Samsung Galaxy S21 FE 5G vs Xiaomi Redmi Note 13 4G - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date January 7, 2022 January 15, 2024
Release Year 2022 2024

Physical

Volume 91.64 cm³ 98.16 cm³
Screen Size to Weight Ratio 3.62 "/g 3.54 "/g
Weight 177 g 188.5 g
Height 155.7 mm 162.3 mm
Width 74.5 mm 75.6 mm
Thickness 7.9 mm 8 mm
Foldable Design No No
Available Colors
  • White
  • Graphite
  • Lavender
  • Olive
  • Midnight Black
  • Ice Blue
  • Mint Green
  • Ocean Sunset

Display

Screen Size 6.4 " 6.67 "
Resolution 1080 x 2340 1080 x 2400
Aspect Ratio 19.5:9 20:9
Screen-to-Body Ratio 86.7 % 87.5 %
Pixel Density 403 PPI 395 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A 1800 nits

Hardware

Battery Capacity per Screen Area 109.86 mAh/in² 112.39 mAh/in²
Battery Density 49.11 mAh/cm³ 50.94 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) - Version 1 Qualcomm SM6225 Snapdragon 685 (6 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - Version 1 Octa-core (4x2.8 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)
GPU Adreno 660 - Version 1 Adreno 610

Connectivity

USB Version N/A 2.0
OTG Support 1 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C, OTG USB Type-C 2.0, OTG

Software

Operating System Android Android
Initial OS Version 12 13
Maximum OS Version 16 16

Comparison Summary

Okay, let's dive into a detailed comparison of the Samsung Galaxy S21 FE 5G and the Xiaomi Redmi Note 13 4G. I'll break down the specs, focusing on what matters in the real world, and help you figure out which phone might be the better fit for you.

1. Specifications Breakdown

FeatureSamsung Galaxy S21 FE 5GXiaomi Redmi Note 13 4GReal-World Implications
Design
Launch Date2022-01-072024-01-15The Redmi Note 13 is a significantly newer device with potentially more up-to-date features.
Dimensions (mm)155.7 x 74.5 x 7.9162.3 x 75.6 x 8The Redmi is taller and slightly wider, potentially feeling larger in hand. The thickness is nearly identical.
Weight (g)177188.5The S21 FE is a bit lighter, which could be more comfortable during extended use.
Build QualityGorilla Glass VictusGorilla Glass 3The S21 FE has significantly stronger screen protection, making it more resistant to scratches and damage.
Display
Size (inches)6.46.67The Redmi Note 13 has a slightly larger screen, which may enhance media consumption.
Resolution1080 x 23401080 x 2400Both offer sharp displays, but the Redmi is slightly taller. Not a significant difference to the naked eye.
PPI403395Pixel density is virtually identical, so you won't notice a difference in sharpness.
TechnologyAMOLEDAMOLEDBoth have vibrant, high-contrast AMOLED displays.
Refresh Rate (Hz)120120Both offer smooth, fluid scrolling and animations.
Brightness (nits)13001800The Redmi is noticeably brighter, which greatly improves visibility in bright sunlight.
Performance
ChipsetSnapdragon 888Snapdragon 685The S21 FE's chip is a high-end processor, offering much faster performance for games and demanding apps. The Redmi's chip is in the mid range category.
AnTuTu Score923,836338,000The S21 FE has significantly higher performance for gaming and intense multitasking.
GPUAdreno 660Adreno 610The S21 FE's GPU is significantly more powerful for games and graphics-intensive applications.
Camera
Main Camera (MP)12108The Redmi has a much higher resolution main sensor; may capture more detail, but more megapixels isn't everything.
Main Camera Aperturef/1.8f/1.7Both have wide apertures that should help with low-light performance.
Telephoto8MPNoneThe S21 FE offers a dedicated telephoto lens for optical zoom, something the Redmi lacks.
Selfie Camera (MP)3216The S21 FE has a higher-resolution front camera, which should result in sharper selfies.
Portrait DepthNone2MPRedmi Note 13 has a dedicated depth sensor, which could give better portrait shots.
Wide Angle + Macro13MP8MPThe S21 FE has a slightly higher resolution wide-angle, that also is used for macro.
VideoUp to 4K@60fps1080p@30fpsThe S21 FE is capable of much higher quality video recording, including 4K.
DxOMark Main Score11775The S21 FE has a considerably higher DxOMark score for its main camera, indicating better image quality.
DxOMark Selfie Score127Not TestedThe S21 FE has a high score for its selfie camera as well.
Camera FeaturesOIS, PDAF, RAW, Night ModeBasic FeaturesThe S21 FE has more advanced camera features and shooting modes.
Battery Life
Capacity (mAh)45005000The Redmi has a larger battery, which may offer longer battery life.
Charging (W)2533The Redmi charges faster with its 33W charger.
FeaturesWireless chargingNoneThe S21 FE supports wireless charging and reverse wireless charging, the Redmi does not.
Software
OSAndroid 12 (upgradable to 16)Android 13 (upgradable to 16)Both phones will receive similar updates, but the Redmi starts with a slightly newer OS version.
Connectivity
WiFiWi-Fi 6, MIMOWi-Fi 5S21 FE has a more up to date and faster wi-fi technology.
Bluetooth5.05.1Slightly newer version on the Redmi Note.
Storage
Internal128/256 GB128/256/512 GBThe Redmi Note 13 has the option to buy a device with more storage.
RAM6/8 GB6/8 GBBoth have similar RAM options.
ExpandableNoNoNeither have the option for expandable storage.
Audio
Audio FeaturesDolby Atmos, Noise cancellation microphone, Stereo SpeakersDolby Atmos, Stereo SpeakersThe S21 FE has a dedicated noise cancellation microphone for calls and recordings

