Asus ROG Phone 8 vs Samsung Galaxy S24 Ultra - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date January 18, 2024 January 24, 2024
Release Year 2024 2024

Physical

Volume 111.96 cm³ 110.27 cm³
Screen Size to Weight Ratio 3.01 "/g 2.93 "/g
Weight 225 g 232 g
Height 163.8 mm 162.3 mm
Width 76.8 mm 79 mm
Thickness 8.9 mm 8.6 mm
Foldable Design No No
Available Colors
  • Phantom Black
  • Rebel Grey
  • Titanium Gray
  • Titanium Blue
  • Titanium Black
  • Titanium Violet
  • Titanium Yellow
  • Titanium Green
  • Titanium Orange

Display

Screen Size 6.78 " 6.8 "
Resolution 1080 x 2400 1440 x 3120
Aspect Ratio 20:9 19.5:9
Screen-to-Body Ratio 88.2 % 88.5 %
Pixel Density 388 PPI 505 PPI
Refresh Rate 165 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness 1600 nits N/A
Peak Brightness 2500 nits 2600 nits

Hardware

Battery Capacity per Screen Area 119.65 mAh/in² 108.13 mAh/in²
Battery Density 49.12 mAh/cm³ 45.34 mAh/cm³
Battery Capacity 5500 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm) Qualcomm SM8650-AC Snapdragon 8 Gen 3 (4 nm)
CPU Octa-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520) 8-core (1x3.39GHz Cortex-X4 & 3x3.1GHz Cortex-A720 & 2x2.9GHz Cortex-A720 & 2x2.2GHz Cortex-A520)
GPU Adreno 750 Adreno 750 (1 GHz)

Connectivity

USB Version N/A 3.2
OTG Support 1 1
DisplayPort 1 1
DisplayPort Version 1.4 1.2
USB Features USB Type-C, OTG, DisplayPort 1.4, Bottom Port USB Type-C 3.2, OTG, DisplayPort 1.2

Software

Operating System Android Android
Initial OS Version 14 14
Maximum OS Version 16 21

Comparison Summary

1. Specifications Comparison

FeatureAsus ROG Phone 8Samsung Galaxy S24 UltraPractical Impact
Design
Dimensions163.8 x 76.8 x 8.9 mm162.3 x 79 x 8.6 mmROG Phone 8 is slightly taller and thicker, but narrower. S24 Ultra might feel slightly wider in hand.
Weight225g232gS24 Ultra is noticeably heavier, potentially impacting one-handed use.
Build MaterialsNot specifiedNot specifiedBuild quality and durability cannot be compared without further information.
Display
Size6.78"6.8"Negligible size difference in real-world usage.
TypeLTPO AMOLEDDynamic LTPO AMOLED 2XBoth offer excellent color accuracy and power efficiency. The "2X" designation on the S24 Ultra suggests potential improvements in dynamic refresh rate adjustments, potentially leading to better battery life.
Resolution1080 x 24001440 x 3120S24 Ultra has a significantly sharper display (505 ppi vs 388 ppi), resulting in crisper text and images.
Refresh Rate165Hz120HzROG Phone 8 offers a higher refresh rate, leading to smoother animations and scrolling, especially noticeable in gaming.
Peak Brightness2500 nits2600 nitsBoth offer excellent outdoor visibility. S24 Ultra has a slightly higher peak brightness.
Performance
ChipsetSnapdragon 8 Gen 3 (4nm)Snapdragon 8 Gen 3 (4nm)Both phones utilize the same powerful chipset, ensuring top-tier performance. Minor clock speed differences in CPU cores (as detailed in specs) are unlikely to yield noticeable real-world performance variations.
GPUAdreno 750Adreno 750 (1 GHz)S24 Ultra's GPU might have a slightly higher clock speed (needs confirmation as ROG Phone 8 doesn't specify), potentially offering a minor gaming advantage.
RAM16GB12GB/16GBROG Phone 8 offers ample RAM for multitasking and demanding applications. The base S24 Ultra model has less RAM, but a 16GB option is available.
Storage256GB512GB/1TBS24 Ultra offers significantly more storage in its base configuration.
Battery
Capacity5500 mAh5000 mAhROG Phone 8 has a larger battery, potentially offering longer battery life. Real-world usage will vary.
Camera
SpecificationsNot provided for either phoneNot provided for either phoneCamera performance cannot be compared without detailed sensor and feature information.

2. Key Differences Analysis

Asus ROG Phone 8 Advantages:

  • Higher Refresh Rate Display: Smoother gaming and overall user experience.
  • Larger Battery: Potentially longer battery life.
  • More RAM in Base Configuration: Better multitasking and handling of demanding applications.

Samsung Galaxy S24 Ultra Advantages:

  • Sharper Display: More detailed visuals for multimedia consumption.
  • Potentially Faster GPU: Possible minor advantage in gaming performance.
  • More Storage Options: Greater capacity for storing files and applications.
  • Longer Software Support: Expected to receive more OS updates than the ROG Phone.

3. User Profiles & Recommendations

Asus ROG Phone 8: Ideal for mobile gamers who prioritize performance and a smooth display. Also suitable for power users who demand high performance and extensive multitasking capabilities.

Samsung Galaxy S24 Ultra: Suitable for users who value a premium multimedia experience with a sharp display and ample storage. Also a good choice for users who prioritize long-term software updates.

4. Decision Framework

Key Questions for Buyers:

  1. What is your primary use case for the phone? (Gaming, multimedia consumption, productivity)
  2. How important is display sharpness vs. refresh rate?
  3. How much internal storage do you require?

Scenario-Based Recommendations:

  • Heavy Gamer: ROG Phone 8
  • Multimedia Enthusiast: Samsung Galaxy S24 Ultra
  • Power User needing long software updates: Samsung Galaxy S24 Ultra

My Choice: Samsung Galaxy S24 Ultra

While the ROG Phone 8 offers a compelling package for gamers with its high refresh rate and large battery, I would choose the Samsung Galaxy S24 Ultra. The sharper display is more appealing to me for everyday use, including browsing, watching videos, and viewing photos. The potential for longer software updates is also a significant factor in my decision. While the base model has less RAM, the availability of a 16GB variant addresses that concern. Finally, the larger storage options offered by the S24 Ultra better suit my needs. Although the ROG Phone 8 has a slight edge in battery and refresh rate, the S24 Ultra offers a more well-rounded package that aligns better with my priorities.

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.

Key Strengths:

  • Mobile technology analysis
  • Digital media communication
  • Technical storytelling
  • User-centric technology insights

Bridging technical complexity with engaging, accessible narratives.