Samsung Galaxy A42 5G vs Motorola Moto G55 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date November 11, 2020 September 6, 2024
Release Year 2020 2024

Physical

Volume 107.31 cm³ 96.6 cm³
Screen Size to Weight Ratio 3.42 "/g 3.63 "/g
Weight 193 g 179 g
Height 164.4 mm 161.6 mm
Width 75.9 mm 73.8 mm
Thickness 8.6 mm 8.1 mm
Foldable Design No No
Available Colors
  • Prism Dot Black
  • Prism Dot White
  • Prism Dot Gray
  • Forest Grey
  • Smoky Green
  • Twilight Purple

Display

Screen Size 6.6 " 6.49 "
Resolution 720 x 1600 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 84.3 % 85.3 %
Pixel Density 266 PPI 405 PPI
Refresh Rate N/A 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 114.78 mAh/in² 118.71 mAh/in²
Battery Density 46.59 mAh/cm³ 51.76 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM7225 Snapdragon 750 5G (8 nm) Mediatek Dimensity 7025 (6 nm)
CPU Octa-core (2x2.2 GHz Kryo 570 & 6x1.8 GHz Kryo 570) Octa-core (2x2.5 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU Adreno 619 IMG BXM-8-256

Connectivity

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

Software

Operating System Android Android
Initial OS Version 10 14
Maximum OS Version 13

Comparison Summary

1. Specifications Comparison

Design

FeatureSamsung Galaxy A42 5GMotorola Moto G55Practical Impact
Dimensions164.4 × 75.9 × 8.6 mm161.6 × 73.8 × 8.1 mmThe Moto G55 is slightly more compact, potentially easier to handle for some users, while A42 5G is a bit larger.
Weight193g179gThe Moto G55 is lighter, which can be more comfortable for extended use.

Display

FeatureSamsung Galaxy A42 5GMotorola Moto G55Practical Impact
Size6.6"6.49"The A42 5G offers a slightly larger screen, which may be preferred for media consumption.
Resolution720x16001080x2400The Moto G55 has a much sharper display, resulting in clearer text and images.
PPI266405The Moto G55's higher pixel density means a noticeably crisper and more detailed visual experience.
TechnologyAMOLEDIPS LCDThe A42 5G's AMOLED panel will deliver deeper blacks and more vibrant colors, especially in dark mode.
Refresh Rate60Hz120HzThe Moto G55's 120Hz refresh rate provides smoother scrolling and animations, making the user interface feel more fluid.
Brightness0 nits0 nitsBoth phones have identical peak brightness at 0 nits, rendering this comparison inconclusive.

Performance

FeatureSamsung Galaxy A42 5GMotorola Moto G55Practical Impact
ChipsetQualcomm SM7225 Snapdragon 750 5G (8 nm)Mediatek Dimensity 7025 (6 nm)The Moto G55's chipset is slightly newer and based on a more efficient process, which might result in better power efficiency.
AnTuTu Score392,400470,000The Moto G55 shows noticeably better benchmark performance, suggesting smoother handling of demanding apps and games.
GPUAdreno 619IMG BXM-8-256The real-world impact of GPU performance varies by application; specific advantages of each not fully understood without extensive testing.

Camera

FeatureSamsung Galaxy A42 5GMotorola Moto G55Practical Impact
Rear Camera (Main)48MP, f/1.8, 1/2" sensor, 0.80µm pixel size50MP, f/1.8The Moto G55 has a slightly higher resolution, and may capture marginally more details in good lighting; missing sensor info for Moto.
Front Camera20MP, f/2.2, 1.00µm pixel size16MP, f/2.4, 1.00µm pixel sizeThe A42 5G has a higher resolution and wider aperture front camera, potentially better for selfies in various lighting conditions.
Wide Angle Lens5MP, f/2.2, 1.12µm pixel size8MP, f/2.2The Moto G55 has a higher resolution for wider shots, capturing more detail in landscape photography.
Depth Camera5MP, f/2.4, 1/5" sensor, 1.12µm pixel sizeNot availableThe A42 5G is better for portrait mode photography with more information for bokeh effect
Macro Lens5MP, f/2.4, 1/5" sensor, 1.12µm pixel sizeNot availableA42 5G is better for close-up shots
Video Recording4K@30fps, 1080p@30fps, 720p@480fps1080p@30fps, 1080p@60fpsA42 5G allows recording in 4k for high-quality vlogs and better detail; Moto G55 records in 60fps, which may be smoother for action shots
StabilizationNoYes (Digital and OIS)Moto G55 offers better video stabilization, resulting in less shaky recordings.

Battery

FeatureSamsung Galaxy A42 5GMotorola Moto G55Practical Impact
Capacity5000mAh5000mAhBoth phones should offer comparable battery life for typical usage.
Charging15W30WThe Moto G55 charges significantly faster, minimizing downtime.
FeaturesNon-removableReverse charging, Non-removableMoto G55 can be used to charge other devices, which can be helpful in certain situations.

