Samsung Galaxy S21 FE 5G vs Samsung Galaxy A03 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date January 7, 2022 January 21, 2022
Release Year 2022 2022

Physical

Volume 91.64 cm³ 113.41 cm³
Screen Size to Weight Ratio 3.62 "/g 3.32 "/g
Weight 177 g 196 g
Height 155.7 mm 164.2 mm
Width 74.5 mm 75.9 mm
Thickness 7.9 mm 9.1 mm
Foldable Design No No
Available Colors
  • White
  • Graphite
  • Lavender
  • Olive
  • Black
  • Red
  • Blue

Display

Screen Size 6.4 " 6.5 "
Resolution 1080 x 2340 720 x 1600
Aspect Ratio 19.5:9 20:9
Screen-to-Body Ratio 86.7 % 81.8 %
Pixel Density 403 PPI 270 PPI
Refresh Rate 120 Hz N/A
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 109.86 mAh/in² 118.34 mAh/in²
Battery Density 49.11 mAh/cm³ 44.09 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes No
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) - Version 1 Unisoc T606 (12 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - Version 1 Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPU Adreno 660 - Version 1 Mali-G57 MP1

Connectivity

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

Software

Operating System Android Android
Initial OS Version 12 11
Maximum OS Version 16 13

Comparison Summary

Okay, let's break down the Samsung Galaxy S21 FE 5G and the Samsung Galaxy A03. It's clear from the specs that we're looking at two phones designed for very different user needs. The S21 FE is positioned as a "Fan Edition" – a more affordable version of Samsung's flagship lineup, while the A03 is a budget-friendly entry-level option.

Here's a detailed comparison table that dives deep into the practical implications of each phone:

1. Specifications Breakdown

FeatureSamsung Galaxy S21 FE 5GSamsung Galaxy A03Real-World Implications
Design
Size155.7 × 74.5 × 7.9 mm164.2 × 75.9 × 9.1 mmS21 FE is noticeably smaller, feels more pocketable and comfortable in hand. A03 is larger and bulkier.
Weight177g196gS21 FE is significantly lighter, making it more comfortable for extended use.
Display
Size6.4"6.5"Virtually the same size.
Resolution1080 x 2340720 x 1600S21 FE has a much sharper and clearer display (119.4% more pixels).
Pixel Density (PPI)403270S21 FE's display is noticeably crisper, text and images appear much smoother.
TechnologyAMOLEDPLS LCDS21 FE has superior display technology with deeper blacks, better contrast, more vibrant colours and better power efficiency with dark themes.
Refresh Rate120Hz60HzS21 FE offers much smoother scrolling and animations; makes games feel more responsive.
Brightness1300 nits0 nitsS21 FE is far brighter, making it easier to see the screen in direct sunlight.
Performance
ChipsetSnapdragon 888 (5nm)Unisoc T606 (12nm)S21 FE has a much more powerful processor, resulting in faster app loading, smoother multitasking, and better gaming performance.
AnTuTu Score923,836174,932S21 FE scores 428% higher, clearly demonstrating its superior performance.
GPUAdreno 660Mali-G57 MP1S21 FE has significantly superior graphics capabilities, which directly benefit gamers.
Battery
Capacity4500mAh5000mAhA03 has slightly larger capacity; likely provides longer usage between charges.
Charging25W Fast Charging7.5W Fast ChargingS21 FE charges much faster; less time tethered to a wall.
FeaturesReverse charging, Wireless charging, No charger in-boxNon-removableS21 FE has additional premium battery features, including wireless charging and the ability to reverse charge other devices. No charger is included in box.
Camera
Main Camera (Rear)12MP (f/1.8)48MP (f/1.8)A03 has a higher resolution main sensor. S21 FE utilizes a Sony IMX555 sensor with bigger pixels at 1.8µm, with optical image stabilization for better overall quality.
Telephoto8MP (f/2.0)NoneS21 FE has an additional telephoto camera for optical zoom.
Wide Angle13MP (f/2.2)NoneS21 FE has an additional wide angle camera for capturing more of the scene.
DepthNone2MP (f/2.4)A03 has an additional depth camera for creating better bokeh effect.
Selfie Camera32MP (f/2.2)5MP (f/2.2)S21 FE's selfie camera has much higher resolution for crisper images and videos.
Video4K@60fps w/ HDR, EIS1080p@30fpsS21 FE records much higher quality video with stabilization.
DxoMark (Mobile)117N/AS21 FE has been tested with a score of 117.
DxoMark (Selfie)127N/AS21 FE has been tested with a score of 127.
Features4K Video, Optical zoom, Triple camera, OIS, PDAF, RAW, Night modeDual CameraS21 FE has a more comprehensive set of camera features.
Software
Operating SystemAndroid 12 (up to 16)Android 11 (up to 13)S21 FE has a more modern OS and will receive more software updates.
Connectivity
WiFiWiFi 6WiFi ACS21 FE has faster WiFi
BluetoothBluetooth 5.0 LE, APT-xBluetooth 5.0 LES21 FE has more premium Bluetooth features.
GPSGPS, GLONASS, Beidou, GalileoGPS, GLONASSS21 FE has more accurate GPS due to more sattelites.
SIMDual SIMDual SIMBoth use dual nano sims.
Storage
Internal Storage128/256GB32/64/128GBS21 FE has more storage and comes with larger default options.
RAM6/8GB3/4GBS21 FE has significantly more RAM, aiding in smooth multitasking and app performance.
Expandable StorageNoNoNeither phone supports expandable storage.
Audio
QualityDolby Atmos, Noise cancellation, Stereo SpeakersDolby AtmosS21 FE has a more immersive sound experience due to the inclusion of stereo speakers and noise cancellation for calls.
Security
SecurityFingerprint sensorBasic SecurityS21 FE has more convenient biometric security
Build Quality
Screen ProtectionCorning Gorilla Glass VictusUnknownS21 FE is more durable due to better screen protection.
Sensors
SensorsFingerprint, Proximity, Accelerometer, Compass, Gyroscope, BarometerProximity, AccelerometerS21 FE has a larger number of advanced sensors allowing for more features and gameplay functionality.

