Samsung Galaxy S21 FE 5G vs Realme 9 - Detailed Phone Comparison

Detailed Comparison

Specification
Realme 9
Realme 9
Realme

General

Launch Date January 7, 2022 April 12, 2022
Release Year 2022 2022

Physical

Volume 91.64 cm³ 93.94 cm³
Screen Size to Weight Ratio 3.62 "/g 3.6 "/g
Weight 177 g 178 g
Height 155.7 mm 160.2 mm
Width 74.5 mm 73.3 mm
Thickness 7.9 mm 8 mm
Foldable Design No No
Available Colors
  • White
  • Graphite
  • Lavender
  • Olive
  • Meteor Black
  • Sunburst Gold
  • Stargaze White

Display

Screen Size 6.4 " 6.4 "
Resolution 1080 x 2340 1080 x 2400
Aspect Ratio 19.5:9 20:9
Screen-to-Body Ratio 86.7 % 84.2 %
Pixel Density 403 PPI 411 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness N/A 430 nits
HBM Brightness N/A N/A
Peak Brightness N/A 1000 nits

Hardware

Battery Capacity per Screen Area 109.86 mAh/in² 122.07 mAh/in²
Battery Density 49.11 mAh/cm³ 53.22 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes No
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) - Version 1 Qualcomm SM6225 Snapdragon 680 4G (6 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - Version 1 Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver)
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 12
Maximum OS Version 16

Comparison Summary

Alright, let's dive deep into the Samsung Galaxy S21 FE 5G and the Realme 9. We've got two very different contenders here, each with its own strengths and weaknesses. Let's break it down piece by piece.

1. Specifications Breakdown

Here's a detailed comparison table, focusing on real-world implications:

FeatureSamsung Galaxy S21 FE 5GRealme 9Real-World Implications
Design
Dimensions155.7 x 74.5 x 7.9 mm160.2 x 73.3 x 8 mmS21 FE slightly wider, Realme 9 taller; both are slim and relatively pocketable.
Weight177g178gVirtually identical in-hand feel.
BuildGorilla Glass Victus front, plastic back, aluminum frameGorilla Glass 5 front, plastic back and frameS21 FE has superior front screen protection. Both are plastic backed which reduces weight, but makes them feel less premium
Display
Size6.4"6.4"Identical screen real estate.
Resolution1080x23401080x2400Very similar sharpness; differences unnoticeable in practical use.
PPI403411Both sharp, with good pixel density.
TechnologyAMOLEDAMOLEDVibrant colors, deep blacks on both.
Refresh Rate120Hz90HzS21 FE provides noticeably smoother animations; better for gaming and scrolling.
Brightness1300 nits1000 nitsS21 FE is significantly brighter, leading to better visibility in direct sunlight.
Performance
ChipsetSnapdragon 888 5G (5nm)Snapdragon 680 4G (6nm)S21 FE has significantly more powerful CPU & GPU; faster apps, smoother gaming, more future proof.
Antutu Score923,836216,850S21 FE has ~4x performance compared to Realme 9, better suited for resource intensive tasks and heavy multitasking.
GPUAdreno 660Adreno 610S21 FE is better for graphically demanding games and tasks.
Camera
Standard Camera12MP, f/1.8, 1/1.76", Sony IMX555108MP, f/1.75, 1/1.67", Samsung HM6Realme 9 has significantly higher resolution, but both have similar aperture and sensor size
Telephoto + Portrait8MP, f/2.0NoneS21 FE offers optical zoom capabilities
Wide Angle Lens13MP, f/2.28MP, f/2.2S21 FE has a higher resolution sensor
Macro LensNone2MP, f/2.4Realme 9 has a dedicated macro lens
Selfie Camera32MP, f/2.2, 1/2.8" Sony IMX61616MP, f/2.45, 1/3.13" Sony IMX471 Exmor RSS21 FE boasts higher resolution and a wider aperture for selfies.
Video Recording4K@60fps w/ HDR, EIS1080p@30fpsS21 FE offers higher quality video recording; better for content creators and those who prioritize video
DXOMark Score117 (Mobile), 127 (Selfie)Not testedS21 FE has a verified decent camera quality score
Camera Features4K, OIS, zoom, RAWDigital zoom, autofocus, etcS21 FE has a wider feature set, especially for creative control
Battery Life
Capacity4500mAh5000mAhRealme 9 has a slightly larger battery; potentially longer battery life.
Charging25W fast, Wireless 15W33W fastRealme 9 charges faster. S21 FE can charge wirelessly
Battery FeaturesReverse charging, wireless chargingReverse chargingS21 FE has reverse wireless charging and regular wireless charging
Software
OSAndroid 12, max 16Android 12Both have Android 12; S21 FE has better update support
Connectivity
WiFiWi-Fi 6 (802.11ax), MIMOWi-Fi ac (802.11ac)S21 FE offers faster WiFi speeds.
Bluetooth5.0 LE5.1Realme 9 has slightly newer Bluetooth version.
GPSGPS, A-GPS, GLONASS, Beidou, GalileoGPS, A-GPS, GLONASS, Beidou, GalileoBoth have precise location tracking
SIMDual SIM Dual StandbyDual SIM Dual StandbyBoth support two SIM cards.
Storage
Internal Storage128/256GB128GBS21 FE offers larger storage option for media and apps, Realme 9 offers only 128GB option.
RAM6GB/8GB6GB/8GBBoth are good for multitasking
Expandable StorageNoNoNeither supports microSD cards
Audio
QualityDolby Atmos, Stereo SpeakersHi-Res AudioS21 FE has a richer audio experience with more immersive sound, while Realme 9 focuses on high-resolution audio.
Security
FeaturesFingerprint sensorFingerprint sensorBoth offer basic biometric security.
Sensors
FeaturesFingerprint, Proximity, Accelerometer, Compass, Gyroscope, BarometerFingerprint, Proximity, Accelerometer, GyroscopeS21 FE offers more sensors, better for advanced features and gaming.

