Xiaomi Redmi 9C vs Samsung Galaxy A03s - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date August 12, 2020 August 18, 2021
Release Year 2020 2021

Physical

Volume 114.28 cm³ 113.41 cm³
Screen Size to Weight Ratio 3.33 "/g 3.32 "/g
Weight 196 g 196 g
Height 164.9 mm 164.2 mm
Width 77 mm 75.9 mm
Thickness 9 mm 9.1 mm
Foldable Design No No
Available Colors
  • Midnight Gray
  • Sunrise Orange
  • Twilight Blue
  • Black
  • Blue
  • White

Display

Screen Size 6.53 " 6.5 "
Resolution 720 x 1600 720 x 1600
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 81.1 % 81.8 %
Pixel Density 269 PPI 270 PPI
Refresh Rate N/A N/A
Typical Brightness 400 nits N/A
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 117.26 mAh/in² 118.34 mAh/in²
Battery Density 43.75 mAh/cm³ 44.09 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support No Yes
Chipset Mediatek MT6765G Helio G35 (12 nm) Mediatek MT6765 Helio P35 (12 nm)
CPU Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU PowerVR GE8320 PowerVR GE8320

Connectivity

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

Software

Operating System Android Android
Initial OS Version 10 11
Maximum OS Version 12

Comparison Summary

1. Specifications Comparison

FeatureXiaomi Redmi 9CSamsung Galaxy A03sPractical Impact
Design
Dimensions164.9 × 77 × 9 mm164.2 × 75.9 × 9.1 mmRedmi 9C is slightly wider; differences are negligible in hand.
Weight196g196gVirtually identical feel in hand.
Display
Size6.53"6.5"Negligible difference in screen real estate.
Resolution720x1600720x1600Both offer the same level of detail; may appear slightly soft compared to higher resolution screens.
PPI269270Near identical sharpness; individual pixels less noticeable at typical viewing distances.
TechnologyIPS LCDPLS LCDIPS LCD generally offers better viewing angles and color reproduction compared to PLS LCD, though the difference may not be significant to casual users.
Refresh Rate60Hz60HzStandard smoothness for everyday tasks; not ideal for fast-paced gaming.
Performance
ChipsetMediatek MT6765G Helio G35 (12 nm)Mediatek MT6765 Helio P35 (12 nm)A03s has a slightly better benchmark score, but the difference may not be noticeable in everyday use such as browsing and social media. Both phones can struggle with demanding games.
GPUPowerVR GE8320PowerVR GE8320Similar graphics performance; suitable for basic gaming and video playback.
Camera
Main Camera13MP f/2.213MP f/2.2Similar image quality in good lighting. Low-light performance will likely be limited on both.
Selfie Camera5MP f/2.25MP f/2.0A03s' wider aperture (f/2.0) might result in slightly brighter selfies, especially in low light.
Depth Camera2MP f/2.4N/ARedmi 9C allows for portrait mode photos with blurred backgrounds. A03s relies on software for this effect.
Macro Lens2MP f/2.42MP f/2.3Similar macro capabilities; quality will be limited by low resolution sensors.
Video1080p@30fps1080p@30fpsSuitable for basic video recording and social media sharing.
FeaturesManual focusNo manual focusRedmi 9C gives more control to advanced users.
Battery
Capacity5000mAh5000mAhBoth offer excellent battery life, potentially lasting a full day or more with moderate use.
Charging10W fast chargingNo fast chargingRedmi 9C charges faster, reducing downtime.
Software
OSAndroid 10Android 11 (upgradeable to 12)A03s has a newer OS with potentially better features, security, and app compatibility, and the option to upgrade to Android 12.
Connectivity
Wi-Fi802.11 b/g/n802.11 b/g/nStandard Wi-Fi connectivity for both phones. Redmi 9C has the added feature of Wi-Fi Direct.
Bluetooth5.05.0Modern Bluetooth connectivity for wireless audio and device pairing.
GPSGPS, A-GPS, GLONASS, BeidouGPS, A-GPS, GLONASSRedmi 9C supports more satellite systems (Beidou), potentially leading to slightly more accurate GPS positioning in some regions.
Storage
Internal32/64/128 GB32/64 GBRedmi 9C offers a larger 128GB option for users who need more storage.
RAM2/3/4 GB3/4 GBBoth phones offer the same amount of RAM, sufficient for basic usage.
Expandable StorageNoNoLimited storage flexibility.
Security
FeaturesRear-mounted fingerprint sensorSide-mounted fingerprint sensorSide-mounted fingerprint sensor on A03s is generally considered more convenient and faster to access.
Sensors
SensorsAccelerometer, Magnetometer, Proximity, Fingerprint, Ultrasonic proximity virtualAccelerometer, Proximity, FingerprintMore sensors in the Redmi 9C

