Oppo Reno8 Pro vs Asus Zenfone 9 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date July 19, 2022 September 15, 2022
Release Year 2022 2022

Physical

Volume 87.32 cm³ 90.79 cm³
Screen Size to Weight Ratio 3.66 "/g 3.49 "/g
Weight 183 g 169 g
Height 161.2 mm 146.5 mm
Width 74.2 mm 68.1 mm
Thickness 7.3 mm 9.1 mm
Foldable Design No No
Available Colors
  • Glazed Green
  • Glazed Black
  • House of the Dragon
  • Midnight Black
  • Starry Blue
  • Moonlight White
  • Sunset Red

Display

Screen Size 6.7 " 5.9 "
Resolution 1080 x 2412 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 90.3 % 84.2 %
Pixel Density 394 PPI 445 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness 500 nits N/A
HBM Brightness 800 nits N/A
Peak Brightness 950 nits 1100 nits

Hardware

Battery Capacity per Screen Area 100.25 mAh/in² 123.53 mAh/in²
Battery Density 51.54 mAh/cm³ 47.36 mAh/cm³
Battery Capacity 4500 mAh 4300 mAh
NFC Support Yes Yes
Chipset Mediatek Dimensity 8100 Max (5 nm) Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)
CPU Octa-core (4x2.85 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55) Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)
GPU Mali-G610 MC6 Adreno 730

Connectivity

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

Software

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

Comparison Summary

Oppo Reno8 Pro vs. Asus Zenfone 9: A Deep Dive for the Discerning User

The mid-range and flagship smartphone segments are fiercely competitive, with devices vying for your attention with dazzling spec sheets and bold marketing claims. Today, we cut through the noise to compare two compelling contenders: the Oppo Reno8 Pro and the Asus Zenfone 9. Using a rigorous, engineering-focused approach, we'll uncover what these phones truly offer and which might be your perfect match.

1. Specifications Breakdown

FeatureOppo Reno8 ProAsus Zenfone 9Real-World Implications
Design
Dimensions (mm)161.2 x 74.2 x 7.3146.5 x 68.1 x 9.1Zenfone 9 is significantly more compact, offering better one-handed usability. Reno8 Pro is slimmer.
Weight (g)183169Zenfone 9's lighter weight enhances portability and reduces fatigue during extended use.
Display
Size (inches)6.75.9Reno8 Pro provides a larger canvas for media consumption; Zenfone 9 prioritizes portability.
Resolution (px)1080 x 24121080 x 2400Virtually identical pixel density, resulting in sharp visuals on both devices.
Panel TypeAMOLEDAMOLEDBoth offer vibrant colors and deep blacks.
Refresh Rate (Hz)120120Smooth scrolling and responsive gaming on both.
Peak Brightness(nits)9001100Zenfone 9's superior peak brightness enhances outdoor visibility
Performance
ChipsetDimensity 8100 MaxSnapdragon 8+ Gen 1Zenfone 9 boasts a flagship-level processor, promising significantly faster performance and smoother multitasking.
CPUOcta-coreOcta-coreZenfone 9's Cortex-X2 core provides a substantial performance advantage in demanding tasks.
GPUMali-G610 MC6Adreno 730Zenfone 9's GPU delivers superior graphics performance for gaming and demanding applications.
RAM (GB)8/128/16Both offer ample RAM for smooth multitasking, though Zenfone 9 offers a higher configuration for even more demanding users.
Camera
Main Sensor (MP)5050Both utilize the Sony IMX766, suggesting comparable image quality potential. Zenfone 9 boasts a 6-axis gimbal for superior stabilization
Ultrawide (MP)812Zenfone 9's ultrawide offers higher resolution.
Video4K@30fps8K@24fpsZenfone 9 supports higher resolution video recording.
Battery Life
Capacity (mAh)45004300Reno8 Pro has a slightly larger battery, but real-world battery life depends heavily on usage patterns and software optimization.
Charging (W)80W30WReno8 Pro offers significantly faster charging speeds.

2. Key Insights

The Zenfone 9 is the clear performance champion, thanks to its Snapdragon 8+ Gen 1 processor. This translates to a noticeably smoother experience in demanding tasks like gaming, video editing, and heavy multitasking. The Reno8 Pro, while not a slouch with its Dimensity 8100 Max, targets a different user. Its strengths lie in its sleek design, larger display, and incredibly fast charging.

Both phones offer excellent displays with vibrant colors and smooth 120Hz refresh rates. However, the Zenfone 9 pulls ahead with a brighter display for improved outdoor visibility. In the camera department, both feature the same main sensor, but the Zenfone 9's advanced gimbal stabilization system and higher resolution ultrawide lens give it an edge in versatility and video recording. While the Reno8 Pro has a slightly larger battery, the Zenfone 9's more power-efficient chip could potentially offset this difference in real-world usage.

3. User Profiles and Recommendations

Zenfone 9: Ideal for power users, mobile gamers, and content creators who demand top-tier performance and cutting-edge features in a compact form factor. The superior camera system also makes it a great choice for photography enthusiasts.

Reno8 Pro: Best suited for users who prioritize style, a large display for media consumption, and incredibly fast charging. It's an excellent option for those seeking a balance of performance, design, and features at a more accessible price point.

4. Buying Decision Framework

  • Is top-tier performance your priority? If so, the Zenfone 9's Snapdragon 8+ Gen 1 is the clear winner.
  • Do you value a compact, one-hand-friendly phone? The Zenfone 9's smaller size makes it easier to handle.
  • Is fast charging crucial? The Reno8 Pro's 80W fast charging significantly reduces downtime.

My Choice: The Asus Zenfone 9

While the Reno8 Pro is a compelling device, especially considering its price, I would choose the Asus Zenfone 9. As a tech enthusiast and someone who pushes their phone to its limits, the raw power of the Snapdragon 8+ Gen 1, coupled with the compact form factor and superior camera system, is irresistible. The Zenfone 9's 6-axis gimbal promises incredibly stable video footage, a feature I value immensely. The slightly smaller battery is a trade-off I'm willing to make for the significant performance gains and enhanced portability. While the Reno8 Pro's faster charging is appealing, the Zenfone 9's overall package better aligns with my needs and priorities as a power user who values cutting-edge technology and a premium mobile experience.

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.