Samsung Galaxy S21 FE 5G vs Samsung Galaxy M55 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date January 7, 2022 March 28, 2024
Release Year 2022 2024

Physical

Volume 91.64 cm³ 97.8 cm³
Screen Size to Weight Ratio 3.62 "/g 3.72 "/g
Weight 177 g 180 g
Height 155.7 mm 163.9 mm
Width 74.5 mm 76.5 mm
Thickness 7.9 mm 7.8 mm
Foldable Design No No
Available Colors
  • White
  • Graphite
  • Lavender
  • Olive
  • Light Green
  • Dark Blue

Display

Screen Size 6.4 " 6.7 "
Resolution 1080 x 2340 1080 x 2400
Aspect Ratio 19.5:9 20:9
Screen-to-Body Ratio 86.7 % 86.4 %
Pixel Density 403 PPI 393 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A 1000 nits
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 109.86 mAh/in² 111.38 mAh/in²
Battery Density 49.11 mAh/cm³ 51.13 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) - Version 1 Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - Version 1 Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
GPU Adreno 660 - Version 1 Adreno 644

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 14
Maximum OS Version 16

Comparison Summary

Okay, let's dive deep into the Samsung Galaxy S21 FE 5G and the Galaxy M55. It’s time to get beyond the spec sheets and understand what these phones offer in the real world.

1. Specifications Breakdown

Here's a detailed breakdown of their key specs, focusing on practical implications for you, the user:

FeatureSamsung Galaxy S21 FE 5GSamsung Galaxy M55Real-World Implications
Design
Dimensions155.7 x 74.5 x 7.9 mm, 177g163.9 x 76.5 x 7.8 mm, 180gM55 is slightly larger and a tad heavier, potentially feeling less comfortable in smaller hands.
BuildStandardStandardBoth are standard smartphones
Display
Size6.4"6.7"M55 offers a larger screen for more immersive media consumption and productivity.
Resolution1080x23401080x2400Both offer sharp, crisp visuals; the difference is negligible.
PPI403393Similar pixel density meaning similar sharpness.
TechnologyAMOLEDAMOLEDBoth have vibrant colors, deep blacks, and excellent viewing angles.
Refresh Rate120Hz120HzBoth offer smooth scrolling and animations.
Brightness1300 nits0 nitsS21 FE is dramatically brighter, offering significantly better outdoor visibility.
Performance
ChipsetSnapdragon 888 5G (5nm)Snapdragon 7 Gen 1 (4nm)S21 FE has a faster chipset, translating to quicker app loading and smoother multitasking.
AnTuTu Score923,836698,000S21 FE is notably faster, especially for demanding tasks like gaming and video editing.
GPUAdreno 660Adreno 644S21 FE has the more powerful GPU, which is crucial for gaming and graphics-intensive apps.
Camera
Main Camera12MP (f/1.8, 1/1.76", 1.8µm)50MP (f/1.8)M55 has a higher resolution sensor but the S21 FE has a larger sensor size which usually gives better quality results.
Telephoto Camera8MP (f/2.0, 1.0µm)NoneS21 FE offers optical zoom capabilities, providing better flexibility for distant subjects.
Wide Angle Camera13MP (f/2.2, 1.12µm)8MP (f/2.2, 1.12µm)Both phones have wide angle capabilities, the S21 FE having a bigger sensor size.
Macro CameraNone2MP (f/2.4)M55 includes a dedicated macro lens for extreme close-ups.
Selfie Camera32MP (f/2.2, 1/2.8", 0.8µm)50MP (f/2.2)M55 offers higher resolution selfies.
VideoUp to 4K@60fps, HDR, EIS, Slow-moUp to 4K@30fps, OIS, EIS, Slow-moS21 FE has higher fps recording capabilities, while M55 has OIS.
DXOMark ScoreMain: 117, Selfie: 127Not AvailableS21 FE has been benchmarked as a great camera phone.
Camera FeaturesOIS, Digital and Optical zoom.OIS, Digital zoomS21 FE has more manual camera capabilities.
Battery Life
Capacity4500mAh5000mAhM55 has a larger battery, suggesting longer battery life between charges.
Charging25W Fast Charging, 15W Wireless45W Fast ChargingM55 charges faster, while S21 FE has wireless charging options.
Software
OSAndroid 12 (Upgradable to 16)Android 14M55 has a more recent OS out of the box, but S21 FE is upgradeable to 16.
Connectivity
Wi-FiWi-Fi 6, MIMOWi-Fi 6Both offer the latest WiFi standards.
Bluetooth5.0 LE, APT-x5.2, LDACM55 has a newer Bluetooth version with LDAC; S21 FE has APT-x support
GPSGPS, A-GPS, GLONASS, Beidou, GalileoGPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, NavIC SystemM55 has more GPS systems for improved positioning.
Storage
Internal128GB/256GB128GB/256GBBoth have the same storage options but no expandable storage.
RAM6GB/8GB8GBM55 has a fixed 8GB RAM and the S21 FE can come with 6 or 8GB RAM.
Other
AudioDolby Atmos, Stereo SpeakersDolby AtmosS21 FE has stereo speakers for enhanced audio quality.
Screen ProtectionCorning Gorilla Glass VictusCorning Gorilla Glass 5S21 FE has better screen scratch resistance protection.

