Best 10 Standalone Smartwatches with Sim Card – (2019)

Are you a fan of smartwatches but tired of having to pair it up with your smartphone every time you go out? Then a standalone smartwatch is what you need.

These devices are just amazing in every way. They will make your life a lot easier and convenient, and you will eventually stop needing to bring your smartphone everywhere you go.

Whether it is because you are going to practice physical activity, you are going to a place where phones are not permitted, or you just want to separate from your phone a few hours – a smartwatch with sim card feature is what you need.

Here we tell you everything you need to know about them, as well as review ten of the best models available on the market. So keep reading and find out more!

Top 10 Best Standalone Smartwatch Reviews

Picking the right smartwatch that doesn’t need a phone is a hard thing. As you see, there are different models and designs to choose, with various features and different overall qualities.

To make it easier for you to select the right one, here are a few reviews you can consider when buying:

  1. LG Watch Sport

Update on 2023-05-25. We're reader powered and may earn an affiliate commission.

The LG Watch Sport is a pretty watch for demanding users who want superior quality in every way. It is stylish yet with a geeky touch and an incredible resistance to water & other weather elements.

The watch works well with Android Wear 2.0, and even offers a Google Assistant feature for you to use it more comfortably and conveniently.

The only problem with the LG Watch Sport is the low battery life and a limited array of available apps to use. But overall, the watch performs well entirely, providing a highly reliable experience with one of the most beautiful designs in the market.


  • 1 Feet of Waterproof Protection for up to 30 Minutes
  • Stylish 1.38-Inch Rounded Display with Scratch Resistant Glass
  • Complete Tracking System for Fitness Enthusiasts
  • Innovative Silver Design with Unique Style


Supported OS: Android

Color Options: Silver and Titan

  1. Apple Watch Series 4 With GPS & Cellular

Update on 2023-03-04. We're reader powered and may earn an affiliate commission.

For those who are looking for a more versatile model when it comes to design, the Watch Series 4 from Apple is the best option they will get. You can pick between eight different color options/designs, and each offers a unique touch for a very stylish finish.

But what really matters are its 16GB storage capacity and the WatchOS 5 system that provides a very convenient and responsive performance.

It comes with various health tracking systems, including an electrocardiogram for heart monitoring. You also get a GPS, and outstanding fall detection plus a gyroscope to tell loved ones when the watches moves suddenly towards the ground. It is a safe and very reliable watch. Overall, a model you shouldn’t overlook.


  • Large and Light Case Build made of Aluminum
  • Very Fast and Responsive WatchOS 5 OS
  • Useful Array of Health Monitoring Features
  • Excellent Connectivity with Different Features & Devices


Supported OS: WatchOS

Color Options:

  • Space Gray Aluminum Case with the Black Sport band
  • Space Gray Aluminum Case with Black Sport loop
  • Silver Aluminum Case with Seashell Sport Loop
  • Silver Aluminum Case with Pure Platinum/Black Nike+ Sport Band
  • Nike+ Edition Space Gray Aluminum Case with Black Nike+ Sport Loop
  • Nike+ Edition Space Gray Aluminum Case with Anthracite/Black Sport Band
  • Nike+ Edition Silver Aluminum Case with Summit White Nike+ Sport Loop
  • Gold Aluminum Case with Pink Sand Sport Loop
  • Gold Aluminum Case with Pink Sand Sport Band
  1. Samsung Gear S2 Smartwatch

Update on 2023-05-25. We're reader powered and may earn an affiliate commission.

The Gear S2 from Samsung is maybe the simplest smartwatch with SIM that you will find in the market. However, it is easily one of the fastest, most responsive, and highly reliable you will find.

It also provides a very stylish design that stands out with any outfit, and with its stainless steel construction, it will last for years.

It offers one of the largest storages with 8GB despite its small size and provides top-notch connectivity with Bluetooth, WiFi, and several cellphone bands. If you want a smartwatch that works for years and offers a customizable design with exceptional responsiveness, the Gear S2 is a perfect choice.


  • Excellent Design with Customizable Styles
  • Very Responsive and Fast OS with Android or iOS
  • Resistant Stainless Steel Case with Scratch-Resistant Gorilla Glass
  • Highly Convenient Wireless Charging Dock


Supported OS: Android and iOS

Color Options:

  • Leather: Platinum, Rose Gold, and Classic
  • Silicone Strap: Dark Gray, Silver, Black
  1. Samsung Gear S3 Frontier

Update on 2023-05-25. We're reader powered and may earn an affiliate commission.

