Samsung Galaxy S23+ vs Xiaomi Redmi A3x - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date February 17, 2023 May 24, 2024
Release Year 2023 2024

Physical

Volume 91.39 cm³ 106.65 cm³
Screen Size to Weight Ratio 3.37 "/g 3.48 "/g
Weight 196 g 193 g
Height 157.8 mm 168.4 mm
Width 76.2 mm 76.3 mm
Thickness 7.6 mm 8.3 mm
Foldable Design No No
Available Colors
  • Green
  • Graphite
  • Phantom Black
  • Lavender
  • Cream
  • Lime
  • Midnight Black
  • Olive Green
  • Moonlight White (Starry White)
  • Aurora Green (Ocean Green)

Display

Screen Size 6.6 " 6.71 "
Resolution 1080 x 2340 720 x 1650
Aspect Ratio 19.5:9 21:9
Screen-to-Body Ratio 88.9 % 82.9 %
Pixel Density 393 PPI 268 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness N/A 500 nits
HBM Brightness 1200 nits N/A
Peak Brightness 1750 nits N/A

Hardware

Battery Capacity per Screen Area 107.90 mAh/in² 111.05 mAh/in²
Battery Density 51.43 mAh/cm³ 46.88 mAh/cm³
Battery Capacity 4700 mAh 5000 mAh
NFC Support Yes No
Chipset Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm) Unisoc T603 (22 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 1.8 GHz
GPU Adreno 740 8

Connectivity

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

Software

Operating System Android Android
Initial OS Version 13 14
Maximum OS Version 17 16

Comparison Summary

1. Specifications Comparison

FeatureSamsung Galaxy S23+Xiaomi Redmi A3xPractical Impact
Design
Dimensions (mm)157.8 x 76.2 x 7.6168.4 x 76.3 x 8.3S23+ is noticeably more compact and pocketable.
Weight (g)196193Negligible weight difference.
Build MaterialsNot specifiedNot specifiedBuild quality and durability cannot be compared.
Display
Display TypeDynamic AMOLED 2XIPS LCDS23+ offers significantly better contrast, color accuracy, and viewing angles, especially in sunlight.
Display Size (inches)6.66.71A3x has a slightly larger screen, but the difference is minimal.
Resolution1080 x 2340720 x 1650S23+ boasts much sharper visuals due to higher resolution. A3x's display will appear pixelated in comparison.
Refresh Rate (Hz)12090S23+ provides smoother scrolling and animations, leading to a more responsive feel.
Peak Brightness (nits)1750500S23+ will be far more readable outdoors, especially in direct sunlight.
Performance
ChipsetSnapdragon 8 Gen 2 (4 nm)Unisoc T603 (22 nm)S23+ offers vastly superior processing power for demanding tasks, gaming, and multitasking.
CPUOcta-core (up to 3.36 GHz)Octa-core (1.8 GHz)S23+ delivers significantly faster performance across the board.
RAM (GB)83/4S23+'s larger RAM enables smoother multitasking and better handling of demanding applications. A3x may struggle with heavy usage.
Storage (GB)256/51264/128S23+ offers significantly more storage for apps, photos, and videos.
Camera
Rear Camera50MP Main, 12MP Wide, 10MP Telephoto8MP Main, 0.1MP (unknown)S23+ possesses a far superior camera system with higher resolution, optical zoom, and likely better image quality overall. The purpose of A3x's 0.1MP camera is unclear.
Front Camera12MP5MPS23+ likely produces higher quality selfies.
Video RecordingUp to 8K@30fps1080p@30fpsS23+ offers significantly higher resolution video recording capabilities.
Battery
Capacity (mAh)47005000A3x has a slightly larger battery capacity, but real-world battery life will depend on optimization.
Fast Charging45W10WS23+ charges significantly faster.

2. Key Differences Analysis

Samsung Galaxy S23+ Advantages:

  • Flagship Performance: Significantly more powerful processor, GPU, and RAM.
  • Premium Display: Brighter, sharper, and smoother AMOLED display.
  • Versatile Camera System: High-resolution sensors, optical zoom, and 8K video recording.
  • Faster Charging: 45W fast charging.
  • More Compact Design: Easier to handle and carry.

Xiaomi Redmi A3x Advantages:

  • Larger Battery: Potentially longer battery life, but real-world usage will vary.
  • Lower Price: Significantly more affordable.

Trade-offs:

  • S23+: Higher price for premium features.
  • A3x: Compromises on performance, display, camera, and charging speed for affordability.

3. User Profiles & Recommendations

S23+ Ideal User: Users who prioritize performance, a high-quality display, a versatile camera, and fast charging. Suitable for demanding tasks, gaming, content creation, and media consumption.

A3x Ideal User: Budget-conscious users who primarily need a phone for basic communication, web browsing, and light media consumption.

4. Decision Framework

Key Questions:

  1. What is your budget? The S23+ is significantly more expensive.
  2. What are your primary phone usage patterns? Demanding tasks require the S23+'s performance.
  3. Which features are most important to you? Prioritize features like display, camera, or battery life.

My Choice: Samsung Galaxy S23+

While the Xiaomi Redmi A3x offers an attractive price point, the Samsung Galaxy S23+ is the superior device in almost every aspect. The performance difference alone is substantial, making the S23+ a much more future-proof investment. The superior display, camera system, faster charging, and more compact design further solidify its advantage. Even though the A3x boasts a slightly larger battery, the S23+'s power efficiency with the Snapdragon 8 Gen 2 chip might result in comparable or even better battery life in real-world usage. For me, the long-term benefits and overall user experience of the S23+ far outweigh the higher price. The A3x might be a suitable option for extremely budget-conscious users with basic needs, but for anyone who values performance, quality, and longevity, the S23+ is the clear winner.

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.