2. Key Insights

Samsung Galaxy S21 FE 5G:

  • Strengths:
    • High Performance: The Snapdragon 888 chipset delivers flagship-level speed, making this device excellent for gaming, multitasking, and intensive apps.
    • Superior Display: The AMOLED display with a 120Hz refresh rate is far crisper, brighter, and smoother than what the A03 offers.
    • Advanced Camera System: Its triple camera system, enhanced video capabilities, and premium features like OIS and night mode make it great for photography and videography.
    • Premium Features: Wireless charging, reverse wireless charging, and robust build quality add to the premium experience.
    • Modern Software: Running Android 12 and upgradeable to 16, you get a more modern experience and longer software support.
  • Competitive Advantages: This phone is designed for users who want a premium experience with few compromises. It offers better performance, better camera, and a better display over the A03.
  • Trade-offs: No headphone jack, no expandable storage, no charger in the box.

Samsung Galaxy A03:

  • Strengths:
    • Larger Battery: Its 5000mAh battery is a plus for users who prioritize battery life over anything else.
    • Affordable Price: It's a basic, budget-friendly device that's very accessible.
    • Decent Camera: While not as good as the S21 FE, it still has a 48MP main sensor and a depth sensor.
  • Competitive Advantages: Its value proposition is its price. It is the most affordable option.
  • Trade-offs: Its weaker chipset and low resolution display limit performance.

3. User Profiles and Recommendations

Samsung Galaxy S21 FE 5G:

  • Best For: Tech enthusiasts, gamers, content creators, or anyone who values performance, a premium display, and high-quality photography.
  • Use Cases:
    • Gaming on the go
    • Content creation (high-quality photos and videos)
    • Smooth multitasking for heavy users.
    • Anyone who values a fast, fluid, and responsive user interface.
    • Those who prefer high quality streaming videos, and enjoy better colour accuracy.

Samsung Galaxy A03:

  • Best For: Budget-conscious buyers, first-time smartphone owners, or those who need a reliable device for basic tasks.
  • Use Cases:
    • Basic communication (calls, texts, emails)
    • Social media browsing
    • Casual photography
    • Users who prioritize battery life for everyday usage.

4. Buying Decision Framework

Here are three key questions to help users decide:

  1. Performance Priorities: Do you need a powerful phone for demanding apps and games, or will a basic phone suffice for your everyday needs?
  2. Display Quality: How important is a sharp, bright, and smooth display for your daily usage?
  3. Budget: Is your budget very strict or are you willing to pay more for better performance and features?

Based on these questions, here are scenario-based recommendations:

  • Scenario 1: High-performance, photography, gaming: Go for the Samsung Galaxy S21 FE 5G.
  • Scenario 2: Very budget-restricted with basic usage: Choose the Samsung Galaxy A03.
  • Scenario 3: Need better performance and camera with reasonable price: Samsung Galaxy S21 FE 5G is the best option due to its balance of high-end features and cost.

Personal Recommendation

If I were choosing, I would definitely go for the Samsung Galaxy S21 FE 5G. While the A03 is a decent entry-level device, the S21 FE offers a vastly superior experience. The sheer difference in performance thanks to the Snapdragon 888 chipset is undeniable. The high-refresh-rate AMOLED display alone makes the S21 FE worth the extra cost, delivering a level of clarity and fluidity that's simply on another level. I'm also a big believer in future-proofing my devices, and the S21 FE's more modern software and superior camera system will keep me satisfied longer. The added convenience of wireless charging and better build quality make it a much more enjoyable everyday companion.

In short, the S21 FE isn’t just a phone, it’s an experience. And that's something I'm always willing to pay extra for.

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.