Oppo Find X3 Pro vs Samsung Galaxy S21 FE 5G - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date March 19, 2021 January 7, 2022
Release Year 2021 2022

Physical

Volume 100.48 cm³ 91.64 cm³
Screen Size to Weight Ratio 3.47 "/g 3.62 "/g
Weight 193 g 177 g
Height 163.6 mm 155.7 mm
Width 74 mm 74.5 mm
Thickness 8.3 mm 7.9 mm
Foldable Design No No
Available Colors
  • Blue
  • White
  • Gloss Black
  • Cosmic Mocha
  • Mars Edition
  • Photographer Edition
  • White
  • Graphite
  • Lavender
  • Olive

Display

Screen Size 6.7 " 6.4 "
Resolution 1440 x 3216 1080 x 2340
Aspect Ratio 20:9 19.5:9
Screen-to-Body Ratio 89.2 % 86.7 %
Pixel Density 525 PPI 403 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness 500 nits N/A
HBM Brightness N/A N/A
Peak Brightness 1300 nits N/A

Hardware

Battery Capacity per Screen Area 100.25 mAh/in² 109.86 mAh/in²
Battery Density 44.78 mAh/cm³ 49.11 mAh/cm³
Battery Capacity 4500 mAh 4500 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm) Qualcomm SM8350 Snapdragon 888 5G (5 nm) - Version 1
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - Version 1
GPU Adreno 660 Adreno 660 - Version 1

Connectivity

USB Version 3.1 N/A
OTG Support 1 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 3.1, OTG USB Type-C, OTG

Software

Operating System Android Android
Initial OS Version 11 12
Maximum OS Version 14 16

Comparison Summary

1. Specifications Comparison

FeatureOppo Find X3 ProSamsung Galaxy S21 FE 5GPractical Impact
Design
Dimensions163.6 × 74 × 8.3 mm155.7 × 74.5 × 7.9 mmOppo is taller and slightly thicker, potentially less comfortable for small hands; Samsung is more compact.
Weight193g177gSamsung is significantly lighter, which translates to more comfortable handling over long periods.
Display
Size6.7"6.4"Oppo offers a slightly larger screen, beneficial for media consumption and multitasking.
Resolution1440x32161080x2340Oppo’s higher resolution means sharper images and text, especially noticeable for reading and detailed graphics.
Pixel Density525 ppi403 ppiOppo's higher pixel density results in a noticeably clearer and sharper display.
TechnologyAMOLEDAMOLEDBoth offer vibrant colors and deep blacks. No practical difference here.
Refresh Rate120Hz120HzBoth offer smooth scrolling and animations.
Brightness1300 nits1300 nitsBoth are easily viewable in bright sunlight.
Performance
ChipsetSnapdragon 888 5G (5 nm)Snapdragon 888 5G (5 nm) - Version 1Both offer high performance, with the Samsung scoring slightly higher on benchmarks. Any real-world differences would be minimal for day to day tasks
AnTuTu Score876,500923,836Samsung has a slightly higher benchmark score, potentially indicating slightly better performance under heavy loads, though this may not be noticable in daily use.
GPUAdreno 660Adreno 660 - Version 1Both offer similar graphics performance, suitable for gaming and video editing. The specific "Version 1" differences are not well-defined in this context, making practical implications unclear.
Camera
Standard Camera50MP, f/1.8, 1/1.56", Sony IMX76612MP, f/1.8, 1/1.76", Sony IMX555Oppo has a higher-resolution main sensor with a larger size, which should equate to better detail and low-light performance.
Telephoto + Portrait CameraN/A8MP, f/2.0, Hynix HI-847Samsung includes dedicated portrait functionality. Oppo does not have a dedicated portrait lens.
Selfie Camera32MP, f/2.4, 1/2.74", Sony IMX61532MP, f/2.2, 1/2.8", Sony IMX616Samsung has a slightly wider aperture, which may allow for better low-light selfies and a shallower depth of field; Oppo has slightly larger sensor size, potentially better dynamic range.
Telephoto Lens13MP, f/2.4, 1/3.4", Samsung S5K3M5N/AOppo offers a dedicated telephoto lens for optical zoom capabilities.
Wide Angle Lens50MP, f/2.2, 1/1.56", Sony IMX766N/AOppo has a dedicated wide-angle camera, great for capturing expansive scenes.
Wide Angle + MacroN/A13MP, f/2.2, 1/3.06", Sony IMX258Samsung offers a dedicated ultrawide macro camera, making detailed close up shots possible
VideoUp to 4K@60fps HDRUp to 4K@60fps HDRBoth offer excellent video recording capabilities.
DxoMark Mobile Score128 (Photo 134, Video 125)117 (Photo 119, Video 107)Oppo has better overall camera performance, particularly in photos and videos, according to DxOMark.
DxoMark Selfie ScoreN/A127 (Photo 126, Video 130)Samsung provides better selfie capabilities
Battery
Capacity4500mAh4500mAhBoth offer similar battery capacity, leading to comparable battery life.
Charging65W Fast Charging25W Fast ChargingOppo charges much faster, getting you back on the go quicker.
Wireless Charging30W15WOppo offers faster wireless charging speeds.
Reverse Wireless ChargingYes4.5WOppo has a more useful reverse wireless charging option.
Software
OSAndroid 11 (upgradable to 14)Android 12 (upgradable to 16)Samsung provides a more recent out-of-the-box version with future-proofed upgrades.
Connectivity
Wi-FiWi-Fi 6Wi-Fi 6Both support the latest Wi-Fi standards
Bluetooth5.25.0Oppo has a newer Bluetooth version offering minor speed and efficiency benefits
GPSMore systemsFewer systemsOppo offers more accurate location services.
SIMDual Nano SIMDual Nano SIMBoth support dual SIM functionality.
Storage
Internal256 GB or 512 GB128 GB or 256 GBOppo provides a higher storage option.
RAM12 GB or 16 GB6 GB or 8 GBOppo has significantly more RAM, enabling better multitasking and smooth operations under heavy loads.
Expandable StorageNoNoNeither offer the option of expandable storage.
Audio
QualityDolby Atmos, Stereo SpeakersDolby Atmos, Stereo Speakers, Noise cancellation microphoneSamsung includes additional noise cancellation microphone, slightly better audio clarity
Security
Fingerprint SensorbasicbasicBoth provide basic fingerprint sensor technology
Build Quality
Screen ProtectionGorilla Glass 5Gorilla Glass VictusSamsung provides better screen protection against scratches and impacts.
Sensors
SensorsBiometric, Proximity, MotionBiometric, Proximity, Motion, EnvironmentalSamsung has more sensors, potentially offering advanced functionalities.

