Who wears large, bulky smartwatches anymore? Most people prefer slim, slick and comfortable smartwatches with modern features such as voice-dictation and fitness tracking.

In this list, we present the thinnest smartwatches. These are the slimmest, lightest smartwatch in existence. Not only do these smartwatches have stylish designs, but they offer excellent features as well.
By the way, you can check out our list of the best smartwatches with speakers and mics as well.
Let’s get to it! But first, let’s see the top three picks.
Top Three Picks

![Apple Watch Series 7 [GPS 41mm] Smart Watch...](https://m.media-amazon.com/images/I/41DaN6wJtvL._SL160_.jpg)


![Apple Watch Series 7 [GPS 41mm] Smart Watch...](https://m.media-amazon.com/images/I/41DaN6wJtvL._SL160_.jpg)

Thin Smartwatch Buyer’s Guide
On average, buying a smartwatch is a decision that will cost you over $100. For premium brands, you might even end up paying over $500.
Some high-end brands like the latest-generation of Apple smartwatch will even cost more than your phone. As such, it’s important to keep specific parameters in mind before you start looking for the best smartwatch in 2019.
WATCH IMAGE | WATCH NAME | AMAZON LINKS | HOW THIN? |
---|---|---|---|
![]() | Most Elegant: Pebble Time Round | View on Amazon | 1.6 |
![]() | Best iOS/Apple Watch: Apple Watch Series 6 | View on Amazon | 1.4 |
![]() | Best Water Resistant: Motorola Moto 360 | View on Amazon | 0.4 |
![]() | With Leather Strap: Huawei Watch | View on Amazon | 0.5 |
![]() | Best Displayt: LG Smart Watch Style | View on Amazon | 1.2 |
![]() | Best For Fitness: Fitbit Charge 2 | View on Amazon | 0.5 |
![]() | Minimal Thin Smartwatch: Nokia Steel HR | View on Amazon | 0.5 |
1. Most Elegant: Pebble Time Round
Built with a thin, comfortable design and a sharp aesthetics, the Pebble Time Round is one of the slimmest and lightest watches around. In fact, its the thinnest smartwatch you will find worth buying.

It will smoothly slip under your sleeve and will have a nice grip on your hand, using a regular 20mm leather band or a 14mm band (depending on the version you choose).
The Pebble Time Round only measures 38.5mm in diameter and 7.5mm thick, with sturdy construction and elegantly crafted exteriors. This smartwatch is truly an ultra-thin smartwatch.
- The world's lightest and thinnest smart watch. Probably the most comfortable too. At 7.5mm thin and weighing...
- Includes Pebble Health, a built-in activity and sleep tracker with daily reports and weekly insights
- Full suite of Pebble features, including timeline calendar alerts, notifications, and silent alarms
It has a slightly domed display covered with Gorilla Glass and stainless a steel body that makes it look good and feel great. Additionally, this smartwatch is functional and user-friendly, allowing you to pair it with IOS and Android phones.
Pros | Cons |
---|---|
Comfortable leather wristbands | Unreliable battery life |
Attractive classic design | Expensive |
Thin & super-light |
2. Best iOS/Apple Watch: Apple Watch Series 3
Replacing the Series 2, the Apple Watch Series 3 is one of the finest smartwatches on the market.

It comes in a stylish, mini-iPhone aesthetic body and packs a whole lot of health tracking features, GPS tracking, and 4G LTE connectivity. This means you can access the internet without tethering it to your iPhone.
- GPS
- Retina display
- Swimproof
The Series 3 weighs at 35g and its dimensions are about 42x36x11mm. Its light on your wrist and it comes with an AMOLED screen with great resolutions, reaching up to 312x390px.
Additionally, this watch features a powerful 279mAh rechargeable battery that should for about 18 hours. It also supports Siri and Apple app store and Apple Music streaming app.
Pros | Cons |
---|---|
Fast processor | Cellular connectivity problems |
World-class build quality | Not much difference with last year’s model |
Siri is superb |
3. Lighest: Apple Watch Series 5
With a total body weight of about 30g, the Apple Watch Series 5 is a lightweight and user-friendly smartwatch.
This thin smartwatch only measures 10.5mm in thickness and it has a beautiful OLED retina display measuring at about 44mm in diameter.
It offers a whole lot of useful, third-party messaging tools and apps, making it a no-brainer for any Apple user.
Aside from offering a stylish look to all Apple users, the Watch Series 5 offers great health tracking and music streaming (using Wi-Fi and Bluetooth).
- Built-in cellular lets you receive calls, send texts, and check your email — even without your phone.
- You don’t have to raise your wrist or tap to see the time or important information. With the Always-On...
- The viewing area stretches deep into the curved corners and is over 30% larger than the Apple Watch Series 3...
This IPX7 waterproof smartwatch rocks an inbuilt Li-ion battery that offers an amazing 18-hour battery life. Additionally, it features a stylish aluminum casing and nice sports wristbands with an easy-to-open mechanism.
Pros | Cons |
---|---|
Easy to set-up in less than 5 minutes | No built-in GPS |
Good for staying motivated | Not fully resistant for swimming |
Siri allows users to create reminders | |
Fast speed & good storage |
4. Best Water Resistant: Motorola Moto 360 2nd Gen
The Motorola Moto 360 2nd Gen smartwatch is a great tech wearable that measures 42mm in diameter and requires a 20mm wristband.

