Samsung Galaxy A03 vs Xiaomi Redmi Note 12 Pro - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date January 21, 2022 November 1, 2022
Release Year 2022 2022

Physical

Volume 113.41 cm³ 99.1 cm³
Screen Size to Weight Ratio 3.32 "/g 3.57 "/g
Weight 196 g 187 g
Height 164.2 mm 163 mm
Width 75.9 mm 76 mm
Thickness 9.1 mm 8 mm
Foldable Design No No
Available Colors
  • Black
  • Red
  • Blue
  • Polar White
  • Frosted Blue (Sky Blue)
  • Onyx Black (Midnight Black)
  • Stardust Purple

Display

Screen Size 6.5 " 6.67 "
Resolution 720 x 1600 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 81.8 % 86.7 %
Pixel Density 270 PPI 395 PPI
Refresh Rate N/A 120 Hz
Typical Brightness N/A 500 nits
HBM Brightness N/A 900 nits
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 118.34 mAh/in² 112.39 mAh/in²
Battery Density 44.09 mAh/cm³ 50.45 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support No Yes
Chipset Unisoc T606 (12 nm) Mediatek Dimensity 1080 (6 nm)
CPU Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55) Octa-core (2x2.6 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU Mali-G57 MP1 Mali-G68 MC4

Connectivity

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

Software

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

Comparison Summary

Alright, let's dive into a detailed comparison of the Samsung Galaxy A03 and the Xiaomi Redmi Note 12 Pro. I'll break down the specs and translate them into real-world scenarios to help you understand what each phone offers.

1. Specifications Breakdown

Here’s a comprehensive look at how these two phones stack up, with a focus on practical implications:

FeatureSamsung Galaxy A03Xiaomi Redmi Note 12 ProReal-World Implications
Design
Dimensions164.2 x 75.9 x 9.1 mm163 x 76 x 8 mmThe A03 is slightly taller and thicker, potentially feeling bulkier.
Weight196g187gThe Redmi Note 12 Pro is lighter, noticeable in prolonged use.
Display
Size6.5"6.67"Redmi Note 12 Pro offers a slightly larger viewing area.
Resolution720 x 16001080 x 2400Redmi Note 12 Pro has a much sharper, clearer screen.
Pixel Density (PPI)270395Redmi Note 12 Pro's display will look significantly more detailed.
TechnologyPLS LCDAMOLEDRedmi Note 12 Pro provides deeper blacks, more vibrant colors, and better energy efficiency (especially with dark mode)
Refresh Rate60Hz120HzRedmi Note 12 Pro offers smoother scrolling and animations.
Brightness0 nits900 nitsRedmi Note 12 Pro is significantly more visible outdoors.
Performance
ChipsetUnisoc T606 (12 nm)Mediatek Dimensity 1080 (6 nm)Redmi Note 12 Pro's chipset is much more powerful, leading to snappier app loading and multitasking.
AnTuTu Score174,932573,200Redmi Note 12 Pro has drastically superior performance.
GPUMali-G57 MP1Mali-G68 MC4Redmi Note 12 Pro offers better gaming and graphics capabilities.
Camera
Main Camera48MP, f/1.850MP, f/1.88, Sony IMX766Redmi Note 12 Pro’s main camera captures more light and detail.
Selfie Camera5MP, f/2.216MPRedmi Note 12 Pro's selfie camera is superior.
Wide Angle LensNo8MP, f/1.9Redmi Note 12 Pro offers more versatility with a wide-angle option.
Portrait Camera2MP, f/2.4NoGalaxy A03 has a depth sensor for portrait mode.
Macro LensNo2MP, f/2.4Redmi Note 12 Pro can capture close-up macro shots.
Video1080p@30fps4K@30fps, 1080p@120fpsRedmi Note 12 Pro has much better video capabilities.
Camera FeaturesDual CameraTriple Camera, OIS, Night Mode, RAWRedmi Note 12 Pro has more sophisticated features, including image stabilization and night mode.
Battery Life
Capacity5000mAh5000mAhSimilar battery capacity for both devices.
Charging7.5W67WRedmi Note 12 Pro charges much faster.
Battery TypeLi-IonLi-PolymerDifferent battery technologies with different charging speeds.
Software
OSAndroid 11Android 12Redmi Note 12 Pro offers a more recent version of Android.
Connectivity
WiFi802.11acWiFi 6 (802.11ax)Redmi Note 12 Pro offers faster and more efficient WiFi connectivity.
Bluetooth5.05.2Redmi Note 12 Pro has a newer Bluetooth version for improved performance.
GPSGPS, A-GPS, GLONASSGPS, GLONASS, Beidou, Galileo, QZSSRedmi Note 12 Pro has a more comprehensive suite of satellite systems for better accuracy.
SIMDual SIM Dual StandbyDual SIM Dual StandbyBoth phones support two SIMs in dual-standby mode.
Storage
Internal32/64/128 GB128/256 GBRedmi Note 12 Pro has more storage options.
RAM3/4 GB6/8/12 GBRedmi Note 12 Pro offers far superior memory for better multitasking.
ExpandableNoNoNeither phone supports external storage.
Audio
QualityDolby AtmosDolby Atmos, Stereo SpeakersRedmi Note 12 Pro has an enhanced audio experience with stereo speakers.
Security
SecurityBasic Security Featuresside-mounted fingerprint sensorRedmi Note 12 Pro has a more convenient biometric unlock option.
Build Quality
ProtectionUnknownCorning Gorilla Glass 5Redmi Note 12 Pro has better screen protection.
Sensors
SensorsProximity, AccelerometerFingerprint, Proximity, Accelerometer, Compass, GyroscopeRedmi Note 12 Pro has a more comprehensive suite of sensors.

