Xiaomi Poco F3 vs Samsung Galaxy S23 Ultra - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date March 27, 2021 February 17, 2023
Release Year 2021 2023

Physical

Volume 97.55 cm³ 113.58 cm³
Screen Size to Weight Ratio 3.4 "/g 2.91 "/g
Weight 196 g 234 g
Height 163.7 mm 163.4 mm
Width 76.4 mm 78.1 mm
Thickness 7.8 mm 8.9 mm
Foldable Design No No
Available Colors
  • Arctic White
  • Night Black
  • Deep Ocean Blue
  • Moonlight Silver
  • Red
  • Green
  • Graphite
  • Phantom Black
  • Lavender
  • Cream
  • Sky Blue
  • Lime
  • BMW M Edition

Display

Screen Size 6.67 " 6.8 "
Resolution 1080 x 2400 1440 x 3088
Aspect Ratio 20:9 19.5:9
Screen-to-Body Ratio 85.9 % 89.5 %
Pixel Density 395 PPI 500 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A 1200 nits
Peak Brightness 1300 nits 1750 nits

Hardware

Battery Capacity per Screen Area 101.60 mAh/in² 108.13 mAh/in²
Battery Density 46.33 mAh/cm³ 44.02 mAh/cm³
Battery Capacity 4520 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm)
CPU Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) Octa-core (1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)
GPU Adreno 650 Adreno 740

Connectivity

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

Software

Operating System Android Android
Initial OS Version 11 13
Maximum OS Version 13 17

Comparison Summary

1. Specifications Comparison

Design

FeatureXiaomi Poco F3Samsung Galaxy S23 UltraPractical Impact
Dimensions163.7 × 76.4 × 7.8 mm163.4 × 78.1 × 8.9 mmS23 Ultra is slightly wider and thicker, making it feel more substantial in the hand. Poco F3 is slimmer and easier to hold.
Weight196g234gPoco F3 is significantly lighter, making it more comfortable for long usage and one-handed operation; S23 Ultra is heavier, which can be less convenient for extended use.
BuildCorning Gorilla Glass 5Corning Gorilla Glass VictusS23 Ultra offers better screen protection against scratches and drops with Gorilla Glass Victus.

Display

FeatureXiaomi Poco F3Samsung Galaxy S23 UltraPractical Impact
Size6.67"6.8"S23 Ultra has a slightly larger screen for a more immersive viewing experience.
Resolution1080x24001440x3088S23 Ultra's higher resolution offers noticeably sharper images and text, making it better for content consumption.
Pixel Density395 PPI500 PPIS23 Ultra has significantly sharper image quality, less pixelation. More detail in photos and text.
TechnologyAMOLEDAMOLEDBoth use AMOLED technology, offering vibrant colors and deep blacks.
Refresh Rate120Hz120HzBoth offer smooth scrolling and animations; identical user experience in this aspect.
Brightness1300 nits1750 nitsS23 Ultra offers significantly better outdoor visibility in bright sunlight, making it much easier to view in direct light.

Performance

FeatureXiaomi Poco F3Samsung Galaxy S23 UltraPractical Impact
ChipsetQualcomm Snapdragon 870 (7 nm)Qualcomm Snapdragon 8 Gen 2 (4 nm)S23 Ultra's newer chip offers much faster processing speeds, better energy efficiency and more powerful gaming performance. Faster app loading.
AnTuTu Score800,2161,521,862S23 Ultra offers significantly better performance for gaming, multitasking and demanding applications. Apps load faster, smoother graphics performance.
GPUAdreno 650Adreno 740S23 Ultra's GPU is substantially more powerful, for smoother and higher graphical settings in games.

Camera

FeatureXiaomi Poco F3Samsung Galaxy S23 UltraPractical Impact
Main Camera Resolution48MP200MPS23 Ultra captures much more detailed images, and has superior low-light performance due to sensor size and processing.
Main Camera Aperturef/1.79f/1.7S23 Ultra's wider aperture allows slightly more light, potentially helping in low-light scenarios.
Main Camera Sensor Size1/2"1/1.3"S23 Ultra has larger sensor captures more light, resulting in better low light images, more detail and dynamic range.
Telephoto + portraitNone12MPS23 Ultra offers enhanced zoom capabilities and portrait mode, which is absent on the Poco F3.
Selfie Camera Resolution20MP12MPPoco F3's selfie camera captures more detail.
Selfie Camera Aperturef/2.45f/2.2S23 Ultra's wider aperture can potentially lead to slightly better low-light selfies.
Telephoto LensNone12MPS23 Ultra has a dedicated telephoto lens for further optical zoom capabilities.
Wide Angle LensNone12.2MPS23 Ultra has a dedicated ultrawide lens, absent on the Poco F3.
Video RecordingUp to 4K@30fpsUp to 8K@30fpsS23 Ultra supports much higher resolution video recording and features such as HDR and Stereo Sound.
DxOMark ScoreNot Available140S23 Ultra has been tested and shows excellent performance in photo and video.
Camera FeaturesLimited setExtensive feature set, including OIS, advanced autofocusS23 Ultra offers a more versatile and professional camera experience with features such as OIS, RAW and night mode.

