Boltt Pro Max Ultra 2 wins
🔋 Battery LifeFire Boltt Pro Max Ultra 2 wins
📺 Display QualityFire Boltt Pro Max Ultra 2 wins
💰 Value for MoneyboAt Wave Sigma wins
Software User ExperienceFire Boltt Pro Max Ultra 2 wins
Key Differences: Fire Boltt Pro Max Ultra 2 vs boAt Wave Sigma
Feature |
Fire Boltt Pro Max Ultra 2 |
boAt Wave Sigma |
|---|---|---|
| Price | ₹12,999 | ₹1,599 |
| Display Type | HD | LCD |
| Battery Life | Up to 6 Days | Up to 7 Days |
| IP Rating | IP68 | IP67 |
| Sports Modes | 120+ | 700+ |
| Bluetooth Version | 5.3 | 5.0 |
Side-by-Side Spec Comparison
★ = category winner | Blue highlight = best in that row
Fire Boltt
Fire Boltt Pro Max Ultra 2
boAt
boAt Wave Sigma
🎨 Design
Dial Color
Green
Black
--
Dial Shape
Square
Rectangle
--
Strap Color
Green
Purple
--
Strap Material
Leather
Silicone
--
Dial Material
Zinc Alloy
Polycarbonate
--
Size
44 mm
One Size
--
Width
39 mm
--
--
Height
51 mm
--
--
Thickness
9.8 mm
--
--
Diameter
51 mm
--
--
Weight
56 g
--
--
Number of Buttons
2
1
--
Closure
Buckle
Buckle
--
Scratch Resistant
Yes
--
--
Water Resistant
Yes
Yes
--
Water Resistance Depth
1 m
--
--
IP / ATM Rating
IP68
IP67
--
Rotating Crown / Bezel
No
No
--
📺 Display
Display Type
HD
LCD
--
Display Size
2.01 inches
2.01 inches
--
Display Resolution
240 x 296 pixels
240 x 296 pixels
--
Touchscreen
Yes
Yes
--
Backlight Display
No
Yes
--
Date & Time Display
Digital
Digital
--
Peak Brightness
--
550 nits
--
Always-On Display
No
No
--
Other Display Features
2.5D Curved Glass
Wake Gesture
--
🔋 Battery
Battery Life
Up to 6 Days
Up to 7 Days
--
Rechargable Battery
Yes
Yes
--
Battery Type
Lithium Polymer
Lithium Polymer
--
Battery Capacity
--
230 mAh
--
Charge Time
3 hours
2 hours
--
Charger Type
Magnetic Charger
Magnetic Charger
--
Wireless Charging
No
No
--
Fast Charging
No
No
--
Standby Time
30 Days
Up to 30 Days
--
❤️ Health & Sensors
Sensor
Optical 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
No
--
Sports Modes
120+
700+
--
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, Reject Calls, Take Calls
Dial Pad, Call History, Contact Sync
--
Messaging Support
No
No
--
Email Support
No
No
--
Notification
Yes
Yes
--
Notification Type
Vibration
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
No
Yes
--
Alarm Clock
Yes
Yes
--
NFC
No
No
--
eSIM / Cellular
No
No
--
Music Control
Yes
Yes
--
Companion App
Da Fit
boAt Crest App
--
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
Proprietary OS
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 and Mic
--
--
📡 Connectivity
Bluetooth
Yes
Yes
--
Bluetooth Version
5.3
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
No
No
--
Warranty
1 Year
1 Year
--
Watch Type
Smartwatch
Smartwatch
--
Other Features
Built-in Games, Calculator
Built-in Games, Flashlight
--
💰 Price
Best Price
₹12,999
₹1,599
--
Discount
--
78% OFF
--
Buy
--
🏆 Expert Verdict
Our Recommendation
Feature-packed budget caller
Fire Boltt Pro Max Ultra 2
Expansive screen real estate, dedicated dual-theme UI, Bluetooth calling, and multiple utility tools at a highly competitive price point.
View Prices →Stylish entry-level performer
boAt Wave Sigma
Custom watch faces, reliable notification alerts, long-lasting battery backup, and a sporty aesthetic tailored for active youth.
View Prices →🔥 Trending
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❓ FAQ
Compare FAQs
Fire Boltt Pro Max Ultra 2 is priced at ₹12,999; boAt Wave Sigma is priced at ₹1,599. boAt Wave Sigma is the cheapest, ₹11,400 less than Fire Boltt Pro Max Ultra 2.
Fire Boltt Pro Max Ultra 2: Up to 6 Days; boAt Wave Sigma: Up to 7 Days. boAt Wave Sigma claims the longest battery life.
Fire Boltt Pro Max Ultra 2 has a 2.01 inches HD display; boAt Wave Sigma has a 2.01 inches LCD display.
Fire Boltt Pro Max Ultra 2: Bluetooth Calling; boAt Wave Sigma: Bluetooth Calling.
Comparing Fire Boltt Pro Max Ultra 2 and boAt Wave Sigma: boAt Wave Sigma is the better pick for the lowest price and the longest battery life; Fire Boltt Pro Max Ultra 2 is the better pick for health and fitness tracking, display quality and software experience.