Galaxy S24 5G SM-S921B/DS
#19
SAMSUNG

SAMSUNG Galaxy S24 5G SM-S921B/DS

Rating

Model: SM-S921BZKDEUE
$545(incl. tax)Amazon price as of 2025-09-03
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Product Overview

The SAMSUNG Galaxy S24 5G SM-S921B/DS features a 6.2" Dynamic AMOLED 2X FHD+ display with a 120Hz adaptive refresh rate. It is powered by the Exynos 2400 10-Core processor and 8GB of RAM, with 128GB of internal storage. The camera system includes a 50MP main lens, a 10MP telephoto lens, and a 12MP ultrawide lens, along with a 12MP front camera. It supports 5G connectivity, dual SIM, and runs on Android 14 with One UI 6.1. The 4000mAh battery ensures long-lasting performance.

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Product Specifications

Display Size
6.2inches
Display Resolution
1080 x 2340pixels
RAM
8GB
Storage Capacity
128GB
Main Camera Resolution
50MP
Front Camera Resolution
12MP
Battery Capacity
4000mAh
Operating System
Android 14
Processor
Exynos 2400
5G Support
Yes
NFC Support
-
Water Resistance
-
Wi-Fi Standard
-

Size & Weight

Weight
5.9 ounces
Hight
6.3 inches
Width
1.18 inches
Depth
3.15 inches

Features

Wireless Charging Function

Wireless charging is not explicitly mentioned in the product information. Therefore, it is assumed that this function is not available. Users who prefer wireless charging will need to consider alternative charging methods.

Water Resistance Function

The product information does not specify any water resistance rating. Therefore, users should exercise caution when using the phone around water or in wet conditions to avoid potential damage.

Expandable Storage Function

The Galaxy S24 does not support expandable storage via microSD card. Users are limited to the internal storage capacity of 128GB, which may require careful management of files and media.

Dual SIM Function

The phone supports dual SIM functionality, allowing users to use two different phone numbers simultaneously. This is particularly useful for travelers or individuals who want to separate personal and work lines on a single device. The phone also supports eSIM.

Reverse Wireless Charging Function

Reverse wireless charging is not mentioned in the product information. Therefore, it is assumed that this function is not available. Users cannot use the phone to wirelessly charge other devices.

High Refresh Rate Display Function

The phone features a 120Hz adaptive refresh rate display, providing smoother scrolling, animations, and gaming experiences. This high refresh rate reduces eye strain and enhances the overall visual experience, making it more responsive and enjoyable to use.

SHOPSTAFF Rating Score

#19
Ranked #19 out of 99 products in Category
4.4
Overall Rating

The Samsung Galaxy S24 offers a premium smartphone experience with its vibrant display, capable processor, and versatile camera system. While it lacks expandable storage, its performance and features position it as a strong contender in its price range. The phone is expected to provide several years of reliable use for typical smartphone tasks.

Processor Performance
4.5
The Exynos 2400 processor provides excellent performance for most tasks, including gaming and multitasking. Its 10 cores ensure smooth operation even with demanding applications, making it a reliable choice for users who need a responsive device.
RAM (Random Access Memory)
4.5
With 8GB of RAM, the Galaxy S24 handles multiple apps and browser tabs without significant slowdowns. This amount of memory is sufficient for most users, ensuring a smooth and efficient user experience even when running several applications simultaneously.
Storage Capacity
4.0
The 128GB of internal storage provides ample space for apps, photos, and videos for the average user. However, the lack of expandable storage may be a limitation for those who require more space for large media libraries or extensive app collections.
Camera Quality
4.5
The camera system, featuring a 50MP main lens, delivers high-quality images with good detail and color accuracy. The inclusion of telephoto and ultrawide lenses adds versatility, allowing users to capture a variety of shots in different scenarios. The 30X Space Zoom is a notable feature for distant subjects.
Display Quality
5.0
The 6.2" Dynamic AMOLED 2X display offers vibrant colors, excellent contrast, and a smooth 120Hz refresh rate. The FHD+ resolution ensures sharp and clear visuals, making it ideal for watching videos, browsing the web, and playing games. The adaptive refresh rate helps to conserve battery life.
Battery Life
4.0
The 4000mAh battery provides sufficient power for a full day of moderate use. However, heavy users may need to charge the device before the end of the day. Battery life can be optimized by adjusting screen brightness and managing background app activity.
Manufacturer Reliability and Warranty
5.0
Samsung is a well-established and reputable manufacturer known for producing high-quality smartphones. While the product description mentions 'No Warranty,' this may refer to the international version; typically, Samsung provides a standard warranty, ensuring reliability and customer support.
Cost Performance
4.0
At $545, the Galaxy S24 offers a strong balance of features and performance for its price. While not the cheapest option, it provides a premium experience with its display, camera, and processing power, making it a worthwhile investment for users seeking a high-quality smartphone.

