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40 Questions Answered About Samsung Galaxy Watch 4- FAQ

The Samsung Galaxy Watch 4 is currently the brand’s latest and one of the hottest selling smartwatches across the globe. It comes with an AMOLED display, runs the new Wear OS 3, and packs comprehensive health and fitness features. However, there’s a lot of confusion around the watch features, specifications, and availability. If you’re planning to buy the watch, do not worry. This FAQ will answer some commonly asked questions about the Samsung Galaxy Watch 4.

Related | 3 Ways to Watch YouTube Videos on Samsung Galaxy Watch 4

Samsung Galaxy Watch 4 FAQ

Below, we have divided the questions around the Samsung Galaxy Watch 4 across different categories, including variants, build and design, connectivity features, health and fitness, and more. Read on.

Questions Around Galaxy Watch 4 Size, Color, and Variants

Q. What are the Different Versions or Variants of Galaxy Watch 4?

The Samsung Galaxy Watch 4 is available in two different models- regular and Classic, with the latter being more expensive. Both models have different sizes and LTE/ Bluetooth options.

Samsung Galaxy Watch 4:

  • Flaunts a Sporty look.
  • Touch-enabled bezel.
  • Available in 40mm and 44mm dial size.
  • Aluminum Case.
  • Bluetooth-only and LTE options.

Samsung Galaxy Watch 4 Classic:

  • Mature and formal appeal.
  • Comes with a physical rotating bezel.
  • Available in 42mm and 46mm dial sizes.
  • Stainless Steel Case.
  • Bluetooth-only and LTE options.

Q. Which Processor Do You Get on the Galaxy Watch 4?

The Samsung Galaxy Watch 4 runs the company’s in-house Exynos W920 SoC. It’s a dual-core CPU clocked at 1.18GHz and based on a 5nm process.

Q. What is the RAM and ROM on Galaxy Watch 4? Can You Put an SD Card?

The Samsung Galaxy Watch 4 has 1.5GB of RAM and 16GB of eMMC internal storage. The actual available memory will be slightly less due to storage occupied by preinstalled software. And no, you cannot put an SD card with the watch.

Q. What Colors Does the Galaxy Watch 4 Come In?

The Galaxy Watch 4 comes in the following color options based on model and size:

  • Galaxy Watch 4 44mm: Black, Silver, Green
  • Galaxy Watch 4 40mm: Black, Pink Gold, Silver
  • Galaxy Watch 4 Classic 42 or 46mm: Black, Silver

Q. Are Galaxy Watch 4 Straps Replaceable? What’s the Strap Size?

Yes, you can replace either Galaxy Watch 4 or 4 Classic straps with compatible 20mm straps available in the market. All models use the same size band.

Q. What’s the Battery Size on Different Galaxy Watch 4 Models?

The Samsung Galaxy Watch 4 (40mm) and 4 Classic (42mm) models get a 247mAh battery. On the other hand, the larger Galaxy Watch 4 (44mm) and Watch 4 Classic (46mm) models pack a 361mAh cell.

The LTE and Bluetooth-only models share the same batteries without any variation.

Q. Which Galaxy Watch 4 Model Should You Buy- Bluetooth or LTE?

The main difference between LTE and Bluetooth models is the presence of an eSIM on the former. This makes it a standalone smartwatch that can make & receive calls, send messages, install apps, and browse the web independent of a smartphone.

It can also be done on the Bluetooth model but only when in the phone’s periphery. That said, it is cheaper and will last longer than the LTE model with mobile data, which consumes more power than wifi.

Anyways, you can disable LTE on the cellular model and use it as a regular Bluetooth watch. So, buy what suits your usage and requirements.

Questions Around Galaxy Watch 4 Design & Build

Q. What is Galaxy Watch 4 Made Of?

The Samsung Galaxy Watch 4 is made of aluminum. In contrast, the Watch 4 Classic uses a stainless steel case. The straps, on the other hand, are made of soft silicon.

