Nokia G21 vs Xiaomi Redmi Note 12S - Detailed Phone Comparison

Detailed Comparison

Specification
Nokia G21
Nokia G21
Nokia

General

Launch Date February 15, 2022 April 26, 2023
Release Year 2022 2023

Physical

Volume 106.19 cm³ 95.71 cm³
Screen Size to Weight Ratio 3.42 "/g 3.65 "/g
Weight 190 g 176 g
Height 164.6 mm 159.9 mm
Width 75.9 mm 73.9 mm
Thickness 8.5 mm 8.1 mm
Foldable Design No No
Available Colors
  • Dusk
  • Nordic Blue
  • Ice Blue
  • Onyx Black
  • Pearl Green

Display

Screen Size 6.5 " 6.43 "
Resolution 720 x 1600 1080 x 2400
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 81.6 % 84.5 %
Pixel Density 270 PPI 409 PPI
Refresh Rate 90 Hz 90 Hz
Typical Brightness 400 nits N/A
HBM Brightness N/A 700 nits
Peak Brightness N/A 1000 nits

Hardware

Battery Capacity per Screen Area 119.53 mAh/in² 120.93 mAh/in²
Battery Density 47.56 mAh/cm³ 52.24 mAh/cm³
Battery Capacity 5050 mAh 5000 mAh
NFC Support Yes Yes
Chipset Unisoc T606 (12 nm) Mediatek MT6781 Helio G96 (12 nm)
CPU Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55) Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Mali-G57 MP1 Mali-G57 MC2

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 USB Type-C 2.0

Software

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

Comparison Summary

Alright, let's dive deep into a head-to-head comparison of the Nokia G21 and Xiaomi Redmi Note 12S. Both are solid contenders in the budget-friendly smartphone arena, but they target slightly different needs. I'll break down the specs, highlight key differences, and give you the practical implications you need to make the best choice.

1. Specifications Breakdown

Here's a detailed table comparing the key specifications of the Nokia G21 and Xiaomi Redmi Note 12S, with a focus on how these translate to real-world user experiences:

FeatureNokia G21Xiaomi Redmi Note 12SReal-World Implications
Design
Dimensions164.6 x 75.9 x 8.5 mm159.9 x 73.9 x 8.1 mmThe Redmi Note 12S is more compact and slightly lighter, making it more comfortable for one-handed use and carrying.
Weight190g176gThe Redmi Note 12S is noticeably lighter, reducing fatigue during extended use.
BuildPlasticPlasticBoth have plastic frames and backs, but the Xiaomi has Gorilla Glass 3 for better screen protection.
Display
Size6.5"6.43"Very similar size, the difference is negligible in day-to-day use.
Resolution720 x 16001080 x 2400The Redmi Note 12S has a significantly sharper display, text and images will appear crisper.
PPI270409Noticeably sharper display on the Redmi Note 12S, which will improve the viewing experience.
TechnologyIPS LCDAMOLEDAMOLED offers deeper blacks, more vibrant colors, and better power efficiency, especially with dark themes.
Refresh Rate90Hz90HzBoth have a smooth 90Hz display, making scrolling and animations feel fluid.
Brightness0 nits1000 nitsThe Redmi Note 12S offers excellent outdoor visibility under bright sunlight.
Performance
ChipsetUnisoc T606 (12 nm)Mediatek Helio G96 (12 nm)The Helio G96 in the Redmi Note 12S offers much better performance for gaming and multitasking.
AnTuTu Score253,300412,400Redmi Note 12S is noticeably faster, and will offer better app loading and overall performance.
GPUMali-G57 MP1Mali-G57 MC2The Redmi Note 12S’s GPU is better for graphically intensive tasks, including gaming.
Camera
Rear (Main)50MP (f/1.8)108MP (f/1.8)The Redmi Note 12S captures more detailed images, especially in good lighting conditions, due to its higher resolution.
Rear (Ultrawide)None8MP (f/2.2)The Redmi Note 12S has a wide-angle lens, which allows capturing wider scenes.
Rear (Macro)2MP (f/2.4)2MP (f/2.4)Both are limited for Macro lens
Rear (Depth)2MP (f/2.4)NoneThe Nokia has depth sensor for portrait shots, however this does not mean better quality, the Redmi takes better portraits.
Front8MP (f/2.0)16MP (f/2.4)The Redmi Note 12S captures more detailed selfies.
Video1080p@30fps1080p@30fpsBoth are capped at 1080p at 30fps.
Slow MotionNoYes (120 fps)The Redmi Note 12S can capture smoother slow-motion videos.
Battery Life
Capacity5050mAh5000mAhBoth offer similar battery capacities that will likely last all day for moderate usage.
Charging18W33WThe Redmi Note 12S charges significantly faster, reducing downtime.
Features10W in-box chargerReverse chargingRedmi Note 12S's reverse charging is a convenient addition for some.
Software
Operating SystemAndroid 11 (up to 13)Android 13 (no planned updates)The Redmi Note 12S has a more modern version of Android out of the box.
Connectivity
WiFi802.11n802.11acThe Redmi Note 12S supports more modern WiFi standards for faster and more stable connections.
Bluetooth5.0 LE5.2 LEThe Redmi Note 12S has a more modern version of Bluetooth with better efficiency and connection.
Storage
Internal64/128 GB64/128/256 GBThe Redmi Note 12S has more storage capacity, especially with 256GB option, for a greater number of files.
RAM4/6 GB6/8 GBThe Redmi Note 12S has more RAM for better multitasking and future-proofing.
ExpandableNoNoNeither supports expandable storage.
Audio
Quality2 microphonesHi-Res, Stereo SpeakersThe Redmi Note 12S provides higher quality sound and immersive audio experience with stereo speakers.
Security
FeaturesSide fingerprintSide fingerprintBoth have fingerprint sensors for quick and secure unlocking.

