Asus Zenfone 9 vs Samsung Galaxy M55 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date September 15, 2022 March 28, 2024
Release Year 2022 2024

Physical

Volume 90.79 cm³ 97.8 cm³
Screen Size to Weight Ratio 3.49 "/g 3.72 "/g
Weight 169 g 180 g
Height 146.5 mm 163.9 mm
Width 68.1 mm 76.5 mm
Thickness 9.1 mm 7.8 mm
Foldable Design No No
Available Colors
  • Midnight Black
  • Starry Blue
  • Moonlight White
  • Sunset Red
  • Light Green
  • Dark Blue

Display

Screen Size 5.9 " 6.7 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.2 % 86.4 %
Pixel Density 445 PPI 393 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A 1000 nits
Peak Brightness 1100 nits N/A

Hardware

Battery Capacity per Screen Area 123.53 mAh/in² 111.38 mAh/in²
Battery Density 47.36 mAh/cm³ 51.13 mAh/cm³
Battery Capacity 4300 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm) Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm)
CPU Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510) Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
GPU Adreno 730 Adreno 644

Connectivity

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

Software

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

Comparison Summary

Alright, let's dive into a head-to-head comparison of the Asus Zenfone 9 and the Samsung Galaxy M55. It's an interesting match-up, pitting a compact powerhouse against a more mainstream mid-ranger. Here’s my take, breaking down the specs and what they mean for you.

1. Specifications Breakdown

Okay, let’s get down to the nitty-gritty. Here's a detailed table comparing the key specs, along with my insights into their real-world implications:

FeatureAsus Zenfone 9Samsung Galaxy M55Real-World Implications
Design
Dimensions146.5 × 68.1 × 9.1 mm163.9 × 76.5 × 7.8 mmZenfone 9 is noticeably more compact, great for one-handed use; M55 is larger, better for media consumption.
Weight169g180gZenfone 9 is lighter, enhancing portability and comfort during prolonged use.
BuildGorilla Glass VictusGorilla Glass 5Zenfone 9 offers superior scratch and drop resistance, a plus for long-term durability.
Display
Size5.9"6.7"M55 has a larger screen, ideal for watching videos or multitasking. Zenfone 9 is more pocketable.
Resolution1080x24001080x2400Both offer the same sharpness, but the Zenfone 9's smaller size packs more pixels per inch.
PPI445393Zenfone 9 has a sharper display, leading to clearer images and text.
TechnologyAMOLEDAMOLEDBoth use vibrant AMOLED panels, meaning great colors and deep blacks.
Refresh Rate120Hz120HzBoth offer smooth scrolling and animations.
Brightness1100 nits0 nitsZenfone 9 is far brighter, offering significantly better visibility in bright sunlight. Samsung's information is missing.
Performance
ChipsetSnapdragon 8+ Gen 1Snapdragon 7 Gen 1Zenfone 9 has a much more powerful processor, leading to faster app loading and gaming, smoother overall performance.
AnTuTu Score1,232,500698,000Zenfone 9 delivers significantly better performance overall, especially in demanding tasks.
GPUAdreno 730Adreno 644Zenfone 9's GPU is more powerful, enabling smoother gaming experience at higher graphics settings.
Camera
Standard Camera50MP, f/1.8, 1/1.56”50MP, f/1.8Both have 50MP main sensors but Zenfone has larger sensor and pixel size.
Selfie Camera12MP, f/2.45, 1/2.93”50MP, f/2.2M55 has much higher resolution front camera, better for detailed selfies.
Wide Angle12MP ,f/2.2, 1/2.55"8MP, f/2.2Zenfone 9 Wide angle is a larger sensor size. Samsung has a dedicated wide angle.
MacroN/A2MP, f/2.4Samsung has a dedicated macro lens for detailed close-up shots, Asus does not
VideoUp to 8K@24fpsUp to 4K@30fpsZenfone 9 offers 8K video recording, making it better for capturing high-quality footage.
FeaturesGimbal, RAW, Dual CamTriple CamZenfone 9 is better at video stabilization with its gimbal and has RAW capture; M55 has more lens versatility with a triple setup.
Battery Life
Capacity4300mAh5000mAhM55 has a bigger battery, potentially offering longer battery life between charges.
Charging30W45WM55 supports faster charging, reducing downtime.
Software
OSAndroid 12 (up to 14)Android 14M55 comes with the latest Android version out of the box. Zenfone 9 has a promised update to 14.
Other
AudioHi-Res, Stereo SpeakersDolby AtmosZenfone 9 offers superior audio quality with dedicated features. M55 has Dolby Atmos for immersive audio.
Storage/RAM128/256GB, 8/16GB RAM128/256GB, 8GB RAMZenfone 9's optional 16GB RAM provides more headroom for multitasking and demanding apps.
Expandable StorageNoNoNeither phone supports expandable storage.
SecuritySide FingerprintBasic FingerprintZenfone 9 has a more convenient side-mounted fingerprint sensor. Both provide biometric security.

