Motorola Moto G51 5G vs Xiaomi 12 - Detailed Phone Comparison

Detailed Comparison

Specification
Xiaomi 12
Xiaomi 12
Xiaomi

General

Launch Date December 16, 2021 December 31, 2021
Release Year 2021 2021

Physical

Volume 118.69 cm³ 87.52 cm³
Screen Size to Weight Ratio 3.27 "/g 3.51 "/g
Weight 208 g 179 g
Height 170.5 mm 152.7 mm
Width 76.5 mm 69.9 mm
Thickness 9.1 mm 8.2 mm
Foldable Design No No
Available Colors
  • Indigo Blue
  • Bright Silver
  • Aqua Blue
  • Blue
  • Green
  • Purple
  • Gray

Display

Screen Size 6.8 " 6.28 "
Resolution 1080 x 2400 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 85.6 % 89.2 %
Pixel Density 387 PPI 419 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A 1100 nits

Hardware

Battery Capacity per Screen Area 108.13 mAh/in² 114.10 mAh/in²
Battery Density 42.13 mAh/cm³ 51.41 mAh/cm³
Battery Capacity 5000 mAh 4500 mAh
NFC Support Yes Yes
Chipset Qualcomm SM4350-AC Snapdragon 480+ 5G (8 nm) Qualcomm SM8450 Snapdragon 8 Gen 1 (4 nm)
CPU Octa-core (2x2.2 GHz Kryo 460 & 6x1.8 GHz Kryo 460) Octa-core (1x3.00 GHz Cortex-X2 & 3x2.50 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)
GPU Adreno 619 Adreno 730

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 12
Maximum OS Version 12

Comparison Summary

Okay, let's dive into a detailed comparison of the Motorola Moto G51 5G and the Xiaomi 12. We're going beyond the spec sheet to understand what these numbers mean for you in real life.

1. Specifications Breakdown

Here's a detailed breakdown of the specifications, focusing on what they mean for you day-to-day:

FeatureMotorola Moto G51 5GXiaomi 12Real-World Implications
DESIGN
Dimensions170.5 × 76.5 × 9.1 mm152.7 × 69.9 × 8.2 mmMoto G51 is larger and bulkier, the Xiaomi 12 is more compact and pocketable.
Weight208g179gXiaomi 12 is noticeably lighter and easier to handle for extended use.
BuildUnknownGorilla Glass VictusXiaomi 12 has better screen protection against scratches and drops.
DISPLAY
Size6.8"6.28"Moto G51 offers a larger screen for media consumption; Xiaomi 12 is more comfortable for one-handed use.
Resolution1080x24001080x2400Both offer crisp visuals; identical pixel count.
PPI387419Xiaomi 12 has slightly sharper display due to higher pixel density.
TechnologyIPS LCDAMOLEDXiaomi 12's AMOLED provides deeper blacks, better contrast, and more vibrant colors.
Refresh Rate120Hz120HzBoth have smooth scrolling and animations, ideal for gaming and fluid transitions.
Brightness0 nits1100 nitsXiaomi 12's display is significantly brighter, much more visible in direct sunlight.
PERFORMANCE
ChipsetSnapdragon 480+ 5GSnapdragon 8 Gen 1Xiaomi 12 offers significantly faster performance, better for gaming and demanding apps.
AnTuTu Score381,0001,150,831Xiaomi 12's raw performance is over 200% faster; a huge gap in speed.
GPUAdreno 619Adreno 730Xiaomi 12’s GPU provides a massive boost to graphics performance, for gaming and heavy GPU tasks.
CAMERA
Main Camera Sensor50MP, f/1.8, 1/2.76"50MP, f/1.88, 1/1.56"Xiaomi 12 has a much larger sensor which allows more light, typically resulting in better images, especially in low light.
Main Camera Pixels0.64 µm1.00 µmXiaomi 12 has larger individual pixels for better light capture.
Selfie Camera13MP, f/2.232MP, 1/3.14"Xiaomi 12’s selfie camera captures more detail and is higher resolution for sharper selfies.
Wide Camera8MP13MP, f/2.4Xiaomi 12 offers a sharper wide-angle shots.
Macro Camera2MP5MP, f/2.4Xiaomi 12’s macro camera produces much more detail in close-up shots.
VideoUp to 1080p 240fpsUp to 8K, 1920fps slo-moXiaomi 12 offers much higher quality video recording and slow-motion capabilities.
DxOMark Score-113Xiaomi 12 has a validated superior camera quality.
OIS/EISNoYesXiaomi 12 uses optical image stabilization for clearer, shake-free photos and videos.
BATTERY LIFE
Capacity5000mAh4500mAhMoto G51 should offer longer battery life due to the larger capacity.
Charging10W67WXiaomi 12 can recharge significantly faster, from zero to full in a fraction of time.
Wireless ChargingNo50WXiaomi 12 offers the convenience of wireless charging, and fast at that.
Reverse ChargingNo10WXiaomi 12 can charge other devices wirelessly.
SOFTWARE
OSAndroid 11, upgradable to 12Android 12Xiaomi 12 comes with newer Android out of the box.
CONNECTIVITY
Wi-FiWi-Fi 5Wi-Fi 6Xiaomi 12 offers faster and more reliable Wi-Fi connectivity.
Bluetooth5.15.2Xiaomi 12 has a slightly newer Bluetooth version for better audio connection quality.
GPSGPS, A-GPS, GLONASS, etcA-GPS, GLONASS, etcXiaomi 12 has more extensive GPS capabilities and more precise location.
STORAGE
Internal Storage64/128GB128/256GBXiaomi 12 offers more storage capacity at the high end (256GB).
RAM4/8GB8/12GBXiaomi 12 offers more RAM, which enhances multitasking and gaming performance.
Expandable StorageNoNoNeither phone allows for storage expansion via microSD.
AUDIO
QualityDolby AtmosDolby Atmos, Hi-Res, StereoXiaomi 12 has superior audio with richer, clearer, louder and more immersive sound.
SECURITY
SensorSide FingerprintFingerprintBoth have fingerprint scanners, but Moto G51 uses side-mounted while the type of Xiaomi 12 is not specified
SENSORS
SensorsAccelerometer, Gyroscope, ProximityAccelerometer, Gyroscope, Compass, RGB, Ultrasonic proximity virtualXiaomi 12 has more sensor types for additional functionality like compass and enhanced proximity sensor.

