Xiaomi Poco X6 vs Samsung Galaxy M55 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date January 12, 2024 March 28, 2024
Release Year 2024 2024

Physical

Volume 95.82 cm³ 97.8 cm³
Screen Size to Weight Ratio 3.69 "/g 3.72 "/g
Weight 181 g 180 g
Height 161.2 mm 163.9 mm
Width 74.3 mm 76.5 mm
Thickness 8 mm 7.8 mm
Foldable Design No No
Available Colors
  • Black
  • Blue
  • White
  • Light Green
  • Dark Blue

Display

Screen Size 6.67 " 6.7 "
Resolution 1220 x 2712 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 89.7 % 86.4 %
Pixel Density 446 PPI 393 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness 500 nits N/A
HBM Brightness 1200 nits 1000 nits
Peak Brightness 1800 nits N/A

Hardware

Battery Capacity per Screen Area 114.64 mAh/in² 111.38 mAh/in²
Battery Density 53.23 mAh/cm³ 51.13 mAh/cm³
Battery Capacity 5100 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM7435-AB Snapdragon 7s Gen 2 (4 nm) Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm)
CPU Octa-core (4x2.40 GHz Cortex-A78 & 4x1.95 GHz Cortex-A55) Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
GPU Adreno 710 Adreno 644

Connectivity

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

Software

Operating System Android Android
Initial OS Version 13 14
Maximum OS Version 16

Comparison Summary

1. Specifications Comparison

FeatureXiaomi Poco X6Samsung Galaxy M55Practical Impact
Design
Dimensions161.2 x 74.3 x 8 mm163.9 x 76.5 x 7.8 mmPoco X6 is slightly smaller and might feel more comfortable for one-handed use.
Weight181g180gNegligible weight difference.
Display
Size6.67"6.7"Virtually identical screen sizes.
TypeAMOLED, 120Hz, Dolby VisionSuper AMOLED+, 120HzBoth offer smooth scrolling and vibrant colors. Dolby Vision support on the Poco X6 provides better HDR performance.
Resolution1220 x 2712 (446 ppi)1080 x 2400 (393 ppi)Poco X6 has a sharper display due to higher resolution.
Peak Brightness1800 nits1000 nits (HBM)Poco X6 offers significantly higher peak brightness, ensuring better visibility in direct sunlight. Missing specific peak brightness for the M55 limits a full comparison.
Performance
ChipsetSnapdragon 7s Gen 2 (4nm)Snapdragon 7 Gen 1 (4nm)7 Gen 1 generally performs better than the 7s Gen 2 in benchmarks, though real-world difference might be minimal for average users.
CPUOcta-core (4x2.40 GHz A78 & 4x1.95 GHz A55)Octa-core (1x2.4 GHz A710 & 3x2.36 GHz A710 & 4x1.8 GHz A510)Different core configurations; 7 Gen 1 likely has a slight edge in sustained performance.
GPUAdreno 710Adreno 644Adreno 644 generally offers better graphical performance.
RAM/Storage256GB/12GB, 512GB/12GB256GB/8GBPoco X6 offers more RAM in both variants, enabling better multitasking.
Camera
Video Capabilities4K@30fps (EIS), 1080p@30/60fps (EIS)4K@30fps (OIS, EIS), 1080p@30/60fps (OIS, EIS)Samsung offers Optical Image Stabilization (OIS) in addition to Electronic Image Stabilization (EIS), resulting in potentially smoother videos. Lack of detailed camera specs limits a full comparison.
Battery
Capacity5100 mAh5000 mAhSlightly larger battery in the Poco X6, but real-world battery life depends on various factors.

2. Key Differences Analysis

Xiaomi Poco X6 Advantages:

  • Sharper Display: Higher resolution and pixel density lead to a more detailed visual experience.
  • Brighter Display: Significantly brighter screen for better outdoor visibility.
  • More RAM: Improved multitasking capabilities.
  • Dolby Vision: Enhanced HDR video playback.
  • Potentially Smaller Form Factor: Slightly smaller dimensions may be preferable for some users.

Samsung Galaxy M55 Advantages:

  • More Powerful GPU: Better gaming performance.
  • Optical Image Stabilization: Smoother video recording.
  • Newer Android Version: Starts with Android 14, offering potential software advantages and longer support.

3. User Profiles & Recommendations

Xiaomi Poco X6: Users who prioritize display quality, brightness, and multitasking. Suitable for content consumption, social media, and casual gaming.

Samsung Galaxy M55: Users who prioritize gaming performance and stable video recording. Ideal for mobile gamers and content creators who shoot videos on their phones.

4. Decision Framework

Key Questions for Buyers:

  1. What is your primary use case? (e.g., gaming, content consumption, photography)
  2. What is your budget? (Both are mid-range but slight price differences might exist)
  3. Which features matter most to you? (e.g., display quality, camera stability, performance)

My Choice: Xiaomi Poco X6

While the Samsung Galaxy M55 boasts a slightly more powerful GPU and OIS, the Xiaomi Poco X6's significantly brighter and sharper display, along with more RAM, are more compelling to me. I prioritize display quality and multitasking for my daily use, which includes browsing, reading, and occasional media consumption. The Dolby Vision support is a bonus for watching HDR content. The smaller size is also appealing for one-handed use. While the M55's OIS is attractive, the lack of comprehensive camera specs makes it difficult to fully assess the camera performance. Ultimately, the Poco X6 offers a better overall package for my needs and preferences.

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
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Bridging technical complexity with engaging, accessible narratives.