2. Key Differences Analysis

Oppo Find X3 Pro Advantages:

  • Superior Display: Higher resolution and pixel density result in a noticeably sharper and more detailed display.
  • Better Main Camera: Higher resolution and larger sensor size on the main camera for superior image quality, particularly in detail and low-light performance.
  • Dedicated Telephoto and Wide-Angle Lenses: Offers more versatility with dedicated lenses for optical zoom and wide-angle shots.
  • Faster Charging: Significantly faster wired and wireless charging speeds.
  • Higher RAM and Storage Options: More RAM for better multitasking and higher storage options for more media.
  • More Accurate GPS: Supports more satellite systems, leading to more accurate location tracking.
  • Superior Camera (According to DxOMark): Outperforms Samsung in overall camera and video quality tests.

Samsung Galaxy S21 FE 5G Advantages:

  • Lighter and More Compact: More comfortable to hold and carry due to its lighter weight and smaller size.
  • Superior Screen Protection: Features Gorilla Glass Victus, offering better protection against scratches and impacts.
  • Better Selfie Camera Aperture: Wider aperture on selfie camera, slightly improved low light selfies.
  • Dedicated Portrait Mode: Offers a dedicated telephoto + portrait mode lens which Oppo lacks.
  • Dedicated Ultrawide Macro Lens: Offers a dedicated ultrawide macro lens which Oppo lacks
  • Noise cancellation microphone: Provides slightly better audio clarity.
  • More Up-to-Date Software: Ships with Android 12 (upgradeable to 16), ensuring more future-proof software.
  • Higher Benchmark Score: Performs slightly better in benchmarks, potentially indicating marginally improved performance under heavy loads.
  • Better selfie camera (According to DxOMark): Outperforms Oppo in overall selfie camera tests.
  • Barometer sensor: The barometer sensor can be used to measure atmospheric pressure which can be used to detect weather changes, and measure altitude.