For a watch with SIM card, the Samsung Gear S3 Frontier is almost the perfect choice. Not only it offers a wide array of features, but it also comes with one of the most enticing designs a smartwatch can offer.

Its Frontier version offers a military-grade performance, paired up with a highly resistant stainless steel case with top-notch Gorilla glass that resists everything from water to dust and even extreme temperatures.

You can also enjoy several tracking and health features, as well as a fantastic GPS with GLONASS for more accurate navigation. The Li-On 380mAh battery is also very reliable, working really well with its G and 3G compatibility.


  • Entirely Resistant & Long-Lasting Build with Stainless Steel & Gorilla Glass
  • Excellent Addition of GPS & Tracking Features for Better Navigation
  • Responsive & Very Reliable Tizen Wearable Platform 2.3.2 OS
  • Good-Looking Design with Stylish Case Approach


Supported OS: Android and iOS

Color Options: Classic (Shiny Silver) and Frontier (Black)


Update on 2021-12-27. We're reader powered and may earn an affiliate commission.

Coming with a very stylish leather strap in various colors and a 1.39-inch Display, the rounded LEM5 smartwatch is one of the most reliable products you can get.

It does not only offer a long-lasting and good-looking build, but it also provides a wide array of features as well as excellent battery life and top-notch compatibility.

It is the perfect option for the user who wants to look good while boasting one of the most powerful devices in the market. What’s even better, this watch is entirely compatible with Android and iOS. However, it comes with Android 5.1 from the factory.


  • Comes with the versatile & Convenient Android 5.1 OS
  • All-Around Physical Tracking System Including Heart Rate Monitor
  • Elegant Design with Classy Leather Strap and Rounded Steel Case
  • Fast & Reliable Performance with 1GB of RAM and Quad Core Processor


Supported OS: Android & iOS

Color Options: Black, Brown, and White

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  1. Samsung Gear S

Using a Tizen operating system and being compatible with most Android devices out there, the Samsung Gear S offers enough versatility for a highly enjoyable experience.

You won’t find anything impossible to do with this watch, as it comes not only with all the tracking features you need, but also a huge & reliable display.

You will even enjoy a high-quality GPS system plus a top-notch Bluetooth option. With its 4GB of storage capacity and the ability to be used in water for up to 30 minutes straight, make it one of the most convenient devices in the market. The Samsung Gear S is an option not to overlook.


  • Highly Reliable Tizen OS AdditionBest
  • Excellent GPS & Bluetooth Features
  • Water & Dust Resistant Builds Allows you To Use it Anywhere
  • Very Good-Looking Design for Better Style when Using


Supported OS: Android

Color Options: Charcoal White, Frost White, and Black


  1. OUMAX Smart Watch S7 Round

A low-budget choice for users who don’t want to spend too much in a smartwatch, the Ouxma S7 Round is an excellent choice. It won’t offer the same features and abilities as the most expensive ones, but you’ll have a very reliable product for less than half of what other costs.

And what makes it stand out from the crowd; it comes with an excellent design and a leather strap with no equal.

But that’s not all. This device is also compatible with a wide array of smartphones including iPhones from the 5S to the 6S Plus and upward, to the Samsung S3 to the S6 and more. It also offers a very resistant magnesium alloy case and comes with several useful tracking features as well.


  • Very Stylish & Reliable Design with Magnesium Alloy Case and Leather Strap
  • Superb Compatibility with Most iOS and Android Devices Out There
  • Outstandingly Affordable for its Looks and Overall Reliability
  • Very Large Display for Easier Operation & Use


Supported OS: Android and iOS

Color Options: Dark Gray, Black, and White


  1. Scinex SW20

Update on 2021-12-27. We're reader powered and may earn an affiliate commission.

Feels and looks fantastic, and works as a perfect watch for any occasion. The Scinex SW20 not only provides all the features you want on a smartwatch, but also one of the most elegant styles in the market.

Anyone can use it without issues, and enjoy one of the most responsive yet reliable builds in the market, with a 1.5-inches display and notifications for apps like Twitter, Facebook, WhatsApp and more.

