Design
Screen size
The bigger the screen size is, the better the user experience.
- Boult Audio Crown R 1.43
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Display type
The type of technology used in the display.
- Boult Audio Crown R oled_amoled
Is dustproof and water-resistant
The device is dustproof and water-resistant. Water-resistant devices can resist the penetration of water, such as powerful water jets, but not being submerged into water.
- Boult Audio Crown R
ATM rating
The ATM rating indicates how much water pressure a device can withstand. 3 ATM is one of the lowest ratings and means that the device can only withstand splashes of water, whereas 20 ATM is one of the highest ratings and means that the device can be used for snorkeling and water sports.
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Ingress Protection (IP) rating
The first number of the IP rating refers to protection against dust, while the second number refers to protection against liquid. E.g. a first number of 6 denotes that it is completely dustproof, and a second number of 7 denotes that the device can withstand full immersion in water.
- Boult Audio Crown R ip67
Has branded damage-resistant glass
Damage-resistant glass (such as Corning Gorilla Glass or Asahi Dragontrail Glass) is thin, lightweight, and can withstand high levels of force.
- Boult Audio Crown R
Gorilla Glass version
Gorilla Glass is one of the most popular brands of chemically strengthened glass, manufactured by Corning. Several versions have been developed, the newer ones being more durable and providing better damage resistance.
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Pixel density
Pixel density is a measurement of a screen's resolution, expressed as the number of pixels per inch (PPI) on the screen. A higher pixel density translates into more clarity and sharpness for the images rendered on the screen, thus improving the quality of the viewing experience.
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Sweat resistance
Resistance to sweat makes it ideal for use while doing sports.
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Watch band is replaceable
The watch band is removable and can be replaced by any standard watch band of the correct size, allowing you to customise it to your liking.
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Has a display
The device has an electronic display to present information to the user.
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Resolution
Resolution is an essential indicator of a screen's image quality, representing the maximum amount of pixels that can be shown on the screen. The resolution is given as a compound value, comprised of horizontal and vertical pixels.
- Boult Audio Crown R 466 x 466
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Always-On Display
The user can see information such as date, time, and notifications even when the screen is off. The functionality can be enabled or disabled.
- Boult Audio Crown R
Has a touch screen
You can operate the device easily, by pressing the screen with your fingers.
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Has sapphire glass display
Sapphire crystal glass is an extremely durable material, which is surpassed only by diamond in terms of hardness. A sapphire crystal display is stronger and more scratch resistant than toughened glass such as Corning Gorilla Glass.
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Sensors
Monitors blood oxygenation levels
Your blood oxygen level is a measurement how much oxygen is reaching your muscles. It is important because low levels mean that you will become easily fatigued during exercise. The more exercise you do, the better your blood oxygen levels will become.
- Boult Audio Crown R
Has a heart rate monitor
A heart rate monitor can help show your fitness levels, enabling you to calculate a suitable intensity of exercise.
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Has GPS
GPS enables global positioning, useful in map, geo-tagging or navigation apps.
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Has an accelerometer
An accelerometer is a sensor used to measure the linear acceleration of a device. A common application is detecting when a device changes between vertical and horizontal positions.
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Has a temperature sensor
With a temperature sensor you can monitor changes in temperature to measure your exertion levels and avoid hyperthermia.
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Has a compass
A compass is useful for gaming, maps, and navigation software.
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Has a barometer
This measures barometric air pressure. It can predict weather changes, for example a sudden drop in air pressure could mean a storm is coming. When calibrated correctly it can be used to determine altitude, which helps GPS devices to lock on quicker and with greater accuracy.
- Boult Audio Crown R
Has a gyroscope
A gyroscope is a sensor that tracks the orientation of a device, more specifically by measuring the angular rotational velocity. Initially, they were built using a spinning rotor to detect changes in orientation, like twisting or rotation.
