Motorola Moto G51 5G vs Realme 9i - Detailed Phone Comparison

Detailed Comparison

Specification
Realme 9i
Realme 9i
Realme

General

Launch Date December 16, 2021 January 10, 2022
Release Year 2021 2022

Physical

Volume 118.69 cm³ 104.54 cm³
Screen Size to Weight Ratio 3.27 "/g 3.47 "/g
Weight 208 g 190 g
Height 170.5 mm 164.4 mm
Width 76.5 mm 75.7 mm
Thickness 9.1 mm 8.4 mm
Foldable Design No No
Available Colors
  • Indigo Blue
  • Bright Silver
  • Aqua Blue
  • Black
  • Blue

Display

Screen Size 6.8 " 6.6 "
Resolution 1080 x 2400 1080 x 2412
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 85.6 % 84.2 %
Pixel Density 387 PPI 400 PPI
Refresh Rate 120 Hz 90 Hz
Typical Brightness N/A 480 nits
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 108.13 mAh/in² 114.78 mAh/in²
Battery Density 42.13 mAh/cm³ 47.83 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 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 13

Comparison Summary

Alright, let's break down the Motorola Moto G51 5G and the Realme 9i. These two phones are battling it out in the mid-range, and while they share some similarities, some key differences make them suitable for distinct types of users.

1. Specifications Breakdown

Here's a detailed comparison of the key technical specifications, along with their real-world implications:

FeatureMotorola Moto G51 5GRealme 9iReal-World Implications
Design
Dimensions170.5 x 76.5 x 9.1 mm164.4 x 75.7 x 8.4 mmThe Motorola is taller and slightly thicker, making the Realme feel more compact. The Motorola's extra volume might make it slightly less ergonomic for some users.
Weight208g190gThe Realme is noticeably lighter, which means it will feel more comfortable to hold for extended periods. The Motorola is a bit on the heavier side, which might be a concern for some users.
Display
Size6.8"6.6"The Motorola offers a slightly larger screen, which is great for media consumption.
Resolution1080x24001080x2412Both displays are sharp, offering a similar visual experience with a slight edge in pixel density on the Realme.
Pixel Density (PPI)387400Realme provides slightly sharper visuals, but the difference is minimal.
TechnologyIPS LCDIPS LCDBoth phones use the same type of display panel, meaning you can expect similar color accuracy and viewing angles.
Refresh Rate120Hz90HzThe Motorola's 120Hz refresh rate translates to smoother scrolling and animations. The Realme 9i's 90Hz is still smooth but not as fluid as the Motorola.
Brightness0 nits0 nitsBoth phones have identical peak brightness at 0 nits.
Performance
ChipsetSnapdragon 480+ 5G (8nm)Snapdragon 680 4G (6nm)The Motorola's Snapdragon 480+ is significantly more powerful in raw processing. The Motorola is 5G ready while the Realme is limited to 4G networks, a significant point for network availability.
AnTuTu Score381,000216,850The Motorola's substantially higher score indicates noticeably better performance in tasks like gaming and multitasking. The Realme may struggle more with intensive applications.
GPUAdreno 619Adreno 610The Motorola's Adreno 619 is more capable for graphics processing, further enhancing gaming and visual rendering capabilities compared to Realme.
Camera
Standard Camera50MP, f/1.8, 1/2.76"50MP, f/1.8, 1/2.76"Both share the same primary sensor, so image quality should be similar in standard lighting conditions.
Selfie Camera13MP, f/2.2, 1.12µm pixel16MP, f/2.1, 1.0µm pixelThe Realme offers a higher-resolution selfie camera and a slightly wider aperture, potentially resulting in slightly better low-light selfies.
Wide Angle Lens8MPNoneMotorola has a dedicated wide-angle lens, a feature absent on the Realme, making it more versatile for landscape shots.
Macro Lens2MP, 1.75µm pixel2MP, f/2.4, 1.75µm pixelThe macro cameras are similar but the Realme offers a slightly wider aperture.
Black & white LensNone2MP, f/2.4, 1.75µm pixelThe Realme includes a dedicated black and white lens, a feature absent on the Motorola.
Video Recording1080p@30fps, 1080p@60fps, 1080p@240fps; Slow-motion: Yes, 240 fps1080p@30fps; Slow-motion: Yes, 120 fpsMotorola has higher frame rate recording options.
Battery
Capacity5000mAh5000mAhBoth offer similar battery capacity. Real-world endurance should be similar unless extreme use cases are present.
Charging10W33WThe Realme supports much faster charging, significantly reducing charging times. This is a noticeable quality-of-life improvement for most users.
Software
OSAndroid 11, upgradable to 12Android 11, upgradable to 13While both start on Android 11, Realme's guaranteed update to 13 means it is supported longer. This is particularly important for users concerned about security and compatibility.
Connectivity
Wi-Fi802.11a/b/g/n/ac802.11a/b/g/n/acBoth support the same WiFi versions
Bluetooth5.1 LE5.0The Motorola features Bluetooth 5.1 compared to the Realme's 5.0.
GPSGPS, A-GPS, GLONASS, Beidou, SUPL, GalileoGPS, A-GPS, GLONASS, Beidou, GalileoBoth phones offer similar location capabilities. Motorola has an additional supported feature.
SIMDual SIM Dual StandbyDual SIM Dual StandbyBoth phones offer similar Dual SIM capabilities.
Storage
Internal Storage64GB or 128GB64GB or 128GBBoth phones come with the same internal storage options, allowing users to choose between more storage or a lower price point.
RAM4GB or 8GB4GB or 6GBMotorola offers more RAM. This is advantageous for multitasking, gaming and resource-heavy applications.
Expandable StorageNoNoNeither phone offers external storage expansion. This limitation may be a major drawback for some users.
Audio
QualityDolby Atmos, 2 microphonesHi-Res Audio, Stereo SpeakersThe Realme 9i offers higher quality audio playback, better audio separation and immersion while Motorola offers Dolby Atmos and 2 microphones.
Security
Featuresside-mounted fingerprint sensorside-mounted fingerprint sensorBoth phones share the same basic biometric security solution.
Sensors
SensorsBiometric: Fingerprint; Proximity: Proximity; Motion: Accelerometer, GyroscopeBiometric: Fingerprint; Proximity: Proximity; Motion: Accelerometer, CompassMotorola additionally features: Gyroscope; Realme additionally features: Compass.

