Nokia G21 vs Samsung Galaxy A15 - 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 Helio G99 (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 into a detailed comparison of the Nokia G21 and the Samsung Galaxy A15. I'm going to break this down, not just by specs, but by what those specs actually mean for you and me in everyday use.

1. Specifications Breakdown

Here’s a detailed table comparing the Nokia G21 and Samsung Galaxy A15, with a focus on real-world implications:

FeatureNokia G21Samsung Galaxy A15Real-World Implications
Design
Dimensions164.6 × 75.9 × 8.5 mm160.1 × 76.8 × 8.4 mmNokia is slightly taller, but both have similar width and thickness; the difference will be unnoticeable in use.
Weight190g200gNokia is a bit lighter, potentially more comfortable for long periods.
Display
Size6.5"6.5"Both have the same size display, making them comfortable for media consumption and everyday tasks.
Resolution720x16001080x2340Samsung's screen is much sharper, leading to clearer text and images.
PPI270396Samsung has much higher pixel density resulting in a more detailed display.
TechnologyIPS LCDAMOLEDSamsung's AMOLED provides better contrast, deeper blacks, and more vibrant colors.
Refresh Rate90Hz90HzBoth offer smooth scrolling and animation.
Brightness0 nits800 nitsSamsung has significantly better screen visibility under sunlight.
Performance
ChipsetUnisoc T606 (12 nm)Mediatek Helio G99 (6 nm)Samsung’s chipset is newer and more powerful, handling apps and games smoother and faster.
AnTuTu Score253,300442,500Samsung offers a substantially snappier experience with smoother multitasking.
GPUMali-G57 MP1Mali-G57 MC2Samsung's GPU has better performance for gaming and graphics.
Camera
Standard50MP, f/1.8, 1/2.76"50MP, f/1.8Both have a 50MP primary lens but Samsung's image processing might be slightly better.
Selfie8MP, f/2.013MP, f/2.0Samsung should capture clearer selfies due to the higher resolution.
Wide AngleN/A5MP, f/2.2Samsung offers more versatility with an ultrawide lens.
Depth Lens2MP, f/2.4N/ANokia has a dedicated depth sensor for portrait mode.
Macro Lens2MP, f/2.42MP, f/2.4Both have a 2MP macro sensor for detailed close-up photos.
Video1080p@30fps, no slow motion1080p@30fps, 240fps slow motionSamsung has additional slow motion capabilities.
Battery Life
Capacity5050mAh5000mAhBoth have similar capacity, so battery life should be comparable for general usage.
Charging18W Fast Charging25W Fast ChargingSamsung charges faster, reducing time spent plugged in.
Charger in box10WNoneNokia provides a charger in the box.
Software
OSAndroid 11, Max 13Android 14, Max 17Samsung offers a newer Android version which also means more updates in the future.
Connectivity
Wi-Fiup to 802.11n 5GHzup to 802.11acSamsung’s Wi-Fi supports faster Wi-Fi speeds with 802.11ac.
Bluetooth5.05.2Samsung's Bluetooth is newer, with improved efficiency and range.
Storage
Internal64/128 GB128/256 GBSamsung offers more storage options, better for heavy media users.
RAM4/6 GB4/6/8 GBSamsung offers more RAM in the higher end version, better for multi-tasking and heavy apps use.
ExpandableNoNoNeither phone supports expandable storage.

2. Key Insights

  • Samsung Galaxy A15:

    • Strengths: Superior display (AMOLED, higher resolution, brighter), more powerful chipset, better camera (ultrawide lens, higher resolution selfie), faster charging, newer software.
    • Advantages: Faster overall performance, more vibrant and visible display, more versatile camera setup, better future-proofing.
    • Trade-offs: No in-box charger, slightly heavier, potentially higher cost.
  • Nokia G21:

    • Strengths: Slightly lighter, includes a charger in the box.
    • Advantages: May appeal to users seeking a more traditional user experience.
    • Trade-offs: Inferior display (IPS LCD, lower resolution), slower performance, lacks an ultrawide camera, older software version.

3. User Profiles and Recommendations

  • Samsung Galaxy A15 is Ideal for:

    • Multimedia Enthusiasts: Users who consume a lot of videos and photos, and appreciate high-quality visuals.
    • Gamers: People who enjoy mobile games and need a smooth experience with minimal lag.
    • Power Users: Those who need a phone for multitasking, app usage, and social media.
    • Photography fans: Users who want more versatile camera options and better-quality selfies.
  • Nokia G21 is Suitable for:

    • Budget-Conscious Buyers: Users who prioritize price over top-tier specs and need basic smartphone functionalities.
    • Minimalist Users: People who only need a phone for calls, messages, and light browsing.
    • Those Seeking a Simple Device: Users who prefer basic functionality and are less concerned with performance and visual fidelity.

4. Buying Decision Framework

Here are three practical questions to help users decide:

  1. How important is display quality to you?
    • If you value vibrant colors, sharp visuals, and visibility in sunlight, the Samsung A15 is the clear winner.
  2. How much do you care about performance and speed?
    • If you need a smooth experience with gaming, multitasking and heavy apps, the Samsung A15 is substantially better.
  3. Are you on a tight budget and are comfortable with basic functionality?
    • If the absolute minimum price point is a priority and basic functionality is sufficient, then the Nokia G21 will suffice.

Scenario-Based Recommendations:

  • Scenario 1: Casual User on a Budget
    • Recommendation: Nokia G21; It’s a more budget friendly and comes with a charger. The performance is good enough for basic use cases.
  • Scenario 2: Mobile Gaming and Media Consumption
    • Recommendation: Samsung Galaxy A15; The powerful chip and high-quality AMOLED display will make a big difference.
  • Scenario 3: Photography and Videography
    • Recommendation: Samsung Galaxy A15; the versatility of the camera setup and better video capabilities are more suited to photography needs.

Final Thoughts:

If I had to choose, I would pick the Samsung Galaxy A15. The significant improvements in display quality (AMOLED, higher resolution, brightness), performance (faster chipset and GPU), and the camera's versatility make it a much better all-around device for a modern smartphone user. While it is slightly heavier, the trade-off for a better display and performance is worth it to me. The faster charging is also a significant plus in my book. Although the Nokia G21 might be a good option for some on a very strict budget, the experience provided by the A15 makes it the winner.

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.