- Boult Audio Crown R
Has a cadence sensor
A cadence sensor measures the number of pedal revolutions per minute when you are cycling. It enables you to monitor how fast you are pedaling.
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Monitors perspiration
The device can measure the level of perspiration on your skin, indicating the level of intensity of your workouts.
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Activity tracking
Tracks your sleep
It can track your sleep, such as how long you sleep for and the quality.
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Tracks distance
It tracks how far you travel.
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Tracks steps taken
It tracks how many steps you take throughout the day, allowing you to see how active you have been.
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Measures pace
Measuring pace shows how much time it takes to travel one kilometer or one mile. For example, in running, a 4 minute kilometer would be a very good pace.
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Provides sleep reports
Your sleep data is analysed to give you a report, available to view through the app or website. This allows you to see the quality of your sleep and to help you make improvements.
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Detects activities automatically
The device automatically detects when you start an activity such as jogging, saving you from entering it manually at a later time.
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Has a route tracker
With a route tracker you can add your route onto a map. It is helpful if you plan to do the same route again, or want to share it with your community.
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Tracks elevation
It can detect changes in elevation, such as when you are climbing stairs.
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Has multi-sport mode
A multi-sport mode allows you to easily switch between tracking different sports such as running, cycling, and swimming. This feature is ideal for those who need to change quickly between various activities (e.g., triathletes).
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Has exercise tagging
After exercising, you can add details about your workout (e.g., jogging, swimming, cycling). This enables the device to provide more accurate information, such as the number of calories burned.
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Has a stroke counter for swimming
The device uses arm movement sensors to count the number of strokes when swimming.
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Tracks calorie intake
Using the app, you can input the food you eat to help you manage your nutrition better.
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Designed for diving
This watch comes specially tailored to a diver's needs with trimix and nitrox tracking, along with a built-in diving planner.
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Designed for golf
This watch comes preloaded with thousands of courses, showing exact yardages to the front, back and middle of greens along with a scorecard and shot distance calculator.
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Connectivity
Is compatible with iOS
It is compatible with a range of iOS devices such as iPhones, iPads and the iPod Touch.
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Is compatible with Android
It is compatible with a range of Android devices such as smartphones and tablets.
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Bluetooth version
Bluetooth is a wireless technology standard that allows data transfers between devices placed in close proximity, using short-wavelength, ultra-high frequency radio waves. Newer versions provide faster data transfers.
- Boult Audio Crown R 5.1
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Supports Wi-Fi
The device can connect to Wi-Fi.
- Boult Audio Crown R
Wi-Fi version
The Wi-Fi versions supported by the device.
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Supports ANT+
ANT+ is a wireless protocol similar to Bluetooth Smart, and is very power efficient. It is mainly used for fitness monitoring devices such as heart rate monitors and cadence sensors to connect to other devices (e.g., sports watches, smartphones, and cycling computers).
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SIM cards
The number and type of SIM cards supported.
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Has NFC
NFC (near-field communication) allows a device to perform simple wireless transactions, such as mobile payments. Note: this feature may not be available in all markets.
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Has a cellular module
Devices that use cellular technology can connect to mobile networks. Cellular networks have much wider signal coverage than Wi-Fi.
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Supports Galileo
Galileo is a global navigation satellite system (GNSS) that is similar to GPS. Supported devices can use a combination of Galileo and GPS for location-based services such as Google Maps, and tend to be around 30% more accurate than GPS-only devices.
- Boult Audio Crown R
Battery
Battery life
With a longer battery life, you don’t have to worry about charging the device as often.
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Charge time
The time it takes to fully charge the battery.
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Has wireless charging
It supports a wireless charging standard such as Qi. To charge the device, you simply put it down on a compatible charging pad.
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Has a rechargeable battery
The battery can be recharged and used over again.
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Has a solar power battery
A solar battery takes its energy from light, and stores it in a self-recharging battery which never needs to be changed.
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Has a removable battery
The battery is removable and can be replaced by the user if broken.
