Asus Zenfone 9 vs Xiaomi Redmi 13 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date September 15, 2022 June 3, 2024
Release Year 2022 2024

Physical

Volume 90.79 cm³ 106.77 cm³
Screen Size to Weight Ratio 3.49 "/g 3.31 "/g
Weight 169 g 205 g
Height 146.5 mm 168.6 mm
Width 68.1 mm 76.3 mm
Thickness 9.1 mm 8.3 mm
Foldable Design No No
Available Colors
  • Midnight Black
  • Starry Blue
  • Moonlight White
  • Sunset Red
  • Midnight Black
  • Pink
  • Ocean Blue
  • Sandy Gold

Display

Screen Size 5.9 " 6.79 "
Resolution 1080 x 2400 1080 x 2460
Aspect Ratio 20:9 21:9
Screen-to-Body Ratio 84.2 % 85.1 %
Pixel Density 445 PPI 396 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness N/A N/A
HBM Brightness N/A 550 nits
Peak Brightness 1100 nits N/A

Hardware

Battery Capacity per Screen Area 123.53 mAh/in² 109.10 mAh/in²
Battery Density 47.36 mAh/cm³ 47.11 mAh/cm³
Battery Capacity 4300 mAh 5030 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm) Mediatek Helio G91 Ultra (12 nm)
CPU Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510) Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Adreno 730 Mali-G52 MC2

Connectivity

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

Software

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

Comparison Summary

Okay, let's dive into a detailed comparison of the Asus Zenfone 9 and the Xiaomi Redmi 13. Buckle up, because we're about to get technical, yet practical.

1. Specifications Breakdown

FeatureAsus Zenfone 9Xiaomi Redmi 13Real-World Implications
Design
Dimensions146.5 x 68.1 x 9.1 mm168.6 x 76.3 x 8.3 mmZenfone 9 is significantly more compact, better for one-handed use; Redmi 13 is larger, may feel less pocketable.
Weight169g205gZenfone 9 is lighter, more comfortable for long periods.
BuildGorilla Glass VictusUnknown (Screen Protection)Zenfone 9 has superior screen protection against scratches and drops.
Display
Size5.9"6.79"Redmi 13 has a larger screen, better for media consumption; Zenfone 9 is more compact, better for one-hand use.
Resolution1080x24001080x2460Both are similar, resulting in sharp visuals for both
Pixel Density445 PPI396 PPIZenfone 9 has slightly sharper screen, slightly better clarity
TechnologyAMOLEDIPS LCDZenfone 9 has better contrast, vibrant colors, and deeper blacks, especially visible in dark themes.
Refresh Rate120Hz90HzZenfone 9 offers smoother scrolling and animations, improving responsiveness for gaming and everyday use.
Brightness1100 nits0 nitsZenfone 9 will have much better outdoor visibility under direct sunlight
Performance
ChipsetSnapdragon 8+ Gen 1Mediatek Helio G91 UltraZenfone 9 has significantly faster performance, quicker app loading, and smoother multitasking for heavy usage
AnTuTu Score1,232,500269,266Zenfone 9 offers substantially better performance for gaming and heavy applications.
GPUAdreno 730Mali-G52 MC2Zenfone 9 delivers far better graphics performance for demanding games.
Camera
Rear Main Camera50MP (f/1.8, Sony IMX766)108MP (f/1.8)Redmi 13 has a higher megapixel count, but image quality depends on a lot of factors, sensor and image processing.
Front Camera12MP (f/2.45, Sony IMX663)13MPBoth are similar in megapixel count, but sensor quality matters.
Extra Camera12MP Wide Angle/Macro2MP depthZenfone 9 has wide/macro capability, while Redmi 13 has a depth sensor
Video RecordingUp to 8K with EIS, HDR, OIS1080p@30fpsZenfone 9 is suitable for those looking for high-quality video recording and stabilization, while the Redmi is for basic video use
Additional Camera FeaturesOIS, Gimbal, Phase Detection AF, RAWManual FocusZenfone 9 offers advanced stabilization and professional photography tools over Redmi 13
Battery Life
Capacity4300 mAh5030 mAhRedmi 13 has a larger battery, likely to last longer on a single charge.
Charging30W Fast Charging33W Fast ChargingRedmi 13 has slightly faster charging, but both will recharge at a reasonable pace.
Additional Battery FeaturesNon-removableReverse charging, Non-removableRedmi 13 can act as a power bank to other devices
Software
OSAndroid 12 (Upgradable to 14)Android 14Redmi 13 ships with a newer Android version, but both devices will likely receive OS updates, both have different User Interfaces.
Connectivity
Wi-FiWi-Fi 6, MIMOWi-Fi 5Zenfone 9 offers faster, more stable Wi-Fi performance, while the redmi has basic standards.
BluetoothBluetooth 5.2 (LE)Bluetooth 5.3 (LE)Redmi 13 has newer bluetooth standard with advanced audio transmission protocols with Apt-X. The Zenfone has a more comprehensive codec support.
GPSMultiple Satellite SupportBasic GPS SupportZenfone 9 provides more accurate location tracking with more supported systems.
Storage
RAM8/16GB6/8 GBZenfone 9 has up to 16GB of RAM, providing better multitasking.
Internal Storage128/256GB128/256GBBoth devices offer similar storage options.
Expandable StorageNoNoNeither device offers storage expansion.
Audio
Audio FeaturesStereo Speakers, Hi-Res Audio, Noise CancellationBasic AudioZenfone 9 has high quality audio output for a more immersive experience
Security
SecuritySide Fingerprint SensorSide Fingerprint SensorBoth devices have similar, secure and fast biometric security
SensorsProximity, Accelerometer, Compass, Gyroscope, Gravity, HallAccelerometer, Compass, Gyroscope, Ultrasonic Proximity VirtualZenfone 9 features more versatile sensors, suitable for more advanced applications

