Motorola Moto G51 5G vs Xiaomi Poco X4 Pro 5G - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date December 16, 2021 March 23, 2022
Release Year 2021 2022

Physical

Volume 118.69 cm³ 101.21 cm³
Screen Size to Weight Ratio 3.27 "/g 3.25 "/g
Weight 208 g 205 g
Height 170.5 mm 164.2 mm
Width 76.5 mm 76.1 mm
Thickness 9.1 mm 8.1 mm
Foldable Design No No
Available Colors
  • Indigo Blue
  • Bright Silver
  • Aqua Blue
  • Poco Yellow
  • Laser Black
  • Laser Blue

Display

Screen Size 6.8 " 6.67 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 85.6 % 86 %
Pixel Density 387 PPI 395 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A 700 nits
HBM Brightness N/A N/A
Peak Brightness N/A 1200 nits

Hardware

Battery Capacity per Screen Area 108.13 mAh/in² 112.39 mAh/in²
Battery Density 42.13 mAh/cm³ 49.4 mAh/cm³
Battery Capacity 5000 mAh 5000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM4350-AC Snapdragon 480+ 5G (8 nm) Qualcomm SM6375 Snapdragon 695 5G (6 nm)
CPU Octa-core (2x2.2 GHz Kryo 460 & 6x1.8 GHz Kryo 460) Octa-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver)
GPU Adreno 619 Adreno 619

Connectivity

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

Software

Operating System Android Android
Initial OS Version 11 11
Maximum OS Version 12

Comparison Summary

Okay, let's break down the Motorola Moto G51 5G and the Xiaomi Poco X4 Pro 5G. This is going to be a fun one, diving into how these specs translate into real-world performance.

1. Specifications Breakdown

FeatureMotorola Moto G51 5GXiaomi Poco X4 Pro 5GReal-World Implications
Design
Dimensions170.5 × 76.5 × 9.1 mm164.2 × 76.1 × 8.1 mmPoco X4 Pro is slightly more compact and thinner, potentially more comfortable for one-handed use. Moto G51 is bulkier.
Weight208g205gBoth phones are fairly hefty; a negligible difference of 3 grams.
Display
Size6.8"6.67"Moto G51 offers a slightly larger screen for immersive viewing. Poco X4 Pro has a more manageable size.
Resolution1080x24001080x2400Both offer sharp, detailed images.
PPI387395Very similar pixel density, so sharpness will be nearly identical
TechnologyIPS LCDAMOLEDBig Difference: Poco X4 Pro's AMOLED offers better contrast, richer colors, and deeper blacks; more vibrant for videos/games.
Refresh Rate120Hz120HzBoth offer smooth scrolling and animations.
Brightness0 nits1200 nitsHuge Difference: Poco X4 Pro is much brighter and usable outdoors in direct sunlight. The Moto G51 may struggle.
Performance
ChipsetSnapdragon 480+ 5G (8 nm)Snapdragon 695 5G (6 nm)Snapdragon 695 in the Poco X4 Pro is more efficient and offers slightly better performance for gaming and demanding apps.
AnTuTu Score381,000395,978Both are comparable for general usage; the Poco X4 Pro has a slight edge in performance.
GPUAdreno 619Adreno 619Both have the same GPU, so graphics performance is similar, but Poco X4 Pro handles it a bit better due to chip advantage.
Camera
Main Camera50MP, f/1.8, 1/2.76"108MP, f/1.9, 1/1.52"Poco X4 Pro’s 108MP sensor captures more detail, especially in good light. It has a larger sensor to help with low light.
Selfie Camera13MP, f/2.216MP, f/2.4Poco X4 Pro has a slightly higher resolution front camera.
Wide Angle Lens8MP8MP, f/2.2, 1/2.8"Similar capabilities. The X4 Pro has a better sensor.
Macro Lens2MP2MP, f/2.4, 1/5"Similar macro lens performance.
Video Recording1080p@60fps, 240fps Slow Mo1080p@30fps, 120fps Slow MoMoto G51 offers 60fps for smoother video recording and a faster slow motion, whereas the X4 Pro has a larger sensor for video.
Battery Life
Capacity5000mAh5000mAhBoth offer comparable battery life, lasting a full day with moderate use.
Charging10W fast charging67W fast chargingHuge Difference: Poco X4 Pro charges much faster, filling the battery in minutes compared to hours for the Moto G51.
Software
OSAndroid 11, upgrade to 12Android 11Moto G51 gets the benefit of upgrading to android 12
Connectivity
Wi-FiWi-Fi acWi-Fi ac, MIMOBoth have similar Wi-Fi capabilities but X4 pro has MIMO.
Bluetooth5.15.2, APT-x, LDAC, AACX4 pro supports higher Bluetooth codec for better audio quality.
Storage
Internal64/128 GB64/128/256GBPoco X4 Pro offers a 256GB option for power users with large media files and has a slight edge with more storage.
RAM4/8 GB6/8GBThe X4 Pro has a slightly higher minimum ram, making it better for multi-tasking.
ExpandableNoNoBoth lack expandable storage.
Audio
QualityDolby Atmos, 2 MicsDolby Atmos, Hi-Res Audio, Stereo Speakers, 2 MicsX4 Pro Has better audio quality and also has better spatial audio.
Build Quality
Screen ProtectionUnknownCorning Gorilla Glass 5Poco X4 Pro has better screen protection.