2. Key Insights

Motorola Moto G51 5G Strengths:

  • Superior Performance: The Snapdragon 480+ 5G and Adreno 619 GPU deliver significantly better performance, making it a better choice for gaming and demanding apps. The 5G connectivity is a big advantage over Realme.
  • Smoother Display: The 120Hz refresh rate provides a smoother visual experience.
  • Camera Versatility: Inclusion of a dedicated wide-angle camera adds more flexibility.
  • More RAM: Up to 8GB of RAM for better multitasking.

Realme 9i Strengths:

  • Lighter and More Compact: The Realme 9i is significantly more comfortable to handle due to its lower weight and smaller size.
  • Faster Charging: 33W fast charging is a game-changer. You'll spend much less time waiting for your phone to charge.
  • Better Selfie Camera: Higher resolution and wider aperture for better-lit selfies.
  • Dedicated black and white lens: Adds more flexibility to photography.
  • Software: Guaranteed update to Android 13 provides more support than Motorola.
  • Audio: Better audio quality via stereo speakers.

Trade-offs:

  • Motorola: Heavier, bulkier, slower charging.
  • Realme: Significantly lower performance, no wide-angle camera, slower refresh rate, no 5G.

3. User Profiles and Recommendations

  • Motorola Moto G51 5G:
    • Ideal for: Users who prioritize performance, gaming, and media consumption. Also good for users who want 5G connectivity.
    • Use Cases: Gamers, multitaskers, and users who frequently watch videos or browse social media.
    • Note: If you frequently shoot photos, having a wide-angle lens is a plus for landscape shots, although this will not match the performance of other phones in the category.
  • Realme 9i:
    • Ideal for: Users who value ergonomics, battery life, and fast charging above raw processing power.
    • Use Cases: Casual users, individuals who use their phone mainly for social media, calls, and web browsing.
    • Note: This device will not be suitable for users who require the highest processing power for applications or gaming.

4. Buying Decision Framework

To help you decide, consider these questions:

  1. How important is raw processing power for you?
    • If you play demanding games or use resource-intensive apps, the Motorola is a much better fit.
    • If your usage is light, the Realme will work fine.
  2. Is fast charging a must-have feature?
    • If you often find yourself running low on battery, the Realme's faster charging is a significant advantage.
    • If you charge your phone overnight, the difference in charging speed might not matter much.
  3. Do you value ergonomics and comfort?
    • If having a light and slim phone is crucial for you, the Realme is the better choice.
    • If you don't mind a slightly bulkier device, the Motorola may work out.
  4. Is 5G important to you?
    • If so, the Motorola is the only option here since the Realme only provides 4G.

Scenario-Based Recommendations:

  • Scenario 1: Gaming Enthusiast: Go for the Motorola Moto G51 5G due to its significantly faster processor and GPU, higher refresh rate, and more RAM.
  • Scenario 2: Everyday Casual User: The Realme 9i might be a better choice for its comfortable design and faster charging capabilities.
  • Scenario 3: Budget-Conscious User: Depending on the price difference, the Realme 9i may be preferable for users with a very strict budget who would like a more recent model with future software support. However, a marginal price increase for the Motorola could improve the overall experience for most users.

My Choice

Personally, I'd choose the Motorola Moto G51 5G. While the Realme 9i has its merits, the performance difference is just too significant to ignore, especially considering my typical workload involves some light gaming and running multiple apps concurrently. The 120Hz display is also something I appreciate for a smoother user experience. Although I wish it had a faster charging speed like the Realme and an expandable storage option, the overall experience of the Motorola would justify these trade-offs. The faster processor, more RAM, better GPU and 5G connectivity makes this device a more versatile option for a modern smartphone user.

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.