Motorola Moto G51 5G vs Motorola Razr 50 Ultra - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date December 16, 2021 June 25, 2024
Release Year 2021 2024

Physical

Volume 118.69 cm³ 90.05 cm³
Screen Size to Weight Ratio 3.27 "/g 3.65 "/g
Weight 208 g 189 g
Height 170.5 mm 171.4 mm
Width 76.5 mm 74 mm
Thickness 9.1 mm 7.1 mm
Foldable Design No Yes
Available Colors
  • Indigo Blue
  • Bright Silver
  • Aqua Blue
  • Peach Fuzz
  • Spring Green (Dill)
  • Midnight Blue (Navy Blazer)

Display

Screen Size 6.8 " 6.9 "
Resolution 1080 x 2400 1080 x 2640
Aspect Ratio 20:9 22:9
Screen-to-Body Ratio 85.6 % 84.9 %
Pixel Density 387 PPI 413 PPI
Refresh Rate 120 Hz 165 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A 3000 nits

Hardware

Battery Capacity per Screen Area 108.13 mAh/in² 84.02 mAh/in²
Battery Density 42.13 mAh/cm³ 44.42 mAh/cm³
Battery Capacity 5000 mAh 4000 mAh
NFC Support Yes Yes
Chipset Qualcomm SM4350-AC Snapdragon 480+ 5G (8 nm) Qualcomm SM8635 Snapdragon 8s Gen 3 (4 nm)
CPU Octa-core (2x2.2 GHz Kryo 460 & 6x1.8 GHz Kryo 460) Octa-core (1x3.0 GHz Cortex-X4 & 4x2.8 GHz Cortex-A720 & 3x2.0 GHz Cortex-A520)
GPU Adreno 619 Adreno 735

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 14
Maximum OS Version 12 17

Comparison Summary

Alright, let's dive into a head-to-head comparison of the Motorola Moto G51 5G and the Razr 50 Ultra. One is a budget-friendly workhorse from 2021, the other a cutting-edge foldable powerhouse released just recently. It's a classic David vs. Goliath scenario, but as we'll see, each has its strengths.

1. Specifications Breakdown

FeatureMotorola Moto G51 5GMotorola Razr 50 UltraReal-World Implications
Design
Launch Date2021-12-162024-06-25Razr is significantly newer (2.5 years), likely more up-to-date software and hardware.
Form FactorStandardFoldableRazr offers unique foldable design with compact portability and a futuristic appeal.
Dimensions170.5 × 76.5 × 9.1 mm171.4 × 74 × 7.1 mmRazr is slightly taller, much thinner when unfolded, and narrower, making it easier to handle. Moto G51 is bulkier.
Weight208g189gRazr is lighter, making it more comfortable for long-term handling and pocketability.
Display
Size6.8"6.9"Razr provides slightly larger viewing area.
Resolution1080x24001080x2640Razr has higher pixel count, resulting in sharper images.
Pixel Density387 PPI413 PPIRazr offers moderately sharper text and images.
TechnologyIPS LCDNot specifiedMoto G51 uses LCD display technology. Razr's is unspecified, but likely AMOLED given its higher brightness.
Refresh Rate120Hz165HzRazr offers smoother animations and a more responsive feel.
Brightness0 nits3000 nitsRazr provides dramatically better visibility under direct sunlight, while Moto G51's value is missing, making it hard to determine usability in bright conditions.
Performance
ChipsetSnapdragon 480+ 5GSnapdragon 8s Gen 3Razr's chipset offers much higher performance for demanding apps, gaming, and overall speed.
AnTuTu Score381,0001,625,000Razr boasts significantly faster processing and graphics, making it future-proof and smoother.
GPUAdreno 619Adreno 735Razr provides a much more potent GPU for enhanced gaming and graphics-intensive tasks.
Camera
Main Camera50MP, f/1.8, 1/2.76"50MP, f/1.8, 1/1.96"Razr features a larger sensor, potentially leading to better low-light and detail capturing.
Telephoto + PortraitNone50MP, f/2.0, 1/2.76"Razr offers 2x telephoto lens for portraits and distant subjects.
Selfie Camera13MP, f/2.232MP, f/2.4, 1/3"Razr has a higher resolution selfie camera, possibly leading to better detail but the Moto G51 has a wider aperture allowing for more light.
Wide Angle8MPNoneMoto G51 has a dedicated wide angle lens camera.
Macro Lens2MPNoneMoto G51 has a dedicated macro lens camera.
Video1080p up to 240fps4K up to 60fps, 1080p up to 960fpsRazr offers much higher resolution and frame-rate for richer video.
Camera FeaturesSome basic options, no OIS, no HDR in video recordingMany advanced options, OIS, and HDR in video recordingRazr offers more advanced photography and videography capabilities.
Battery Life
Capacity5000mAh4000mAhMoto G51 has a larger battery, potentially offering longer usage between charges.
Charging10W Fast45W FastRazr charges significantly faster, making it more convenient.
FeaturesNon-removableWireless, Reverse, Non-removableRazr has wireless charging and reverse wireless charging capabilities, for more flexibility.
Software
OSAndroid 11, up to 12Android 14, up to 17Razr comes with a newer Android version, providing the latest features and potentially longer software support.
Connectivity
WiFi802.11acWiFi 7Razr has much faster and more stable wifi connectivity.
Bluetooth5.1 LE5.3 LERazr has newer bluetooth version.
SIMDual Nano SIMDual Nano SIM/eSIMRazr offers eSIM support for greater flexibility in managing phone numbers.
Storage
Internal Storage64 GB or 128 GB256 GB or 512 GBRazr has significantly more storage, ideal for storing more media.
RAM4GB or 8GB12 GBRazr comes with a significantly larger RAM, which will drastically improve its multitasking capabilities.
Expandable StorageNoNoNeither of the two support expandable storage
Audio
Audio QualityDolby Atmos, 2 microphonesDolby Atmos, Stereo Speakers, 3 microphonesRazr comes with enhanced audio experience with stereo speakers and slightly better mic setup for calls.
Security
Securityside-mounted fingerprint sensorside-mounted fingerprint sensorBoth have side fingerprint scanner
Build Quality
Screen ProtectionUnknownCorning Gorilla Glass VictusRazr has a superior screen protection
Sensors
SensorsFingerprint, Proximity, Accelerometer, GyroscopeFingerprint, Proximity, Accelerometer, Compass, Gyroscope, GravityRazr provides a comprehensive sensor suite, including a compass.