2. Key Insights

Motorola Moto G51 5G Strengths:

  • Larger Display: A 6.8-inch screen is great for immersive media consumption.
  • 60fps Video Recording: The ability to capture smoother video at 60fps is a nice touch, along with a faster 240fps slow-motion mode.
  • Software: Benefit of upgrading to android 12

Xiaomi Poco X4 Pro 5G Strengths:

  • Superior Display: The AMOLED screen with 1200 nits brightness provides a much better visual experience, particularly outdoors.
  • Faster Charging: 67W fast charging is a game-changer, quickly topping up the battery.
  • Better Main Camera: The 108MP sensor captures more detail and performs better in low-light conditions.
  • Slightly Better Performance: The Snapdragon 695 chipset offers a bit more oomph for demanding tasks.
  • Stereo Speakers The Poco X4 Pro has better quality speakers.
  • Screen Protection The Poco X4 pro has better screen protection.
  • Bluetooth Codecs The X4 Pro supports APT-x, LDAC, AAC

Trade-offs:

  • The Moto G51 5G trades off display quality and charging speed for a larger screen and slightly better video framerate.
  • The Poco X4 Pro sacrifices a larger screen and faster slow-motion capture for a brighter display and faster charging speeds.
  • Neither phone offers expandable storage, so users need to be mindful of storage capacity.

3. User Profiles and Recommendations

  • Motorola Moto G51 5G:

    • Best for: Users who prioritize a larger screen for content consumption and like to record at 60fps and want android 12.
    • Use Cases: Streaming movies, reading e-books, casual gaming, using the front facing camera.
    • Not ideal for: Heavy outdoor use in bright sunlight, those who rely on fast charging.
  • Xiaomi Poco X4 Pro 5G:

    • Best for: Users who value a vibrant display, fast charging, and better camera performance.
    • Use Cases: Photography, gaming, media consumption, those who want a better audio experience and listen to music with a better Bluetooth connection.
    • Not ideal for: Those who need a large display and a faster slow-motion mode.

4. Buying Decision Framework

Here are three practical questions to help you decide:

  1. Do you prioritize display quality and brightness, especially for outdoor use?

    • Yes: Go for the Xiaomi Poco X4 Pro 5G.
    • No: The Motorola Moto G51 5G's larger screen might be preferable.
  2. How important is fast charging to you?

    • Very important: The Xiaomi Poco X4 Pro 5G is the clear choice.
    • Not very important: The Motorola Moto G51 5G will still get you through the day.
  3. Do you mostly use the camera in good light, or do you need better low-light capabilities?

    • Low-light performance is a must: The Xiaomi Poco X4 Pro 5G is the better option.
    • Good light is fine: Both cameras perform well enough, but the G51 does offer slightly more flexibility with 60 fps and 240fps slow mo.

Scenario-Based Recommendations:

  • The Content Binge Watcher: If you primarily use your phone for streaming movies and series, and you mostly watch inside, then go for the Motorola G51. If you are often outside the Poco X4 Pro is the clear winner.
  • The On-The-Go Gamer: The Xiaomi Poco X4 Pro 5G offers slightly better performance and charging for longer gaming sessions.
  • The Aspiring Photographer: The Xiaomi Poco X4 Pro 5G's 108MP main sensor and brighter display give it the edge.
  • The Value Seeker: The Poco X4 Pro offers better value for the performance and quality.

What I Would Choose

If I were choosing between these two phones, I'd go for the Xiaomi Poco X4 Pro 5G. Here's why:

  • Display: As someone who spends a lot of time outside, the difference in screen brightness alone is enough for me to choose the X4 pro. The AMOLED display is just fantastic compared to IPS LCD.
  • Charging: 67W charging is a game-changer. I hate waiting for a phone to charge, so this is a major plus.
  • Overall Quality: The Poco X4 Pro overall offers slightly better performance in almost every category.

While the Motorola G51 offers a larger display which is nice, the Poco X4 Pro packs a lot of features that would improve the overall user experience. The Poco X4 Pro offers superior screen quality, better cameras and fast charging.

Ultimately, the best phone for you will depend on your specific needs and priorities, and by walking through the key differences, I hope you'll be able to make the right choice.

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.