Xiaomi Redmi 9C vs Asus ROG Phone 7 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date August 12, 2020 May 1, 2023
Release Year 2020 2023

Physical

Volume 114.28 cm³ 137.21 cm³
Screen Size to Weight Ratio 3.33 "/g 2.84 "/g
Weight 196 g 239 g
Height 164.9 mm 173 mm
Width 77 mm 77 mm
Thickness 9 mm 10.3 mm
Foldable Design No No
Available Colors
  • Midnight Gray
  • Sunrise Orange
  • Twilight Blue
  • Phantom Black
  • Storm White

Display

Screen Size 6.53 " 6.78 "
Resolution 720 x 1600 1080 x 2448
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 81.1 % 82.2 %
Pixel Density 269 PPI 395 PPI
Refresh Rate N/A 165 Hz
Typical Brightness 400 nits N/A
HBM Brightness N/A 1000 nits
Peak Brightness N/A 1500 nits

Hardware

Battery Capacity per Screen Area 117.26 mAh/in² 130.52 mAh/in²
Battery Density 43.75 mAh/cm³ 43.73 mAh/cm³
Battery Capacity 5000 mAh 6000 mAh
NFC Support No Yes
Chipset Mediatek MT6765G Helio G35 (12 nm) Qualcomm SM8550-AB Snapdragon 8 Gen 2 (4 nm)
CPU Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) Octa-core (1x3.2 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)
GPU PowerVR GE8320 Adreno 740

Connectivity

USB Version 2.0 2.0
OTG Support 1 1
DisplayPort 1
DisplayPort Version N/A 1.4
USB Features microUSB 2.0, OTG USB Type-C 2.0, OTG, DisplayPort 1.4, Accessory Connector

Software

Operating System Android Android
Initial OS Version 10 13
Maximum OS Version 15

Comparison Summary

1. Specifications Comparison

Here's a detailed comparison of the Xiaomi Redmi 9C and Asus ROG Phone 7, focusing on real-world implications:

FeatureXiaomi Redmi 9CAsus ROG Phone 7Practical Impact
Design
Dimensions164.9 × 77 × 9 mm173 × 77 × 10.3 mmROG Phone 7 is taller and thicker, potentially less comfortable for one-handed use.
Weight196g239gRedmi 9C is lighter, making it more comfortable for extended use and portability.
BuildUnknownCorning Gorilla Glass VictusROG Phone 7 has superior screen protection against scratches and drops.
Display
Size6.53"6.78"ROG Phone 7 offers a slightly larger viewing area for media consumption and gaming.
Resolution720x16001080x2448ROG Phone 7 provides a significantly sharper and more detailed image.
Pixel Density269 ppi395 ppiROG Phone 7's higher pixel density results in clearer text and images.
TechnologyIPS LCDAMOLEDROG Phone 7 has better contrast, more vibrant colors, and better power efficiency with dark themes.
Refresh Rate60Hz165HzROG Phone 7 delivers much smoother scrolling, animations, and gaming experiences.
Brightness0 nits1500 nitsROG Phone 7 is much more visible in direct sunlight.
Performance
ChipsetMediatek MT6765G Helio G35 (12 nm)Qualcomm SM8550-AB Snapdragon 8 Gen 2 (4 nm)ROG Phone 7 offers vastly superior performance for demanding tasks like gaming, video editing, and multitasking.
AnTuTu Score110,4901,603,292ROG Phone 7 is significantly faster in all aspects of performance.
GPUPowerVR GE8320Adreno 740ROG Phone 7 provides a much better gaming experience with higher frame rates and better graphics.
RAM2/3/4 GB8/12/16 GBROG Phone 7 handles multitasking and demanding apps with ease. Redmi 9C may struggle with multiple apps open.
Camera
Main Camera13MP, f/2.250MP, f/1.9, 1/1.56" Sony IMX766ROG Phone 7 captures significantly more detailed and higher-quality photos, especially in low light.
Selfie Camera5MP, f/2.232MP, f/2.5, 1/3.2" Omnivision OV32CROG Phone 7 takes much sharper and more detailed selfies.
Wide Angle LensNo13MP, f/2.2, 1/3.06" Omnivision OV13B10ROG Phone 7 can capture wider scenes.
Portrait Mode2MP, f/2.4NoRedmi 9C can take photos with blurred backgrounds
Macro Lens2MP, f/2.45MP, f/2.4, 1/5" Samsung S5K5E9ROG Phone 7 offers slightly better macro photography.
Video Recording1080p@30fps8K@24fps, 4K@60fps, 1080p@240fpsROG Phone 7 records much higher resolution and smoother video.
Camera FeaturesBasicAdvanced (4K/8K, PDAF, RAW, Night Mode)ROG Phone 7 offers more advanced photography options for creative control.
Battery
Capacity5000mAh6000mAhROG Phone 7 likely provides longer battery life, especially with its efficient processor.
Charging10W65WROG Phone 7 charges much faster, significantly reducing downtime.
FeaturesNon-removableBypass Charging, Reverse chargingROG Phone 7 offers features such as bypass charging for gaming without battery drain and reverse charging to charge other devices.
Software
OSAndroid 10Android 13 (upgradeable to 15)ROG Phone 7 has a more modern operating system with the latest features and security updates.
Connectivity
Wi-Fi802.11b/g/n802.11a/b/g/n/ac/ad/ax/beROG Phone 7 supports faster and more reliable Wi-Fi connections.
Bluetooth5.05.3ROG Phone 7 has a newer Bluetooth version with improved features and efficiency.
GPSGPS, A-GPS, GLONASS, BeidouGPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, NavICROG Phone 7 offers more accurate and reliable GPS.
Storage
Internal32/64/128 GB256/512 GBROG Phone 7 provides significantly more storage for apps, games, and media.
ExpandableNoNoNeither phone allows for storage expansion via microSD card.
Audio
Audio QualityBasicDTS/DTS X, Hi-Res, Stereo Speakers, 3 micsROG Phone 7 provides a significantly better audio experience with richer sound and noise cancellation.
Security
FeaturesRear fingerprint sensorBasic fingerprint sensorBoth have fingerprint sensor, offering basic biometric security
Sensors
SensorsAccelerometer, Magnetometer, Ultrasonic proximity virtualAccelerometer, Compass, Gyroscope, Proximity, HallROG Phone 7 has a better sensor package