Q. Does Galaxy Watch 4 Have Gorilla Glass Screen Protection?

Samsung has used Corning Gorilla Glass DX+ for screen protection on the Galaxy Watch 4-series. It is designed for the smartphone camera lens and wearable screen protection.

With the DX+, Corning claims a 75% improvement in the front surface reflection versus standard glass and an increase in display contrast ratio by 50% with the same brightness level.

Q. Is Galaxy Watch 4 Waterproof?

The Galaxy Watch 4 gets the 5ATM + IP68 rating. IP68 means the watch is water-resistant for up to 30 minutes. Whereas 5ATM makes it immersion proof for up to 50 meters of depth. 

Counting both, the Galaxy Watch 4 can be submerged in 50 meters of water for up to thirty minutes in one go. You can eject water from the speaker after immersion. Although, the warranty does not cover water damage.

Q. How Durable is Samsung Galaxy Watch 4?

Besides 5ATM, IP68, and Gorilla Glass DX+ screen protection, the Galaxy Watch 4 and 4 Classic carry the MIL-STD-810G durability rating. While both have the same ratings, the stainless steel on Classic will fare better against rough usage.

We have been using the Watch 4 without any protection for months now, and there aren’t any scratches or bumps on the body or screen yet.

Q. Does Galaxy Watch 4 Have Speaker and Microphone? Where are They Located?

Yes, the Galaxy Watch 4 has an integrated microphone and speaker. The mic is used for calls, voice typing, Bixby, voice notes, etc. At the same time, the speaker is used for calls, media, and notification sounds.

On regular Watch 4, the mic is located at the right while the speaker is on the left.

Questions Around Galaxy Watch 4 Connectivity

Q. Does Galaxy Watch 4 Have LTE?

The5 Galaxy Watch 4 and 4 Classic come in two options- LTE and Bluetooth. The LTE models have an eSIM to make calls and connect to mobile data.

Q. Does Galaxy Watch 4 Have Wifi?

All Galaxy Watch 4 models have wifi for faster internet and app downloads. The wifi profiles are automatically synced from the phone. And the good thing is, it has dual-band wifi 802.11 a/b/g/n, meaning it works with both 2.4 and 5GHz networks.

Q. Can You Put a SIM Card in Galaxy Watch 4?

No, the Galaxy Watch 4 LTE models have an embedded eSIM. You cannot insert a physical SIM card and instead use your operator’s virtual SIM on the watch.

Q. Can Samsung Galaxy Watch 4 Make And Receive Calls?

Both LTE and non-LTE Galaxy Watch 4 models can make and receive calls. However, in the latter case, the watch needs to be connected to your phone. You get the Numpad dialer, call logs, and contacts list, which automatically syncs with the phone.

Q. Does Galaxy Watch 4 Work With Any Android Phone or iPhone?

Many people are confused about whether the Galaxy Watch 4 works only with Samsung phones. While it’ll be best compatible with Samsung devices, the Galaxy Watch 4 supports all Android phones running Android 6.0 or newer with at least 1.5GB of RAM and Google Mobile Services onboard.

Unfortunately, while much older Samsung watches support iPhones, the Galaxy Watch 4 and Galaxy Watch 4 Classic are not compatible with iOS devices. You can read more about compatibility here.

Q. Can Galaxy Watch 4 Work Without Phone?

The Galaxy Watch 4 and Watch 4 Classic can work very well without a phone, except for the first-time setup, which requires the Galaxy Wearable app on your phone.

In the case of Bluetooth-only models, features like calls will not work without a phone. Also, you’ll have to connect the watch to a wifi network to download apps or use the internet.

Q. What is “Remotely Connected” in Galaxy Watch?

By default, the Galaxy Wearable app shows “Connected” when the Galaxy Watch is connected to your phone over Bluetooth. And if your phone’s Bluetooth is turned off or out of range, yet both the watch and phone are on the same wifi network, it will show “Remotely Connected.”

