Galaxy A53 5G • Unlocked vs Galaxy S21 FE 5G • Locked AT&T

Both the Galaxy A53 5G and the Galaxy S21 FE 5G were released in 2022, meaning they share a similar starting point for their software support cycles. Samsung has committed to providing four generations of Android OS upgrades and five years of security updates for both models, ensuring a comparable practical lifespan in terms of software relevance.

• Software Longevity: The Galaxy A53 5G launched with Android 12 and is expected to receive updates up to Android 16, with security patches extending until 2027. [5, 8, 14, 29, 38] Similarly, the Galaxy S21 FE 5G also launched with Android 12 and is slated for four major OS upgrades, reaching Android 16, alongside five years of security updates. [17, 27, 28, 33, 39, 40]
• Physical Durability: The Galaxy S21 FE 5G features a glass front protected by Corning Gorilla Glass Victus, an aluminum frame, and a plastic back, offering IP68 dust and water resistance, allowing submersion up to 1.5 meters for 30 minutes. [17, 21, 23] The Galaxy A53 5G comes with Corning Gorilla Glass 5 on the front and a plastic back, providing IP67 dust and water resistance, protecting against submersion up to 1 meter for 30 minutes. [2, 6, 34, 35]
• Repairability: Both devices are considered relatively repairable. The Galaxy A53 5G has repairability scores ranging from 6.75 to 8.2 out of 10, indicating that components like the battery and screen are accessible with appropriate tools and techniques. [1, 7, 13] The Galaxy S21 FE 5G also holds a decent repairability score of 7.5 to 8.2 out of 10, with many components being accessible for repair, though some are glued in place. [16, 25]

The performance of these two smartphones differs primarily due to their internal processing components, impacting how smoothly they handle demanding applications and multitasking.

• Processing Power: The Galaxy S21 FE 5G is equipped with a processor that generally offers a more responsive experience, particularly noticeable during intensive tasks like gaming or running multiple complex applications simultaneously. [10, 20, 26, 31] The Galaxy A53 5G's processor handles everyday tasks efficiently, but users might observe occasional minor delays when navigating between apps or during graphically demanding operations. [6, 12, 22, 34]
• Multitasking and Storage: Both devices are available with 6GB or 8GB of RAM, which supports smooth multitasking. The Galaxy A53 5G offers 128GB or 256GB of internal storage and includes a microSD card slot for expandable storage up to 1TB, providing flexibility for users who need more space for photos, videos, and apps. [2, 5, 9, 10, 34] The Galaxy S21 FE 5G also comes with 128GB or 256GB storage options but does not feature a microSD card slot. [17, 18, 32]
• Battery Behavior: The Galaxy A53 5G features a larger 5000 mAh battery, which typically translates to extended usage times, often lasting more than a full day even with moderate to heavy use. [10, 11, 24, 35] The Galaxy S21 FE 5G has a 4500 mAh battery; while it can last a full day for many users, heavy usage, especially with the 120Hz display and 5G enabled, may require more frequent charging. [26, 31, 40]

Both smartphones offer vibrant displays with high refresh rates, providing a smooth visual experience, though there are distinctions in their underlying technology and brightness capabilities.

• Display Technology and Clarity: The Galaxy A53 5G features a 6.5-inch Super AMOLED display, delivering deep blacks and rich colors with a resolution of 1080 x 2400 pixels. [2, 5, 10, 12] The Galaxy S21 FE 5G sports a 6.4-inch Dynamic AMOLED 2X display, which also provides excellent color reproduction and clarity at a similar 1080 x 2400 pixel resolution. [4, 17, 18, 21, 23, 40]
• Brightness and Refresh Rate: Both devices offer a 120Hz refresh rate, contributing to smoother scrolling and more fluid animations. [2, 4, 10, 17, 23] The Galaxy S21 FE 5G can achieve higher peak brightness levels, up to 1200 nits, which enhances outdoor visibility in bright sunlight. [18, 23] The Galaxy A53 5G reaches up to 800 nits in high brightness mode, offering good visibility in most conditions. [2, 10]
• Viewing Experience: The slightly larger screen of the Galaxy A53 5G provides a marginally more expansive viewing area, while the Galaxy S21 FE 5G's display, with its higher peak brightness, can offer a more comfortable viewing experience in very bright environments. Both displays are well-suited for media consumption and general use.

The camera systems on these two devices cater to slightly different photographic needs, with one emphasizing versatility through a telephoto lens and the other offering a high-resolution main sensor.

• Rear Camera System: The Galaxy S21 FE 5G features a triple-lens setup, including a 12 MP wide-angle lens with optical image stabilization (OIS), a 12 MP ultrawide lens, and an 8 MP telephoto lens with 3x optical zoom and OIS. This configuration allows for detailed zoomed-in shots. [17, 18, 21, 32] The Galaxy A53 5G comes with a quad-camera system: a 64 MP wide-angle main sensor with OIS, a 12 MP ultrawide, a 5 MP macro, and a 5 MP depth sensor. [2, 5, 9, 11]
• Photography Performance: The Galaxy S21 FE 5G is noted for its pro-grade camera capabilities, producing detailed and color-rich photos across various lighting conditions, with its telephoto lens being a significant advantage for capturing distant subjects. [23, 26, 31, 37] The Galaxy A53 5G offers versatile photography, with its main and ultrawide cameras performing well in daylight, though low-light performance can be average. [11, 12, 24, 35]
• Video and Audio: Both phones support 4K video recording at 30fps, with the Galaxy S21 FE 5G also capable of 4K at 60fps. [17, 23, 31, 37] The Galaxy S21 FE 5G provides stereo speakers for a more immersive audio experience during media consumption, while the Galaxy A53 5G also includes stereo speakers. [5, 17, 37]

Beyond core performance and display, several practical features and design elements differentiate the Galaxy A53 5G and Galaxy S21 FE 5G, influencing daily usability and connectivity.

• Connectivity and Ports: Both devices support 5G connectivity. The Galaxy S21 FE 5G features Wi-Fi 6 and Bluetooth 5.0, offering faster and more stable wireless connections. [17, 32] The Galaxy A53 5G supports Wi-Fi 5 (802.11 a/b/g/n/ac) and Bluetooth 5.1. [2, 5, 22] Both phones utilize a USB Type-C port for charging and data transfer, but neither includes a traditional 3.5mm headphone jack. [10, 17, 35]
• Biometric Security: For secure unlocking, both smartphones incorporate an optical fingerprint sensor embedded under the display. [2, 5, 17] They also offer face recognition capabilities.
• Design and Handling: The Galaxy S21 FE 5G is slightly lighter at 177 grams and has dimensions of 155.7 x 74.5 x 7.9 mm, featuring an aluminum frame and a sleek profile. [4, 17, 19, 21] The Galaxy A53 5G weighs 189 grams and measures 159.6 x 74.8 x 8.1 mm, with a plastic back and a design that integrates the camera bump smoothly. [5, 12, 19, 34]