Nokia G21 vs Nokia C31 - Detailed Phone Comparison

Detailed Comparison

Specification
Nokia G21
Nokia G21
Nokia
Nokia C31
Nokia C31
Nokia

General

Launch Date February 15, 2022 September 1, 2022
Release Year 2022 2022

Physical

Volume 106.19 cm³ 113.5 cm³
Screen Size to Weight Ratio 3.42 "/g 3.38 "/g
Weight 190 g 200 g
Height 164.6 mm 169.2 mm
Width 75.9 mm 78 mm
Thickness 8.5 mm 8.6 mm
Foldable Design No No
Available Colors
  • Dusk
  • Nordic Blue
  • Mint
  • Charcoal
  • Cyan

Display

Screen Size 6.5 " 6.75 "
Resolution 720 x 1600 720 x 1600
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 81.6 % 83.4 %
Pixel Density 270 PPI 260 PPI
Refresh Rate 90 Hz N/A
Typical Brightness 400 nits N/A
HBM Brightness N/A N/A
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 119.53 mAh/in² 110.84 mAh/in²
Battery Density 47.56 mAh/cm³ 44.49 mAh/cm³
Battery Capacity 5050 mAh 5050 mAh
NFC Support Yes No
Chipset Unisoc T606 (12 nm) Unisoc SC9863A (28 nm)
CPU Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55) Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
GPU Mali-G57 MP1 IMG8322

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 microUSB 2.0, OTG

Software

Operating System Android Android
Initial OS Version 11 12
Maximum OS Version 13

Comparison Summary

Alright, let's dive deep into the Nokia G21 and Nokia C31 and figure out what each one brings to the table. I've taken a look at the provided specs and translated them into practical terms to help you decide which phone is right for you.

1. Specifications Breakdown

Here's a detailed comparison of the key specs, broken down into categories and with real-world implications:

FeatureNokia G21Nokia C31Real-World Implications
Design
Launch Date2022-02-152022-09-01C31 is newer by about 6.5 months, meaning it benefits from more recent software and possibly hardware improvements.
Dimensions164.6 × 75.9 × 8.5 mm169.2 × 78 × 8.6 mmThe C31 is slightly taller and wider, which might feel bulkier in hand.
Weight190g200gThe G21 is a bit lighter, which could be more comfortable for extended use.
Display
Size6.5"6.75"C31 offers a slightly larger display for more immersive media consumption.
Resolution720x1600720x1600Both phones have the same resolution, resulting in comparable visual clarity.
PPI270260G21 has a slightly sharper display due to its higher pixel density.
TechnologyIPS LCDIPS LCDBoth use similar LCD technology, so color reproduction and viewing angles are similar.
Refresh Rate90Hz60HzG21's display will feel smoother, especially during scrolling and animations.
Brightness0 nits0 nitsBoth have similar brightness output, though the actual brightness isn't listed.
Performance
ChipsetUnisoc T606 (12 nm)Unisoc SC9863A (28 nm)G21's chipset is more modern, resulting in faster processing and better power efficiency.
AnTuTu Score253,300109,200G21 offers significantly better performance and speed, suitable for multitasking and gaming.
GPUMali-G57 MP1 (ARM Mali-G57)IMG8322 (PowerVR GE8322)G21 has a more powerful GPU, meaning better graphics for games and intensive apps.
Camera
Standard Lens50MP, f/1.8, 1/2.76"13MP, unknown sensor and pixel size,G21's main camera has a much higher resolution, capturing more detailed photos.
Selfie Lens8MP, f/2.05MP, f/2.2G21 should have a higher quality selfies and perform better in low-light conditions.
Portrait Lens2MP, f/2.42MP, f/2.4Both phones have similar depth sensors for portrait mode photos.
Macro Lens2MP, f/2.42MP, f/2.4Both have comparable macro cameras for close-up shots.
Video Recording1080p@30fps1080p@30fpsBoth can record full HD video at a standard 30 frames per second.
Camera FeaturesExtensive, incl. HDRSimilar, + PDAFC31 has phase detection autofocus for faster focusing, while both offer digital zoom, HDR, etc.
Battery Life
Capacity5050mAh5050mAhBoth have similar battery capacities, suggesting comparable battery life.
Charging18W Fast Charging (Li-Ion)10W Fast Charging (Li-Polymer)G21 can charge its battery much quicker.
ChargerIn-box 10WNo Charger In-BoxG21 includes a charger in the box, while the C31 does not.
Software
Operating SystemAndroid 11, upgradable to 13Android 12C31 has a newer OS out of the box, but the G21 has a guaranteed upgrade to Android 13.
Connectivity
Wi-Fi802.11 a/b/g/n/n 5GHz Dual-Band802.11 b/g/nG21 supports 5 GHz bands, offering faster Wi-Fi speeds and less interference.
Bluetooth5.0 LE4.2 LEG21 has a more recent Bluetooth version for more stable connections and better audio.
GPSGPS, A-GPS, GLONASS, Beidou, GalileoGPS, A-GPS, GLONASS, SUPL, GalileoG21 supports more satellite systems, improving location accuracy and reliability.
SIMDual SIM Dual StandbyDual SIM Dual StandbyBoth support dual SIM functionality for managing personal and work numbers.
Storage
Internal Storage64GB or 128GB64GB or 128GBBoth have similar storage options, meeting standard needs.
RAM4GB or 6GB4GBG21 can have more RAM, which helps with multitasking and app performance.
Expandable StorageNoNoNeither phone supports expandable storage.
Audio
Quality2 microphonesBasic audio featuresThe G21 offers improved audio quality, especially for calls and recordings.
Security
Fingerprint SensorSide-mountedRear-mountedG21 offers side-mounted sensor, a more convenient placement for most users.
Other
Screen ProtectionUnknownUnknownSpecific screen protection details are not available for either phone.
SensorsBiometric: Fingerprint; Proximity: Proximity; Motion: AccelerometerProximity: Proximity; Motion: AccelerometerG21 includes a biometric fingerprint sensor