This simply means while not directly connected over Bluetooth, the watch and phone are still in touch through the shared wifi network. Any tweaks you make in the app would reflect on the watch, like changing the watch face. However, calls won’t work.

Q. Does Galaxy Watch 4 Have NFC- Samsung Pay or Google Pay?

All Galaxy Watch 4 models have NFC (Near Field Communication), which allows exchanging information over a distance of a few centimeters. And yes, the watch also supports Samsung Pay and Google Pay.

Samsung Pay is limited to very few regions. In countries where it’s unavailable, you can use Google Pay to make NFC payments. Note that none of them work in India yet.

Q. Does Samsung Galaxy Watch 4 Support Samsung Pay in India?

Officially, the feature is blocked for the Indian region. However, you can change the watch’s region to UAE, install the Samsung Pay plug-in on your phone, and then add your card to make NFC payments. Here’s the full guide to setup Samsung Pay on Galaxy Watch in unsupported regions.

Questions Around Galaxy Watch 4 Health & Fitness Features

Q. Which Health Features Do You Get on the Galaxy Watch 4?

The Galaxy Watch 4 equips the newly developed BioActive sensor. It combines an Optical Heart Rate Sensor (PPG), electrocardiogram reader (ECG), and Bioelectrical Impedance Analysis (BIA) sensor for Body Composition analysis.

You can measure your heart rate, ECG, blood pressure, stress levels, gauge sleep, blood oxygen levels (even when you sleep), and track workouts.

Q. Does Galaxy Watch 4 Have ECG? Which Countries is it Available in?

The Galaxy Watch 4 has ECG sensors and can detect symptoms like atrial fibrillation. Here’s more on what ECG is and how it works.

However, it only works in limited countries. This includes Austria, UAE, UK, Belgium, Bulgaria, Croatia, Chile, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Indonesia, Ireland, Italy, Latvia, Lithuania, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, South Korea, Spain, Sweden, and Switzerland.

Q. Does Galaxy Watch 4 Have a Blood Pressure Monitor?

Yes, the Galaxy Watch 4 can monitor your Blood Pressure. However, for the first time, you’d need an actual BP monitor to calibrate the readings on the watch for more accuracy.

Blood Pressure Monitoring on Galaxy Watch 4 is currently available only in limited regions, the same as ECG. Here’s how to enable BP and ECG on watch in other regions.

Q. Can You Monitor Stress and Blood Oxygen on Galaxy Watch 4?

The Samsung Galaxy Watch 4 can monitor stress levels and blood oxygen with good accuracy. We have tested it against a Pulse Oximeter, and the data was quite reliable.

Q. Does Galaxy Watch 4 Work With Strava and Google Fit?

Yes, the Galaxy Watch 4 works with Strava and Google Fit. Both apps can be installed from the Google Play Store. Here’s a detailed guide to using Strava & Google Fit on the Galaxy Watch.

Q. Do you get Fall Detection on Galaxy Watch 4?

Yes, Samsung has provided a fall detection feature to detect and alert emergency services in a hard fall, similar to the Apple Watch. Here’s how to set up fall detection on Galaxy Watch 4.

Questions Around Galaxy Watch 4 Apps and Features

Q. Does Galaxy Watch 4 Have Always-On Display?

The Samsung Galaxy Watch 4 gets a full-fledged color Always-on display. The Cortex-M55 low-power processor under the hood is responsible for efficiently running the AOD.

Q. Can You Install and Sideload APK on Galaxy Watch 4?

Running on Wear OS opens immense possibilities for Galaxy Watch 4. Apart from installing apps from Google Play Store, you can sideload APK using ADB over wifi. However, not all apps may work on the watch.

Here’s our step-by-step guide to installing APK on Galaxy Watch 4.

Q. Does Galaxy Watch 4 Support Facebook, Twitter, or Instagram?

Officially, you can only use Facebook, Twitter, and Instagram on the watch using the Samsung Internet browser. However, you can install these apps by sideloading.

