1. In-depth review of Samsung Galaxy S9 and S9+
1.1. General information about the Samsung Galaxy S9 and S9+
S9 and S9+ are among the smart technology products from the Samsung brand, continuing the success of the S8 and S8+ duo. The design of this pair with a long screen and ultra-thin bezels. Besides, the features and software of this phone series have been significantly upgraded. In fact, after the launch of these two phones, their quality has been fully affirmed. Because compared to previous phone series like S8 and S8+, S9 and S9+ have made breakthroughs in many aspects. The price is also one of the most concerning factors when these smartphones are introduced. Therefore, we will evaluate these specific factors in the following.
1.2. Design
Detailed review of Galaxy S9 and S9+ reveals minimal differences between them. As these phones were launched closely, the design changes are subtle. According to the review of Galaxy S9+, is it worth it?, both devices maintain the familiar fingerprint sensor, a design Samsung applies to both Galaxy S9 and S9+. Additionally, S9+'s screen is slightly larger than S9, but not significantly so. Therefore, in terms of design, these two phones haven't undergone any notable changes.

1.3. Display
This is one of the strengths of the S9 mobile phone. Before introducing this product line, Samsung fine-tuned the display to improve color changes. Therefore, S9 and S9+ now support the DCI-P3 color range. At the same time, the brightness has also been significantly improved compared to the iPhone or Galaxy Note 8. A detailed review of the Galaxy S9's display surely allows you to see the changes in these two product lines, right? With a borderless smartphone design like this, watching movies or browsing the web will be much more enjoyable.
1.4. Configuration, Performance
In the review of the Samsung Galaxy S9, we cannot overlook the configuration and performance, as these are the strong points of these two product lines. Compared to Samsung's previous products, the S9 and S9+ truly have strong appeal. In addition, the S9 performs smoother than the previous S8 and S8+ series. Therefore, many people did not hesitate to upgrade their phones as soon as these two masterpieces, the S9 and S9+, were launched.
1.5. Software
The software of the Galaxy S9 is similar to that of the S9+. As these two models were released closely, the manufacturer has not updated changes in this aspect. However, based on consumer reviews, their perception of the software in both phones is nearly identical. Therefore, both S9 and S9+ lag behind Note 9 in versatile features that need to be updated.
1.6. Battery Life
Reviewing the battery life of the Galaxy S9 is crucial information. If you need to take photos with your smartphone all day without worrying about rapid battery drain, the S9 is an excellent choice. However, the S9+ does not possess this feature like the S9. This means the battery life of the Samsung Galaxy S9 is much better than the later-released S9+. However, considering both models, they both have battery life far behind their “company sibling” Galaxy Note 9 with its massive battery capacity.

1.7. Sound Quality
Samsung is rated as a product with very poor sound quality. Users hoped that Samsung could improve this weakness in the next S9 and S9+ series. However, this seems to have not been implemented.
1.8. Pricing
The current prices of these two product lines are announced and fluctuate as follows:
- For Samsung Galaxy S9: Its current price is 20 million VND
- For Galaxy S9+ 64GB, the price is 23,490,000 VND
- For Galaxy S9+ 128GB, it will have a slightly higher price at 24,490,000 VND
2. Camera Comparison of Samsung Galaxy S9 and S9+
2.1. Differences between the cameras of Samsung Galaxy S9 and S9+
S9 Plus has a dual camera design, while the S9 does not. This is the biggest difference when evaluating the cameras of Galaxy S9 and S9+. The dual camera of the Samsung Galaxy S9+ will delight photography enthusiasts. Therefore, if assessing this aspect of the Galaxy S9+, it will belong to the top smartphones with the most beautiful photos currently.
2.2. In-depth Review of Samsung S9 and S9+ Cameras
When evaluating the Samsung Galaxy S9 and S9+ in terms of the camera, S9+ is the preferred choice. Its dual camera setup will leave you satisfied with image quality. However, this doesn't mean that the Galaxy S9's camera lacks sharpness. It's just that the S9+ has some superior features being a later product.

3. Should you buy Samsung Galaxy S9 or S9+
3.1. Common Advantages of S9 and S9+
- Easy-to-use fingerprint sensor: This is the most noticeable and user-friendly feature when experiencing this duo.
- Larger and brighter display: The screen sizes of S9 and S9+ compared to other Samsung phone series make a significant difference. S9 has a 5.8-inch screen, and S9+ has a 6.2-inch screen.
- Adjustable aperture camera: This is a significant advantage for both smartphone versions. The camera can automatically switch apertures to better suit users.
3.2. Disadvantages
- Unpopular use of AR Emoji: This feature of Samsung Galaxy S9 and S9+ has received mixed reviews. Therefore, it's an area that needs improvement sooner rather than later.
- Short battery life: Despite the large battery capacity of S9 and S9+, the usage time is not prolonged. Therefore, this is a limitation that the manufacturer needs to address in future product lines.

So, we've just concluded our evaluation of the Galaxy S9. We hope the information provided here will be helpful for you when choosing a quality Samsung phone like the Galaxy S9 or S9+!