You also get 16GB of storage space which can be filled with photos you take with the smartwatch itself. It comes with a 1.6 Megapixel camera, which is something you don’t get with any other option out there. And when you add its amazing compatibility, this watch has no competitor.


  • Exceptional Compatibility with Many Android & iOS Devices
  • Useful Addition of 1.6 Megapixel Camera with 16GB of Storage Space
  • Elegant Design Provides a Really Stylish Approach to Smartwatches
  • Several Tracking Features & Apps for a More Useful Performance


Supported OS: Android and iOS

Color Options: Gold/Black, Silver/Blue, and Silver/Black


  1. LEMFO KW88 3G Smart watch

Update on 2021-12-27. We're reader powered and may earn an affiliate commission.

With GPS, several tracking features, excellent design for a sporty look, and a highly reliable OS – the LEMFO Kw88 is one of the best choices for the low-budget buyer.

It is an entirely well-made smartwatch that will look good on your wrist while providing a wide array of advantages that you don’t get even with more expensive options.

You will get everything from Bluetooth to 2G and 3G bands, alongside a hugely convenient heart rate monitor and much more. This watch is excellent in every way, and a perfect smarty product you should always consider.


  • Top-notch Connectivity with 2G and 3G plus Excellent Bluetooth and WiFi
  • Really Fast and Responsive System with Android 5.1 OS
  • Comes with Several Features Including Heart Rate Monitoring
  • Exceptional Built-In GPS For Superior Navigation


Supported OS: Android and iOS

Color Options: Gray, Blue, Red, Black, Rose Gold Combos


  1. LG Smart Watch Urbane 2nd Edition

Update on 2023-03-04. We're reader powered and may earn an affiliate commission.

Even if you’ve tried your best, you won’t find a disadvantage in owning the LG Urbane 2nd Edition. This watch is almost a perfect addition to your watch collection, especially for its smartwatch features and overall capacity.

Not only it comes with one of the sturdiest and most elegant constructions, but it also offers unbeatable battery life and a perfect Quad-Core processor with Android OS for superb speed and responsiveness.

If you want a watch that delivers magnificent performance while looking good, offering a wide array of apps, and still managing to be durable & reliable – the Urbane 2nd Edition is the one to go for.


  • Fastest & Most Responsive Android OS Platform
  • Very Elegant and Stylish with Superb Durable Build
  • Most Reliable Battery and Longest Battery Life at 570mAh
  • Excellent Array of Apps & Features Including 4G LTE and Tracking System


Supported OS: Android

Color Options: Opal Blue, Space Black.

Frequently Asked Questions

Buying a smartwatch with SIM card slot is not as easy as it seems. You may eventually face many issues and doubts, and thus end up not making the right decision.

To make it easier for you, here we answer some common questions most users have with these devices.

Q: Can I make a receive calls on my standalone smartwatch?

A: Yes, that’s precisely why it can work without the use of a smartphone because it can receive data and telephone signal directly from the SIM card.

Q: How do I take care of the smartwatch?

A: A smartwatch similarly to a smartphone does not need much maintenance or care. You just need to keep it clean by using a fabric cloth every once in a while to avoid dirt or any other contaminant to create buildup.

Q: Is the battery in these smartwatches replaceable?

A: In case the battery dies entirely in any of these devices, the process of replacement is different depending on the model. Some can be easily opened so you can replace the battery yourself. Others will come with a non-removable battery that you will have to take to a professional to replace.

Q: How much storage capacity can I expect from my smartwatch?

A: Even though they are smaller than most smartphones out there and come with fewer features, they offer almost the same storage capacity. You will find smartwatches with 4GB while others will have up to 32GB or even more.


Conclusion – Which One To Go For?

Picking the best standalone smartwatch will be as simple as just getting the one that looks better or offers the best features.

You will have to pick taking into consideration and overall spectrum of factors such as durability, versatility, resistance, and performance, plus many others.

By doing this, you can choose the best one according to your needs and desires.

Remember these standalone smartwatches are exceptional when replacing smartphones, and sometimes they come as an even better communicational tool than any other.

So, pick with care and make sure it meets all your requirements first – then buy the one that offers everything you are looking for and hopefully more. You won’t be disappointed!

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