Battery

FeatureXiaomi Poco F3Samsung Galaxy S23 UltraPractical Impact
Capacity4520mAh5000mAhS23 Ultra may provide slightly better battery life due to its larger capacity, but difference may be minimal considering the larger screen.
Charging33W Fast Charging45W Fast ChargingS23 Ultra charges faster, reducing the time spent plugged into a charger.
FeaturesQC3 + / PD3.0Bypass ChargingS23 Ultra provides bypass charging to potentially reduce battery degradation while gaming.

2. Key Differences Analysis

Xiaomi Poco F3 Advantages

  • Lighter and Thinner: More comfortable for extended use and one-handed operation.
  • Lower Price Point: Offers a great balance between performance and price.

Samsung Galaxy S23 Ultra Advantages

  • Superior Display: Higher resolution, pixel density, and brightness, making it better for media consumption and outdoor use.
  • Significantly Better Performance: Cutting-edge chipset offers superior processing speeds and gaming capabilities.
  • Advanced Camera System: Versatile system with more lenses, higher resolution, and advanced features like OIS and RAW support for better photos and videos.
  • Faster Charging: 45W charging reduces time spent plugged in.
  • More Battery Capacity: Slightly larger battery for potentially longer usage times.
  • Better Software Support: Newer Android version and likely longer software support.
  • More Storage Options: Available with up to 1TB of storage which could be a deciding factor for some users.
  • Additional Connectivity: Latest Bluetooth version and more GPS satellite systems for better location accuracy.

Trade-offs

  • Poco F3: Compromises on camera quality, display sharpness, and overall performance compared to S23 Ultra.
  • S23 Ultra: Is more expensive and heavier which is less comfortable for extended use.

3. User Profiles & Recommendations

Xiaomi Poco F3 Ideal Users

  • Budget-conscious consumers looking for a great value with good performance.
  • Gamers looking for reasonable performance at a lower price point.
  • Users who prioritize lightweight and slim design over cutting-edge features.
  • Those who need a reliable daily driver with a good display at a more accessible price.

Specific Use Cases:

  • Everyday social media use.
  • Moderate gaming and multitasking.
  • Watching videos and casual content consumption.

Samsung Galaxy S23 Ultra Ideal Users

  • Professional photographers and videographers who need the best mobile camera available.
  • Power users who demand top-tier performance for gaming and productivity.
  • Content creators who need a high-resolution display and fast performance.
  • Users who value the best display quality and outdoor visibility.
  • Users looking for the most advanced set of features and software.

Specific Use Cases:

  • Professional photo and video recording.
  • High-end mobile gaming.
  • Extensive multitasking and productivity apps.
  • Media consumption in bright outdoor conditions.

4. Decision Framework

Key Questions for Buyers

  1. What is your budget? The S23 Ultra is considerably more expensive than the Poco F3.
  2. How important is camera quality? S23 Ultra significantly outshines the Poco F3 in this category.
  3. Do you need top-tier performance for gaming or heavy tasks? The S23 Ultra is far superior in terms of performance.

Scenario-Based Recommendations

  • Scenario 1: Tight Budget & Casual Use
    • Recommendation: Xiaomi Poco F3. It provides good overall performance and display quality for everyday tasks at a lower price.
  • Scenario 2: Advanced Photography and Videography
    • Recommendation: Samsung Galaxy S23 Ultra. It has a much more advanced camera system for professional-level photos and videos.
  • Scenario 3: High-End Mobile Gaming and Performance
    • Recommendation: Samsung Galaxy S23 Ultra. It offers much better gaming performance due to its superior chipset and GPU.
  • Scenario 4: Value-Conscious but Need Better Camera
    • Recommendation: Still difficult. However, if the budget is not very flexible, the Xiaomi might still be the only option. If the budget is flexible, the S23 Ultra is a no brainer.

What I would choose

I would choose the Samsung Galaxy S23 Ultra. While the price difference is significant, the advantages in display quality, camera capabilities, and raw performance are too substantial to ignore. The S23 Ultra's superior processing power, combined with its advanced camera system and the ability to record 8K video, make it a future-proof investment for the next 3-4 years. The improved outdoor visibility and overall user experience due to the high-resolution display are very important to me. While the Poco F3 is a respectable device, the S23 Ultra's comprehensive feature set aligns perfectly with my desire for the best smartphone technology available. Although it is heavier, its advantages are more important than the weight trade off. I would prioritize these cutting-edge features over the more budget friendly option, as I would need high resolution images and video for my creative projects. I also play demanding mobile games which also requires the best hardware.

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.