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Features
Has HRV tracking
Heart rate variability (HRV) tracking measures fluctuations in the time between heart beats. These fluctuations can be an indication of health conditions (such as heart conditions or mental health issues). Note: This feature may not be available in all markets.
- Boult Audio Crown R
Measures VO2 max
VO2 max capacity is a measurement of the amount of oxygen your body can use during physical exercise. A high VO2 max capacity indicates good fitness levels.
- Boult Audio Crown R
Measures resting heart rate
This measurement is your heart rate per minute when you're at rest, such as when you're relaxed, sitting, or lying down. For adults, this is typically between 60–100.
- Boult Audio Crown R
Has fast/slow heart rate notifications
It can notify you when your resting heart rate is above or below the normal range.
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Shows readiness level
This is based on various information, such as your previous workout, sleep quality, and stress levels. Taking everything into account, it will give you an idea of whether your body is ready for another workout or if you should focus on recovery.
- Boult Audio Crown R
Can be used to answer calls
The device has a speaker and microphone that allow you to answer calls made to your smartphone.
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Locates your phone
The device has a feature that allows you to find your smartphone if you have misplaced it.
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Has call control
The device alerts you to incoming calls on your smartphone, and allows you extra control such as muting or rejecting the call.
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Has notifications
If you get a notification such as a call or message, the device will vibrate on your wrist or make a noise to alert you.
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Has irregular heart rate warnings
Through continuous heart rate monitoring, the device is able to detect an irregular heartbeat and alert the user.
- Boult Audio Crown R
Has ECG technology
ECG stands for electrocardiogram and measures the electrical activity of the heartbeat, which is a more in-depth reading of heart health than blood pressure alone. Note: This feature may not be available in all markets.
- Boult Audio Crown R
Has silent alarm
The device can wake you using vibration, so as not to disturb anyone else sleeping in the room.
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Has vibrating alerts
Vibrating alerts have a variety of uses, such as interval training.
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Has fall detection
Fall detection is a feature that relies on accelerometers and other sensors to differentiate between regular movement and a fall. If the wearer falls, the device can perform functions such as sounding an alarm or displaying an alert.
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Has a stopwatch
With a stopwatch you can time yourself.
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Has smart alarm
It determines when you are in a light state of sleep and wakes you up within a set period of time before your alarm. This can allow you to wake up feeling fresher and more alert.
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Has voice commands
You can use your voice to control key functions of the device and you can easily access your device without pushing any button.
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Has a built-in camera remote control function
The device can control your smartphone’s camera remotely (without installing third-party apps), allowing you to take shots even if your phone isn't near you.
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Acquires GPS faster
It can periodically download data on the future position of GPS satellites. This enables it to lock on much faster, so you don’t have to wait around to get a GPS fix.
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Warranty period
When covered under the manufacturer’s warranty it is possible to get a replacement in the case of a malfunction. Note: This may vary by region.
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DirectX version
DirectX is used in video games, with newer versions supporting better graphics and features. The latest version is DirectX 12 Ultimate, which includes support for ray tracing, mesh shaders, and variable rate shading (VRS).
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Number of microphones
More microphones result in better sound quality and enable the device to filter out background noise.
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Has a front camera
A front camera, also called secondary camera, can be used for video chats/selfies.
- Boult Audio Crown R
App & Software
Provides activity reports
Your activity data is analysed to give you reports, available to view through the app or website. This allows you to see how active you have been and to help you make improvements.
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Has inactivity alerts
The device detects when you have been idle for too long, and alerts you to encourage you to stay active.
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Counts how many calories you've burned
This is useful if you are on a strict training diet or if you are trying to lose weight. It can also help to boost your motivation.
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Has goal setting
Allows you to set your own goals, such as reaching 15,000 steps in a single day.
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Has achievements
You are awarded achievements for reaching goals, helping to encourage you and keep you motivated.
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Free app
You can download the app for free, from platforms such as Google Play or the App Store.