2. Key Insights

Asus Zenfone 9 Strengths:

  • Performance Powerhouse: The Snapdragon 8+ Gen 1 is a top-tier chip, offering significantly faster performance for heavy tasks, gaming, and smooth multitasking.
  • Compact and Premium: The smaller size and Gorilla Glass Victus screen offer a comfortable, durable, and premium feel.
  • Superior Display Brightness: Much better outdoor visibility for comfortable viewing in bright sunlight.
  • Enhanced Audio: Features Hi-Res Audio, stereo speakers, and a noise-canceling microphone for audiophiles and clearer calls.
  • Advanced Video Capabilities: 8K video recording with gimbal stabilization means top-tier video quality.
  • More RAM: 16GB of RAM provides better headroom for multitasking.
  • Better GPS: More satellite systems for better location accuracy.

Samsung Galaxy M55 Strengths:

  • Larger Display: The 6.7-inch display is great for media consumption and multitasking.
  • Better Battery Life : Bigger battery for all day usage.
  • Faster Charging: 45W charging reduces downtime significantly compared to Zenfone's 30W.
  • High Resolution Front Camera: 50MP selfie camera for detailed self-portraits and video calls.
  • More Versatile Camera Setup: Dedicated macro and wide-angle lenses for more creative shooting options.
  • Latest Android OS: The phone comes with Android 14 out of the box, offering the newest features.
  • Feature Rich Bluetooth: Features more profiles for wider functionality.
  • Good price point: The M55 is generally more affordable than the Zenfone 9.

Trade-offs and Limitations:

  • Zenfone 9:
    • Smaller display may not be ideal for all users, less versatile camera setup, and is relatively more expensive.
    • Smaller battery.
    • No expandable storage.
  • Samsung Galaxy M55:
    • Less powerful chipset compared to the Zenfone 9, making it less suitable for intensive gaming and heavy tasks.
    • Smaller pixel density and lower screen brightness compared to the Zenfone 9.
    • No expandable storage.

3. User Profiles and Recommendations

Asus Zenfone 9 is Ideal For:

  • Power Users & Gamers: Those who demand top-tier performance, appreciate a compact form factor, and require high-quality audio-visual experiences.
  • Photography Enthusiasts: Users who value advanced video capabilities and better still images with the primary camera.
  • Those Who Want a Premium Experience Users who value a durable and premium feel, even in a compact format.

Samsung Galaxy M55 is Ideal For:

  • Multimedia Consumers: Those who value a large screen for watching videos, casual gaming, and general browsing.
  • Social Media Enthusiasts: Those who prioritize high-resolution selfies and enjoy versatile camera capabilities.
  • Budget Conscious: Those who desire a modern feature set, good battery life and fast charging while not having to spend a lot of money.
  • Those who want the latest OS People who need the latest software experience

4. Buying Decision Framework

Here are three practical questions to help you decide:

  1. Do you prioritize performance or battery life? If you need a powerful phone for demanding tasks, the Zenfone 9 is the better choice. If you need better battery life, choose the M55.
  2. Do you prefer a compact phone or a larger screen for media consumption? If you need a pocketable, one-hand-friendly phone, the Zenfone 9 is ideal. If you are a multimedia user that consumes videos on your phone often, you should go for the M55.
  3. Are you more of a photographer or videographer? The M55 offers more versatility in its camera setup, while the Zenfone 9 excels in video recording and main camera image quality.

Scenario-Based Recommendations:

  • For the Power User on the Go: If you’re always pushing your phone to its limits with demanding games and apps, and you prefer a smaller, more durable phone that performs at its best, choose the Asus Zenfone 9.
  • For the Social Media & Media Consumption: If you enjoy browsing, taking selfies, watching videos, and want a reliable all-rounder with a big screen, choose the Samsung Galaxy M55.
  • For the Budget Conscious: If you want a smartphone that has good battery life and charges quickly, consider the Samsung Galaxy M55.

My Choice

If I were choosing, I'd lean towards the Asus Zenfone 9. The sheer power packed into that compact frame is compelling. As someone who values seamless multitasking and occasionally indulges in mobile gaming, that Snapdragon 8+ Gen 1 chip is hard to resist. The better display, premium build quality, and superior audio are cherries on top. While I do appreciate a larger screen for media, I prefer the compact nature for one-handed usage and carrying it with ease. The better primary camera and video capture also swing my decision.

While the Samsung M55 is a solid phone with some compelling features, especially its longer battery life and larger display, the Zenfone 9's superior performance and overall premium feel make it the winner for my personal needs.

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.