This modern wristwatch is 11.5mm wide and is compatible with iPhone 5 or better and any other phone running on Android 4.3+. Even better, it’s IP67 water-resistant and it comes with a great 300mAh battery that lasts for about 1.5 days.
If you decide to go with this timepiece smartwatch, you will enjoy a large 46mm backlit display that features a corning gorilla glass 3.
- All healthy relationships need space. Including the one with your phone. That’s why there’s the new Moto...
- Updates, not interruptions: Stay connected and up to date by getting messages, news, weather, and more without...
- Men’s and women’s collections: Choose from modern designs made specifically for men or women, each one...
It responds to voice and gestures, allowing you to easily control it and you can quickly pair it to your phone using Bluetooth 4.0. More importantly, it comes with a great 4GB internal storage plus a 512MB RAM.
Pros | Cons |
---|---|
Vast improvement in performance | Default band wears quickly |
Excellent display with clear graphics | Not waterproof though water-resistant |
Comes with both men’s & women’s design | |
Fitness tracking capabilities |
5. With Leather Strap: Huawei Watch
The Huawei Watch is a sharp and vibrant smartwatch that comes features with a circular AMOLED display and a shiny silver casing.

It’s worth noting that this watch features a 42mm screen and a thickness of about 10mm, allowing it to resemble the standard wristwatch. More importantly, it has nice 18mm leather straps that hug your list nicely and they are quite to replace.
- Built-in GPS and continuous heart rate: monitor your heart rate and track your workout routes without your...
- Scientific sleep tracking: HUAWEI TruSleep keeps track of light, deep and REM sleep stages to make your sleep...
- Workout Coach: get real-time guidance and workout data such as recovery time and Vo2 Max. Bluetooth: 2.4 GHz...
When it comes to hardware, the Huawei Watch comes with several health and fitness features, including a barometer and a heart-rate monitor.
Additionally, it connects to your phone through Bluetooth 4.0 technology and you can easily stream music from your Android or IOS phone. It also has a 512MB Ram and a mass storage of 4GB to store all your data.
Pros | Cons |
---|---|
Optional 4G model | Small display |
25-day battery life | No rotating crown |
Android wear 2.0 | |
Fitness tracking capabilities |
6. Best Display: LG Smart Watch Style
Put together in a slim and attractive design, the LGW270. AUSAPG style watch built with a 1.2-inch P-OLED screen display (360x360px) and some impressive features.

As the name implies, this is a style-oriented smartwatch that feels very comfortable on the wrist, only weighing about 46g. More importantly, it measures a little less than 11mm in thickness and about 42mm in diameter.
- All-new Android wear 2.0 is compatible with both Android (4.3 or later) and iOS (9 or later)
- IP67 rating for dust and water resistance (not fully waterproof - not suitable for swimming)
- Supports Google mode snap-and-swap bands so you can Change your band quickly and easily any time you like
Aside from being slim, the LG style watch is rated as IP67 waterproof and dust-resistant. This means you can get it wet without having to worry about the functionality.
It features Android Wear 2.0, allowing you to send and receive texts without your phone and also connect to Wi-Fi. Additionally, it features an 18mm leather straps with a quick release buckle that fits well on the hand.
Pros | Cons |
---|---|
Decent battery life | No NFC for supporting mobile payments |
Better looking than its predecessor | No heart-rate monitor or GPS |
Lightweight design | |
Good-looking screen |
7. Best For Fitness: Fitbit Charge 2
The Fitbit Charge 2 is an attractive and slim smartwatch that gives a large screen full of impressive details and cool controls.