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Has exercise diary
It has an exercise diary, allowing you to easily keep track of your previous workouts.
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Ad-free
Adverts can be distracting and obtrusive. Apps and blogs without ads are more aesthetically pleasing, nicer to use, and make the content stand out.
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Has coaching
The app can determine the best way for you to progress in your exercise, and offers coaching advice.
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Has temperature tracking
You can keep track of your temperature. Temperature data can be used to help work out the most likely time you will be ovulating.
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Has period notifications
You get a notification when you are due to get your period.
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Supports routes
You can create or find existing routes to sync to the app.
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Syncs with existing calendars
You can sync your data to standard calendar apps, such as Apple’s Calendar or Google Calendar.
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Has voice feedback
It has voice feedback during your workouts, helping you stay up-to-date on your progress and encouraging you as you exercise.
- Boult Audio Crown R
Has music playback
You can listen to your own music when working out. This can make exercising more enjoyable and motivate you to push yourself further.
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Exports to email
You can export app data to an email address, so you have a backup and can forward it to another person if needed.
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Displays fertile window notifications
The app integrates an ovulation calendar, regularly updated based on the information you add about your menstrual cycle. With the help of the ovulation calendar, the app estimates the approximate dates when you may ovulate and be fertile, and notifies you.
- Boult Audio Crown R
Has food diary
A food diary allows you to easily keep track of the food you have consumed, an important part of staying healthy and losing weight.
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Includes maps
It includes localized maps to help you see the information easily at a glance. Usually, you can zoom in on the maps and see the desired location with more detail.
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Doesn’t require account
The app doesn't require you to make an account in order to log in and use the app.
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Points-based system
It uses a points-based system instead of just focusing on calories. This can make it much easier to control your nutrition as it is simpler than counting calories, and it also takes other factors into account such as fat and fiber.
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Predicts ovulation
The app uses your menstruation data to predict the date of your ovulation, which usually lasts 24-48 hours. This is useful if you are trying to conceive, as your fertility increases around ovulation.
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Predicts start date
The app uses your data to predict future period start dates.
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Has video tutorials
It has video tutorials, making it easier to learn how to perform a specific exercise.
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Supports widgets
You can add widgets to the home screen. This allows you to have more flexibility and to see information at a glance, without going into the app.
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Can be personalised
You can personalize the appearance of the app - for example, choosing a different theme or colors.
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Has barcode scanner on app
The app supports scanning food barcodes using the camera. It checks a food database and adds the item based on its barcode, allowing you to quickly and easily track your calorie intake.
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Tracks water intake
You can use it to log the water you drink throughout the day. Drinking enough water is essential to your well-being, with the European Food Safety Authority recommending that women drink about 1.6l per day and men drink 2l per day.
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Has weight tracking
You can input your weight data, making it easier to track changes.
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Has live tracking
You can share your workout progress live, for example allowing your friends to see where you are on your running route.
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Tracks BMI
BMI (body mass index) is a measurement of body shape determined by the person’s height and weight. Being able to track your BMI is useful as you can track your progress in achieving the ideal weight for your height.
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Miscellaneous
Has a battery level indicator
An indicator shows you when the device has low battery.
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Has passcode
You can set a passcode to keep your data private.
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Has auto pause
It can determine when you have stopped working out and pause your current workout tracking until you start moving again.
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Compatible with external heart rate monitors
It supports third-party heart rate monitors to incorporate your pulse data.
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Is compatible with Windows
It is compatible with PCs and laptops running the Windows operating system.
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Has an external memory slot
The device has a standard memory slot (such as an SD or micro SD card slot) that enables you to extend the built-in internal storage with affordable memory modules, or easily retrieve data, such as photographs, from the memory card.
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Has a socket for a 3.5 mm audio jack
With a standard mini jack socket, you can use the device with most headphones.
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Is compatible with Mac OS X
It is compatible with Mac OS X devices such as MacBooks and iMacs.
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