Smart watch Company OS Android version iOS version CPU Type Bluetooth NFC Developer Options GPS Notify Link Loss Alert Notify Missed Call Notify Timer Notify View Content Call Conversation Find My Phone Voice Control Respond to Notifications Notify Sound Notify Backlit Screen Notify Vibration Ambient Light Sensor Gyroscope Magnetometer Multi-touch Accelerometer Dust and Water Resistance Clock Display Type Screen Size, Inches Screen Resolution, pixels Pixel density, ppi Display Technology Average Battery Life, days Battery Capacity, mAh Battery Technology Case Diameter, mm Case Thickness, mm Wrist Band Width, mm Weight (main unit+watchband), g Wristband Options Replaceable Wristbands LED Flashlight
While internal hardware varies, most have an electronic visual display, either backlit LCD or OLED or Hologram.[4] Some use transflective or electronic paper, to consume less power. Most have a rechargeable battery. Peripheral devices may include digital cameras, thermometers, accelerometers, pedometers, heart rate monitors, altimeters, barometers, compasses, GPS receivers, tiny speakers, and SD cards, which are recognized as storage devices by many other kinds of computers.
Using your voice with the Google Assistant function built into the Q watches (and every modern Wear OS watch) is generally okay, though only roughly 80 percent reliable. The combination of a microphone on the side of your watch, a Bluetooth connection to your phone when you’re away from Wi-Fi, your phone’s cellular Web connection, and the imperfect acknowledgement of human speech by Google Assistant do not make for anything near a 100 percent success rate. When it works, Google Assistant makes you feel connected and advanced; when it fails, you can be seen as a person who asks their wrist about the capital of Malaysia. This is more a reflection of the state of connectivity and digital assistants than of the Q watches themselves—or any Wear OS watch, for that matter—although in our experience Wear OS watches fail on voice queries more often than Siri on the Apple Watch. That said, voice dictation on the Q watches is far more reliable, at least when it comes to recognizing words and phrases, than Google Assistant. If transcription fails, it’s more likely to be because of the watch/phone connection than the watch mishearing your words.
The new Diesel Full Guard 2.5 has a 47mmx56mm casing which is bigger than most Wear OS watches, and there’s a 1.39-inch display at the center of that. This new refresh of the watch also includes NFC for Google Pay support, a heart rate sensor, and built-in GPS. Diesel also says this watch will last two days on a charge from the 300mAh battery. The watch also has 3ATM water resistance.
Many smartwatch models manufactured in the 2010s are completely functional as standalone products.[6] Some serve as being used in sports, the GPS tracking unit being used to record historical data. For example, after a workout, data can be uploaded onto a computer or online to create a log of activities for analysis or sharing. Some watches can serve as full GPS watches, displaying maps and current coordinates, and recording tracks. Users can "mark" their current location and then edit the entry's name and coordinates, which enables navigation to those new coordinates. As companies add competitive products into the market, media space is becoming a desired commodity on smartwatches. With Apple, Sony, Samsung, and Motorola introducing their smartwatch models, 15% of tech consumers[7] use wearable technologies. This is a dense market[clarification needed] of tech consumers who possess buying power, which has attracted many advertisers. It is expected for mobile advertising on wearable devices to increase heavily by 2017 as advanced hypertargeting modules are introduced to the devices. In order for an advertisement to be effective on a smartwatch, companies have stated that the ad must be able to create experiences native to the smartwatch itself.[8]
What’s on display?: Most smartwatches have full-colour displays, though the underlying technology will determine how good the screen looks. There has been a move towards AMOLED (active matrix organic light emitting diode) displays, as used in the Apple Watch which present a bright screen, crisp text and accurate colours. Fitness trackers tend to have lower-quality screens and may not present in full-colour, partly to save battery life.
In 2009, Hermen van den Burg, CEO of Smartwatch and Burg Wearables, launches Burg the first standalone smartphone watch which has its own sim card and does not require to be tethered to a smartphone. Burg receives the award for the Most Innovative Product at the Canton Fair in April 2009[36][37][38][39][40][41][42] Also, Samsung launched the S9110 Watch Phone which featured a 1.76-inch (45 mm) color LCD display and was 11.98 millimetres (0.472 in) thin.[18]
The new Diesel Full Guard 2.5 has a 47mmx56mm casing which is bigger than most Wear OS watches, and there’s a 1.39-inch display at the center of that. This new refresh of the watch also includes NFC for Google Pay support, a heart rate sensor, and built-in GPS. Diesel also says this watch will last two days on a charge from the 300mAh battery. The watch also has 3ATM water resistance.
