Oppo Reno7 vs Oppo A57 4G - Detailed Phone Comparison

Detailed Comparison

Specification
Oppo Reno7
Oppo Reno7
Oppo

General

Launch Date April 2, 2022 June 6, 2022
Release Year 2022 2022

Physical

Volume 87.79 cm³ 98.22 cm³
Screen Size to Weight Ratio 3.67 "/g 3.51 "/g
Weight 175 g 187 g
Height 159.9 mm 163.7 mm
Width 73.2 mm 75 mm
Thickness 7.5 mm 8 mm
Foldable Design No No
Available Colors
  • Cosmic Black
  • Sunset Orange
  • Glowing Black
  • Glowing Green

Display

Screen Size 6.43 " 6.56 "
Resolution 1080 x 2400 720 x 1612
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 85.3 % 84.2 %
Pixel Density 409 PPI 269 PPI
Refresh Rate 90 Hz N/A
Typical Brightness 430 nits N/A
HBM Brightness 600 nits N/A
Peak Brightness 800 nits N/A

Hardware

Battery Capacity per Screen Area 108.84 mAh/in² 116.19 mAh/in²
Battery Density 51.26 mAh/cm³ 50.91 mAh/cm³
Battery Capacity 4500 mAh 5000 mAh
NFC Support Yes No
Chipset Qualcomm SM6225 Snapdragon 680 4G (6 nm) Mediatek MT6765G Helio G35 (12 nm)
CPU Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver) Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU Adreno 610 PowerVR GE8320

Connectivity

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

Software

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

Comparison Summary

Let's dive into a comparative analysis of the Oppo Reno7 and the Oppo A57 4G, dissecting their specifications and translating them into real-world experiences.

1. Specifications Breakdown

FeatureOppo Reno7Oppo A57 4GReal-World Implications
Design
Dimensions159.9 x 73.2 x 7.5 mm163.7 x 75 x 8 mmReno7 is noticeably more compact and easier to handle one-handed. A57 4G might feel bulkier in pockets.
Weight175g187gReno7's lighter weight reduces hand fatigue during extended use.
Display
Size6.43"6.56"A57 4G offers slightly more screen real estate for media consumption.
Resolution1080 x 2400 (AMOLED)720 x 1612 (IPS LCD)Reno7's significantly sharper display provides crisper text, images, and videos; more vibrant colors, deeper blacks.
Refresh Rate90Hz60HzReno7's smoother refresh rate results in more fluid scrolling and animations.
Brightness800 nitsUnspecifiedReno7's superior brightness ensures excellent outdoor visibility. Lack of data for A57 4G hinders comparison.
Performance
ChipsetSnapdragon 680 4G (6nm)Helio G35 (12nm)Reno7's more powerful processor delivers significantly better performance for demanding tasks and gaming.
AnTuTu Score249,000110,000Quantifies Reno7's superior performance; expect faster app loading, smoother multitasking.
RAM8GB3GB or 4GBReno7's larger RAM enables seamless multitasking and handles demanding applications with ease.
Camera
Main Camera64MP, f/1.713MP, f/2.2Reno7's higher resolution main camera captures significantly more detail and offers better low-light performance.
Selfie Camera32MP, f/2.4 (IMX709)8MP, f/2.0Reno7's higher resolution selfie camera with Sony sensor excels in detail and dynamic range.
Battery Life
Capacity4500mAh5000mAhA57 4G's larger battery potentially offers longer usage time.
Charging33W Fast Charging33W Fast ChargingBoth phones charge quickly.

2. Key Insights

The Reno7 clearly outperforms the A57 4G in display quality, processing power, and camera capabilities. Its AMOLED screen with a 90Hz refresh rate provides a visually superior experience. The Snapdragon 680 chipset and 8GB of RAM ensure smooth performance even with demanding tasks. The 64MP main camera and 32MP selfie camera capture significantly more detailed images. The A57 4G's advantage lies primarily in its larger battery, potentially offering longer usage on a single charge. However, its lower resolution display, less powerful processor, and lower resolution cameras make it a less compelling option for multimedia enthusiasts or power users.

3. User Profiles and Recommendations

  • Reno7: Suited for users who prioritize performance, a vibrant display, and excellent camera quality. Ideal for mobile gaming, photography, and consuming multimedia content.
  • A57 4G: Best for budget-conscious users who prioritize battery life and basic smartphone functionality. Suitable for light usage, social media browsing, and communication.

4. Buying Decision Framework

  1. What is your budget? The A57 4G is likely more affordable.
  2. What are your primary smartphone needs? Prioritize the Reno7 for performance and multimedia; the A57 4G for basic functionality and battery life.
  3. How important is camera quality? The Reno7 offers a significant advantage in imaging capabilities.

My Choice: Oppo Reno7

If I were choosing between these two, I'd opt for the Oppo Reno7. The superior display, significantly faster performance, and vastly improved camera system are compelling advantages that outweigh the slightly smaller battery. As someone who values a smooth user experience, vibrant visuals, and the ability to capture high-quality photos and videos, the Reno7 aligns better with my needs. While the A57 4G offers a larger battery, the compromises in other areas, especially performance and display, would be too significant for me personally. The Reno7's compact form factor is also a plus.

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.