Nokia G21 vs Samsung Galaxy A15 5G - Detailed Phone Comparison

Detailed Comparison

Specification
Nokia G21
Nokia G21
Nokia

General

Launch Date February 15, 2022 December 16, 2023
Release Year 2022 2023

Physical

Volume 106.19 cm³ 103.28 cm³
Screen Size to Weight Ratio 3.42 "/g 3.25 "/g
Weight 190 g 200 g
Height 164.6 mm 160.1 mm
Width 75.9 mm 76.8 mm
Thickness 8.5 mm 8.4 mm
Foldable Design No No
Available Colors
  • Dusk
  • Nordic Blue
  • Brave Black
  • Optimistic Blue
  • Magical Blue
  • Personality Yellow

Display

Screen Size 6.5 " 6.5 "
Resolution 720 x 1600 1080 x 2340
Aspect Ratio 20:9 19.5:9
Screen-to-Body Ratio 81.6 % 84.3 %
Pixel Density 270 PPI 396 PPI
Refresh Rate 90 Hz 90 Hz
Typical Brightness 400 nits N/A
HBM Brightness N/A 800 nits
Peak Brightness N/A N/A

Hardware

Battery Capacity per Screen Area 119.53 mAh/in² 118.34 mAh/in²
Battery Density 47.56 mAh/cm³ 48.41 mAh/cm³
Battery Capacity 5050 mAh 5000 mAh
NFC Support Yes Yes
Chipset Unisoc T606 (12 nm) Mediatek Dimensity 6100+ (6 nm)
CPU Octa-core (2x1.6 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55) Octa-core (2x2.2 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 14
Maximum OS Version 13 17

Comparison Summary

Alright, let's dive deep into the Nokia G21 and Samsung Galaxy A15 5G, two contenders in the budget-friendly smartphone arena. I'm going to break down the specs, give you the real-world implications, and help you figure out which one might be the better fit for you.

1. Specifications Breakdown

Here's a detailed look at the key technical differences, presented in a way that's hopefully easy to digest:

FeatureNokia G21Samsung Galaxy A15 5GReal-World Implications
Design
Dimensions164.6 x 75.9 x 8.5 mm160.1 x 76.8 x 8.4 mmNokia is taller by 4.5mm. Both have similar width and thickness.
Weight190g200gNokia is slightly lighter, which may be noticeable during long use.
Display
Size6.5"6.5"Identical screen size.
Resolution720 x 16001080 x 2340Samsung's screen is much sharper, text and images look clearer.
Pixel Density270 PPI396 PPISamsung has a noticeably crisper display, especially when reading or viewing images.
TechnologyIPS LCDAMOLEDSamsung offers deeper blacks, better contrast, more vibrant colors and better battery efficiency on dark themes.
Refresh Rate90Hz90HzBoth offer smooth scrolling and animations.
Brightness0 nits800 nitsSamsung’s display is significantly brighter, making it more usable outdoors in direct sunlight.
Performance
ChipsetUnisoc T606 (12nm)Mediatek Dimensity 6100+ (6nm)Samsung's chip is faster and more efficient, leading to smoother performance in apps and games.
AnTuTu Score253,300442,500Samsung’s performance is significantly higher, handling more intensive tasks more easily.
GPUMali-G57 MP1Mali-G57 MC2Samsung's GPU provides better graphics performance.
Camera
Standard Camera50MP, f/1.850MP, f/1.8Similar main camera specs.
Selfie Camera8MP, f/2.013MP, f/2.0Samsung captures sharper selfies.
Wide Angle LensN/A5MP, f/2.2Samsung has a wide-angle lens for group shots.
Depth Camera2MP, f/2.4N/ANokia has a dedicated depth camera for bokeh effects
Macro Lens2MP, f/2.42MP, f/2.4Both have macro camera for close-up shots
Video1080p@30fps1080p@30fps with EISBoth record at 1080p, Samsung has better video stabilization.
Slow MotionNo, 30 fpsYes, 240 fpsSamsung offers better slow motion capability
Battery Life
Capacity5050 mAh5000 mAhSimilar battery capacity suggesting similar battery life.
Charging18W25WSamsung charges faster, getting you back on the go quicker.
Charger in Box10WN/ANokia includes a charger, but it is slower than the supported charging rate.
Software
Operating SystemAndroid 11 (up to 13)Android 14 (up to 17)Samsung provides a more up to date software with a longer update support window.
Connectivity
WiFi802.11n802.11acSamsung has newer WiFi that might offer faster and more stable connections.
Bluetooth5.05.2Samsung has a newer version, potentially better connections with accessories.
Storage
Internal64GB or 128GBN/ANokia has more internal storage options
RAM4GB or 6GBN/ANokia provides options for 4 GB or 6GB which might be useful for multitasking.
ExpandableNoNoNeither phone has expandable storage.
Security
Fingerprint SensorSide-mountedSide-mountedBoth offer convenient fingerprint unlocking.
Other
SensorsAccelerometer, ProximityAccelerometer, Gyroscope, Ultrasonic proximitySamsung has more advanced sensors.
Audio2 microphones2 microphonesBoth phones have standard audio configurations.

