Nokia C21 Plus vs Xiaomi Poco C40 - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date April 29, 2022 June 17, 2022
Release Year 2022 2022

Physical

Volume 107.57 cm³ 119.52 cm³
Screen Size to Weight Ratio 3.66 "/g 3.29 "/g
Weight 178 g 204 g
Height 164.8 mm 169.6 mm
Width 75.9 mm 76.6 mm
Thickness 8.6 mm 9.2 mm
Foldable Design No No
Available Colors
  • Dark Cyan
  • Warm Gray
  • Coral Green
  • Poco Yellow
  • Power Black

Display

Screen Size 6.52 " 6.71 "
Resolution 720 x 1600 720 x 1650
Aspect Ratio 20:9 21:9
Screen-to-Body Ratio 82.1 % 82 %
Pixel Density 269 PPI 268 PPI
Refresh Rate N/A N/A
Typical Brightness N/A 400 nits
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 118.79 mAh/in² 133.26 mAh/in²
Battery Density 46.95 mAh/cm³ 50.2 mAh/cm³
Battery Capacity 5050 mAh 6000 mAh
NFC Support No Yes
Chipset Unisoc SC9863A (28 nm) JLQ JR510 (11 nm)
CPU Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55) Octa-core (4x2.0 GHz Cortex-A55 & 4x1.5 GHz Cortex-A55)
GPU IMG8322 Mali-G57 MC1

Connectivity

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

Software

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

Comparison Summary

Alright, let's dive deep into the Nokia C21 Plus and Xiaomi Poco C40. These two budget-friendly contenders have some interesting differences under the hood, so let's break it down and see what they offer for the everyday user.

1. Specifications Breakdown

Here's a detailed comparison table, focusing on the practical impact of each spec:

FeatureNokia C21 PlusXiaomi Poco C40Real-World Implications
Design
Dimensions164.8 × 75.9 × 8.6 mm169.6 × 76.6 × 9.2 mmC21 Plus is more compact, while C40 is taller and slightly thicker.
Weight178g204gC21 Plus is noticeably lighter, potentially more comfortable for longer use.
Display
Size6.52"6.71"C40 provides a slightly larger screen, good for media consumption.
Resolution720x1600720x1650Both are similar, offering basic HD viewing, not the sharpest but fine for daily tasks.
PPI269268Pixel density is nearly identical, so screen clarity is comparable.
TechnologyIPS LCDIPS LCDIdentical display tech; expect decent colors and viewing angles, suitable for most use.
Refresh Rate60Hz60HzStandard 60Hz refresh rate for smooth enough scrolling, but nothing exceptional.
Brightness0 nits0 nitsBoth do not have specific brightness values, indicating basic performance in this area.
Performance
ChipsetUnisoc SC9863A (28 nm)JLQ JR510 (11 nm)C40’s 11nm chip should offer better power efficiency and performance than the 28nm chip of the C21 Plus.
AnTuTu Score109,200128,944C40 shows a performance advantage, making it smoother for general use and gaming.
GPUIMG8322 (PowerVR GE8322)Mali-G57 MC1C40's GPU typically performs better for graphical tasks like gaming and video editing.
Battery Life
Capacity4000mAh6000mAhC40 boasts a significantly larger battery, translating to longer usage time.
Charging10W Fast Charging18W Fast ChargingC40 charges faster, reducing downtime.
Battery FeaturesNon-removableReverse Charging, Non-removable, 10W Charger in BoxC40 has reverse charging capability, able to charge other devices.
Camera
Standard Camera13MP13MP (f/1.8)Both have basic 13MP main cameras, C40 has a wider aperture for better low-light.
Selfie Camera5MP (f/2.2)5MP (f/2.2)Both have comparable front cameras, decent for casual selfies and video calls.
Depth Camera2MP (f/2.4)2MP (f/2.4, 1/5" sensor)Both provide depth sensing, but C40's sensor size and tech might produce slightly better results.
Video Recording1080p@30fps; No slow motion1080p@30fps; slow-motion 120fpsBoth can record basic videos, C40 provides slow-motion.
Camera FeaturesPDAF, continuous shooting, panorama, front flashDigital image stabilization, HDR,C21 Plus has a more feature-rich main camera while the C40 has digital image stabilization.
Software
OSAndroid 11Android 11Both use Android 11, with basic functionality.
Connectivity
WiFi802.11 b/g/n802.11 a/b/g/n/acC40 has newer WiFi standard with faster speeds and better range.
Bluetooth4.2 LE5.0 LEC40 has a newer Bluetooth version, providing more efficient connections.
GPSGPS, A-GPS, GLONASS, SUPL, GalileoGPS, A-GPS, GLONASS, Beidou, GalileoC40 supports more satellite systems for better accuracy.
SIMDual SIM Dual StandbyDual SIM Dual StandbyBoth support dual SIM usage.
Storage
Internal32/64 GB32/64 GBIdentical storage options, enough for casual users, but nothing outstanding.
RAM2/4 GB3/4 GBC40 starts with slightly more RAM, potentially improving multitasking.
Expandable StorageNoNoNo expandable storage on either device.
Audio
QualityBasicBasicSimilar basic audio quality, no significant differences.
Security
FeaturesRear-mounted fingerprint sensorRear-mounted fingerprint sensorBoth use rear-mounted fingerprint sensors for security.
Build Quality
Screen protectionUnknownCorning Gorilla Glass 3C40 offers better screen protection, more durable against scratches and impacts.
SensorsProximity, AccelerometerFingerprint, Accelerometer, Ultrasonic proximity virtualC40 offers more sophisticated sensors for modern apps and features.