2. Key Insights

  • Samsung Galaxy A03:

    • Strengths: More affordable, basic functionality, decent battery life.
    • Competitive Advantages: Budget-friendly, suitable for very basic tasks, includes a dedicated depth sensor for portrait mode.
    • Trade-offs: Low screen resolution and brightness, weaker processor, limited camera features, less RAM, slower charging, lacks advanced features like a fingerprint sensor.
  • Xiaomi Redmi Note 12 Pro:

    • Strengths: High-resolution AMOLED display with 120Hz refresh rate, much faster processor, superior camera with more features (OIS, night mode), significantly faster charging, ample RAM, dual speakers, more advanced connectivity options.
    • Competitive Advantages: Offers a premium user experience, excellent for multimedia consumption, gaming, and photography.
    • Trade-offs: More expensive, lacks a depth sensor for portrait mode

3. User Profiles and Recommendations

  • Samsung Galaxy A03:

    • Best Suited For: Users on a very tight budget who need a phone for basic calling, texting, and light browsing.
    • Use Cases: Ideal as a secondary phone or for first-time smartphone users who don't need demanding features.
  • Xiaomi Redmi Note 12 Pro:

    • Best Suited For: Users who want a more immersive multimedia and gaming experience, better photography, and smoother performance.
    • Use Cases: Perfect for social media, streaming, mobile gaming, capturing high-quality photos and videos, and general daily use that requires responsiveness and speed.

4. Buying Decision Framework

Consider these questions to decide which phone is right for you:

  1. Budget: How much are you willing to spend? If cost is the primary concern, the Galaxy A03 is cheaper but sacrifices significant performance and features.
  2. Performance Needs: What will you primarily use the phone for? If it's just basic tasks, the Galaxy A03 may suffice. For demanding tasks, the Redmi Note 12 Pro is the better choice.
  3. Display and Camera Quality: How important are screen quality and photography to you? The Redmi Note 12 Pro has an outstanding display and a more versatile camera system.

Scenario-Based Recommendations:

  • Scenario 1: Budget-Conscious User: Choose the Samsung Galaxy A03 if your main focus is on affordability and you can live with basic specs.
  • Scenario 2: Everyday User: Opt for the Xiaomi Redmi Note 12 Pro if you value a great display, fast performance, and solid camera quality for daily use.
  • Scenario 3: Multimedia and Gaming Enthusiast: The Xiaomi Redmi Note 12 Pro is the clear winner due to its AMOLED screen, powerful chipset, and better audio setup.
  • Scenario 4: Photography Enthusiast: Go with the Xiaomi Redmi Note 12 Pro for its advanced camera system with OIS, 4K video, and night mode.

Personal Choice

If I were choosing between these two, I would definitely go with the Xiaomi Redmi Note 12 Pro. The significantly superior display, performance, camera capabilities, and faster charging outweigh the higher price point for me. The user experience on the Redmi Note 12 Pro would be far more enjoyable and versatile for the type of usage I would expect from a daily driver. The Galaxy A03 is clearly a device with a much lower target, and is okay if you really have that budget constraints, but otherwise, the Redmi Note 12 Pro is a no brainer.

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.