Xiaomi 13 Ultra vs Asus ROG Phone 7 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date April 21, 2023 May 1, 2023
Release Year 2023 2023

Physical

Volume 110.79 cm³ 137.21 cm³
Screen Size to Weight Ratio 2.96 "/g 2.84 "/g
Weight 227 g 239 g
Height 163.2 mm 173 mm
Width 74.6 mm 77 mm
Thickness 9.1 mm 10.3 mm
Foldable Design No No
Available Colors
  • Black
  • Yellow
  • Blue
  • White
  • Orange
  • Olive Green
  • Phantom Black
  • Storm White

Display

Screen Size 6.73 " 6.78 "
Resolution 1440 x 3200 1080 x 2448
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 89.8 % 82.2 %
Pixel Density 522 PPI 395 PPI
Refresh Rate 120 Hz 165 Hz
Typical Brightness N/A N/A
HBM Brightness 1300 nits 1000 nits
Peak Brightness 2600 nits 1500 nits

Hardware

Battery Capacity per Screen Area 110.39 mAh/in² 130.52 mAh/in²
Battery Density 45.13 mAh/cm³ 43.73 mAh/cm³
Battery Capacity 5000 mAh 6000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8550-AB Snapdragon 8 Gen 2 (4 nm) Qualcomm SM8550-AB Snapdragon 8 Gen 2 (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 (1x3.2 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)
GPU Adreno 740 Adreno 740

Connectivity

USB Version 3.2 2.0
OTG Support 1 1
DisplayPort 1 1
DisplayPort Version N/A 1.4
USB Features USB Type-C 3.2, OTG, DisplayPort USB Type-C 2.0, OTG, DisplayPort 1.4, Accessory Connector

Software

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

Comparison Summary

1. Specifications Comparison

FeatureXiaomi 13 UltraAsus ROG Phone 7Practical Impact
Design
Dimensions (mm)163.2 x 74.6 x 9.1173 x 77 x 10.3ROG Phone 7 is larger and thicker. Xiaomi 13 Ultra might be more pocketable.
Weight (g)227239Noticeable weight difference; ROG Phone 7 will feel heavier in hand.
Build(Missing)(Missing)Build materials impact durability and premium feel. This information is crucial for a complete comparison.
Display
Display Size6.73"6.78"Negligible size difference in real-world usage.
Resolution1440 x 32001080 x 2448Xiaomi 13 Ultra has a significantly sharper display, noticeable in text clarity and image detail.
Refresh Rate120Hz165HzROG Phone 7 offers smoother animations and scrolling, especially beneficial for gaming.
Display TypeLTPO AMOLEDAMOLEDXiaomi's LTPO panel allows for dynamic refresh rate adjustment, saving battery.
Peak Brightness2600 nits1500 nitsXiaomi 13 Ultra will be significantly more visible in direct sunlight.
Performance
ChipsetSnapdragon 8 Gen 2Snapdragon 8 Gen 2Both phones offer top-tier performance with negligible real-world differences in everyday tasks.
CPUOcta-core (1x3.2 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)Octa-core (1x3.2 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)Identical CPUs.
GPUAdreno 740Adreno 740Identical GPUs.
RAM12GB (as reviewed)16GB (as reviewed)While both offer ample RAM, the ROG Phone 7's extra RAM might provide a slight edge in heavy multitasking over extended periods.
Camera
Main Camera50MP, Sony IMX989, 1" sensor50MP, Sony IMX766, 1/1.56" sensorXiaomi 13 Ultra boasts a much larger sensor, promising superior low-light performance and depth of field.
Ultrawide50MP, Sony IMX85813MP, Omnivision OV13B10Xiaomi's ultrawide offers higher resolution and likely better image quality.
Telephoto50MP Periscope + 50MP Telephoto5MP MacroXiaomi provides versatile telephoto options for optical zoom, while ROG Phone 7 offers a dedicated macro lens. This caters to different photography styles.
Battery
Capacity5000 mAh6000 mAhROG Phone 7 has significantly longer potential battery life.
Charging Speed(Missing)(Missing)Charging speed significantly impacts usability; this information is crucial.

2. Key Differences Analysis

Xiaomi 13 Ultra Advantages:

  • Superior Display: Sharper, brighter, and more power-efficient due to LTPO technology.
  • Advanced Camera System: Larger main sensor, high-resolution ultrawide and dual telephoto lenses for versatile photography.
  • More Compact Design: Easier to handle and pocket.

Asus ROG Phone 7 Advantages:

  • Higher Refresh Rate Display: Smoother gaming and overall UI experience.
  • Larger Battery: Significantly longer battery life.
  • Gaming-Focused Features: While not detailed in specs, ROG phones typically include gaming-specific hardware and software enhancements (this should be verified). Side-mounted USB-C port for удобное charging while gaming in landscape mode.

3. User Profiles & Recommendations

Xiaomi 13 Ultra: Ideal for users prioritizing camera quality, display clarity, and a more compact design. Excellent for photography enthusiasts, content creators, and users who consume media on their phones.

Asus ROG Phone 7: Best suited for mobile gamers, power users who demand long battery life, and those who value a smooth, high refresh rate display.

4. Decision Framework

Key Questions for Buyers:

  1. What is your primary use case? (Photography, gaming, general use)
  2. How important is camera quality?
  3. How important is battery life?

Scenario-Based Recommendations:

  • Photography Enthusiast: Xiaomi 13 Ultra
  • Hardcore Mobile Gamer: Asus ROG Phone 7
  • Balanced User (General Use): Decision depends on individual priorities regarding battery life vs. display sharpness and camera quality. Price should be a major consideration, as the ROG Phone 7 appears to be significantly cheaper based on the limited pricing data provided.

My Choice: Xiaomi 13 Ultra

While the ROG Phone 7 offers advantages in battery life and refresh rate, the Xiaomi 13 Ultra's superior camera system and stunning display are more compelling to me. I prioritize photo quality and a sharp, bright screen for media consumption. The more compact form factor is also a plus. I am willing to compromise slightly on battery life (and potentially use a portable charger) for the significant gains in other areas. However, the lack of complete pricing and build material information makes a truly informed decision challenging. The significant price difference indicated in the limited data could sway the decision towards the ROG Phone 7 if budget is a primary concern.

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.