Motorola Moto G51 5G vs Motorola Moto G42 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date December 16, 2021 June 28, 2022
Release Year 2021 2022

Physical

Volume 118.69 cm³ 94.32 cm³
Screen Size to Weight Ratio 3.27 "/g 3.66 "/g
Weight 208 g 175 g
Height 170.5 mm 160.4 mm
Width 76.5 mm 73.5 mm
Thickness 9.1 mm 8 mm
Foldable Design No No
Available Colors
  • Indigo Blue
  • Bright Silver
  • Aqua Blue
  • Atlantic Green
  • Metallic Rose

Display

Screen Size 6.8 " 6.4 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 85.6 % 83.9 %
Pixel Density 387 PPI 411 PPI
Refresh Rate 120 Hz N/A
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 108.13 mAh/in² 122.07 mAh/in²
Battery Density 42.13 mAh/cm³ 53.01 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM4350-AC Snapdragon 480+ 5G (8 nm) Qualcomm SM6225 Snapdragon 680 4G (6 nm)
CPU Octa-core (2x2.2 GHz Kryo 460 & 6x1.8 GHz Kryo 460) Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver)
GPU Adreno 619 Adreno 610

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 11 12
Maximum OS Version 12

Comparison Summary

Alright, let's dive into a detailed comparison of the Motorola Moto G51 5G and the Moto G42. These two phones, while both from Motorola, cater to slightly different priorities. Let's break down what each offers and see where their strengths lie.

1. Specifications Breakdown

Here’s a detailed table comparing their key specifications, focusing on what they mean for real-world usage:

FeatureMotorola Moto G51 5GMotorola Moto G42Real-World Implications
Design
Dimensions170.5 x 76.5 x 9.1 mm160.4 x 73.5 x 8 mmG51 is larger and bulkier, G42 is more compact and pocketable.
Weight208g175gG42 is noticeably lighter, making it more comfortable to hold for extended periods.
BuildStandardStandardBoth are standard smartphones; build materials are unspecified in this data, but likely plastic frames with glass front.
Display
Size6.8"6.4"G51 offers a larger screen, better for media consumption; G42 is more manageable with one hand.
Resolution1080x24001080x2400Both have a sharp Full HD+ display, ensuring crisp visuals.
PPI387411G42 has slightly higher pixel density, resulting in marginally sharper text and images.
TechnologyIPS LCDAMOLEDG42 offers deeper blacks, better contrast, and more vibrant colors with superior power efficiency, particularly with dark themes.
Refresh Rate120Hz60HzG51 offers much smoother scrolling and animations, more responsive for gaming.
Brightness0 nits0 nitsPeak brightness is unspecified and will vary.
Performance
ChipsetSnapdragon 480+ 5G (8nm)Snapdragon 680 4G (6nm)G51 has a faster chip that supports 5G and has better overall performance and is more suitable for more demanding tasks.
AnTuTu Score381,000249,000G51 has notably higher benchmark score, which will be noticeable in app loading and multi tasking.
GPUAdreno 619Adreno 610G51 has a superior GPU for better gaming performance.
Camera
Standard Camera50MP, f/1.850MP, f/1.8Both offer similar main camera performance, the same sensor and aperture.
Selfie Camera13MP, f/2.216MP, f/2.2G42 has a higher resolution front camera, likely with more detail.
Wide Angle8MP8MP, f/2.2Both have identical wide-angle lens resolution.
Macro Lens2MP2MP, f/2.4Both have a 2MP macro, standard for macro photography, but the one in G42 has a wider aperture.
Video1080p@30/60/240fps; Slow-mo: Yes 240fps1080p@30fps; Slow-mo: No 30fpsG51 has significantly better video capabilities (including 60 and 240fps and slow-mo)
FeaturesRAW, Digital zoom, Triple camera, Autofocus, Touch focus, Phase detection autofocus (PDAF), Laser autofocus (LAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timerDigital zoom, Triple camera, Autofocus, Touch focus, Phase detection autofocus (PDAF), Laser autofocus (LAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timerG51 has RAW option for more flexibility with photo editing
Battery Life
Capacity5000mAh5000mAhBoth have the same battery capacity, suggesting similar endurance.
Charging10W20WG42 charges significantly faster, reducing downtime.
Software
OSAndroid 11, upgradable to 12Android 12G42 ships with a more recent Android OS, which may offer new features and better optimization compared to the older OS of the G51.
Connectivity
Wi-Fi802.11ac802.11acBoth have the same Wi-Fi standards
Bluetooth5.1 LE5.0 LEG51 has a slightly newer Bluetooth version which may have small improvements in connection stability and efficiency.
GPSYesYesBoth phones offer the same GPS navigation systems.
SIMDual SIMDual SIMBoth have a dual SIM card slot.
Storage
Internal64GB/128GB64GB/128GBBoth have similar storage options.
RAM4GB/8GB4GB/6GBG51 has more RAM options for better multi tasking.
ExpandableNoNoNeither phone supports expandable storage.
Audio
QualityDolby Atmos, 2 microphonesDolby Atmos, Stereo SpeakersG42 has better speakers, while G51 has 2 microphones.
Security
FeaturesSide-mounted fingerprintSide-mounted fingerprintBoth offer similar basic biometric security.
Sensors
SensorsAccelerometer, Gyroscope, Proximity, FingerprintAccelerometer, Gyroscope, Compass, Proximity, FingerprintG42 has an additional compass sensor.