2. Key Differences Analysis

Xiaomi Redmi 9C Advantages:

  • Lower Price: Significantly more affordable, making it accessible for budget-conscious users.
  • Lighter Weight: More comfortable for prolonged use.

Asus ROG Phone 7 Advantages:

  • Superior Performance: Flagship-level chipset for demanding tasks and gaming.
  • Excellent Display: High refresh rate, AMOLED panel, and high brightness for a premium viewing experience.
  • Advanced Camera System: High-resolution sensors, wide-angle lens, and advanced features for versatile photography.
  • Larger Battery & Faster Charging: Longer battery life and quicker charging times.
  • Enhanced Audio: Stereo speakers, Hi-Res audio support, and noise cancellation for immersive sound.
  • Up-to-date Software: Ships with a newer version of Android and a promise of future updates.
  • Better Connectivity: Supports faster Wi-Fi and Bluetooth standards.

Trade-offs:

  • The ROG Phone 7 comes at a much higher price point.
  • The ROG Phone 7 is heavier and bulkier, which might not be ideal for all users.

3. User Profiles & Recommendations

Xiaomi Redmi 9C:

  • Ideal User: Budget-conscious users who need a basic smartphone for calls, texts, and light social media use.
  • Use Cases:
    • First smartphone for children or seniors.
    • Backup phone.
    • Users who prioritize affordability over performance.
  • Price-to-Value: Good value for basic smartphone functionality at a very low price.

Asus ROG Phone 7:

  • Ideal User: Gamers, power users, and photography enthusiasts who demand top-tier performance, a great display, and advanced features.
  • Use Cases:
    • Mobile gaming.
    • Video editing and content creation.
    • Photography and videography.
    • Demanding multitasking.
  • Price-to-Value: Excellent value for users who need a flagship-level device with advanced features.

4. Decision Framework

Here are three key questions to guide your decision:

  1. What is your budget? The Redmi 9C is much cheaper.
  2. What are your primary use cases? For basic tasks, the Redmi 9C will do. For gaming and photography, the ROG Phone 7 is the better choice.
  3. Do you value performance and features over portability? The ROG Phone 7 offers superior performance and features but is bulkier.

Scenario-Based Recommendations:

  • Scenario 1: If you need a basic phone for essential communication and have a limited budget, the Xiaomi Redmi 9C is a reasonable choice.
  • Scenario 2: If you are a gamer or power user who needs the best possible performance and features, and you're willing to spend more, the Asus ROG Phone 7 is the clear winner.
  • Scenario 3: If you want a balance between price and performance, there might be better options than these two.

My Choice

If I were to choose between these two phones, I would pick the Asus ROG Phone 7. While the Xiaomi Redmi 9C is a functional device, the ROG Phone 7 provides a far superior user experience in almost every aspect. The vastly improved performance, stunning display, advanced camera system, and longer battery life make it worth the extra investment, especially for someone who uses their phone for more than just basic communication. I like to game, take photos, and watch videos on my phone, and the ROG Phone 7 is the best option for these tasks.

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.