2. Key Insights

  • Samsung Galaxy S21 FE 5G: The S21 FE is a performance powerhouse. Its Snapdragon 888 chipset, combined with the Adreno 660 GPU, makes it a smooth operator for heavy gaming, multitasking, and demanding apps. It also has a significantly better camera system, scoring much higher on DxOMark, and features like OIS, PDAF, RAW capture, and Night Mode give more control to those who want it. The AMOLED display is excellent, and wireless charging adds to its premium feel.
  • Xiaomi Redmi Note 13 4G: The Redmi Note 13 focuses on providing excellent value and a big screen. Its brighter display is fantastic for outdoor use, and its larger battery offers more longevity. The 108 MP camera sounds impressive on paper but ultimately doesn't compete with the S21 FE in real-world performance. The Redmi is a newer device and starts with a slightly newer version of Android. The 512GB storage option will definitely be welcome for people that have a lot of files and photos.

3. User Profiles and Recommendations

  • Samsung Galaxy S21 FE 5G:

    • Ideal User: Gamers, content creators, those who need a high-performing phone with an excellent camera.
    • Use Cases: High-end gaming, 4K video recording, professional photography, tasks that require snappy responsiveness.
  • Xiaomi Redmi Note 13 4G:

    • Ideal User: Budget-conscious individuals, those who prioritize battery life and a large screen, casual users.
    • Use Cases: Browsing, social media, watching videos, everyday photography, and prolonged battery usage between charges.

4. Buying Decision Framework

Here are three practical questions to help you decide:

  1. How important is performance?
    • If you're a gamer or power user, the S21 FE's speed and performance is a must-have.
    • For basic tasks and casual use, the Redmi Note 13 will get the job done.
  2. What is your budget?
    • The S21 FE is likely more expensive, targeting a higher-end market.
    • The Redmi Note 13 is designed for those on a tighter budget without skimping on essential features.
  3. What are your top priorities?
    • If camera quality and video recording are crucial, the S21 FE is the better choice.
    • If battery life, screen brightness, and newer software are key, the Redmi Note 13 shines.

Scenario Recommendations:

  • The Gamer: Go with the Samsung Galaxy S21 FE. Its Snapdragon 888 and Adreno 660 combo will give you smooth gameplay in high demanding titles, the higher quality screen will let you enjoy your content more and it also has a significantly better audio experience.
  • The Casual User: The Xiaomi Redmi Note 13 will provide you with better battery life, a larger, brighter screen that will make content consumption amazing, and a slightly newer version of Android.
  • The Photographer: The Samsung Galaxy S21 FE is the better option with a significantly better camera system and its optical stabilization. You can shoot better images in every single condition.
  • The Budget-Conscious: The Xiaomi Redmi Note 13 is the better pick. It provides a good experience with a more modern design and it's significantly cheaper.

My Choice:

Personally, I would choose the Samsung Galaxy S21 FE 5G, even if it's an older device. Here's why:

As someone who is always testing different apps and games, the sheer power of the Snapdragon 888 is hard to ignore. The significantly better camera system is also a big factor for me, as I often find myself taking photos or shooting some video. I value smooth, fast performance and appreciate the higher quality photos and videos. While the battery isn't the best compared to the Redmi, I usually don't have any issues with it, and having wireless charging is an added benefit for convenience. Yes, the Redmi has its merits, but the performance jump and the better camera system are enough to sway me. The S21 FE feels like a much more premium device that's built for intensive use. I would rather sacrifice the slightly larger screen, newer OS version and slightly better battery for the much more powerful chipset, superior camera performance and better build.

Alex Griffin
Alex Griffin

Technology analyst specializing in mobile devices and consumer electronics.

Core Expertise

  • Mobile technology analysis
  • Consumer electronics evaluation
  • Technical specification interpretation
  • User experience insights

Professional Mission Empowering readers to make informed technology decisions by transforming intricate specifications into understandable, practical guidance.

Demystifying technology, one device at a time.