Compared to its predecessor (the Fitbit HR), this watch comes with thicker and easy to swap wristbands that feel very nice on your hand. However, you will need to ensure that you attach the bands properly.
- PurePulse continuous, automatic wrist based heart rate tracking to better measure calorie burn all day
- Maximize your workouts using simplified heart rate zones (Fat Burn, Cardio and Peak). Splash proof. Do not...
- See call, text and calendar notifications on the OLED display; Automatically track how long and how well you...
As one of the thinnest watches with a large display, the Fitbit charge 2 weighs on 36 grams and has an OLED screen that is 38mm wide.
This watch has an average width of about 21mm and comes with a stainless steel casing that makes it highly durable and waterproof. Moreover, it features elastomer straps and a lithium polymer built-in battery that can last for 5 whole days.
Pros | Cons |
---|---|
Large OLED screen | Not waterproof |
Easy to Use | No GPS |
Heart-rate monitor | |
Automatic Activity tracking | |
Good accuracy |
8. Best Thin Sports Watch: Samsung Galaxy Watch 4 44mm Smartwatch
The Samsung Galaxy Watch 4 is the thinnest Samsung smartwatch on the market. The smartwatch includes many advanced features such as advanced sleep tracking, accurate ECG monitoring, activity monitoring, calls, texts, notifications, music streaming, and integration with the Samsung Health Monitor app.
In terms of overall size, the smartwatch measures 44.4mm x 43.3mm x 9.8mm.
This ultra-slim and user-friendly smartwatch come with a high-resolution touchscreen display and an enviable battery life. Even when using the smartwatch with everything on – including the display, you will get 40 to 60 hours of use without charging.
- BODY COMPOSITION ANALYSIS: Galaxy Watch4 is the first smartwatch to off body composition data right on your...
- BETTER SLEEP STARTS HERE: Wake up feeling refreshed and recharged with advanced sleep tracking; When you go to...
- BE SMART ABOUT YOUR HEART: Take care of your heart with accurate ECG monitoring and keep an eye on possible...
This ultra-thin smartwatch rocks a stylish yet durable design. However, some people may consider the display a bit large. On the other hand, many people prefer such a larger display.
Finally, the smartwatch boasts 16 GB memory and weighs 8.1 ounces.
Pros | Cons |
---|---|
Lightweight design | Not waterproof |
40 – 60 hour battery life | |
Smartphone features (calls, texts, etc) | |
Notifications from Android |
9. Best Thin Everyday Smartwatch: Ticwatch E Smartwatch-Shadow
Want a watch for everyday use? For going to the office, the gym, shopping? The Ticwatch E is a good, multipurpose fit. The Tiwatch E. is one of the most comfortable, lightweight and stylish smartwatches created for outdoor runs, walks or any other sporting activity.
This watch only weighs 8.2 ounces with dimensions of about 44mm in diameter and 13.55 mm thick. It also comes with interchangeable bands that allow it to fit different occasions and it is IPX67 water-resistant.
- Android Wear 2.0. Get your favorite apps and watch faces. Request a car ride. Perfect your golf swing. Explore...
- Follow your fitness.Track walks, runs, rides, heart rate and strength training with Google Fit and your...
- Your personal voice assistant. Meet Your Google Assistant. Bring Google Assistant to your wrist. Find answers...
When it comes to functionality, the Tiwatch E. comes with a built-in GPS and heart rate monitor, among other activity and health tracking apps.
It’s compatible with all phones that support iOS 9.0 and Android 4.3 or better. More importantly, you can customize the watch using several face options available on Google play store.
Pros | Cons |
---|---|
Durable and lightweight build | Not completely waterproof |
Affordable price | Poor battery-life |
Large screen | |
Excellent touch response |
10. Best Minimal Thin Smartwatch: Nokia Steel HR Hybrid Smartwatch
Another gem from the masters at Nokia, the Nokia Steel HR is a rather elegant smartwatch with mic. It simply screams elegance! Created with a classic design, the Nokia Steel HR Hybrid Smartwatch looks very simple and could pass for a regular slim wristwatch.
This fitness tracking smartwatch is thinner than most models created by big brands in the wristwatch industry, allowing the user to enjoy a comfortable feel.
- DAY & OVERNIGHT HEART RATE - Enjoy heart rate tracking day & night plus continuous tracking during workouts.
- DAILY ACTIVITY TRACKING - Automatically counts steps, calories and distance.
- AUTOMATIC SLEEP MONITORING - Wake to a Sleep Score based on light & deep sleep cycles, interruptions, depth &...
The watch comes in two sizes with a 40mm and 36mm display.
The 36mm Nokia Steel HR uses 18mm watchbands while the 40mm unit uses 20mm watch bands. This means that finding watch band replacement should be easy. The OLED screen display allows you to enjoy sharp and clear visuals in any type of light.
Pros | Cons |
---|---|
Accurate heart-rate sensor | Its OLED screen is hard to see under sunlight |
Excellent battery life | Step tracking not accurate |
Good sleep tracking | |
Great build quality and size |
Why Buy A Thin Smartwatch?
