Oppo Reno7 vs Nokia C21 Plus - Detailed Phone Comparison

Detailed Comparison

Specification
Oppo Reno7
Oppo Reno7
Oppo

General

Launch Date April 2, 2022 April 29, 2022
Release Year 2022 2022

Physical

Volume 87.79 cm³ 107.57 cm³
Screen Size to Weight Ratio 3.67 "/g 3.66 "/g
Weight 175 g 178 g
Height 159.9 mm 164.8 mm
Width 73.2 mm 75.9 mm
Thickness 7.5 mm 8.6 mm
Foldable Design No No
Available Colors
  • Cosmic Black
  • Sunset Orange
  • Dark Cyan
  • Warm Gray

Display

Screen Size 6.43 " 6.52 "
Resolution 1080 x 2400 720 x 1600
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 85.3 % 82.1 %
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 118.79 mAh/in²
Battery Density 51.26 mAh/cm³ 46.95 mAh/cm³
Battery Capacity 4500 mAh 5050 mAh
NFC Support Yes No
Chipset Qualcomm SM6225 Snapdragon 680 4G (6 nm) Unisoc SC9863A (28 nm)
CPU Octa-core (4x2.4 GHz Kryo 265 Gold & 4x1.9 GHz Kryo 265 Silver) Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
GPU Adreno 610 IMG8322

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 microUSB 2.0

Software

Operating System Android Android
Initial OS Version 12 11
Maximum OS Version 14

Comparison Summary

Oppo Reno7 vs. Nokia C21 Plus: A Deep Dive for the Discerning Smartphone Buyer

Let's cut through the marketing fluff and dissect the Oppo Reno7 and Nokia C21 Plus, focusing on what truly matters: how these devices perform in the real world. I'm Alex Griffin, and I'll be your guide through this tech terrain.

1. Specifications Breakdown

FeatureOppo Reno7Nokia C21 PlusReal-World Implications
Design
Dimensions159.9 x 73.2 x 7.5 mm164.8 x 75.9 x 8.6 mmReno7 is noticeably more compact and pocket-friendly.
Weight175g178gNegligible weight difference.
Build QualityGorilla Glass 5UnknownReno7 offers superior screen protection against scratches and drops.
Display
Size6.43"6.52"Virtually identical screen real estate.
Resolution1080 x 2400720 x 1600Reno7's significantly sharper display delivers crisper text and images. You'll notice the difference watching videos or playing games.
TechnologyAMOLEDIPS LCDReno7's AMOLED screen offers vibrant colors, deeper blacks, and improved battery efficiency in dark mode.
Refresh Rate90Hz60HzReno7 provides smoother scrolling and animations.
Brightness800 nits0 nitsReno7's superior brightness ensures excellent outdoor visibility. Nokia C21 Plus brightness is unspecified, raising concerns about sunlight readability.
Performance
ChipsetSnapdragon 680 (6nm)Unisoc SC9863A (28nm)Reno7's significantly more powerful and efficient processor translates to faster app loading, smoother multitasking, and better gaming performance.
Antutu Score249,000109,200Benchmark scores confirm the Reno7's substantial performance advantage.
RAM8GB2GB/4GBReno7's larger RAM allows for seamless multitasking and keeps more apps running in the background without slowdown.
Storage128GB32GB/64GBReno7 offers significantly more internal storage for apps, photos, and videos. Lack of expandable storage on both devices is a limitation for power users.
Camera
Main Camera64MP, f/1.713MPReno7's higher resolution main camera captures significantly more detail, especially in challenging lighting conditions.
Selfie Camera32MP, f/2.45MP, f/2.2Reno7's higher resolution selfie camera produces sharper and more detailed self-portraits.
Battery Life
Capacity4500mAh4000mAhReno7's larger battery capacity likely results in longer usage time between charges.
Charging33W Fast Charging10W Fast ChargingReno7 charges significantly faster, minimizing downtime.

2. Key Insights

The Oppo Reno7 clearly outperforms the Nokia C21 Plus across almost every category. Its superior display, significantly faster processor, larger RAM and storage, better camera system, and faster charging make it a compelling choice. The Nokia C21 Plus's only potential advantage lies in its slightly larger screen size, but this is overshadowed by the Reno7's superior resolution and AMOLED technology.

3. User Profiles and Recommendations

  • Oppo Reno7: Ideal for users who value performance, a vibrant display, a capable camera, and fast charging. This phone is suitable for gaming, media consumption, photography enthusiasts, and anyone who demands a smooth and responsive user experience.

  • Nokia C21 Plus: This phone might appeal to budget-conscious users who prioritize basic functionality and long battery life over performance and advanced features. It's suitable for light usage, such as calling, texting, and browsing. However, even in this segment, better options might exist.

4. Buying Decision Framework

  • What is your budget? The Reno7 likely commands a higher price, reflecting its superior features.
  • What are your primary smartphone needs? For demanding tasks, the Reno7 is the clear winner. For basic communication, the C21 Plus might suffice, but consider exploring other budget-friendly options.
  • How important are factors like display quality, camera performance, and charging speed? If these are priorities, the Reno7's advantages are significant.

My Choice: The Oppo Reno7

If I were choosing between these two phones, the Oppo Reno7 would be my clear pick. Its superior performance, stunning AMOLED display, capable camera system, and fast charging make it a much more compelling device. While the Nokia C21 Plus offers a lower price point, the compromises in performance and features are too significant for me. I value a smooth and responsive user experience, a high-quality display, and the ability to capture great photos and videos. The Reno7 delivers on all these fronts. The Nokia C21 Plus feels like a device from a previous generation in comparison. In the fast-paced world of mobile technology, the Reno7 is better equipped for the future.

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.