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

Detailed Comparison

Specification
Realme 9i
Realme 9i
Realme

General

Launch Date January 7, 2022 January 10, 2022
Release Year 2022 2022

Physical

Volume 91.64 cm³ 104.54 cm³
Screen Size to Weight Ratio 3.62 "/g 3.47 "/g
Weight 177 g 190 g
Height 155.7 mm 164.4 mm
Width 74.5 mm 75.7 mm
Thickness 7.9 mm 8.4 mm
Foldable Design No No
Available Colors
  • White
  • Graphite
  • Lavender
  • Olive
  • Black
  • Blue

Display

Screen Size 6.4 " 6.6 "
Resolution 1080 x 2340 1080 x 2412
Aspect Ratio 19.5:9 20:9
Screen-to-Body Ratio 86.7 % 84.2 %
Pixel Density 403 PPI 400 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness N/A 480 nits
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 109.86 mAh/in² 114.78 mAh/in²
Battery Density 49.11 mAh/cm³ 47.83 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 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 11
Maximum OS Version 16 13

Comparison Summary

Alright, let's dive deep into a head-to-head comparison of the Samsung Galaxy S21 FE 5G and the Realme 9i. It's always fascinating to see how different manufacturers approach the same problem – delivering a great smartphone experience, but at very different price points. So let's break it all down, from the nitty-gritty specs to real-world usability.

1. Specifications Breakdown

Here's a detailed look at how these two phones stack up, focusing not just on the numbers but also on what they mean for you:

FeatureSamsung Galaxy S21 FE 5GRealme 9iReal-World Implications
Design
Dimensions155.7 x 74.5 x 7.9 mm164.4 x 75.7 x 8.4 mmS21 FE is more compact, Realme 9i is noticeably larger and might feel less ergonomic for smaller hands.
Weight177g190gS21 FE is lighter, potentially more comfortable for prolonged use.
Display
Size6.4"6.6"Realme 9i offers a slightly larger screen.
Resolution1080x23401080x2412Both are sharp, minimal difference in clarity.
PPI403400Both are similarly crisp, details are sharp on both displays.
TechnologyAMOLEDIPS LCDS21 FE's AMOLED offers richer colors, deeper blacks, and better outdoor visibility.
Refresh Rate120Hz90HzS21 FE's 120Hz provides smoother scrolling and animations.
Brightness1300 nits0 nitsS21 FE excels in bright sunlight with its superior brightness. Realme 9i brightness is unknown.
Performance
ChipsetSnapdragon 888 5GSnapdragon 680 4GS21 FE offers vastly superior performance for gaming, multitasking, and demanding apps.
AnTuTu Score923,836216,850S21 FE is significantly faster and more future-proof.
GPUAdreno 660Adreno 610S21 FE's GPU is substantially more powerful for graphics-intensive tasks.
Camera
Standard Lens12MP (1/1.76", 1.8µm)50MP (1/2.76", 0.64µm)Realme 9i has a higher megapixel count, while the S21 FE has a larger sensor size. S21 FE better in low light.
Telephoto Lens8MPNoneS21 FE offers optical zoom capabilities.
Selfie Camera32MP (1/2.8", 0.8µm)16MP (1/3.13", 1.0µm)S21 FE's front camera captures more detail; Realme 9i has wider aperture.
Macro LensNone2MPRealme 9i captures macro shots.
Wide Angle Lens13MP (1/3.06", 1.12µm)NoneS21 FE can capture a wider field of view.
Black & White LensNone2MPRealme 9i includes a dedicated B&W sensor.
Video RecordingUp to 4K@60fps with HDR1080p@30fpsS21 FE records significantly higher quality video with EIS.
DxO Mark ScoreMobile:117; Selfie: 127Not testedS21 FE camera has a higher image quality.
Camera FeaturesMore (OIS, 4K Video, Raw)FewerS21 FE offers a comprehensive set of features.
Battery Life
Capacity4500 mAh5000 mAhRealme 9i has a larger battery, likely longer battery life.
Charging Speed25W33WRealme 9i charges faster.
Wireless Charging15WNoneS21 FE supports wireless charging.
Reverse ChargingYesNoneS21 FE can charge other devices wirelessly.
Other
OSAndroid 12, upgradable to 16Android 11, upgradable to 13S21 FE runs on newer software and will receive longer software support.
Wi-FiWi-Fi 6 (802.11ax)Wi-Fi 5 (802.11ac)S21 FE has support for modern wireless technology.
Bluetooth5.0 LE5.0Both have Bluetooth 5.0; S21 FE provides more features like ANT+.
Storage128/256GB64/128 GBS21 FE has more storage on higher end variants; neither are expandable.
RAM6/8GB4/6GBS21 FE has more RAM on higher end variants.
AudioDolby Atmos, Noise CancellationHi-Res AudioS21 FE offers a more immersive audio experience.
Securitybasic fingerprint sensorside-mounted fingerprint sensorRealme 9i has a faster and more practical fingerprint sensor.
Build QualityCorning Gorilla Glass VictusUnknownS21 FE has better screen protection.
SensorsBarometer, Gyroscope, Hall, GeomagneticGravityS21 FE has a more comprehensive suite of sensors.