2. Key Differences Analysis

Xiaomi Redmi 9C Advantages:

  • Potentially more internal storage (128GB option): Allows for storing more apps, photos, and videos directly on the device.
  • Slightly better GPS Accuracy: Supports Beidou.
  • 10W fast charging: Reduces charging time compared to the A03s.
  • Dedicated depth sensor: Allows for better portrait mode (bokeh) effect in photos.
  • Manual focus: Gives users more control over their photo taking.
  • More sensors

Samsung Galaxy A03s Advantages:

  • Newer Android OS (Android 11 upgradable to 12): Provides access to the latest features, security updates, and potentially better app compatibility.
  • Marginally better performance: Has a slight edge in benchmarks.
  • Side-mounted fingerprint sensor: Offers a more convenient and faster unlocking experience.
  • Slightly brighter selfie aperture: Offers slightly better selfie photos.

Trade-offs:

  • The Redmi 9C offers potentially more internal storage and faster charging, but it comes with an older operating system.
  • The Galaxy A03s provides a more modern software experience and a more convenient fingerprint sensor, but lacks fast charging and the depth sensor of the Redmi 9C.

3. User Profiles & Recommendations

Xiaomi Redmi 9C:

  • Ideal User: Budget-conscious users who prioritize storage capacity and battery charging speed and don't mind an older OS.
  • Use Cases:
    • Storing a large music or video library on the device.
    • Users who frequently need to top up their battery quickly.
    • Users who take a lot of pictures.
    • Users who take a lot of outdoor pictures and need very accurate GPS.

Samsung Galaxy A03s:

  • Ideal User: Users who value a modern Android experience, easy-to-use fingerprint sensor, and don't need as much internal storage.
  • Use Cases:
    • Users who want the latest Android features and security updates.
    • Users who frequently unlock their phone and appreciate a conveniently placed fingerprint sensor.
    • General everyday use (social media, browsing, calls, etc.).

4. Decision Framework

Here are three questions a buyer should consider:

  1. How important is having the latest Android OS? If having access to the newest features and security updates is a priority, the Samsung Galaxy A03s is the better choice.
  2. How much internal storage do I need? If you plan to store a lot of media on your phone, the 128GB version of the Xiaomi Redmi 9C might be necessary.
  3. How important is fast charging? If you hate waiting a long time to charge your phone, the Xiaomi Redmi 9C's 10W fast charging is a useful feature.

Scenario-Based Recommendations:

  • Scenario 1: Social Media Enthusiast: The Samsung Galaxy A03s, with its newer OS and slightly better selfie camera, is a better choice.
  • Scenario 2: Media Hoarder: The Xiaomi Redmi 9C (128GB variant) is better due to the larger internal storage and slightly better battery charging.
  • Scenario 3: Basic User on a Tight Budget: Both phones are viable options; the decision will come down to personal preference regarding Android version, fingerprint sensor placement, and storage needs.

My Choice

I would choose the Samsung Galaxy A03s. While the Redmi 9C has some attractive features like fast charging and more sensors, the newer Android OS and the side-mounted fingerprint sensor of the A03s are more valuable to me. Having the latest software updates is important for security and app compatibility, and the side-mounted fingerprint sensor is simply more convenient to use than a rear-mounted one. The slightly better selfie aperture is also a plus.

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.

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