Brand & Manufacturer Details

SAMSUNG
SAMSUNG: A global leader in electronics, renowned for innovation and quality in smartphones and other devices.

Key Highlights

  • Vibrant AMOLED display with 120Hz refresh rate
  • Powerful Exynos 2400 processor for smooth performance
  • Versatile camera system with high-resolution main lens
  • 5G connectivity for fast data speeds

Considerations

  • No expandable storage via microSD card
  • Battery life may vary depending on usage patterns
  • International version may have limited warranty coverage

Recommended For

  • Users who value a high-quality display and camera
  • Individuals who need a fast and responsive smartphone
  • Travelers who benefit from dual SIM functionality
  • Samsung enthusiasts

Not Recommended For

  • Users who require expandable storage
  • Gamers seeking the absolute highest graphics performance
  • Those who need maximum battery life without frequent charging
  • none in particular

Suitable For

  • Everyday communication and social media use
  • Photography and videography
  • Mobile gaming and entertainment
  • Travel and international use

Not Suitable For

  • Professional photography requiring maximum detail
  • Extended gaming sessions without charging
  • Resource-intensive video editing
  • none in particular

Frequently Asked Questions (FAQ)

Q.I'm seeing mixed feedback on the battery life. Some say it's great, others are disappointed. What's the real deal with the Galaxy S24's battery?
A.Staff confirmation indicates varied experiences with the Galaxy S24 battery. Some users find the battery life sufficient for a full day with normal use, while others, potentially accustomed to longer-lasting batteries, express disappointment.
Q.I'm hesitant about the Exynos processor. Is it as good as other processors, or will I notice a performance difference?
A.According to staff confirmation, the Exynos processor in the Galaxy S24 performs well. One staff member specifically mentioned satisfaction with its speed and responsiveness during a month of use.
Q.I travel a lot and need a phone that works internationally. Will this unlocked version of the Galaxy S24 work with different carriers around the world?
A.The unlocked Galaxy S24 is compatible with most GSM and CDMA carriers, making it suitable for international use. Staff confirmation highlights the convenience of the dual SIM feature for travelers.
Q.I'm looking for a phone with a great camera. How good is the camera quality on the Galaxy S24?
A.Staff confirmation indicates positive feedback on the camera quality of the Galaxy S24. One staff member specifically described the camera quality as 'nice'.
Q.I'm not very tech-savvy. Is the Galaxy S24 easy to use?
A.Staff confirmation suggests the Galaxy S24 is user-friendly. One staff member specifically mentioned that it is 'easy to use'.

SHOPSTAFF Rating Ranking

#1

SAMSUNG

Galaxy S24 Ultra SM-S928UZKFXAA

$1,419(incl. tax)Amazon price as of 2025-09-04

The Samsung Galaxy S24 Ultra features AI capabilities, a 200MP camera, and a Snapdragon 8 Gen 3 processor.

Display Size6.8 inchesDisplay Resolution3120 x 1440 pixels
RAM12 GBStorage Capacity512 GB
Main Camera Resolution200 MPFront Camera Resolution12 MP
Battery Capacity- mAhOperating SystemAndroid 14, One UI 6.1
ProcessorSnapdragon 8 Gen 35G Support-
NFC Support-Water Resistance-
Wi-Fi Standard-
Wireless Charging FunctionWater Resistance FunctionExpandable Storage FunctionDual SIM FunctionReverse Wireless Charging FunctionHigh Refresh Rate Display Function
5.0Overall Rating
5.0Processor Performance
5.0RAM (Random Access Memory)
5.0Storage Capacity
5.0Camera Quality
5.0Display Quality
5.0Battery Life
5.0Manufacturer Reliability and Warranty
5.0Cost Performance
#2

SAMSUNG

Galaxy S25 Ultra 5G SM-S938B

$1,090(incl. tax)Amazon price as of 2025-09-03

The SAMSUNG Galaxy S25 Ultra 5G is a high-end smartphone with advanced features and powerful performance.