The launch of Samsung's Gear S smartwatch was covered by the media in late August 2014. The model features a curved Super AMOLED display and a built-in 3G modem, with technology writer Darrell Etherington stating on the TechCrunch website, "we’re finally starting to see displays that wrap around the contours of the wrist, rather than sticking out as a traditional flat surface." The corporation commenced selling the Gear S smartwatch in October 2014, alongside the Gear Circle headset accessory.[72] At IFA 2014 Sony Mobile announced the third generation of its smartwatch series, the Sony Smartwatch 3 powered by Android Wear.[73] Also, the Fashion Entertainments' e-paper watch was announced.[74]
I visited the Fitbit app more than I usually do during the first day of wearing the Charge 3 so I could manage notifications. This device is the first tracker to go beyond the basic call, text, and calendar alerts that most Fitbit trackers can receive. The Charge 3 can alert you to any and all happenings on your smartphone if you want. In the notification panel in the Fitbit app, you can choose which apps you want to receive alerts from—turn on all of them so you never miss a beat, or only turn on the apps that are most important to you.
They include a heart rate monitor, pedometer and altimeter to track steps taken and stairs climbed and often a GPS chip to record your distance covered. They will sync with your smartphone to give you a suite of tools to monitor your exercise progress. Many of them will offer notifications of incoming phone calls, text and email alerts as well. But they are designed with fitness tracking in mind. If you are happy using your smartphone for your day to day messaging, calendar, apps and music, a fitness tracker will suffice.

Flaws but not dealbreakers: The Vívosport’s screen is highly sensitive to incidental brushes and touches; we ended up activating the screen auto-lock feature, a small annoyance. Compared with a dedicated GPS running watch, the GPS tracking on any fitness band takes longer to connect to satellites; and it’s easier to see your pace and other statistics on a running watch’s larger LCD screen while moving than on a fitness band’s relatively miniscule display. Garmin doesn’t have the motivating social network of Fitbit, so it’s less likely that your friends or coworkers will connect and challenge you, or that a corporate fitness challenge will work with your Vívosport. A fitness band falls short of a full-featured smartwatch, because typically it won’t give you a voice assistant, let you install apps, or let you interact with phone notifications, and many of those notifications will be difficult to read on the Vívosport’s small screen.

A smartwatch is a wearable computer in the form of a wristwatch; modern smartwatches provide a local touchscreen interface for daily use, while an associated smartphone app provides for management and telemetry (such as long-term biomonitoring). While early models could perform basic tasks, such as calculations, digital time telling, translations, and game-playing, 2010s smartwatches have more general functionality closer to smartphones, including mobile apps, a mobile operating system and Bluetooth connectivity. Some smartwatches function as portable media players, with FM radio and playback of digital audio and video files via a Bluetooth or USB headset. Some models, called 'watch phones' (or vice versa), have complete functionality of a typical smartphone using LTE technology.[1][2][3]
Pebble (watch) was an innovative smartwatch that raised the most money at the time on Kickstarter reaching $10.3 Million between April 12 and May 18, 2012. The watch has a 32-millimetre (1.26 in) 144 × 168 pixel black and white memory LCD using an ultra low-power "transflective LCD" manufactured by Sharp with a backlight, a vibrating motor, a magnetometer, ambient light sensors, and a three-axis accelerometer.[47][48][49][50][51] It can communicate with an Android or iOS device using both Bluetooth 2.1 and Bluetooth 4.0 (Bluetooth Low Energy) using Stonestreet One's Bluetopia+MFi software stack.[52] Bluetooth 4.0 with low energy (LE) support was not initially enabled, but a firmware update in November 2013 enabled it.[53] The watch is charged using a modified USB-cable that attaches magnetically to the watch to maintain water resistance capability.[49] The battery was reported in April 2012 to last seven days.[54] Based on feedback from Kickstarter backers, the developers added water-resistance to the list of features.[55] The Pebble has a waterproof rating of 5 atm, which means it can be submerged down to 40 metres (130 ft) and has been tested in both fresh and salt water, allowing one to shower, dive or swim while wearing the watch.[56]
Built-in GPS and a great workout coach make the Huawei Watch 2 a great companion on long runs and intense workouts. You can leave your phone behind, too, thanks to onboard music storage and the ability to connect Bluetooth headphones to the watch. Like the LG Watch Sport, the Huawei Watch 2 has an LTE version, but unfortunately, Huawei isn't selling that model in the US yet.
