Samsung Galaxy S23 vs Samsung Galaxy M55 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date February 17, 2023 March 28, 2024
Release Year 2023 2024

Physical

Volume 78.83 cm³ 97.8 cm³
Screen Size to Weight Ratio 3.63 "/g 3.72 "/g
Weight 168 g 180 g
Height 146.3 mm 163.9 mm
Width 70.9 mm 76.5 mm
Thickness 7.6 mm 7.8 mm
Foldable Design No No
Available Colors
  • Green
  • Graphite
  • Phantom Black
  • Lavender
  • Cream
  • Lime
  • Light Green
  • Dark Blue

Display

Screen Size 6.1 " 6.7 "
Resolution 1080 x 2340 1080 x 2400
Aspect Ratio 19.5:9 20:9
Screen-to-Body Ratio 88.1 % 86.4 %
Pixel Density 425 PPI 393 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness 1200 nits 1000 nits
Peak Brightness 1750 nits N/A

Hardware

Battery Capacity per Screen Area 104.81 mAh/in² 111.38 mAh/in²
Battery Density 49.47 mAh/cm³ 51.13 mAh/cm³
Battery Capacity 3900 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm) Qualcomm SM7450-AB Snapdragon 7 Gen 1 (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 (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
GPU Adreno 740 Adreno 644

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 14
Maximum OS Version 17

Comparison Summary

1. Specifications Comparison

FeatureSamsung Galaxy S23Samsung Galaxy M55Practical Impact
Design
Dimensions (mm)146.3 x 70.9 x 7.6163.9 x 76.5 x 7.8S23 is significantly more compact and pocketable. M55 is larger, potentially less comfortable for one-handed use.
Weight (g)168180S23 is noticeably lighter, reducing hand fatigue during extended use.
Display
Size (inches)6.16.7M55 offers a larger screen for more immersive media consumption and multitasking, while the S23 is more compact.
Resolution (px)1080 x 23401080 x 2400Similar sharpness due to S23's smaller size resulting in higher pixel density (425 vs 393 PPI).
Display TypeDynamic AMOLED 2X, 120HzSuper AMOLED+, 120HzS23's Dynamic AMOLED 2X likely offers better color accuracy, brightness (up to 1750 nits peak), and HDR performance compared to the M55. Missing peak brightness for M55 limits comparison.
Performance
ChipsetSnapdragon 8 Gen 2Snapdragon 7 Gen 1S23 boasts a significantly more powerful flagship chipset, resulting in much faster performance for demanding tasks, gaming, and multitasking.
CPUOcta-core (1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)S23's CPU has higher clock speeds and a more powerful prime core, translating to noticeably faster app loading, smoother UI, and better responsiveness.
GPUAdreno 740Adreno 644S23's GPU offers superior graphics performance, enabling higher frame rates and better visual quality in games.
RAM (GB)88Both phones have the same RAM, sufficient for most tasks.
Camera
Main Camera (MP)5050Similar resolution, but S23 utilizes a larger sensor (Samsung GN5) with likely better low-light performance. Sensor size missing for M55 limits detailed comparison.
Video RecordingUp to 8K@30fpsUp to 4K@30fpsS23 offers higher resolution video recording capabilities.
Battery
Capacity (mAh)39005000M55 has significantly larger battery capacity, potentially lasting much longer on a single charge.
Fast Charging25W45WM55 supports faster charging, reducing downtime.

2. Key Differences Analysis

Samsung Galaxy S23 Advantages:

  • Significantly faster performance: Due to the flagship Snapdragon 8 Gen 2 chipset.
  • More compact and premium design: Easier to handle and carry.
  • Brighter and more vibrant display: Dynamic AMOLED 2X with HDR10+.
  • Superior camera system: Larger sensor, higher resolution video recording (8K). More advanced camera features.

Samsung Galaxy M55 Advantages:

  • Much longer battery life: Due to the larger 5000mAh battery.
  • Faster charging: 45W fast charging significantly reduces downtime.
  • Larger display: More immersive experience for media consumption and multitasking.
  • Lower price: Offers good value for its features.

3. User Profiles & Recommendations

Samsung Galaxy S23: Ideal for users who prioritize performance, a premium experience, compact design, and a top-tier camera. Suitable for demanding tasks like gaming, content creation, and multitasking.

Samsung Galaxy M55: Best suited for users who value long battery life, a large screen for media consumption, and affordability. Suitable for everyday tasks, social media, browsing, and casual gaming.

4. Decision Framework

Key Questions for Buyers:

  1. What is your budget? The S23 is more expensive.
  2. What is your priority: performance or battery life? The S23 excels in performance; the M55 in battery life.
  3. What screen size do you prefer? The S23 is compact; the M55 offers a larger display.

Scenario-Based Recommendations:

  • Heavy user, gamer, content creator: Samsung Galaxy S23
  • Casual user, focused on battery life and affordability: Samsung Galaxy M55

My Choice: Samsung Galaxy S23

While the M55 offers enticing features like a larger battery and faster charging, the S23's superior performance, premium display, more compact form factor, and advanced camera system make it the better overall device for me. I prioritize a smooth and responsive user experience, and the Snapdragon 8 Gen 2 delivers that in spades. I am also willing to pay a premium for the better build quality and camera capabilities. While battery life is important, I find the S23's battery sufficient for my needs, and I value the faster performance and better overall experience more than the extended battery life of the M55.

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.