Samsung Galaxy J4 2018 (2018)
The manufacturer offers this phone with a 5.5 inch Super AMOLED display, a Exynos 7 Quad 7570 chipset, and 2 GB of RAM.
Let's see what makes this device stand out!
Table of Contents
- Samsung Galaxy J4 2018 specifications
- Weight, dimensions, colors
- System, chipset, performance
- Display type, size, resolution
- Memory, storage
- Cameras, flash
- Connectivity, network, wireless
- Battery type, capacity, charger
- Features, sensors, specials
- Verdict, pros and cons
This article shares our personal experiences and thoughts about using the Samsung Galaxy J4 2018 smartphone. We hope to offer helpful insights to others interested in this device.
Samsung Galaxy J4 2018 specifications
| Brand | Samsung |
|---|---|
| Name | Galaxy J4 2018 |
| Model | SM-J400F |
| Release date | 2018 |
Weight, dimensions, colors
| Colors | black, gold |
|---|---|
| SIM type | Nano SIM |
Smartphones use a Nano SIM as a subscriber identity module (SIM), which is a chip card.
System, chipset, performance
| OS version | Android OS v8.0 (Oreo) |
|---|---|
| SoC | Exynos 7 Quad 7570 |
| CPU | Quad-core 1.4 GHz Cortex-A53 |
| GPU | Mali-T720 |
The Samsung Galaxy J4 2018 comes with Android OS v8.0 (Oreo) out of the box. Android is an open-source operating system. This means the source code is free to the public. The quad-core mobile CPU can provide fast and efficient performance for mobile games. Many people consider ARM Mali GPUs a good option for mobile devices.
Display type, size, resolution
| Display type | Super AMOLED |
|---|---|
| Screen size | 5.5 inch |
| Resolution | 720 x 1280 px |
| Multitouch support | yes |
The Galaxy J4 2018's AMOLED display has deep blacks and vibrant colors. It also has fast response times and features like Always-On Display. The 5.5 inch display make this smartphone pocket-friendly. The display size is the diagonal distance from one corner of the screen to the opposite corner.
Memory, storage
| RAM | 2 GB |
|---|---|
| Internal storage | 16 GB |
| Memory card slot | microSD |
The smartphone has 2 GB of RAM. It can run many apps at once without much lag or slowness. Having more RAM alone does not guarantee better performance. If we use our smartphones for basic tasks like calling, texting, and browsing the web, 32 GB may be sufficient for our needs. We can expand the internal storage of the Galaxy J4 2018 (16 GB) by using a compatible microSD card.
Cameras, flash
| Main camera | 13 MP, 4160 x 3120 px, autofocus |
|---|---|
| Flash | LED |
| Selfie camera | 5 MP |
This single camera can be enough for many smartphone users, it depends on their photography needs and preferences. The Galaxy J4 2018 does not have optical image stabilization (OIS).
Connectivity, network, wireless
| GSM 2G bands | 850 / 900 / 1800 / 1900 |
|---|---|
| Network coverage | 2G / 3G / 4G |
| Wi-Fi | Wi-Fi 802.11 b/g/n |
| Bluetooth | v4.2, A2DP |
| GPS | A-GPS, GLONASS |
| NFC | no |
| FM radio | yes |
| USB | microUSB 2.0 |
| Headphone | 3.5 mm jack |
The Samsung Galaxy J4 2018 supports 4G/LTE networks. The Galaxy J4 2018 supports the latest Wi-Fi standards. We can use Bluetooth to connect our Galaxy J4 2018 smartphone to many Bluetooth devices. The Galaxy J4 2018 has a GPS receiver. Many fitness and activity tracking apps rely on GPS. It is used to accurately measure and record outdoor activities. The phone isn't NFC (Near Field Communication) capable. NFC is not essential for basic phone functionality, but it can be useful. The 3.5 mm headphone jack allows us to connect wired headphones or earphones to the device.
Battery type, capacity, charger
| Type | Li-Ion 3000 mAh |
|---|
The Li-Ion 3000 mAh battery gives the smartphone a good battery backup. The Li-ion is a low maintenance battery. It does not need periodic full discharge. We can simply buy a new battery from the open market and interchange it by ourselves.
Features, sensors, specials
| Sensors | accelerometer, light, proximity |
|---|
Today, smartphones come with many sensors. They help make the user experience better. The accelerometer provides information about the smartphone's movement in three axes. These are X (horizontal), Y (vertical), and Z (depth). The light sensor is a type of sensor in a smartphone. It lets the phone measure light intensity around the device.
Verdict, pros and cons
Every phone has its strengths and weaknesses, and this Samsung phone is no exception. As with any device, there are aspects that shine and others that fall short. By examining both sides, we can paint a complete picture of what this phone has to offer. Let's explore its standout features and areas for improvement. Remember, this is just my opinion, and yours might be different.
Pros
- Super AMOLED display
- microSD slot
Cons
- limited-size screen
- insufficient internal storage
- single camera setup
- no OIS function
- no 5G support
- no NFC feature
- no Type-C USB port
- low-capacity battery
- no digital compass
- no fingerprint reader
Please let us know if you find incorrect information or something isn't working. Also, tell us if you have a suggestion for improvement.
I'm Lucas Bradley, the founder of the Phone42.com site. I love technology, especially smartphones, and I've been working with tech stuff for more than 20 years. This means I've seen a lot of changes and have learned a bunch about what makes a good phone. On Phone42.com, I look at all kinds of phones. They can be from big, well-known companies or new ones trying to make their mark. I want to help people understand what's new and cool in the world of smartphones, in a way that's easy to get.