2. Key Insights

Samsung Galaxy S21 FE 5G:

  • Strengths:

    • Flagship Performance: The Snapdragon 888 is a beast, delivering top-tier speed and responsiveness for gaming and demanding tasks.
    • Stunning Display: The AMOLED screen with its 120Hz refresh rate is significantly better, offering vivid colors, deep blacks, and smooth visuals.
    • Versatile Camera System: It boasts a well-rounded camera setup with optical zoom, better low-light performance, and 4K video recording.
    • Wireless Charging: Support for wireless charging and reverse wireless charging, is something the competition lacks.
    • Premium Features: The S21 FE offers better build quality with Gorilla Glass Victus, Wi-Fi 6, and more comprehensive sensor suite.
  • Competitive Advantages: The combination of flagship performance, an outstanding display, and a versatile camera system makes it a strong contender, especially if you prioritize quality and speed.

  • Limitations:

    • Price: It is more expensive than the Realme 9i.
    • Battery Life: While the battery is decent, it may not last as long as the Realme 9i in moderate use.

Realme 9i:

  • Strengths:

    • Longer Battery Life: Its larger battery ensures that it lasts through a full day of use, or even two.
    • Fast Charging: Faster charging speeds, getting you back to 100% quickly.
    • Affordable: This device is priced for those who are on a tighter budget.
    • Macro and B&W Sensors: Offers additional flexibility in its camera setup with macro and B&W sensors.
  • Competitive Advantages: If battery life and budget are primary concerns, the Realme 9i is a solid option.

  • Limitations:
    • Performance: The Snapdragon 680 is adequate for everyday tasks but can lag behind during intense gaming or multitasking.
    • Display: The IPS LCD display is decent but cannot compete with the vibrancy and contrast of an AMOLED panel.
    • Camera: The main sensor captures good shots, but the overall camera system lacks versatility and premium features.

3. User Profiles and Recommendations

Samsung Galaxy S21 FE 5G:

  • Best for:

    • Power Users: Gamers, professionals, and anyone who needs a fast, responsive phone for demanding tasks.
    • Multimedia Enthusiasts: Those who prioritize a high-quality display for video streaming, gaming, and creative content.
    • Photography Lovers: Users who want a versatile camera system capable of producing high-quality photos and videos.
    • Tech Enthusiasts: Those who seek out the latest technology in their devices including advanced wireless capabilities.
  • Use Cases:

    • Gaming: The Snapdragon 888 and 120Hz display make it a great gaming device.
    • Video Editing: The high performance and screen quality are beneficial for editing on the go.
    • Content Consumption: The AMOLED display makes watching movies and shows a visual treat.

Realme 9i:

  • Best for:

    • Budget-Conscious Users: Those who prioritize value and affordability without compromising on basic functionality.
    • Average Users: Individuals who mainly use their phones for browsing, social media, and basic apps.
    • Users Needing Long Battery Life: Users who require their phone to last all day without needing a charger.
  • Use Cases:

    • Daily Tasks: Perfect for social media, email, and browsing.
    • Long Trips: Excellent battery life keeps you connected while on the move.

4. Buying Decision Framework

Here are three questions that should help users make the right decision:

  1. How important is performance to you?

    • If you're a gamer or need a phone that handles heavy workloads smoothly, the S21 FE is the clear choice.
    • If your needs are basic and you’re on a budget, the Realme 9i will suffice.
  2. How much do you value display quality?

    • If you prefer vivid colors and deep blacks, the AMOLED display of the S21 FE is unmatched.
    • If you're happy with an LCD, the Realme 9i’s display is adequate.
  3. What's your budget?

    • The S21 FE is a premium phone and commands a higher price; it's for you if you're willing to pay for flagship features.
    • The Realme 9i is for those who seek the best value for their money.

Scenario-Based Recommendations:

  • Scenario 1: Gaming Enthusiast: Choose the S21 FE for its superior performance, display, and gaming capabilities.
  • Scenario 2: Budget-Conscious Student: The Realme 9i provides great battery life and core functionality.
  • Scenario 3: Avid Photographer: The S21 FE’s versatile camera system with OIS, and higher quality video recording is a better fit.
  • Scenario 4: Business Professional: Choose the S21 FE for its performance, build quality, wireless charging and productivity features.

What I would choose and why:

Personally, I would choose the Samsung Galaxy S21 FE 5G. As a tech journalist and someone who uses my phone extensively for a variety of tasks, including photo editing, content consumption, and sometimes, mobile gaming, the S21 FE aligns more with my needs. The superior display, significantly more powerful performance, and the more capable camera system are worth the extra cost for me. While the Realme 9i is a great budget phone, the S21 FE’s overall experience is simply in a different league. The addition of wireless charging, reverse wireless charging and the fact that the device supports the newest wireless protocols is a huge bonus in my book. In my opinion, it's a more future-proof device with it’s Android software upgrades, and a superior experience all around, even with it's price.

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.