2. Key Insights

Nokia G21 Strengths:

  • Battery Champ (Slight Edge): The G21 has a 5050mAh battery and may give you a bit more endurance. The box also includes a charger, although not very fast.
  • More Internal Storage Options and RAM: Provides options for 64GB or 128GB storage and 4GB or 6GB of RAM.
  • Affordable: Historically, Nokia devices are very affordable

Samsung Galaxy A15 5G Strengths:

  • Superior Display: The AMOLED screen with higher resolution and brightness offers a much better visual experience, especially outdoors.
  • Faster Performance: The MediaTek Dimensity chipset outclasses the Unisoc chip in benchmarks. Apps load faster and general use is much smoother.
  • Better Camera for Selfies: 13MP selfie camera and a wide-angle camera means better pictures.
  • Faster Charging: The 25W charging capability replenishes the battery much faster.
  • Newer Software: Ships with Android 14 which means it will get software updates for longer.

Trade-offs:

  • Nokia G21: While the G21 is affordable and includes a charger, its slower performance and weaker display are noticeable downsides. You'll need to factor in the cost of a faster charger to use the full charging potential of the phone.
  • Samsung Galaxy A15 5G: The A15 is likely to be a little pricier, and you need to supply your own charger. It also lacks a depth camera.

3. User Profiles and Recommendations

Nokia G21 is best for:

  • Budget-Conscious Buyers: Those who need a very affordable smartphone for basic tasks and don't mind the lower screen resolution and slower performance.
  • Battery Focused Users: People who prioritize maximum battery life.

Samsung Galaxy A15 5G is best for:

  • Users Wanting a Good Screen: Those who value a clear, vibrant display for media consumption and social media.
  • Those Who Need a Little More Oomph: Users looking for smoother app performance and a more responsive user experience.
  • Casual Photographers: The slightly better cameras will come handy.
  • Future Proofing: The device comes with the latest software and is guaranteed longer updates.

4. Buying Decision Framework

Here are three practical questions to guide your decision:

  1. How much do I value screen quality? If a sharp, vibrant display is important to you, the A15 5G is the clear winner.
  2. Is maximum battery life the priority? The G21 is a better pick if that's your focus, although both phones have a similar battery capacity.
  3. How important is fast performance? If you need a snappier experience, the A15 5G's processor is far superior.

Scenario-Based Recommendations:

  • Scenario 1: "I need a basic phone that's cheap and the battery lasts for days." --> The Nokia G21 fits the bill for basic use.
  • Scenario 2: "I want a good all-around phone for social media, browsing, and occasional gaming." --> The Samsung Galaxy A15 5G offers a superior display and performance in a similar price range.
  • Scenario 3: "I am always on the go and need my phone to charge fast" --> The Samsung Galaxy A15 5G with its superior 25W fast charge is ideal.

What I Would Choose

If I were in the market for a new phone right now, I would personally choose the Samsung Galaxy A15 5G. While I appreciate the long battery life offered by the Nokia G21, the experience is significantly impacted by its lower resolution display, slower processor and older software. I prioritize smooth performance and a good screen quality, which makes the A15 5G a much more compelling option for me. Its AMOLED display is a game-changer for media consumption, and the faster chipset ensures a more responsive day-to-day experience. The faster charging and more up to date software is just the icing on the cake.

While it means investing in a charger, the overall experience of the A15 5G is noticeably better and worth the extra expense in my opinion.

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.