2. Key Insights

Asus Zenfone 9

  • Strengths:
    • Performance King: The Snapdragon 8+ Gen 1 chipset offers top-tier performance, excelling in gaming, multitasking, and overall responsiveness.
    • Pocket Rocket: The compact size makes it ideal for one-handed use and those who prefer smaller phones.
    • Superior Display: The AMOLED screen delivers vibrant colors, deep blacks, and a smooth 120Hz refresh rate.
    • Advanced Camera: Excellent video features, optical image stabilization, and high-quality sensors.
    • Premium Audio: High-resolution audio and stereo speakers for a richer listening experience.
    • Advanced Connectivity: Wi-Fi 6 and comprehensive GPS support for better speed and accuracy.
  • Trade-offs:
    • Smaller battery capacity compared to the Redmi 13.
    • Higher price point may not be accessible for all budgets.

Xiaomi Redmi 13

  • Strengths:
    • Budget-Friendly: Offers a good balance of features for its price, making it a great value.
    • Larger Screen: The 6.79" display is excellent for media consumption and viewing content.
    • Long Battery Life: A larger 5030 mAh battery ensures longer use without needing to recharge frequently.
    • Faster charging: 33W charging tops off the battery relatively quickly.
    • Newer Android Version: Ships with Android 14 for the latest features and security updates.
  • Trade-offs:
    • Significantly less processing power and graphics performance than the Zenfone 9.
    • The display is an IPS LCD panel, with less contrast and not as vibrant as AMOLED.
    • Basic cameras and video capabilities compared to the Zenfone 9.
    • Limited connectivity with Wi-Fi 5 and standard GPS.

3. User Profiles and Recommendations

Asus Zenfone 9 is perfect for:

  • Power Users: Individuals who demand the highest level of performance for gaming, video editing, and heavy multitasking.
  • Tech Enthusiasts: Those who appreciate premium features, cutting-edge technology, and a seamless user experience.
  • Compact Phone Lovers: Users who prefer a smaller, easily manageable device that can be used one handed.
  • Content Creators: Individuals who want advanced camera features like 8K video, OIS, and Gimbal for capturing high-quality footage.

Xiaomi Redmi 13 is best for:

  • Budget-Conscious Users: Individuals looking for a reliable smartphone with good performance, large display, and battery life at an affordable price.
  • Casual Users: Those who primarily use their phones for browsing, social media, and media consumption.
  • Media Consumers: Users who prioritize a large screen and long battery life for watching videos and movies.
  • Everyday Use: Perfect for those who need a dependable smartphone without the need for advanced features.

4. Buying Decision Framework

Here are three questions to help users decide between these phones:

  1. Do you prioritize raw performance and premium features, or value and battery life?
    • If performance and premium features are crucial, the Zenfone 9 is the better choice.
    • If value and battery life are key, the Redmi 13 will be more suitable.
  2. Do you prefer a compact phone for easy one-handed use or a larger screen for better media consumption?
    • If you need a compact phone, go for the Zenfone 9.
    • If you prefer a large display, choose the Redmi 13.
  3. What is your primary use case for your smartphone?
    • For gaming, high-quality photography, and video creation, the Zenfone 9 is the superior option.
    • For casual browsing, social media, and media consumption, the Redmi 13 provides great value.

Scenario-Based Recommendations

  • Gaming:
    • Zenfone 9: Offers the best gaming experience due to its powerful chipset and smooth display.
    • Redmi 13: Is an okay experience for casual gaming but may not be the best for demanding titles.
  • Photography:
    • Zenfone 9: Has superior camera technology with advanced video stabilization and image quality.
    • Redmi 13: Suitable for basic photography but lacks advanced features.
  • Media Consumption:
    • Redmi 13: The large screen is great for watching videos and movies.
    • Zenfone 9: Good for media as well, but the smaller screen may not be as immersive for some.
  • Budget:
    • Redmi 13: Is the more affordable option.
    • Zenfone 9: Higher price point but offers a substantial step-up in performance and premium features.

My Choice

If I had to choose between the Asus Zenfone 9 and the Xiaomi Redmi 13, I would go with the Asus Zenfone 9.

My reasons are grounded in my preference for top-tier performance, a superior display, and advanced features. While the Redmi 13 offers a larger screen and great battery life at a more affordable price, the Zenfone 9 stands out as a powerhouse that excels in all key areas. I value the compact size for easy one-handed operation, and the AMOLED screen provides a much more engaging visual experience. Additionally, as someone who values camera capabilities for both photography and video content, the Zenfone 9's superior hardware, OIS and advanced video features make it the clear choice.

Despite the higher price tag and smaller battery capacity, the benefits of the Zenfone 9’s performance, display quality, and advanced camera make it my preferred option for my daily needs and technical demands.

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.