2. Key Insights

Strengths:

  • Nokia C21 Plus:
    • Lighter and more compact: Its smaller size and weight make it more comfortable for one-handed use and extended periods.
    • Feature rich main camera: The main camera supports PDAF, and continuous shooting, as well as front flash.
  • Xiaomi Poco C40:
    • Superior performance: With a more advanced chipset (11nm vs 28nm) and higher AnTuTu score, the Poco C40 is noticeably snappier in daily use and handling more demanding apps.
    • Significantly larger battery: The 6000mAh battery is a huge win for users needing long-lasting power.
    • Faster charging: 18W fast charging reduces charging time.
    • Reverse Charging: Can charge other devices.
    • More modern sensors: It uses more advanced sensors.
    • Screen Protection: It features Corning Gorilla Glass 3.
    • Better Connectivity: Features better WiFi and Bluetooth connectivity for a faster more reliable experience.
    • Better GPS: Better accuracy thanks to support for more satellite systems.

Trade-offs and Limitations:

  • Nokia C21 Plus:
    • Basic performance: Its older processor and lower AnTuTu score will likely result in slower overall responsiveness compared to the Poco C40.
    • Smaller battery: Battery life might not be sufficient for heavy users.
  • Xiaomi Poco C40:
    • Larger and heavier: It is larger and heavier, making it less ergonomic for some users.
    • No Expandable Storage: The phone does not offer any way to expand storage.

3. User Profiles and Recommendations

  • Nokia C21 Plus is best for:

    • Users who prioritize comfort and portability: Those who prefer a lightweight and compact phone for easy handling.
    • Basic users Looking for a reliable, easy to use device for daily tasks.
    • Users seeking a more traditional user interface: Its camera features tend to lean towards a classic design.
  • Xiaomi Poco C40 is best for:

    • Power users: Those who prioritize performance and want a phone that handles tasks and games smoothly.
    • Heavy users who need all day battery life: Users who are constantly on the go and need long-lasting battery power.
    • Users who want better wireless connectivity: Better Wifi and Bluetooth connectivity for reliable data transfers.
    • Users who prefer a modern design: Its digital image stabilization and glass screen tend to lean towards a modern design.

4. Buying Decision Framework

To help you decide, here are three practical questions:

  1. How important is battery life to you?
    • If long battery life is a must, go with the Xiaomi Poco C40.
    • If you are okay with average battery life, then the Nokia C21 Plus is acceptable.
  2. Do you prioritize compact design or performance?
    • If you need a lightweight, smaller phone, choose the Nokia C21 Plus.
    • If you prefer better performance and a larger screen, the Xiaomi Poco C40 is your choice.
  3. How often do you play mobile games and/or use graphic heavy apps?
    • If you are a casual gamer, the Nokia C21 Plus is acceptable.
    • If you want the best possible performance, go with the Xiaomi Poco C40.

My Choice

If I were choosing between these two, I would pick the Xiaomi Poco C40. Its superior performance, significantly larger battery, faster charging, and modern connectivity features make it a more compelling option. Although it is larger and heavier, the benefits it offers in overall user experience outweigh the design trade-offs, especially for anyone who relies on their phone for more than just basic tasks.

The Nokia C21 Plus is a decent option for those with very basic needs and prioritize comfort, but the Poco C40's value proposition is far superior overall.

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.