Asus ROG Phone 8 vs Xiaomi Redmi A3 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date January 18, 2024 February 23, 2024
Release Year 2024 2024

Physical

Volume 111.96 cm³ 106.58 cm³
Screen Size to Weight Ratio 3.01 "/g 3.48 "/g
Weight 225 g 193 g
Height 163.8 mm 168.3 mm
Width 76.8 mm 76.3 mm
Thickness 8.9 mm 8.3 mm
Foldable Design No No
Available Colors
  • Phantom Black
  • Rebel Grey
  • Midnight Black
  • Forest Green (Olive Green)
  • Star Blue (Lake Blue)

Display

Screen Size 6.78 " 6.71 "
Resolution 1080 x 2400 720 x 1650
Aspect Ratio 20:9 21:9
Screen-to-Body Ratio 88.2 % 82.9 %
Pixel Density 388 PPI 268 PPI
Refresh Rate 165 Hz 90 Hz
Typical Brightness N/A N/A
HBM Brightness 1600 nits 500 nits
Peak Brightness 2500 nits N/A

Hardware

Battery Capacity per Screen Area 119.65 mAh/in² 111.05 mAh/in²
Battery Density 49.12 mAh/cm³ 46.91 mAh/cm³
Battery Capacity 5500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm) Mediatek Helio G36 (12 nm)
CPU Octa-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520) Octa-core (4x2.2 GHz Cortex-A53 & 4x1.6 GHz Cortex-A53)
GPU Adreno 750 PowerVR GE8320

Connectivity

USB Version N/A 2.0
OTG Support 1
DisplayPort 1
DisplayPort Version 1.4 N/A
USB Features USB Type-C, OTG, DisplayPort 1.4, Bottom Port USB Type-C 2.0

Software

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

Comparison Summary

Let's dive into a comparative analysis of the Asus ROG Phone 8 and the Xiaomi Redmi A3, two smartphones catering to distinctly different user needs.

1. Specifications Breakdown

FeatureAsus ROG Phone 8Xiaomi Redmi A3Real-World Implications
Design
Dimensions163.8 x 76.8 x 8.9 mm168.3 x 76.3 x 8.3 mmROG Phone 8 slightly shorter and narrower, but thicker. Redmi A3 might feel slightly more comfortable in hand due to thinner profile.
Weight225g193gRedmi A3 noticeably lighter, reducing hand fatigue during extended use. ROG Phone 8's extra weight likely due to larger battery and more robust cooling system.
Build Materials[Data not available][Data not available]Build quality impacts durability and premium feel. Lack of information prevents direct comparison.
Display
Display TypeLTPO AMOLED, 1B colors, 165Hz, HDR10+IPS LCD, 90HzROG Phone 8 offers superior color accuracy, deeper blacks, and smoother animations due to AMOLED technology and higher refresh rate. Redmi A3's LCD is more basic.
Resolution1080 x 2400720 x 1650ROG Phone 8 boasts significantly sharper visuals due to higher resolution. Redmi A3's resolution is adequate for everyday use but less detailed.
Peak Brightness2500 nits500 nitsROG Phone 8's display will be far more visible in direct sunlight. Redmi A3's brightness may be insufficient in bright outdoor conditions.
Performance
ChipsetSnapdragon 8 Gen 3 (4nm)Mediatek Helio G36 (12nm)ROG Phone 8 dramatically outperforms the Redmi A3 in processing power and efficiency. Expect significantly faster app loading, smoother multitasking, and better gaming.
CPUOcta-core (1x3.3 GHz Cortex-X4 & ...)Octa-core (4x2.2 GHz Cortex-A53 & ...)ROG Phone 8's CPU architecture is far more powerful and modern, enabling demanding tasks and high-end gaming. Redmi A3 suited for basic apps and light multitasking.
GPUAdreno 750PowerVR GE8320ROG Phone 8 provides a vastly superior gaming experience with significantly higher frame rates and detailed graphics. Redmi A3 handles casual games but not demanding ones.
RAM16GB4GB/6GBROG Phone 8's massive RAM ensures seamless multitasking and smooth performance even with numerous apps open. Redmi A3's RAM is sufficient for basic use.
Storage256GB128GBBoth offer ample storage for average users, though the ROG Phone 8 provides double the space for apps, media, and files.
Battery
Capacity5500 mAh5000 mAhBoth phones offer excellent battery life. ROG Phone 8's larger capacity and more efficient processor might provide slightly longer endurance despite the power hungry display

2. Key Insights

The ROG Phone 8 is a flagship gaming smartphone designed for peak performance. Its cutting-edge processor, ample RAM, stunning display, and large battery cater to power users and mobile gamers.

The Redmi A3 is a budget-friendly device prioritizing affordability and essential functionality. It's designed for users who need a reliable smartphone for everyday tasks like communication, browsing, and light media consumption.

3. User Profiles and Recommendations

ROG Phone 8: Ideal for mobile gamers, content creators, power users, and tech enthusiasts who demand top-tier performance and a premium experience.

Redmi A3: Suited for budget-conscious users, students, and individuals who prioritize affordability and reliable basic functionality over high-end specs.

4. Buying Decision Framework

  1. What is your budget? The ROG Phone 8 is a premium device, while the Redmi A3 is significantly more affordable.
  2. What are your primary smartphone usage patterns? Gamers and power users will appreciate the ROG Phone 8. Casual users will find the Redmi A3 sufficient.
  3. What features are most important to you? Prioritize performance and display quality? Choose the ROG Phone 8. Prioritize affordability and battery life? The Redmi A3 might be a better fit.

My Choice

I would choose the Asus ROG Phone 8. While the Redmi A3 offers excellent value for its price, my work as a tech journalist demands a device capable of handling demanding tasks, running benchmarks, capturing high-quality video, and showcasing the latest mobile technology. The ROG Phone 8's superior performance, stunning display, and future-proof specifications align perfectly with my needs. While I appreciate the Redmi A3's affordability, the compromises in performance and features wouldn't meet my daily requirements. The ROG Phone 8 is an investment in my productivity and ability to thoroughly analyze the cutting edge of mobile technology.

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.