2. Key Insights

Samsung Galaxy S21 FE 5G:

  • Strengths:

    • Performance Powerhouse: The Snapdragon 888 chipset is a major advantage, making this phone much faster for gaming, heavy multitasking, and overall responsiveness.
    • Superior Display: The 120Hz refresh rate and higher brightness level make for a smoother and more enjoyable viewing experience, particularly outdoors.
    • Advanced Camera Features: With OIS, 4K video recording, optical zoom, RAW capabilities and a better front facing camera, the S21 FE offers greater creative control for photography and videography.
    • Enhanced Audio: Stereo speakers with Dolby Atmos give the S21 FE a superior audio experience.
    • Wireless Charging: The added convenience of wireless charging and reverse wireless charging sets it apart.
  • Trade-offs:

    • Battery Life: The 4500mAh battery is smaller than the Realme 9 and may not last as long on a single charge, especially with heavy usage.
    • Charging Speed: Slower charging speed at 25W compared to the Realme 9.

Realme 9:

  • Strengths:

    • Battery Life: The larger 5000mAh battery should provide better endurance for all-day use.
    • Faster Charging: 33W charging tops up the phone quicker.
    • High-Resolution Camera: The 108MP primary sensor excels in capturing detailed images in daylight.
    • Macro Lens: Dedicated macro lens allows for closer shots.
    • Cost Savings: Realme phones typically offer good value for price.
  • Trade-offs:

    • Performance Lag: The Snapdragon 680 is significantly less powerful, potentially leading to lag in demanding games and apps.
    • Display Compromises: The 90Hz refresh rate and lower brightness might not offer as visually appealing experience compared to the S21 FE.
    • Basic Camera Features: Lacks advanced features like OIS, optical zoom, and 4K video recording.
    • Basic Audio: Does not have stereo speakers or spatial audio.
    • No Wireless Charging: Missing the convenience of wireless charging.

3. User Profiles and Recommendations

Samsung Galaxy S21 FE 5G is ideal for:

  • Power Users: Gamers, photographers, and those who multitask heavily and need reliable, fast performance.
  • Content Creators: Those who prioritize high-quality video recording and advanced camera features.
  • Outdoor Users: Those who need excellent screen visibility in bright sunlight.
  • Tech Enthusiasts: Users who appreciate cutting-edge features, smoother performance, and a more premium experience.

Realme 9 is ideal for:

  • Budget-Conscious Users: Those who prioritize affordability and longer battery life.
  • Casual Users: Those who primarily use their phone for basic tasks such as browsing, social media, and messaging.
  • Photography Enthusiasts (Daytime): Those who want high-resolution photos for social media during daylight.
  • Users who prioritize battery life: Those who need a phone that can last through the day, especially if they're not close to an outlet.

4. Buying Decision Framework

Here are three key questions to consider:

  1. Performance Needs: How important is top-tier performance for gaming, multitasking, and future-proofing?
  2. Camera Priorities: Do you need advanced features like 4K video, OIS, or optical zoom, or do you primarily take daytime photos?
  3. Battery and Charging: Is all-day battery life and fast charging more important than wireless charging?

Scenario-Based Recommendations:

  • Scenario 1: The Gamer/Power User - Go with the Samsung Galaxy S21 FE 5G. The superior processor and smoother display make a huge difference for demanding games.

  • Scenario 2: The On-the-Go Photographer (Casual) - The Realme 9 offers high-res photography and great battery life at an affordable price point.

  • Scenario 3: The Everyday User - Either phone could work here, but if you can stretch your budget, the S21 FE is an all-around better experience. If budget is a strict consideration, then the Realme 9 is the way to go.

My Choice

If it were up to me, I would choose the Samsung Galaxy S21 FE 5G. Here's why:

As a tech enthusiast, the performance boost offered by the Snapdragon 888 is incredibly appealing. I prioritize a smooth and responsive experience, which the S21 FE delivers with its 120Hz display and powerful chipset. The enhanced camera features also align with my usage, as I often take photos and videos in different environments. While battery life may be a slight compromise, the S21 FE is the clear winner for me. I also value features such as wireless charging and stereo speakers.

While the Realme 9 offers better battery life and faster charging speed at a lower price, these benefits do not overshadow the importance of performance and camera features for my everyday use. The significant performance difference is what tips it over the edge.

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.