Samsung Galaxy S21 FE 5G vs Realme 12 Pro - Detailed Phone Comparison

Detailed Comparison

Specification
Realme 12 Pro
Realme 12 Pro
Realme

General

Launch Date January 7, 2022 January 29, 2024
Release Year 2022 2024

Physical

Volume 91.64 cm³ 105.17 cm³
Screen Size to Weight Ratio 3.62 "/g 3.53 "/g
Weight 177 g 190 g
Height 155.7 mm 161.5 mm
Width 74.5 mm 74 mm
Thickness 7.9 mm 8.8 mm
Foldable Design No No
Available Colors
  • White
  • Graphite
  • Lavender
  • Olive
  • Submarine Blue
  • Navigator Beige

Display

Screen Size 6.4 " 6.7 "
Resolution 1080 x 2340 1080 x 2412
Aspect Ratio 19.5:9 20:9
Screen-to-Body Ratio 86.7 % 90.4 %
Pixel Density 403 PPI 394 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A 800 nits
Peak Brightness N/A 950 nits

Hardware

Battery Capacity per Screen Area 109.86 mAh/in² 111.38 mAh/in²
Battery Density 49.11 mAh/cm³ 47.54 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) - Version 1 Qualcomm SM6450 Snapdragon 6 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 (4x2.2 GHz Cortex-A78 & 4x1.8 GHz Cortex-A55)
GPU Adreno 660 - Version 1 Adreno 710

Connectivity

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

Software

Operating System Android Android
Initial OS Version 12 14
Maximum OS Version 16

Comparison Summary

Okay, let's dive into a detailed comparison of the Samsung Galaxy S21 FE 5G and the Realme 12 Pro. We’ll break down the specs, analyze their real-world impact, and figure out which phone might be the better fit for you.

1. Specifications Breakdown

FeatureSamsung Galaxy S21 FE 5GRealme 12 ProReal-World Implications
Design
Dimensions155.7 x 74.5 x 7.9 mm161.5 x 74 x 8.8 mmS21 FE is more compact, Realme 12 Pro is taller and thicker
Weight177g190gS21 FE is noticeably lighter, better for one-hand use
Display
Size6.4"6.7"Realme 12 Pro offers a more immersive experience with a slightly larger screen
Resolution1080x23401080x2412Both are sharp, minor difference is not noticeable
PPI403394Similar pixel density for great sharpness.
TechnologyAMOLEDAMOLEDVibrant colors and deep blacks on both.
Refresh Rate120Hz120HzSmooth scrolling and animations on both.
Brightness1300 nits950 nitsS21 FE is noticeably brighter, superior for outdoor visibility.
Performance
ChipsetSnapdragon 888Snapdragon 6 Gen 1S21 FE has the much more powerful flagship processor, significantly better for gaming and multitasking.
AnTuTu Score923,836574,000S21 FE shows significantly better performance in benchmarks.
GPUAdreno 660Adreno 710S21 FE's GPU is much better for graphics-intensive tasks
Camera
Main Camera12MP (f/1.8, 1/1.76")50MP (f/1.8, 1/2")Realme 12 Pro boasts higher resolution, but S21 FE has a larger sensor.
Telephoto Camera8MP (f/2.0)32MP (f/2.0)S21 FE has an additional Telephoto + portrait camera but the Realme has a standalone Telephoto lens
Ultrawide Camera13MP (f/2.2, 1/3.06")8MP (f/2.2, 1/2.8")S21 FE has a higher resolution ultrawide lens, Realme has a larger sensor for this lens
Selfie Camera32MP (f/2.2, 1/2.8")16MP (f/2.4)S21 FE's selfie is higher resolution with a wider aperture.
Video Recording4K@60fps w/ HDR, EIS4K@30fps w/ EISS21 FE is better with HDR
DxoMarkMobile: 117, Selfie: 127N/AS21 FE has detailed camera ratings, Realme has no data
Camera FeaturesContinuous AF, Manual Focus, RAW, Night ModeNo Manual focus, No RAW, No Night modeS21 FE offers many more modes, manual control.
Battery Life
Capacity4500mAh5000mAhRealme 12 Pro has a larger battery and likely better battery life
Charging25W Fast67W FastRealme 12 Pro charges much faster
FeaturesWireless charging, Reverse Wireless chargingNon-removableS21 FE offers versatile charging features; neither comes with a charger.
Software
OSAndroid 12 (upgradable to 16)Android 14Realme ships with a more recent OS; S21 FE is upgradable to 16
Connectivity
Wi-FiWiFi 6WiFi 6Both support the latest WiFi standard
Bluetooth5.05.2Realme has the more recent standard with newer codecs.
GPSGPS, A-GPS, GLONASS, Beidou, GalileoGPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, BeiDou (B1)Realme supports more satellite systems for better accuracy.
Storage
Internal128GB/256GB256GB/512GBRealme 12 Pro has more storage.
RAM6GB/8GB8GB/12GBRealme 12 Pro offers more RAM for multitasking.
Expandable StorageNoNoNeither phones support expandable storage.
Audio
QualityDolby Atmos, Noise cancellation microphone, Stereo SpeakersDolby Atmos, Hi-Res Audio, Noise cancellation microphone, Stereo Speakers, 2 microphonesRealme has better audio overall.
Security
FeaturesFingerprintFingerprintBoth have basic fingerprint security
Build Quality
ProtectionCorning Gorilla Glass VictusUnknownS21 FE has superior screen protection.
Sensors
SensorsFingerprint, Proximity, Accelerometer, Compass, Gyroscope, BarometerFingerprint, Proximity, Accelerometer, GyroscopeS21 FE has additional sensors for more accurate readings and comprehensive data.