All but the Martian Notifier claim some degree of water resistance: the LG, Samsung, and Motorola models can survive underwater up to 1 meter for 30 minutes, the Cookoo2 up to 100 meters, and the MetaWatch up to 3ATM, which is equivalent to 30 meters. Only the Martian and Motorola models claim to have scratch-resistant screens (the Martian has an anti-scratch acrylic crystal and the Moto 3 uses Gorilla Glass 3).
Although rectangular is the most common design, there are smart watches that have a circular display similar to regular watches. The Apple Watch is only available in the rectangular design. The circular design is available in the Samsung Gear S2, Moto 360, and LG G Watch R models. Many models have changeable straps, so you can dress casual, sporty, and formal.
Samsung’s three second-generation smartwatches arrived with real improvements and refinements. At $300, the Gear 2 is the most sophisticated—and expensive—of the trio. The Gear 2 Neo is basically a less expensive version of the Gear 2: It has similar functionality, but it's housed in a plastic body instead of metal and has no built-in camera. And the slimmer Gear Fit is a hybrid smartwatch and activity tracker.
Basically, smartwatches are wearable-technology devices that maintain a relatively persistent wireless connection to your mobile device—usually a smart phone—and can receive notifications of incoming calls, texts, instant messages, social-network updates, and more, from that device. Some can also let you accept and conduct phone calls right on the watch. And even newer models (the Samsung Gear S, for one) can act as smart phones all on their own, without needing a paired phone nearby.
The launch of Samsung's Gear S smartwatch was covered by the media in late August 2014. The model features a curved Super AMOLED display and a built-in 3G modem, with technology writer Darrell Etherington stating on the TechCrunch website, "we’re finally starting to see displays that wrap around the contours of the wrist, rather than sticking out as a traditional flat surface." The corporation commenced selling the Gear S smartwatch in October 2014, alongside the Gear Circle headset accessory.[72] At IFA 2014 Sony Mobile announced the third generation of its smartwatch series, the Sony Smartwatch 3 powered by Android Wear.[73] Also, the Fashion Entertainments' e-paper watch was announced.[74]
You can choose from five different watch faces for the Charge 3, making it less customizable than the Ionic or the Versa. Those smartwatches have the advantage of running Fitbit OS, which includes a library of many third-party-developed watch faces. The Charge 3 isn't a smartwatch, so its version of Fitbit's software isn't as robust as what we see on the Ionic and the Versa. It's not as critical for the Charge 3 since it isn't designed to run more than a few basic apps, but those looking for interesting watch faces will have to do with just a handful of options.
The Series 4 now has several new health-focused features, which are very intriguing, including the ability to detect when you fall and even alert emergency contacts if need be, as well as an electrical heart rate sensor that works with an app to alert you to heart health issues. The electrocardiogram (ECG) app has been certified by the Food & Drug Administration, but it's not out yet.
I’ve had the Samsung Gear S3 classic for a few months now. There are lots of apps now available including a music app which allows you to save and play as many tracks as the sizeable built in memory will allow you to save to the watch. The in-built speaker is high quality for making and receiving calls and of course listening to music, but a Bluetooth headset makes all the difference.
The headline features are the new ECG monitor that unlocks the ability for serious heart health monitoring. It's been FDA cleared, so the feature can be used to detect heart rhythm irregularities - however, it's only in the US only for now. There's also a new fall detection mode that can let users access Siri to contact emergency services or a emergency contact. Apple's new smartwatch offers groundbreaking features and an improved design that makes it the standout option for iPhone owners right now.
We loved Samsung’s characteristic bezel navigation. Instead of having to swipe your finger across the touchscreen repeatedly, all you have to do is gently twist the bezel. It’s a much smoother way of scrolling through your list and it just feels more natural. The are other side buttons which lie almost flush with the side of the watch, making it difficult for them to catch on sleeves.
×