Oppo A57 4G vs Motorola Razr 40 - Detailed Phone Comparison

Detailed Comparison

Specification
Motorola Razr 40
Motorola Razr 40
Motorola

General

Launch Date June 6, 2022 June 21, 2023
Release Year 2022 2023

Physical

Volume 98.22 cm³ 93.53 cm³
Screen Size to Weight Ratio 3.51 "/g 3.66 "/g
Weight 187 g 188.6 g
Height 163.7 mm 170.8 mm
Width 75 mm 74 mm
Thickness 8 mm 7.4 mm
Foldable Design No Yes
Available Colors
  • Glowing Black
  • Glowing Green
  • Sage Green
  • Vanilla Cream
  • Summer Lilac
  • Grape Compote
  • Cherry Blossom

Display

Screen Size 6.56 " 6.9 "
Resolution 720 x 1612 1080 x 2640
Aspect Ratio 20:9 22:9
Screen-to-Body Ratio 84.2 % 85.2 %
Pixel Density 269 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 116.19 mAh/in² 88.22 mAh/in²
Battery Density 50.91 mAh/cm³ 44.91 mAh/cm³
Battery Capacity 5000 mAh 4200 mAh
NFC Support No Yes
Chipset Mediatek MT6765G Helio G35 (12 nm) Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm)
CPU Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
GPU PowerVR GE8320 Adreno 644

Connectivity

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

Software

Operating System Android Android
Initial OS Version 12 13
Maximum OS Version 14 16

Comparison Summary

Oppo A57 4G vs. Motorola Razr 40: A Deep Dive and Buying Guide

Let's dissect the Oppo A57 4G and Motorola Razr 40, two phones occupying distinct spaces in the mobile landscape. We'll translate the raw specs into practical insights, helping you determine which device aligns best with your needs.

1. Specifications Breakdown

FeatureOppo A57 4GMotorola Razr 40Real-World Implications
Design
Dimensions (mm)163.7 x 75 x 8170.8 x 74 x 7.4Razr 40 is slightly taller and thinner, significantly more compact when folded.
Weight (g)187188.6Negligible weight difference; both feel comfortable in hand.
FoldableNoYesRazr 40's foldable design offers unique portability and a second external display.
Display
TypeIPS LCDFoldable LTPO AMOLEDRazr 40 boasts superior color accuracy, contrast, and power efficiency.
Size (inches)6.566.9Razr 40 offers a larger main screen for immersive content consumption.
Resolution (pixels)720 x 16121080 x 2640Razr 40 delivers significantly sharper visuals due to higher resolution.
Refresh Rate (Hz)-144Razr 40 provides smoother scrolling and animations.
Performance
ChipsetHelio G35 (12nm)Snapdragon 7 Gen 1 (4nm)Razr 40 offers significantly faster processing speeds and improved graphics performance.
CPUOcta-coreOcta-coreRazr 40's CPU architecture is more modern and efficient.
RAM (GB)48Razr 40 handles multitasking and demanding applications with greater ease.
Camera
Main Camera (MP)1364Razr 40 captures much more detailed and higher-resolution photos.
Selfie Camera (MP)832Razr 40 offers a substantially better selfie experience.
Video Recording1080p@30fps4K@30fpsRazr 40 records higher resolution videos.
Battery Life
Capacity (mAh)50004200Oppo A57 4G likely offers longer battery life due to larger capacity and less demanding display.
Fast Charging33W33WBoth phones offer comparable fast charging speeds.

2. Key Insights

  • Performance: The Razr 40's Snapdragon 7 Gen 1 significantly outperforms the Oppo A57 4G's Helio G35. This translates to a smoother, more responsive experience, especially in demanding tasks and gaming.
  • Display: The Razr 40's foldable LTPO AMOLED display delivers vibrant colors, deep blacks, and excellent power efficiency. The Oppo A57 4G's IPS LCD is adequate for basic tasks but lacks the Razr 40's visual punch.
  • Form Factor: The Razr 40's foldable design is the star of the show. Its compact size when folded makes it incredibly pocketable. The Oppo A57 4G is a traditional slab-style phone, offering familiarity but lacking the Razr 40's novelty.
  • Price: The Oppo A57 4G caters to the budget-conscious, while the Razr 40 sits in the mid-range segment. The price difference reflects the significant gap in features and performance.

3. User Profiles and Recommendations

  • Oppo A57 4G: Ideal for users seeking a basic, reliable smartphone for everyday communication, social media browsing, and light content consumption. Its long battery life is a significant advantage for users who prioritize all-day usage.
  • Motorola Razr 40: Perfect for users who value cutting-edge technology, a unique form factor, and strong performance in a compact package. The foldable design and excellent display make it a great choice for content consumption and social media engagement.

4. Buying Decision Framework

  1. What is your budget? The Oppo A57 4G is significantly more affordable.
  2. Do you prioritize portability and a unique design? The Razr 40's foldable design is a game-changer in terms of pocketability.
  3. What level of performance do you need? The Razr 40 delivers a significantly smoother and more powerful experience.

Scenario-Based Recommendations:

  • Student on a Budget: Oppo A57 4G
  • Professional Seeking a Compact and Powerful Device: Motorola Razr 40
  • Casual User Prioritizing Battery Life: Oppo A57 4G
  • Tech Enthusiast Embracing Innovation: Motorola Razr 40

My Choice: Motorola Razr 40

While the Oppo A57 4G offers excellent value for its price, I would choose the Motorola Razr 40. The foldable design is incredibly appealing, offering a level of portability that traditional smartphones can't match. Beyond the novelty, the Razr 40 delivers a superior user experience with its powerful processor, vibrant AMOLED display, and smooth 144Hz refresh rate. While the battery capacity is smaller than the A57, the Razr's more efficient processor and LTPO display should mitigate this difference in real-world usage. The price premium is justified for the significant jump in innovation and performance. The Razr 40 represents a compelling blend of cutting-edge technology and practical functionality, making it the more exciting and future-proof 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.