Asus ROG Phone 7 vs Samsung Galaxy A55 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date May 1, 2023 March 15, 2024
Release Year 2023 2024

Physical

Volume 137.21 cm³ 102.25 cm³
Screen Size to Weight Ratio 2.84 "/g 3.1 "/g
Weight 239 g 213 g
Height 173 mm 161.1 mm
Width 77 mm 77.4 mm
Thickness 10.3 mm 8.2 mm
Foldable Design No No
Available Colors
  • Phantom Black
  • Storm White
  • Navy
  • Iceblue
  • Lilac
  • Lemon

Display

Screen Size 6.78 " 6.6 "
Resolution 1080 x 2448 1080 x 2340
Aspect Ratio 20:9 19.5:9
Screen-to-Body Ratio 82.2 % 85.8 %
Pixel Density 395 PPI 390 PPI
Refresh Rate 165 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness 1000 nits 1000 nits
Peak Brightness 1500 nits N/A

Hardware

Battery Capacity per Screen Area 130.52 mAh/in² 114.78 mAh/in²
Battery Density 43.73 mAh/cm³ 48.9 mAh/cm³
Battery Capacity 6000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8550-AB Snapdragon 8 Gen 2 (4 nm) Exynos 1480 (4 nm)
CPU Octa-core (1x3.2 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510) Octa-core (4x2.75 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU Adreno 740 Xclipse 530

Connectivity

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

Software

Operating System Android Android
Initial OS Version 13 14
Maximum OS Version 15 18

Comparison Summary

1. Specifications Comparison

FeatureAsus ROG Phone 7Samsung Galaxy A55Practical Impact
Design
Dimensions (mm)173 x 77 x 10.3161.1 x 77.4 x 8.2ROG Phone 7 is larger and thicker. A55 is more pocketable.
Weight (g)239213ROG Phone 7 is noticeably heavier. A55 is more comfortable for extended use.
Build(Missing)(Missing)Build materials impact durability and premium feel. Information needed for comparison.
Display
Size (inches)6.786.6ROG Phone 7 has a slightly larger screen, providing more immersive viewing.
Resolution1080 x 24481080 x 2340Both have similar resolutions, resulting in comparable sharpness. ROG Phone 7 is slightly taller due to aspect ratio.
Refresh Rate (Hz)165120ROG Phone 7 offers a higher refresh rate, leading to smoother animations and scrolling. Benefit noticeable in gaming and fast-paced content.
Display TypeAMOLEDSuper AMOLEDBoth offer vibrant colors and deep blacks. Subjective differences in color calibration may exist.
Peak Brightness (nits)15001000 (HBM)ROG Phone 7 can get significantly brighter, improving outdoor visibility.
Performance
ChipsetSnapdragon 8 Gen 2Exynos 1480Snapdragon 8 Gen 2 offers significantly better CPU and GPU performance. Impacts gaming, multitasking, and demanding applications.
CPUOcta-core (1x3.2 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)Octa-core (4x2.75 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)ROG Phone 7 has a more powerful and modern CPU architecture.
GPUAdreno 740Xclipse 530Adreno 740 provides a substantial advantage in graphics performance.
RAM (GB)12/168/12ROG Phone 7 offers more RAM in its higher-end configurations, enabling better multitasking and smoother performance with demanding apps.
Camera
Main Camera (MP)50 (Sony IMX766)50 (Sony IMX906)Both have 50MP main sensors. IMX906 on the A55 is generally regarded as superior in image quality.
Ultrawide (MP)1313Similar ultrawide cameras.
Video RecordingUp to 8K@24fpsUp to 4K@30fpsROG Phone 7 supports higher resolution video recording.
Optical Image StabilizationNoYesA55 has OIS for steadier videos and potentially better low-light photos.
Battery
Capacity (mAh)60005000ROG Phone 7 has a larger battery, likely resulting in longer battery life.
Other
Price RangeHighMediumSignificant price difference. ROG Phone 7 is considerably more expensive.
OS UpdatesUp to Android 15Up to Android 18A55 will receive longer software updates, ensuring security and new features for a longer period.

2. Key Differences Analysis

Asus ROG Phone 7 Advantages:

  • Superior Performance: Significantly more powerful CPU and GPU for demanding tasks and gaming.
  • Higher Refresh Rate Display: Smoother visuals for gaming and everyday use.
  • Larger Battery: Potentially longer battery life.
  • Higher Resolution Video Recording: Can record up to 8K video.

Samsung Galaxy A55 Advantages:

  • Lower Price: Significantly more affordable.
  • Longer Software Support: Will receive OS updates for a longer period.
  • Optically Stabilized Main Camera: Likely better low-light photos and steadier videos.
  • More Pocketable Design: Lighter and thinner.

3. User Profiles & Recommendations

Asus ROG Phone 7: Ideal for mobile gamers, power users, and those who prioritize top-tier performance and a smooth display experience.

Samsung Galaxy A55: Suitable for budget-conscious users, those who prioritize camera quality and software updates, and those seeking a more compact and lightweight phone.

4. Decision Framework

Key Questions for Buyers:

  1. What is your budget? The ROG Phone 7 is significantly more expensive.
  2. What are your primary use cases? Gaming and demanding tasks favor the ROG Phone 7; general use, photography, and long-term software support favor the A55.
  3. Do you prioritize performance or value? The ROG Phone 7 offers peak performance; the A55 provides a good balance of features at a lower price.

My Choice: Samsung Galaxy A55

While the ROG Phone 7 boasts impressive performance, the Samsung Galaxy A55 better suits my needs and priorities. The significantly lower price, combined with the longer software support and optically stabilized camera, makes it a more compelling overall package for me. I value having a phone that will receive updates for several years, ensuring security and new features. The A55's camera with OIS is also important for capturing steady videos and better low-light shots. While I appreciate the ROG Phone 7's performance capabilities, I don't require that level of power for my daily usage. The A55 strikes a better balance between features, price, and long-term usability. Finally, the A55's more manageable size and weight are preferable for everyday carry and comfort.

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.

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Bridging technical complexity with engaging, accessible narratives.