2. Key Insights

Motorola Moto G51 5G Strengths:

  • Performance Powerhouse: The Snapdragon 480+ 5G combined with the Adreno 619 GPU gives the G51 a clear edge in terms of processing power and gaming. It's much faster in benchmarks.
  • Smooth Display: The 120Hz refresh rate offers a visibly smoother experience, making interactions and animations much more fluid.
  • Advanced Video Features: Offers significantly better video capabilities including the option for 60fps, 240fps and slow-motion recording at 240fps, and RAW photo mode.
  • More RAM: The availability of 8GB of RAM gives it an advantage in multitasking.
  • 5G Support: It has a 5G chip for users who want faster mobile data speeds.
  • Slightly Newer Bluetooth: Uses the newer Bluetooth version 5.1.
  • Two Microphones: This can make voice recording and calls slightly clearer compared to only one.

Motorola Moto G42 Strengths:

  • Superior Display Quality: The AMOLED screen provides much better contrast, deeper blacks, and more vibrant colors than the G51’s IPS LCD.
  • Lighter and More Compact: It’s lighter and smaller, making it easier to handle and carry around.
  • Faster Charging: The 20W charging is twice as fast as the G51’s 10W charging.
  • Better Selfie Camera: It features a higher resolution 16MP selfie camera.
  • Stereo Speakers: Better audio immersion for watching content and gaming.
  • Newer OS out of the Box: Comes with a newer Android 12 operating system pre-installed.
  • Compass Sensor: Has an additional compass sensor which is missing in the G51.

Trade-offs:

  • Moto G51 5G:
    • Larger and heavier.
    • Slower charging.
    • Older OS.
  • Moto G42:
    • Significantly lower performance compared to G51.
    • Lacks the 120Hz smooth display.
    • Inferior video recording capabilities, slower motion recording.

3. User Profiles and Recommendations

  • Motorola Moto G51 5G:

    • Gamers: The faster processor and smoother display make it ideal for mobile gaming.
    • Power Users: Those who value fast performance and multitasking will appreciate the extra RAM and more powerful chip.
    • Media Consumers: The large screen and higher refresh rate are great for watching videos and browsing, even if the display technology isn't the best.
    • People who need a 5G phone: For those who need to take advantage of 5G network speeds.
    • Those who need good quality video recording: The additional video features in the G51 make it great for recording content.
  • Motorola Moto G42:

    • Everyday Users: Those seeking a comfortable, easy-to-use phone with good display quality.
    • Casual Photographers: The improved selfie camera is great for taking pictures.
    • Media Enjoyers: The more immersive display makes it more suitable for video consumption.
    • Practical Users: The faster charging and lighter build make it practical for day-to-day use.
    • Users who value Audio: The stereo speakers make it ideal for those who frequently use their speakers.
    • Users who value a newer OS: If you want to have the most recent Android version out of the box this is a good choice.

4. Buying Decision Framework

Here are three practical questions to help users decide:

  1. How important is performance?
    • If you're a gamer or need a fast phone for intensive tasks, the Moto G51 5G is better.
    • For casual use and everyday tasks, the Moto G42 is sufficient.
  2. Do you prefer a better display or a smoother screen?
    • If you prioritize visual quality, go for the Moto G42 with its AMOLED display.
    • If you prefer smoother animations and don't mind an IPS LCD, the Moto G51 5G is better.
  3. Is fast charging a significant factor for you?
    • If you frequently find yourself running low on battery and need quick top-ups, the Moto G42 with 20W charging is the better choice.
    • If charging speed isn't a major concern, the Moto G51 5G will suffice.

Scenario-Based Recommendations:

  • Scenario 1: Gaming Enthusiast

    • Recommendation: Motorola Moto G51 5G, due to its superior processing power, graphics, and 120Hz refresh rate.
  • Scenario 2: Everyday User focused on Media Consumption

    • Recommendation: Motorola Moto G42, thanks to its superior AMOLED display, compact form, and stereo speakers.
  • Scenario 3: Budget-Conscious User

    • Recommendation: This depends on preference and price. If you can find the G42 and G51 at the same price go for G42, otherwise the device with the more attractive price is a good choice.
  • Scenario 4: Content Creator

    • Recommendation: Motorola Moto G51 5G, because it offers more robust video recording capabilities.

What I Would Choose and Why

If I were choosing between these two, I would lean towards the Motorola Moto G51 5G. While I appreciate the beautiful AMOLED display and lightweight design of the G42, my personal needs and preferences skew towards performance and having a smooth experience. I am often multi-tasking, and I occasionally like playing games. The 120Hz screen and faster chip of the G51 would provide a much more responsive and fluid experience. I also occasionally record content, and the video capabilities of the G51 would be a plus.

Additionally, the faster performance and the option for more RAM will be worth it to me even though the screen isn't as nice as the G42. However, the decision would depend on price - if the G42 is available at a significantly lower price I would be inclined to get that instead.

Alex Griffin
Alex Griffin

Technology analyst specializing in mobile devices and consumer electronics.

Core Expertise

  • Mobile technology analysis
  • Consumer electronics evaluation
  • Technical specification interpretation
  • User experience insights

Professional Mission Empowering readers to make informed technology decisions by transforming intricate specifications into understandable, practical guidance.

Demystifying technology, one device at a time.