Nokia C21 Plus vs Asus Zenfone 11 Ultra - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date April 29, 2022 April 14, 2024
Release Year 2022 2024

Physical

Volume 107.57 cm³ 111.96 cm³
Screen Size to Weight Ratio 3.66 "/g 3.03 "/g
Weight 178 g 224 g
Height 164.8 mm 163.8 mm
Width 75.9 mm 76.8 mm
Thickness 8.6 mm 8.9 mm
Foldable Design No No
Available Colors
  • Dark Cyan
  • Warm Gray
  • Eternal Black
  • Skyline Blue
  • Misty Gray
  • Desert Sand

Display

Screen Size 6.52 " 6.78 "
Resolution 720 x 1600 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 82.1 % 88.2 %
Pixel Density 269 PPI 388 PPI
Refresh Rate N/A 144 Hz
Typical Brightness N/A N/A
HBM Brightness N/A 1600 nits
Peak Brightness N/A 2500 nits

Hardware

Battery Capacity per Screen Area 118.79 mAh/in² 119.65 mAh/in²
Battery Density 46.95 mAh/cm³ 49.12 mAh/cm³
Battery Capacity 5050 mAh 5500 mAh
NFC Support No Yes
Chipset Unisoc SC9863A (28 nm) Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm)
CPU Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55) Octa-core (1x3.3 GHz Cortex-X4 & 3x3.2 GHz Cortex-A720 & 2x3.0 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520)
GPU IMG8322 Adreno 750

Connectivity

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

Software

Operating System Android Android
Initial OS Version 11 14
Maximum OS Version 16

Comparison Summary

Alright, let's dive into a detailed comparison between the Nokia C21 Plus and the Asus Zenfone 11 Ultra. It's like comparing a trusty old bicycle to a high-performance sports car – both get you around, but in vastly different styles and with vastly different capabilities.

1. Specifications Breakdown

Here’s a breakdown of the key specifications, focusing on what they mean for you in everyday use:

FeatureNokia C21 PlusAsus Zenfone 11 UltraReal-World Implications
DESIGN
Launch Date2022-04-292024-04-14Zenfone 11 Ultra is much newer, indicating newer tech and likely longer software support.
Dimensions (mm)164.8 x 75.9 x 8.6163.8 x 76.8 x 8.9Similar sizes, Zenfone slightly thicker and slightly narrower. Not a huge difference in hand
Weight (g)178224Nokia is significantly lighter; easier for single hand use and longer usage. Zenfone feels more substantial.
DISPLAY
Size6.52"6.78"Zenfone has a larger display, better for media consumption and gaming.
Resolution720 x 16001080 x 2400Zenfone offers a much sharper, clearer image due to higher pixel density.
PPI269388Zenfone has a significantly sharper display, text and images look far less pixelated.
TechnologyIPS LCDAMOLEDZenfone’s AMOLED offers deeper blacks, higher contrast, and more vibrant colours.
Refresh Rate60Hz144HzZenfone has a much smoother display, with reduced blur in animations and scrolling.
Brightness0 nits2500 nitsZenfone's brighter display is clearly visible under direct sunlight. Nokia might struggle.
PERFORMANCE
ChipsetUnisoc SC9863A (28 nm)Snapdragon 8 Gen 3 (4 nm)Zenfone offers substantially faster performance in all tasks due to the latest chip.
AnTuTu Score109,2001,532,000Zenfone is a powerhouse in comparison, easily handling heavy tasks and graphically intense apps.
GPUIMG8322 (PowerVR)Adreno 750Zenfone’s GPU provides much better gaming performance and graphical rendering.
CAMERA
Rear Camera (Main)13MP50MP (f/1.9)Zenfone captures much more detailed and higher-quality images.
Selfie Camera5MP (f/2.2)32MP (f/2.5)Zenfone captures significantly sharper and detailed selfies.
Telephoto lensNone32MP (f/2.4)Zenfone offers optical zoom capability that the Nokia lacks.
Wide Angle lensNone13MP (f/2.2)Zenfone can capture wide angle shots which the Nokia cannot.
Depth Camera (Portrait)2MP (f/2.4)NoneNokia can take portrait mode photos that the Zenfone does not have.
Video Recording1080p@30fps8K@24fps, 4K@60fpsZenfone supports significantly higher-resolution and more stable video recording.
BATTERY LIFE
Capacity4000mAh5500mAhZenfone's larger battery offers significantly longer battery life.
Charging10W65WZenfone charges much faster, reducing downtime significantly.
Wireless ChargingNone15WZenfone offers convenient wireless charging option.
Reverse ChargingNone10WZenfone can charge other devices, if required.
STORAGE & MEMORY
Internal Storage32/64GB256/512GBZenfone has significantly more storage; enough for large libraries of content.
RAM2/4GB12/16GBZenfone excels at multitasking and handling demanding applications.
Expandable StorageNoneNoneNeither phone allows for expandable storage.
SOFTWARE & CONNECTIVITY
Operating SystemAndroid 11Android 14 (upgradable to 16)Zenfone offers the latest Android OS experience and will receive future updates.
WiFi802.11b/g/n802.11a/b/g/n/ac/ax/beZenfone offers the latest WiFi technologies with much faster speeds, lower latency, better range and stability.
Bluetooth4.25.4Zenfone offers newer, faster and more energy efficient Bluetooth with better codecs.
AUDIO
QualityBasicHi-Res Audio, Noise cancellation microphone, Stereo Speakers, 2 microphonesAsus offers much superior audio quality for music, calls and recordings.