2. Key Insights

  • Nokia G21 Strengths: The G21 is the clear winner in performance with a much more powerful processor, smoother display, and a significantly better camera system. It also features faster charging, a more recent Bluetooth version, dual-band Wi-Fi and an additional microphone. It offers more RAM for better multitasking and a side-mounted fingerprint sensor for convenience.
  • Nokia C31 Strengths: The C31 offers a slightly larger display. It’s also the newer phone out of the two by a few months, meaning you get a slightly newer Android version out of the box. However, the lack of a charger in the box is a significant drawback and could be a hidden cost for the user.
  • Trade-offs: The G21 prioritizes performance, smoother user experience and a superior camera but has a slightly smaller display and is less new than the C31. The C31 prioritizes a larger display and having a more recent launch date. It sacrifices significant performance, camera quality, battery charging speed and a smoother display.
  • Limitations: Neither phone offers expandable storage, and while both have good battery life, the 10W charging on the C31 can be a bit of a drag in today's world.

3. User Profiles and Recommendations

  • Nokia G21: Best for users who value performance, better quality photos, and a smoother overall experience. It's ideal for students, social media enthusiasts, and anyone who uses their phone for more than just basic tasks. Gamers or those who tend to multi-task heavily would benefit significantly from the G21.
  • Nokia C31: Suitable for casual users with basic needs, those who want a slightly larger screen and prioritize a more recent device. It's best suited for those who don't play graphically intensive games or perform heavy multitasking. It may appeal to those who desire a bigger display without spending too much.

4. Buying Decision Framework

Here are three questions to help you decide:

  1. How important is performance to you? If you need a fast and responsive phone, the G21 is the clear choice. The C31 lags significantly behind.
  2. Do you value camera quality and photography? The G21 offers better results in photos and should be preferred if you want to capture memorable moments.
  3. What do you prioritize more: performance or display size? The G21 wins out on the first, the C31 wins out on the second, but by only a small margin.

Scenario-Based Recommendations:

  • Budget-Conscious Basic User: If your priority is just basic smartphone functionality, with a slight emphasis on screen size and you don't mind a considerable performance sacrifice the C31 might suffice but the lack of a charging brick in the box is a serious drawback.
  • Performance-Oriented User: The Nokia G21 is a much better choice for those who demand more speed and responsiveness, and the superior camera capabilities and a significantly faster charging make it worth the choice.
  • Social Media Enthusiast: The G21 is the better pick due to its higher-quality camera, better selfie lens, and smoother display for browsing and engaging with content.

My Choice

Given all of this, I would personally choose the Nokia G21. While the C31 has a larger screen, the G21's vastly superior performance, better camera system, smoother display and fast charging offer a much more compelling and enjoyable user experience. The improvements in the processor, GPU, display refresh rate, and camera are significant and translate to a noticeably better overall phone. For me, the small increase in size of the display of the C31 doesn't outweigh the better experience I would have in day to day tasks by choosing the G21. The lack of an included charging brick with the C31 also puts me off as this is an additional and unnecessary expense.

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.