While robust and thick smartwatches have their benefits, a thin smartwatch is often much better. Over the years, watches have undergone tremendous changes, with manufacturers aiming to make not only functional products but also comfortable units.
With this in mind, many users are discarding their big and bulky smartwatches and replacing them with slim ones. Let’s take a look at why you should also make the change to thin smartwatches:
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Lightweight
Unlike the regular wrist watches available on the market, most slim smartwatches are lightweight and feel very comfortable on your hands. In fact, the slimmest smartwatches are so light that you may not even notice you have on a watch.
A lightweight device also allows you to conveniently enjoy a great hands-free user experience, without having to accommodate any unnecessary weight on your wrist. Furthermore, it allows you to move your wrist freely and use the watch without weight issues.
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Sophistication
Thin is seen as sophistication and the thinnest smartwatches are very elegant. As we all know, there is sophistication in simplicity.
With that in mind, a slim smartwatch is exactly what you need to compliment your looks when attending a business meeting or any other classy event that requires you to look sharp. More importantly, a slim smartwatch looks like a mini-computer on your wrist and it’s very classy.
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Battery
We must mention that to accomplish these thin sizes, the battery in most thin smartwatches are quite tiny.
In fact, in some cases, you’ll need to turn off the always-on display to make it through the day on one charge with most smartwatches. As such, we carefully considered battery life when choosing these thin smartwatches.
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Functionality
You may think the thinnest smartwatches have the simplest features. Though all smartwatches rock different features and applications, even though slim watches are thin, they do not lack features and functionality.
They not only allow you to have an easy time texting, but they also allow you to conveniently pick calls and perform other tasks. More importantly, you can perform all these tasks while exercising.
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Discrete
The thinnest smartwatches are extremely discrete. With smartphones forming an integral part of our daily lives, we always want to get connected with our friends and family. However, this is not always possible, as we can’t always have our phones in our hands.
A slim smartwatch makes it easy for you to check messages while on the go and use it to perform other tasks while your phone is in your pocket.
Even better, slim watches can be easily mistaken for regular wristwatches, allowing you to use them without attracting any unwanted attention.
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Sleek & stylish
Aside from being convenient and easy to carry, thin smartwatches are aesthetically appealing and very stylish.
This means you can use them to compliment your look. Some brands even allow you to interchange the wristbands to suit different occasions. They are a nice way to stay relevant to your style.
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Simplicity
Many people like thin smartwatches because they tend to be simple. Because they are so thin, the manufacturers cant include all the bells and whistles. So, they tend to be smaller and look simpler.
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Never Miss Notifications
The biggest advantage of having a thin smartwatch is that it will help you stay connected with your phone at all times.
It systematically organizes your notifications in a way that gives you a glance at what’s happening without taking out your phone. You can easily view your texts, social media notifications and call information with bearing the burden of your phone’s weight.
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Fitness & Health Tracking
While many smartwatches in the market come with a fitness tracker, most of them are quite bulky and not very comfortable to carry around the whole day. However, sports-focused smartwatches for men and women like the Apple Watch will give you everything you need for health and fitness tracking without the extra weight of other products.
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Perfect Accessory
A watch is a century-old accessory that not only tells time but also looks classy. Even better, a thin smartwatch is a great accessory for anyone who wants to look elegant. As such, the watch not only doubles as a fitness tracker and travel companion but also an excellent fashion statement.
Before looking at the factors to consider before buying a thin smartwatch, here a few reasons you may find it worth your while. That’s why the best smartwatches of 2019 come with customizable watch faces and swappable bands.
Factors To Consider When Choosing A Thin Smartwatch
Now that we’ve seen why you need a thin smartwatch, let’s get a closer look at what you’ll be considering when buying one.
Compatibility – Since smartwatches come as companions to your device, you need to know whether your smartphone will be able to link with the watch you intend to buy.