2. Key Insights

Nokia C21 Plus:

  • Strengths: It’s lightweight, relatively compact, and quite affordable. Its main strength is its simplicity and basic functionality, making it a suitable option as a very affordable device.
  • Limitations: It is significantly underpowered with dated components, has a low-resolution display and weak cameras. It's primarily designed for very basic smartphone use such as basic browsing, calls, and messaging.
  • User Experience: Performance will be sluggish for heavy apps, the display is not great for media, and the camera will struggle in low light. It's a no frills option for basic smartphone needs.

Asus Zenfone 11 Ultra:

  • Strengths: Its main strength is its raw power. It’s packed with a flagship processor, a beautiful, high-refresh-rate AMOLED display, and impressive cameras. It offers a premium experience with top-of-the-line specs.
  • Limitations: It's much more expensive and noticeably heavier than the Nokia, which may affect its usability.
  • User Experience: The Zenfone provides a top tier experience for almost any task, from gaming to productivity to photography. It’s incredibly fast, responsive, and can handle practically anything you throw at it.

3. User Profiles and Recommendations

Nokia C21 Plus is best suited for:

  • Budget-conscious users: Those who need a basic phone for essential tasks like calls, messaging, and very light web browsing.
  • Secondary device: Users who need a temporary or backup phone.
  • First-time smartphone users: It’s simple and easy to use, making it great for elderly individuals or children.

Asus Zenfone 11 Ultra is best suited for:

  • Tech Enthusiasts: Those who want the latest technology, top-tier performance, and the best possible user experience.
  • Mobile gamers: The powerful processor and high-refresh-rate display provide a superior gaming experience.
  • Professional photographers/videographers: Its high-quality cameras offer versatile options for content creation.
  • Power users: Those who need a device that can handle demanding tasks, heavy multitasking, and long periods of use.

4. Buying Decision Framework

Here are three key questions to help you decide between these two phones:

  1. What is my budget? If cost is your primary concern, the Nokia C21 Plus is the more affordable option. If you are willing to spend more for a premium experience, the Asus Zenfone 11 Ultra is worth the price.
  2. What do I primarily use my phone for? If you use your phone primarily for basic tasks, the Nokia C21 Plus will be sufficient. If you need a high performance device for gaming, photography or anything demanding, the Asus Zenfone 11 Ultra is the clear winner.
  3. How important is long-term performance and features? If you want a phone that will stay up-to-date and perform well for years to come, the Asus Zenfone 11 Ultra with its faster chipset, more ram, and better display is the obvious choice. The Nokia C21 Plus will feel dated quickly.

Scenario-Based Recommendations:

  • Scenario 1: "I just need a phone for calls and basic apps, and my budget is very tight." - Recommendation: Nokia C21 Plus will suffice.
  • Scenario 2: "I want to play the latest mobile games and take high quality pictures" - Recommendation: Asus Zenfone 11 Ultra is the only viable option.
  • Scenario 3: "I need a reliable phone with a great display and long battery life for everyday use." - Recommendation: Asus Zenfone 11 Ultra is vastly superior in these regards.

My Choice:

If I were choosing between these two, I'd absolutely go for the Asus Zenfone 11 Ultra. The reason is simple: I value performance and quality above all else. The Zenfone's display, camera, processing power, and battery life are all a significant leap forward. While it is more expensive, the experience it provides would be far more enjoyable and would be a much more future-proof purchase. The Nokia C21 Plus, while extremely affordable, feels like a device that would be a compromise in almost every scenario, and it would likely not be enjoyable to use for long. The sheer difference in performance, display quality, and camera capabilities of the Zenfone makes it my clear choice. It aligns with my needs for a fast, versatile, and reliable device that doesn't compromise.

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.