Here’s our step-by-step guide to installing Facebook & Instagram on Galaxy Watch 4.

Q. Does Galaxy Watch 4 Have Google Assistant?

As of yet, the Galaxy Watch 4 comes with Samsung’s Bixby voice assistant. However, Samsung has promised that Google Assistant will soon be available on the watch, and users will get an option to choose between the two voice assistants.

For the time being, you can install Google Assistant APK on your Galaxy Watch.

Q. Can You Browse the Web on Galaxy Watch 4?

Samsung Internet Browser is now officially available on the Watch 4 and other Wear OS smartwatches. You can use it to browse any website you want on your wrist. Alternatively, you can sideload and install Google Chrome.

Q. Can You Watch YouTube Videos on Galaxy Watch 4?

Officially, only the YouTube Music app is available for Wear OS. But one can watch YouTube videos on Galaxy Watch 4 by using Samsung Internet or YouTube Go APK. Here are all methods to watch YouTube with audio on Galaxy Watch 4.

Q. Can Galaxy Watch Play Music?

The Galaxy Watch 4 supports apps like YouTube Music and Spotify. Although, they require you to connect to Bluetooth audio devices like speakers or earphones for playing the audio.

Besides, Samsung has given the option to load audio files on the Galaxy Watch 4 manually. The music plays from the watch’s built-in speaker, and while not as loud as a phone, it’s pretty audible indoors.

Q. How Do You Type Text on Galaxy Watch 4?

You can type three ways on Galaxy Watch 4:

  • Use Handwriting- Freely draw the characters on the watch’s screen.
  • Voice Typing- Dictate the text you want to search or send.
  • Keyboard- Type manually using Samsung’s keyboard.

You can also install Gboard from Play Store to get the whole QWERTY keyboard experience on the Galaxy Watch 4.

Other Questions Around Galaxy Watch 4

Q. Can You Use Google’s Wear OS with Galaxy Watch 4?

Unfortunately, Google’s Wear OS does not work with Galaxy Watch 4. You’ll have to rely on the Galaxy Wearable app to set up and control the smartwatch.

Q. Does Galaxy Watch 4 Lag or Stutter?

While the watch did not show signs of stuttering in our usage, it exhibited significant delays in app opening, navigation, and loading stuff.

Q. Does the Galaxy Watch Overheat?

The only time we experienced heating was while charging the Galaxy Watch 4. That said, some users have reported heating issues on the watch in online forums.

Q. What’s the Charging Time? Does it Support Fast Charging?

The Galaxy Watch 4 44mm we have here takes close to 2 hours to charge from scratch to 100%. And no, like most other smartwatches, there’s no fast charging here. The provided dock charges the watch at a maximum of 5W (5V/1A).

Q. How to Speed Up Charging on Galaxy Watch 4?

  • Update to the latest software.
  • Charge the watch in a well-ventilated, cool environment.

Q. What are Alternatives to Galaxy Watch 4?

Below are some popular alternatives to the Galaxy Watch 4:

  • Apple Watch SE (Watch OS, for iPhone users)
  • Fossil Gen 6 (Wear OS)
  • TicWatch Pro 3 (Wear OS)
  • TicWatch E3 (Wear OS)
  • Fitbit Sense (Fitbit OS)

Wrapping Up the Galaxy Watch 4 FAQ

This was a detailed FAQ with some of the commonly asked questions around the Samsung Galaxy Watch 4 variants, build, performance, features, connectivity, and more. I hope this answers your queries about the smartwatch. Feel free to reach out in case of any other doubts. Stay tuned for more such content.


Ritik Singh

Ritik is the Managing Editor at WearablesToUse. He is responsible for managing the website, developing the content strategy, and overseeing the articles to make sure they’re as informative as possible. He is mainly into smartphones, wearables, and IoT devices. Putting work aside, he has a great interest in personal finance and is also a keen motorcycle enthusiast.