2. Key Insights

  • Xiaomi Redmi Note 12S: The Redmi Note 12S is a clear winner in terms of display quality, performance, and camera capabilities. Its AMOLED display is vibrant and sharp, the Helio G96 processor is faster and more capable, and its 108MP camera captures more detail. It also boasts a faster charging speed and a more up-to-date version of Android. Its design is more compact, light, and has Gorilla Glass. This phone is the clear winner, if your budget is within range.
  • Nokia G21: The G21's main advantage is its solid build and the promise of software updates for longer periods of time. However, it lags behind in performance, display quality, and camera capabilities. It has basic features that are good for simple usage and for a more secure Android experience with longer updates. This phone is the clear winner in terms of budget, if all you need is a simple experience.

3. User Profiles and Recommendations

  • Xiaomi Redmi Note 12S:

    • Ideal for: Users who prioritize a high-quality display, smooth performance for gaming and multitasking, and a versatile camera system.
    • Use Cases: Mobile gamers, social media enthusiasts, users who consume a lot of video content, users who value better and more modern hardware.
    • Value: Delivers a much better user experience for the price, with the only drawbacks of plastic build and no expandable storage.
  • Nokia G21:

    • Ideal for: Users with a lower budget or who prioritize solid battery life and a secure software experience.
    • Use Cases: Basic everyday use like browsing, calls, and light social media, long-term use, software security, basic camera usage.
    • Value: Offers good value if you don't need or use the high end features and performance of more modern mid-range phones.

4. Buying Decision Framework

Here are three practical questions to help you decide:

  1. How important is display quality to you? If you value sharp text, vibrant colors, and deep blacks, the Redmi Note 12S's AMOLED display is the clear choice.
  2. What is your usage type? If your focus is performance for gaming or other intensive tasks, the Redmi Note 12S's processor will make a world of difference. If you prefer a simple experience for calls, messages, and browsing, the G21 will be more than enough.
  3. What is your budget? The G21 is cheaper and has limited hardware, but can still offer a smooth experience for basic tasks. The Redmi Note 12S costs more but the difference is well worth it with the increased hardware and experience.

Scenario-Based Recommendations:

  • For the Power User: If you value a premium experience with superior display, faster performance, and versatile camera, the Xiaomi Redmi Note 12S is the winner here. The superior specs are noticeable, especially in heavy everyday use.
  • For the Budget-Conscious User: If you are looking for a reliable, no-frills phone for everyday tasks, and you are on a tight budget, the Nokia G21 is a decent choice.
  • For the Multimedia Lover: If watching videos, gaming, or browsing the web is your primary phone activity, the Xiaomi Redmi Note 12S wins with its higher resolution and quality of display.
  • For the Photographer: If taking pictures is one of your main priorities, the Xiaomi Redmi Note 12S is the winner in this comparison, with more megapixels, larger sensors, and more camera options.

My Choice

If I were choosing between the two, I'd go for the Xiaomi Redmi Note 12S. While the Nokia G21 is a solid, budget-friendly device, the Redmi Note 12S offers a much better overall experience. The superior display quality alone is a game-changer for me, and coupled with the faster performance and significantly better camera, it just makes more sense for my day-to-day usage. The slightly higher price is worth it for the enhanced performance, sharper visuals, and overall premium feel. The lack of expandable storage is a bit disappointing, but the 256GB option is good enough for my needs. For me the experience would be much more enjoyable with the Xiaomi Redmi Note 12S.

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.