2. Key Differences Analysis

Samsung Galaxy A42 5G Advantages:

  • AMOLED Display: Offers superior contrast, deeper blacks, and more vibrant colors, providing a better viewing experience, especially for media consumption in dark mode.
  • Front Camera Resolution: 20MP front camera for higher quality selfies and video calls.
  • More camera lens: The device has a dedicated macro and depth lens which may provide better flexibility for the user
  • Gyroscope: The device offers more sensors including a gyroscope, which may be required for gaming or augmented reality applications.

Motorola Moto G55 Advantages:

  • Higher Resolution Display: Significantly sharper display with a higher pixel density (405 PPI), resulting in clearer text and images.
  • 120Hz Refresh Rate: Provides a smoother user experience with less stuttering or lags.
  • Faster Charging: 30W fast charging compared to 15W, reduces the charging time.
  • Superior Main Camera: With a 50MP lens, the main camera might capture more details
  • Better Video Stabilization: Digital and OIS allow for smoother videos.
  • Audio Features: The phone includes stereo speakers and Dolby Atmos, which should improve audio quality and immersion.
  • Newer Android Version: Ships with Android 14, offering the latest features and security updates.
  • Reverse charging: The user can charge other devices using this device.
  • More GPS systems: Better location accuracy
  • More recent Bluetooth version: Better connection quality
  • Gorilla Glass 5: Better screen protection

Trade-offs:

  • The A42 5G has a better display technology (AMOLED) but lower resolution, while the G55 has a sharper display (IPS LCD) and higher refresh rate.
  • The A42 5G has a higher resolution front camera, while the G55 has a better stabilization for videos and has a slightly better wide angle lens.
  • The Moto G55 has faster charging while both phones have the same battery capacity.

3. User Profiles & Recommendations

Samsung Galaxy A42 5G Ideal User:

  • Media Enthusiasts: Users who prioritize vibrant colors and deep blacks for watching videos and playing games.
  • Selfie Lovers: Individuals who take a lot of selfies and want a high-resolution front camera.
  • Casual Gamers: Users who enjoy light gaming and don't need extremely high performance but want the benefits of a gyroscope.
  • Users who want a depth and macro lens

Use Cases:

  • Watching movies and TV shows with a visually appealing display.
  • Taking selfies in various lighting conditions.
  • Casual gaming and social media browsing.
  • Taking close-up or portrait photos.

Motorola Moto G55 Ideal User:

  • Performance Seekers: Users who want a smoother user interface and better performance in apps and games.
  • Fast Charging Fanatics: Users who prioritize quick charging and need their phone ready to use as soon as possible.
  • Video Creators: Individuals who record videos and need stable footage.
  • Audiophiles: People who enjoy immersive and high quality audio experience
  • Users who need a phone that can charge other devices
  • Users who value durability of the screen
  • Users who value privacy

Use Cases:

  • Scrolling through social media and browsing the web.
  • Playing more demanding games.
  • Recording videos with stabilization.
  • Listening to music or podcasts with enhanced audio.
  • Need the phone to charge other devices when necessary.

Price-to-Value Ratio:

  • The Motorola Moto G55 is the better option for price-to-value as the device is newer and has better specs in important areas.

4. Decision Framework

Key Questions:

  1. Display Preference: Do you prioritize the deep blacks and vibrant colors of an AMOLED display (A42 5G) or the sharpness and fluidity of a higher resolution 120Hz display (Moto G55)?
  2. Performance Needs: Do you require better overall performance and faster charging (Moto G55) or a higher resolution front camera and more lens options (A42 5G)?
  3. Video and Audio Quality: Do you prefer stable videos and a better audio experience (Moto G55) or a higher resolution front camera and video (A42 5G)?

Scenario-Based Recommendations:

  • Scenario 1: If you frequently watch movies and series on your phone in the dark and take selfies, the Samsung Galaxy A42 5G might be a better fit.
  • Scenario 2: If you're a heavy social media user, who plays games, records videos and want a phone that charges fast, the Motorola Moto G55 would be more suitable.
  • Scenario 3: If you prioritize battery life and fast charging times, the Motorola Moto G55 is more advantageous.

My Choice

If I were choosing between these two phones, I would pick the Motorola Moto G55. Here's why:

  1. Smoother User Experience: The 120Hz refresh rate and higher resolution display of the G55 would make daily interactions like browsing, scrolling, and gaming more enjoyable. The higher performance of the G55 also provides a significant benefit over the A42 5G.
  2. Faster Charging: The 30W fast charging is a crucial advantage for me. The device would charge faster, and that would save me time.
  3. Better Video Recording: The optical image stabilization and superior video stabilization on the Moto G55 are an advantage for capturing clearer video recordings.
  4. Newer Android Version: Having a newer version of Android also means more security updates and a more up-to-date user experience
  5. Better screen protection: The Gorilla Glass 5 in the G55 will make the screen much more durable and will prevent many unwanted scratches.
  6. Better audio experience: The stereo speakers and Dolby Atmos integration means that the G55 will have a much better audio experience.

While I appreciate the AMOLED screen on the Samsung A42 5G, the overall package of the Motorola Moto G55 is more compelling for my needs, especially with the newer chipset and faster refresh rate. The fact that the phone is more recent also means that the hardware is more up to date and the device will be supported for longer.

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.