2. Key Insights

Motorola Moto G51 5G Strengths:

  • Larger Display: The 6.8-inch screen is great for those who consume a lot of media.
  • Larger Battery: A 5000mAh battery provides potentially longer battery life, ideal for extended usage away from a charger.
  • More Advanced Fingerprint Sensor: The side-mounted fingerprint sensor is convenient.

Motorola Moto G51 5G Trade-Offs:

  • Underpowered Performance: The Snapdragon 480+ 5G is a budget-level chip and will struggle with gaming and heavy apps.
  • Basic Display: The IPS LCD is significantly inferior to the AMOLED found in the Xiaomi 12, particularly with brightness outdoors.
  • Slow Charging: 10W charging is quite slow, and this will have you waiting for a long time to get to full.
  • Basic Camera Capabilities: The camera system is outclassed by the Xiaomi 12 by a significant margin.

Xiaomi 12 Strengths:

  • Flagship Performance: The Snapdragon 8 Gen 1 processor is one of the fastest chips on the market, ensuring excellent performance for gaming and demanding tasks.
  • Superior Display: The AMOLED display is brighter, has better contrast and is overall more pleasing to look at.
  • Great Camera: The Xiaomi 12 has a very solid camera setup, with better image quality across all sensors.
  • Fast Charging: 67W wired and 50W wireless charging will get the phone back to full in no time.
  • Premium Audio: Stereo speakers with Hi-Res audio, provide an immersive sound experience.
  • Modern Features: Including Wi-Fi 6 and more advanced Bluetooth standard.

Xiaomi 12 Trade-Offs:

  • Smaller Battery: The 4500mAh battery is smaller than the Motorola's, so it could offer shorter battery life, depending on usage.
  • No expandable Storage: Not an issue for most, but it does not offer expandable storage via microSD.

3. User Profiles and Recommendations

  • Motorola Moto G51 5G: Best suited for users who prioritize screen size and battery life, need a budget-friendly option, and don't demand peak performance or the best camera quality.

    • Use Case: Media consumption (YouTube, streaming), everyday tasks (browsing, social media), and for those who need a phone that will last all day without needing a recharge.
  • Xiaomi 12: Ideal for power users, mobile gamers, and photography enthusiasts. It's perfect for those who value a premium experience, with top-tier performance, a superb display, fast charging, and excellent camera capabilities.

    • Use Case: Demanding gaming, professional content creation, intensive multitasking, and users who want the best of the best.

4. Buying Decision Framework

Here are three questions to help you decide between these phones:

  1. How important is raw performance? If you're a gamer or a heavy user, the Xiaomi 12 is the clear choice. If you mostly do basic tasks, the Motorola might suffice.
  2. What is more important: Display or Battery Life? If you want the best display quality, even in bright sunlight, the Xiaomi 12 excels. For longer battery life, the Motorola has an edge.
  3. What's your budget? The Motorola G51 is significantly more budget-friendly than the Xiaomi 12. If you need to save money, the Motorola could be a good option, but you'll miss out on many premium features.

Scenario-Based Recommendations:

  • Budget-Conscious Media Lover: You need a large screen for watching videos and want to save money. The Motorola Moto G51 5G could be a suitable choice.
  • Power User/Gamer: You prioritize fast performance, a great display, and good camera. Go with the Xiaomi 12 without hesitation.
  • Balanced User: If you want a good all-rounder and can spend a bit more, the Xiaomi 12 is a better choice despite the slightly smaller battery capacity.
  • Outdoor User: If you need the best outdoor visibility, the Xiaomi 12 is a must.

Personal Choice

If it were up to me, I would choose the Xiaomi 12, hands down.

The performance and display advantages that the Xiaomi 12 offers make it a far superior experience for daily use. While the Motorola might have longer battery life on paper, the speed of the Xiaomi's charging more than makes up for it. When it comes to the camera system, the difference is night and day. The Xiaomi 12 provides a far more well-rounded experience, even considering the increased price tag. It’s a significant step up in performance, camera capabilities, display quality, and it delivers a genuinely premium smartphone experience.

While I value large battery capacity, the fact that the Xiaomi 12 can charge so quickly means that I am more than happy to sacrifice a bit of battery life for the rest of the superior features. I am a heavy user, so I need the Snapdragon 8 Gen 1 processor to deal with all of my daily needs, and the camera is a big part of my life.

While the Motorola is a great budget-friendly phone, it simply does not compare to the overall package of the Xiaomi 12.

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.