Samsung Galaxy S23 Ultra vs Xiaomi Poco X6 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date February 17, 2023 January 12, 2024
Release Year 2023 2024

Physical

Volume 113.58 cm³ 95.82 cm³
Screen Size to Weight Ratio 2.91 "/g 3.69 "/g
Weight 234 g 181 g
Height 163.4 mm 161.2 mm
Width 78.1 mm 74.3 mm
Thickness 8.9 mm 8 mm
Foldable Design No No
Available Colors
  • Red
  • Green
  • Graphite
  • Phantom Black
  • Lavender
  • Cream
  • Sky Blue
  • Lime
  • BMW M Edition
  • Black
  • Blue
  • White

Display

Screen Size 6.8 " 6.67 "
Resolution 1440 x 3088 1220 x 2712
Aspect Ratio 19.5:9 20:9
Screen-to-Body Ratio 89.5 % 89.7 %
Pixel Density 500 PPI 446 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A 500 nits
HBM Brightness 1200 nits 1200 nits
Peak Brightness 1750 nits 1800 nits

Hardware

Battery Capacity per Screen Area 108.13 mAh/in² 114.64 mAh/in²
Battery Density 44.02 mAh/cm³ 53.23 mAh/cm³
Battery Capacity 5000 mAh 5100 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm) Qualcomm SM7435-AB Snapdragon 7s Gen 2 (4 nm)
CPU Octa-core (1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510) Octa-core (4x2.40 GHz Cortex-A78 & 4x1.95 GHz Cortex-A55)
GPU Adreno 740 Adreno 710

Connectivity

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

Software

Operating System Android Android
Initial OS Version 13 13
Maximum OS Version 17 16

Comparison Summary

1. Specifications Comparison

FeatureSamsung Galaxy S23 UltraXiaomi Poco X6Practical Impact
Design
Dimensions (mm)163.4 x 78.1 x 8.9161.2 x 74.3 x 8.0S23 Ultra slightly taller and wider, but negligibly thinner.
Weight (g)234181Poco X6 significantly lighter, more comfortable for extended use.
BuildMissingMissingBuild quality and materials unknown, impacting durability and premium feel.
Display
Size (inches)6.86.67Negligible size difference.
Resolution (px)1440 x 30881220 x 2712S23 Ultra much sharper display, noticeable in text clarity and image detail.
TypeDynamic AMOLED 2XAMOLEDBoth offer vibrant colors and deep blacks, but S23 Ultra's Dynamic AMOLED 2X likely offers better HDR performance and brightness.
Refresh Rate (Hz)120120Both offer smooth scrolling and animations.
Peak Brightness (nits)17501800Poco X6 boasts slightly higher peak brightness, potentially improving outdoor visibility.
Performance
ChipsetSnapdragon 8 Gen 2 (4nm)Snapdragon 7s Gen 2 (4 nm)S23 Ultra significantly more powerful, enabling smoother multitasking, faster app loading, and better gaming performance.
CPUOcta-core (1x3.36 GHz Cortex-X3 & ...)Octa-core (4x2.40 GHz Cortex-A78 & ...)S23 Ultra's CPU offers superior performance across the board due to faster clock speeds and more powerful core architecture.
GPUAdreno 740Adreno 710S23 Ultra's GPU offers notably better graphics performance for demanding games and applications.
RAM (GB)8/1212While Poco X6 offers 12GB in this comparison, RAM amount alone doesn't determine performance. S23 Ultra variants exist with higher RAM capacities.
Camera
Main Camera (MP)20064S23 Ultra boasts much higher resolution, potentially capturing more detail. However, megapixels alone don't guarantee image quality. Sensor size and processing are crucial.
Zoom10x Optical, 100x DigitalDigital Zoom (Unspecified)S23 Ultra offers superior zoom capabilities with dedicated telephoto lenses.
Video RecordingUp to 8K@30fpsUp to 4K@30fpsS23 Ultra capable of higher resolution video recording.
Battery
Capacity (mAh)50005100Poco X6 slightly larger battery capacity, potentially offering longer battery life.
Fast Charging (W)4567Poco X6 significantly faster charging speed.

2. Key Differences Analysis

Samsung Galaxy S23 Ultra Advantages:

  • Significantly more powerful: The Snapdragon 8 Gen 2 provides a substantial performance advantage for demanding tasks and gaming.
  • Sharper display: Higher resolution offers greater clarity and detail.
  • Superior camera system: Higher resolution main sensor, dedicated telephoto lenses for optical zoom, and 8K video recording.

Xiaomi Poco X6 Advantages:

  • Lighter and Potentially More Affordable: Offers a more comfortable in-hand feel and potentially a lower price point depending on the specific configuration.
  • Faster Charging: 67W fast charging significantly reduces charging time compared to the S23 Ultra's 45W.
  • Slightly Larger Battery: Potentially longer battery life, though real-world usage varies.

3. User Profiles & Recommendations

Samsung Galaxy S23 Ultra: Users who prioritize performance, camera quality, and a premium display experience. Ideal for power users, mobile gamers, content creators, and photography enthusiasts.

Xiaomi Poco X6: Users seeking a more affordable option with a lightweight design, fast charging, and a good display. Suitable for everyday users, social media enthusiasts, and those who prioritize value for money.

4. Decision Framework

Key Questions for Buyers:

  1. What is your budget? The S23 Ultra is a flagship device with a higher price tag.
  2. What are your performance needs? Do you require top-tier processing power for gaming or demanding applications?
  3. How important is camera quality? Is advanced zoom and high-resolution video recording a priority?

My Choice: Samsung Galaxy S23 Ultra

While the Poco X6 offers attractive features like faster charging and a lighter weight, the S23 Ultra's superior performance, significantly better camera system, and sharper display are decisive factors for me. I prioritize a smooth, lag-free experience, high-quality photos and videos, and a premium display. The S23 Ultra's Snapdragon 8 Gen 2 ensures future-proofing for demanding applications and games, making it a more compelling long-term investment. The price difference is justified by the substantial performance and feature gap. The Poco X6 is a strong contender in its price bracket, but the S23 Ultra offers a clear advantage in overall user experience for my needs.

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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  • Mobile technology analysis
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Bridging technical complexity with engaging, accessible narratives.