Motorola Moto G31 vs Motorola Razr 40 - Detailed Phone Comparison

Detailed Comparison

Specification
Motorola Razr 40
Motorola Razr 40
Motorola

General

Launch Date December 6, 2021 June 21, 2023
Release Year 2021 2023

Physical

Volume 102.89 cm³ 93.53 cm³
Screen Size to Weight Ratio 3.54 "/g 3.66 "/g
Weight 181 g 188.6 g
Height 161.9 mm 170.8 mm
Width 73.9 mm 74 mm
Thickness 8.6 mm 7.4 mm
Foldable Design No Yes
Available Colors
  • Mineral Grey
  • Baby Blue
  • Sage Green
  • Vanilla Cream
  • Summer Lilac
  • Grape Compote
  • Cherry Blossom

Display

Screen Size 6.4 " 6.9 "
Resolution 1080 x 2400 1080 x 2640
Aspect Ratio 20:9 22:9
Screen-to-Body Ratio 82.7 % 85.2 %
Pixel Density 411 PPI 413 PPI
Refresh Rate N/A 144 Hz
Typical Brightness N/A N/A
HBM Brightness N/A N/A
Peak Brightness N/A 1400 nits

Hardware

Battery Capacity per Screen Area 122.07 mAh/in² 88.22 mAh/in²
Battery Density 48.59 mAh/cm³ 44.91 mAh/cm³
Battery Capacity 5000 mAh 4200 mAh
NFC Support Yes Yes
Chipset Mediatek MT6769Z Helio G85 (12 nm) Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
GPU Mali-G52 MC2 Adreno 644

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 13
Maximum OS Version 16

Comparison Summary

Alright, let's dive into a head-to-head comparison of the Motorola Moto G31 and the Razr 40. It's a classic David vs. Goliath scenario, pitting a budget-friendly workhorse against a premium, foldable marvel. Let's see how they stack up.

1. Specifications Breakdown

Here's a detailed breakdown of the key specifications, along with what they mean for you in the real world:

FeatureMotorola Moto G31Motorola Razr 40Real-World Implications
Design
Launch Date2021-12-062023-06-21The Razr 40 is much newer, incorporating advancements in technology and features.
Form FactorStandardFoldableRazr 40 is a compact foldable, offering a unique experience, while G31 is a conventional slab phone.
Dimensions161.9 × 73.9 × 8.6 mm170.8 × 74 × 7.4 mmRazr 40 is slightly taller, but thinner and more compact when folded. G31 is more bulky
Weight181g188.6gBoth are relatively lightweight, but the Razr 40 is slightly heavier.
Display
Size6.4"6.9"Razr 40 offers a larger screen, which is more immersive for media and productivity.
Resolution1080x24001080x2640Razr 40 has more pixels, resulting in a slightly sharper image.
Pixel Density411 PPI413 PPIBoth have a similar level of sharpness.
TechnologyAMOLEDN/AMoto G31 has AMOLED for vibrant colors and deep blacks, Razr 40 is missing display technology information
Refresh Rate60Hz144HzRazr 40 provides significantly smoother scrolling and animations.
Brightness0 nits1400 nitsRazr 40 is much brighter and more usable in outdoor, sunny conditions.
Performance
ChipsetMediaTek Helio G85 (12 nm)Qualcomm Snapdragon 7 Gen 1 (4 nm)Razr 40 has a much more powerful and efficient chipset for better performance across all tasks.
AnTuTu Score225,154699,600Razr 40 has a dramatically higher benchmark score, translating to faster performance and better gaming.
GPUMali-G52 MC2Adreno 644Razr 40's GPU offers superior graphics capabilities for gaming and graphic-intensive applications.
Camera
Rear Main Camera50MP, f/1.864MP, f/1.8Razr 40 has a higher resolution main sensor, resulting in more detailed photos.
Front Selfie Camera13MP, f/2.232MP, f/2.45Razr 40 has a higher-resolution front camera, capturing sharper selfies.
Wide-Angle Lens8MP, f/2.0N/AMoto G31 has a dedicated wide-angle lens for capturing broader scenes.
Macro Lens2MP, f/2.4N/AMoto G31 has a dedicated macro lens for detailed close-up shots.
Wide Angle + MacroN/A13MP, f/2.2Razr 40 combines a wide angle and macro lens for versatile shooting.
Video1080p@30fps4K@30fps, 1080p@60fpsRazr 40 offers superior video recording capabilities, including 4K, and smoother 1080p at 60fps.
Camera FeaturesTriple camera, Digital Image stabilization, etcDual camera, OIS, Ultra stable video, Night VisionRazr 40 has OIS and ultra-stable video, while Moto G31 lacks these features; Razr 40 is a better option for video recording
Battery Life
Capacity5000mAh4200mAhMoto G31 has a larger battery, potentially offering longer battery life.
Charging10W33WRazr 40 charges much faster.
Battery FeaturesNon-removableReverse charging, Wireless 8W, Non-removableRazr 40 has wireless charging and reverse charging, adding extra convenience.
Software
OSAndroid 11Android 13Razr 40 has a newer OS version, likely with more features, security updates, and better performance.
Connectivity
WiFi802.11acWiFi 6 (802.11ax)Razr 40 supports the latest Wi-Fi standards for faster and more reliable connections.
Bluetooth5.05.3Razr 40 offers the latest Bluetooth standard with better connectivity and power efficiency.
SIMDual Nano SIMDual Nano SIM/eSIMRazr 40 supports eSIM, allowing for more flexibility with carrier plans.
Storage
Internal64GB/128GB128GB/256GBRazr 40 offers more storage capacity, crucial for storing media and apps.
RAM4GB8GB/12GBRazr 40 offers more RAM, leading to better multitasking and smoother performance.
Expandable StorageNoNoNeither phone offers expandable storage.
Audio
QualityDolby Atmos, 2 micsDolby Atmos, Stereo Speakers, 3 micsRazr 40 has stereo speakers for better audio and an additional microphone for clearer call quality.
Security
FeaturesSide-mounted fingerprint sensorSide-mounted fingerprint sensorBoth offer basic biometric security with a side-mounted fingerprint sensor.
Build Quality
ProtectionUnknownCorning Gorilla Glass VictusRazr 40 has superior screen protection.
SensorsBiometric: Fingerprint; Proximity: Proximity; Motion: Accelerometer, Compass, GyroscopeBiometric: Fingerprint; Proximity: Proximity; Motion: Accelerometer, Compass, GyroscopeMoto G31 additionally features Hall, Motorola Razr 40 additionally features: Gravity.