Display Size6.9 inchesDisplay Resolution3120 x 1440 pixels
RAM12 GBStorage Capacity512 GB
Main Camera Resolution200.0 MPFront Camera Resolution12.0 MP
Battery Capacity5000 mAhOperating SystemAndroid 15
ProcessorQualcomm Snapdragon 8 Elite5G SupportYes
NFC Support-Water Resistance-
Wi-Fi Standard-
Wireless Charging FunctionWater Resistance FunctionExpandable Storage FunctionDual SIM FunctionReverse Wireless Charging FunctionHigh Refresh Rate Display Function
5.0Overall Rating
5.0Processor Performance
5.0RAM (Random Access Memory)
5.0Storage Capacity
5.0Camera Quality
5.0Display Quality
5.0Battery Life
5.0Manufacturer Reliability and Warranty
5.0Cost Performance
#3

Samsung

Galaxy S25 Ultra SM-S938UZKEXAA

$1,169(incl. tax)Amazon price as of 2025-09-03

The Samsung Galaxy S25 Ultra features advanced AI, a Snapdragon 8 Elite processor, and a built-in S Pen.

Display Size6.9 inchesDisplay Resolution2560 x 1440 pixels
RAM12 GBStorage Capacity512 GB
Main Camera Resolution- MPFront Camera Resolution- MP
Battery Capacity5000 mAhOperating SystemAndroid 15, One UI 7
ProcessorSnapdragon 8 Elite5G Support-
NFC Support-Water Resistance-
Wi-Fi Standard-
Wireless Charging FunctionWater Resistance FunctionExpandable Storage FunctionDual SIM FunctionReverse Wireless Charging FunctionHigh Refresh Rate Display Function
4.9Overall Rating
5.0Processor Performance
5.0RAM (Random Access Memory)
5.0Storage Capacity
5.0Camera Quality
5.0Display Quality
5.0Battery Life
5.0Manufacturer Reliability and Warranty
4.5Cost Performance
#4

SAMSUNG

Galaxy S25 Ultra SM-S938B/DS

$1,083(incl. tax)Amazon price as of 2025-09-04

The SAMSUNG Galaxy S25 Ultra is a high-end AI smartphone with a large display and advanced features.

Display Size6.9 inchesDisplay Resolution3120 x 1440 pixels
RAM12 GBStorage Capacity512 GB
Main Camera Resolution- MPFront Camera Resolution- MP
Battery Capacity- mAhOperating SystemAndroid 14
ProcessorOthers5G Support-
NFC Support-Water Resistance-
Wi-Fi Standard-
Wireless Charging FunctionWater Resistance FunctionExpandable Storage FunctionDual SIM FunctionReverse Wireless Charging FunctionHigh Refresh Rate Display Function
4.9Overall Rating
5.0Processor Performance
5.0RAM (Random Access Memory)
5.0Storage Capacity
5.0Camera Quality
5.0Display Quality
4.5Battery Life
5.0Manufacturer Reliability and Warranty
4.5Cost Performance
#5

SAMSUNG

Galaxy S24 Ultra SM-S928B

$825(incl. tax)Amazon price as of 2025-09-03

The SAMSUNG Galaxy S24 Ultra features AI, a 200MP camera, long battery life, and the S Pen for enhanced productivity.

Display Size6.8 inchesDisplay Resolution2560 x 1440 pixels
RAM12 GBStorage Capacity256 GB
Main Camera Resolution200 MPFront Camera Resolution- MP
Battery Capacity- mAhOperating SystemAndroid
Processor1.2GHz Cortex A13 Processor5G Support-
NFC Support-Water ResistanceIP68
Wi-Fi Standard-
Wireless Charging FunctionWater Resistance FunctionExpandable Storage FunctionDual SIM FunctionReverse Wireless Charging FunctionHigh Refresh Rate Display Function
4.8Overall Rating
4.8Processor Performance
5.0RAM (Random Access Memory)
5.0Storage Capacity
5.0Camera Quality
5.0Display Quality
4.5Battery Life
5.0Manufacturer Reliability and Warranty
4.5Cost Performance