Cost – In most cases, the cost will highly determine whether you buy a watch or not. However, the cost will mostly be determined by the watch’s brand, features, and compatibility, ranging anywhere between $100-900.
User Interface – Though most buyers tend to overlook this feature, its critical that you consider the user interface before investing your cash. Your watch will need to be clutter-free and have a pleasing look to make it easy to use.
Ultra-Thin Smartwatches
While we explored thin smartwatches, there are even thinner smartwatches known as ultra-thin smartwatches. These smartwaches are very thin and are amoungf there thinnest in the world. Examples are the SKMEI Smart Watch for Women, Withings Steel HR Hybrid and the LANVO Metal.
Thinnest GPS Watch
Many smartwatches have GPS which you can use to get directions and find your location. One of the thinnest smartwatches with GPS is the Garmin Vivoactive 3 and the new Garmin Vivoactive 4. This is an excellent smartwatch for outdoor use and is great for sport buffs.
Best Thin Smartwatch For Sports
The Garmin Vivoactive 3 and the new Garmin Vivoactive 4 are excellent smartwatches for sports. These smartwatches can keep track of up to 15 different sports activities. You can also track calories burned, what steps are taken, the distance travel, and the number of floors climbed.
Which Smartwatch Is Best For Thin Hands?
There are a lot of different smartwatches on the market, but which one should you buy for thin hands?
There are three main types of smartwatches best for thin hands:
If you’re looking for a smartwatch that’s thin and stylish, the Fossil Women’s Gen 4 Venture HR Stainless Steel Touchscreen Smartwatch is a great option.
- Smartwatches powered with Wear OS by Google work with iPhone and Android Phones
- Heart Rate & Activity Tracking using Google Fit; Built-in GPS for distance tracking; Swimproof design 3ATM;...
- This is one smart watch - receive smartphone notifications and app alerts, manage your calendar, control your...
This watch has a stainless steel casing that makes it look stylish and durable, and it has a touchscreen display that makes it easy to use. The watch also has a built-in GPS and weather alert and an accelerometer and Geo-tagging capabilities.
Plus, the battery life is impressive, it lasts up to six days on a single charge. If you’re looking for a thin, stylish smartwatch that can keep you organized and connected, the Fossil Women’s Gen 4 Venture HR Stainless Steel Touchscreen Smartwatch is a great choice.
The LG G Watch is a sleek and stylish smartwatch that looks great and feels great. Its design is intuitive and straightforward, making it easy to use and navigate.
- All-new Android wear 2.0 is compatible with both Android (4.3 or later) and iOS (9 or later)
- IP67 rating for dust and water resistance (not fully waterproof - not suitable for swimming)
- Supports Google mode snap-and-swap bands so you can Change your band quickly and easily any time you like
The G Watch has a variety of sensors, such as an accelerometer, gyroscope, and magnetometer, which makes it able to track your physical activity. Additionally, the G Watch can connect to your iPhone or Android phone using Bluetooth. You can also use it with various apps, including fitness apps, news apps, and more.
The Samsung Galaxy Watch Active is an excellent option for those who want a stylish smartwatch that can survive in the water.
It has a 40mm wide display and is IP68 water-resistant to be used in water up to 100 feet deep. Additionally, it has a wireless charging pad and includes a built-in speaker. The watch also has a sm-r500n international version (black).
FAQs
1. What features does a smartwatch have?
Smartwatches tend to have all the internal electronics required to display graphics, connect to Wifi, check your heart rate, use GPS, and so on.
These electronic components include sensors (e.g., thermometer, compass, accelerometer, and barometric altimeter), signal receivers, gyroscopes, graphic drivers, and so on.
2. How Thick Are Smart Watches?
Smartwatches are typically thicker than traditional watches. Smartwatches are designed to be worn on the wrist and contain a variety of sensors, including an accelerometer, gyroscope, and heart rate monitor. Generally, smartwatches are about one-third the thickness of traditional watches.
3. What Is The Smallest Samsung Galaxy Watch?
The Samsung Electronics Galaxy Watch 4 is the smallest Samsung Galaxy watch available on the market. This smartwatch has a width of 39.5mm and a depth of 21.5mm.
It weighs only 0.55kg and measures about 42mm wide by 26mm deep by 14mm high. The Samsung Electronics Galaxy Watch 4 40mm Smartwatch with ECG Monitor Tracker is the smallest Samsung Galaxy watch that you can buy right now.
4. Which Smartwatch Has The Smallest Face?
Normally, the smaller the smartwatch, the smaller its face. The Garmin Forerunner 235 is one of the smallest smartwatches with a very small face (dial size of 35.5mm).
Bottom Line:
There you have it, the thinnest smartwatches available on the market in 2020. These devices will easily slip under your sleeve and comfortably hug your wrist.
While the designers shrunk the sizes of these watches, the features are still modern and as good as bulky watches. We hope you find one you like!