2. Key Insights

  • Motorola Moto G31 Strengths:

    • Battery Life: Its larger 5000mAh battery will likely provide longer endurance for users who need to go a full day or more without charging.
    • Price: This is a budget-friendly phone and is for users who need just the basics.
    • Dedicated Lenses: It includes dedicated wide-angle and macro lenses, offering more shooting versatility compared to Razr 40's single wide+macro.
    • Display Technology: The Moto G31 includes an AMOLED display, providing deep blacks and vibrant colors, something which the Razr 40 is missing the information on.
  • Motorola Razr 40 Strengths:

    • Foldable Design: A unique, compact form factor that's easy to carry, along with the "cool factor".
    • Performance: The Snapdragon 7 Gen 1 is significantly more powerful, making it smoother for demanding apps and games.
    • Display: The 144Hz refresh rate and high brightness offer a premium visual experience with fluid animations.
    • Camera Capabilities: The Razr 40's main and front cameras are higher-resolution, and it includes key video features like 4K, OIS and ultra-stable video, which are great for content creation and overall image quality.
    • Advanced Features: Wireless charging, reverse charging, eSIM support and updated Wi-Fi and Bluetooth standards make it more future-proof.
  • Trade-offs and Limitations:
    • Motorola Moto G31: It lacks the performance, video capabilities, and advanced features of a more premium phone.
    • Motorola Razr 40: The Razr 40 has a smaller battery, potentially resulting in shorter battery life compared to the Moto G31. It also has a premium price point, which might be a significant barrier to entry. The lack of dedicated wide-angle and macro lenses can be a trade-off for users who love these cameras.

3. User Profiles and Recommendations

  • Motorola Moto G31:

    • Ideal User: Budget-conscious users who prioritize battery life and a good display.
    • Use Cases: Casual smartphone users, students, and those who need a reliable secondary phone for basic tasks like calling, browsing, and media consumption.
  • Motorola Razr 40:

    • Ideal User: Tech enthusiasts, content creators, and users who want a premium, compact, and stylish device.
    • Use Cases: Mobile gamers, social media influencers, professionals who want a sleek phone that can handle demanding apps, and individuals who appreciate the unique foldable form factor.

4. Buying Decision Framework

Here are three questions to help you decide:

  1. Budget: Is budget your primary concern?
    • If Yes, the Moto G31 is the clear winner with its lower price point.
  2. Performance: Do you need a phone with top-notch performance for demanding tasks?
    • If Yes, the Razr 40’s powerful chipset and higher RAM is the better choice.
  3. Unique Form Factor and Features: Do you value a compact, foldable design and advanced features?
    • If Yes, the Razr 40 is the more compelling option, offering an innovative design and a premium experience.

Scenario-Based Recommendations:

  • The Casual User: If you’re looking for a reliable smartphone for basic tasks without breaking the bank, the Moto G31 is your workhorse.
  • The Mobile Gamer/Content Creator: If you require top-tier performance, camera capabilities and the unique form factor is something you want, the Razr 40 is the way to go.
  • The Tech Enthusiast: If you want the newest tech and appreciate the foldable form factor, the Razr 40 is your choice.

Conclusion:

Both phones cater to very different markets. The Motorola Moto G31 offers solid value for budget-conscious buyers seeking a reliable, long-lasting device with a great screen, while the Motorola Razr 40 is designed for users who demand top performance, unique design and don't mind the premium price tag. Ultimately, your choice depends on your specific needs, priorities, and budget.

What I would choose and why:

For me, the Motorola Razr 40 is the clear winner. I prioritize performance, innovative design, and overall experience. The significantly more powerful chipset, smoother 144Hz display, and advanced camera features (especially the 4K video and OIS) are what I value most. While the battery is smaller, the faster charging and added wireless charging help compensate for that. I'm always keen to test out the latest technologies, and I enjoy using a phone that's a conversation starter with its foldable form factor. For me, the unique design, updated features and faster performance are what I value most.

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.