Trade-offs:

  • Oppo trades a more compact and lightweight design and slightly more future-proofed software for superior display quality, camera versatility, faster charging, and higher RAM.
  • Samsung trades the higher-end camera, display, RAM and storage specs for a more modern OS, slightly better selfie camera, dedicated portrait mode and a lighter, more compact device.

3. User Profiles & Recommendations

Oppo Find X3 Pro is ideal for:

  • Photography Enthusiasts: Users who prioritize camera quality, versatility, and performance.
  • Multimedia Consumers: Those who enjoy watching videos and playing games and value a high-quality display.
  • Power Users: Users who require a lot of RAM for multitasking and who value high performance.
  • Travelers: Individuals who need accurate GPS for navigation and fast charging on the go.

Specific Use Cases:

  • Professional photographers and video creators will appreciate the camera's versatility, quality, and the higher storage options.
  • Gamers will enjoy the higher RAM, smooth display, and high performance chipset
  • Users who frequently use navigation apps will benefit from the more accurate GPS.

Samsung Galaxy S21 FE 5G is ideal for:

  • Everyday Users: People who want a reliable phone with solid performance and camera quality in a comfortable design.
  • Social Media Enthusiasts: Users who take selfies regularly and value good front-facing camera quality and modern software.
  • Users with smaller hands: Those who need a more compact device.
  • Users with a tighter budget: Those who want a flagship experience without breaking the bank.

Specific Use Cases:

  • Social media content creators that take a lot of selfies will benefit from the better selfie camera
  • Users who want a more comfortable device that fits better in their pocket and is easier to use in day to day tasks.
  • Users that regularly use their phones outside in harsh weather will benefit from better screen protection.

Price-to-Value Ratio:

  • The Oppo Find X3 Pro typically commands a higher price due to its superior specs, appealing to users looking for the best of the best.
  • The Samsung Galaxy S21 FE 5G offers a more balanced price-to-performance ratio, targeting users looking for a solid all-around experience.

4. Decision Framework

Key Questions to Consider:

  1. How important is display quality? If you value the sharpest and clearest screen possible, the Oppo Find X3 Pro is superior.
  2. How often do you take photos and videos and what do you focus on? The Oppo offers more versatility, better image quality and features, and is better suited to capturing a wide range of shots. The Samsung has a better selfie camera, better portrait and macro capabilities.
  3. Do you value fast charging and do you multitask a lot? The Oppo offers far superior charging speeds and more RAM for multitasking.

Scenario-Based Recommendations:

  • Scenario 1: Professional Photography: Choose the Oppo Find X3 Pro. Its superior camera performance, versatile lenses, and high storage are ideal for professional use.
  • Scenario 2: Everyday Use & Social Media: Choose the Samsung Galaxy S21 FE 5G. Its solid camera quality, compact design, and more up to date software make it a great all-rounder.
  • Scenario 3: Heavy Gaming & Multitasking: Choose the Oppo Find X3 Pro. Its higher RAM and processing power offer better performance under heavy loads.
  • Scenario 4: Budget Conscious User: Choose the Samsung Galaxy S21 FE 5G. It offers a more balanced set of specs and price point.

My Choice

I would choose the Oppo Find X3 Pro. While the Samsung Galaxy S21 FE 5G is a solid all-rounder with a more compact form factor, the Oppo Find X3 Pro simply offers a superior overall user experience in areas that I value the most. The superior display quality, especially the higher resolution, makes a noticeable difference for my daily media consumption and browsing. The significantly better camera system, offering more versatility with its dedicated telephoto and wide-angle lenses, as well as higher overall quality, also appeals to my personal interest in photography. The faster charging speed is also a significant practical benefit. While the Samsung is lighter and more compact, I'm willing to trade that for better performance, a more premium display, and a better camera.

Emily Harper
Emily Harper

Technology Insights Specialist

Dedicated technology writer specializing in mobile device analysis and technology communication. Expert at translating complex smartphone features into clear, actionable insights for diverse audiences.

Key Strengths:

  • Mobile technology analysis
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Bridging technical complexity with engaging, accessible narratives.