2. Key Insights

Motorola Moto G51 5G

  • Strengths:

    • Larger Battery: The 5000mAh battery is a key advantage, potentially offering longer battery life for all-day use.
    • Affordability: The G51 is likely priced lower, making it an entry-level option.
    • Dedicated wide and macro camera lenses.
  • Limitations:

    • Outdated Tech: The Snapdragon 480+ 5G chipset is significantly slower than the Razr's, impacting gaming and intensive tasks.
    • Older Software: Android 11 with an upgrade to 12 is quite dated compared to the Razr 50 Ultra, which comes with Android 14 and is planned for 17.
    • Basic Display: The IPS LCD is less vibrant and has lower peak brightness than the Razr.
    • Slower Charging: 10W charging is slow by today's standards.

Motorola Razr 50 Ultra

  • Strengths:
    • Performance: The Snapdragon 8s Gen 3 chipset offers top-tier performance for any task you throw at it.
    • Cutting-Edge Design: The foldable form factor is modern and unique, giving the phone better portability and a futuristic design.
    • Superior Display: High refresh rate, pixel density, and brightness.
    • Advanced Camera System: Improved main sensor, telephoto lens, and 4K video recording with more software features.
    • Modern Features: Wireless charging, reverse charging, and a newer version of Bluetooth.
    • Future-Proof: It will likely receive software updates for the next 2-3 years.
  • Limitations:
    • Smaller Battery: The 4000mAh battery is smaller than the Moto G51, which might mean less battery life.
    • High Price: Foldable phones tend to be much more expensive.
    • No wide angle or macro camera lenses.

3. User Profiles and Recommendations

  • Motorola Moto G51 5G:
    • Best For: Budget-conscious users who prioritize long battery life and essential functionality over high performance. Suitable for basic tasks like calls, browsing, and casual media consumption.
    • Use Cases: Daily commuters needing a reliable device for everyday use, individuals who are not heavy mobile gamers or power users.
    • Price-to-Value: This phone offers a solid value for its price point, provided its performance limitations are acceptable.
  • Motorola Razr 50 Ultra:
    • Best For: Tech enthusiasts, power users, and those who appreciate cutting-edge design and technology. It's ideal for users who demand top-tier performance, excellent camera capabilities, and a unique experience.
    • Use Cases: Mobile professionals needing high performance for productivity apps, gamers wanting a smooth and responsive experience, or content creators valuing high-quality media capture.
    • Price-to-Value: This is a premium device that will provide excellent performance, but at a higher price.

4. Buying Decision Framework

Before choosing, ask yourself these three questions:

  1. What is my budget? The Moto G51 will likely be much more affordable. If you have a limited budget, the G51 is a reasonable choice for a basic smartphone.
  2. What do I primarily use my phone for? If you need top-notch performance for gaming and productivity, or if you desire a futuristic form-factor, the Razr 50 Ultra is the way to go. If you are an average user with basic needs, the Moto G51 will likely be more than adequate.
  3. How important is battery life? If long battery life is your top priority, the Moto G51's 5000mAh battery is a strong contender. However, the Razr's fast charging can make its smaller battery less of an issue.

Scenario-Based Recommendations:

  • "I need a reliable, budget-friendly phone for basic tasks and prefer long battery life." - Choose the Motorola Moto G51 5G.
  • "I want a cutting-edge phone with top performance for gaming and media, and I value a unique design." - Choose the Motorola Razr 50 Ultra.
  • "I'm a mobile professional who needs a phone that can handle all my tasks without slowing down, and I appreciate advanced camera and video capabilities." - Choose the Motorola Razr 50 Ultra.

My Choice

If I were making a personal choice, I'd go with the Motorola Razr 50 Ultra. While the battery capacity is less than the Moto G51, the dramatically superior chipset, display, camera, and other advanced features, coupled with its cutting-edge form factor, make it much more appealing. The faster charging speed and wireless capabilities also help mitigate the smaller battery capacity. As a tech enthusiast who values performance and innovation, the Razr 50 Ultra is the clear winner. The enhanced audio, modern software support and extra RAM also make a big difference in my daily use, making it worth the premium. The Moto G51 is a solid option for those on a tight budget, but for my use case, the performance and additional features offered by the Razr 50 Ultra are too significant to ignore.

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.