2. Key Insights

Samsung Galaxy S21 FE 5G Strengths:

  • Superior Performance: The Snapdragon 888 chipset provides flagship-level performance, making it ideal for gaming and heavy multitasking.
  • Excellent Display: Brighter screen with higher outdoor visibility thanks to its 1300 nits display.
  • Advanced Camera Features: Comprehensive features such as RAW capture, manual focus, and a dedicated Night Mode offer greater flexibility for photography enthusiasts, along with detailed DxoMark scores to validate its quality.
  • Versatile Battery Features: Wireless charging and reverse wireless charging add convenience.
  • Comprehensive Sensors: Barometer and compass for a more advanced array of sensor data.
  • Screen Protection Gorilla Glass Victus Trade-Offs:
  • The battery capacity is slightly less at 4500mAh

Realme 12 Pro Strengths:

  • Larger Battery & Faster Charging: Larger battery capacity and significantly faster 67W charging.
  • More RAM and Storage: Greater storage and RAM at 512GB and 12GB.
  • Newer Software: Ships with a more recent version of Android (Android 14)
  • Improved Audio: Hi-Res audio, dual microphones, and better spatial audio
  • Better GPS Support Offers more GPS satellites Trade-Offs:
  • Lower performance chipset.
  • Lower brightness display.
  • No wireless charging

3. User Profiles and Recommendations

Samsung Galaxy S21 FE 5G is Ideal For:

  • Gamers: The powerful processor and GPU provide excellent gaming performance.
  • Photography Enthusiasts: Extensive camera features and manual controls are great for those who like to get creative with photography.
  • Users who value screen quality: The screen is noticeably brighter in comparison.
  • Tech Enthusiasts: The wireless charging, reverse charging, and barometer give a more comprehensive experience

Realme 12 Pro is Ideal For:

  • Power Users: Need extended battery life and fast charging.
  • Media Consumers: Need large storage for videos and movies.
  • Budget-Conscious Consumers: who want to buy a phone that's strong in most aspects without being too costly.
  • Audio Lovers: A much better audio experience with Hi-Res audio.

4. Buying Decision Framework

Three Questions to Help You Decide:

  1. Do you prioritize performance or battery life? If you’re a gamer or heavy app user, the S21 FE wins out; if you need a long-lasting battery and fast charging, go for the Realme 12 Pro.
  2. How important is camera flexibility and manual controls? The S21 FE gives you much more control and additional features, as well as verified DxoMark Scores.
  3. Do you care about wireless charging or screen brightness? The S21 FE has better wireless charging capabilities and a brighter screen, however, the Realme 12 Pro offers a more recent OS, Bluetooth Version and bigger storage and ram.

Scenario-Based Recommendations:

  • Scenario 1 (Frequent Gamer): Choose the Samsung Galaxy S21 FE 5G for its superior processing power, better graphics performance and more advanced camera options.
  • Scenario 2 (All-Day User): Choose the Realme 12 Pro for its long battery life and fast charging.
  • Scenario 3 (Photography Lover): Choose the Samsung Galaxy S21 FE 5G for the manual camera controls, RAW format and DxoMark Scores

My Choice

If I were choosing between the Samsung Galaxy S21 FE 5G and the Realme 12 Pro, I would lean towards the Samsung Galaxy S21 FE 5G. While the Realme 12 Pro is a fantastic device with its strengths in battery life, faster charging, and storage, my focus is on a balance of performance, features and overall experience that the S21 FE excels at.

The S21 FE's Snapdragon 888 chipset is a major draw for me, as I tend to run demanding apps and games. The performance difference is simply too substantial to ignore. Additionally, the brighter display with a peak brightness of 1300 nits is essential for my use cases, which frequently require outdoor screen visibility. I also really value the advanced camera features of the Samsung including manual controls, RAW format and especially the Night Mode, as well as the detailed DxoMark scores. The wireless charging and reverse wireless charging provide a level of convenience and flexibility that fits well with my tech habits, along with the additional sensors which complete the overall package.

While the Realme 12 Pro certainly provides a great experience with a larger battery and faster charging, I'm willing to trade off a little battery for the sheer processing power, the advanced camera features, the brighter screen, and the wireless charging capabilities, making the S21 FE a more complete package for my specific requirements.

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.