2. Key Insights

Samsung Galaxy S21 FE 5G Strengths:

  • Superior Performance: The Snapdragon 888 chipset and Adreno 660 GPU offer significantly faster processing and graphics, ideal for gamers and power users.
  • Brighter Display: With 1300 nits of brightness, the display is vastly superior in outdoor visibility, making it great for sunny environments.
  • Versatile Camera System: Optical zoom and better video quality and additional software features make for a more versatile photography experience.
  • Premium Features: Wireless charging, reverse wireless charging, and stereo speakers add extra conveniences.
  • Better Build Quality: Corning Gorilla Glass Victus provides superior screen protection.

Samsung Galaxy M55 Strengths:

  • Larger Display: The 6.7" display provides more screen real estate for media consumption and multitasking.
  • Longer Battery Life & Faster Charging: The 5000mAh battery and 45W fast charging ensure you stay powered longer with less charging downtime.
  • Newer OS: Comes with Android 14 out of the box, ensuring the latest features.
  • More GPS Options: Supports additional satellite systems like QZSS and NavIC for better location accuracy.
  • Higher Resolution Cameras: Both the main camera and the selfie camera have higher resolutions and are capable of taking great photos.

Trade-offs and Limitations:

  • S21 FE: Battery life may not be as long as the M55, and it has an older OS.
  • M55: Performance isn't as powerful, the display is not as bright, and it has a less versatile camera system lacking optical zoom and good slow motion.

3. User Profiles and Recommendations

Samsung Galaxy S21 FE 5G:

  • Ideal For:
    • Gamers and heavy users who need top-tier performance.
    • Users who prioritize a bright, outdoor-friendly display.
    • Photography enthusiasts who want optical zoom and advanced camera features.
    • Those who enjoy wireless charging and other premium features.
  • Use Cases:
    • Playing graphically intensive games.
    • Watching HDR content outdoors.
    • Taking photos in diverse situations.
    • Using wireless charging for convenience.

Samsung Galaxy M55:

  • Ideal For:
    • Users who want a large display for media consumption and browsing.
    • Those who need excellent battery life and fast charging.
    • Users who value a newer operating system.
    • People who want a good all-around experience without needing the very best performance.
  • Use Cases:
    • Binge-watching videos.
    • Working on the go with a large screen.
    • Traveling and needing long battery life.
    • Casual photography.

4. Buying Decision Framework

Three Questions to Ask Yourself:

  1. Do I prioritize performance above all else? If yes, the S21 FE is the better choice. If not, the M55 is also fine.
  2. Is long battery life or a great display more important to me? If battery life, go for the M55. If display brightness, go for the S21 FE.
  3. Do I need advanced camera features and wireless charging? If yes, the S21 FE is the better option. Otherwise, the M55 is a solid alternative.

Scenario-Based Recommendations:

  • The "Power User": For gaming, video editing, or multitasking, the Samsung Galaxy S21 FE 5G wins with its superior processor and GPU.
  • The "Battery Conscious": If you need a phone that lasts all day and charges quickly, the Samsung Galaxy M55 is the better bet.
  • The "Outdoor Enthusiast": If you spend lots of time outdoors in bright light the Samsung Galaxy S21 FE 5G is a better option due to its bright display.
  • The "Casual User": For everyday tasks like browsing, social media, and casual photography, the Samsung Galaxy M55 will serve you well.

My Choice

If I had to choose between the two, I'd lean towards the Samsung Galaxy S21 FE 5G. Here's why:

As someone who enjoys mobile gaming, demands excellent display quality and also appreciates a versatile camera, the S21 FE aligns better with my needs. The Snapdragon 888 ensures smooth performance in my daily usage, and the high brightness display is great for my use of my phone outside. While the battery life isn't as long as the M55, and the OS is older I am willing to make that compromise for its superior performance, display, and camera. I also find the wireless charging to be useful in my everyday usage as well as the stereo speakers for enhanced audio.

While the M55 is a fine phone for most users, and it's a more recent device, the S21 FE fits my needs better.

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.