Samsung Galaxy S21+ 5G vs Nothing Phone (2a) Plus - Detailed Phone Comparison

Detailed Comparison

Specification

General

Launch Date January 29, 2021 August 3, 2024
Release Year 2021 2024

Physical

Volume 95.23 cm³ 104.87 cm³
Screen Size to Weight Ratio 3.35 "/g 3.53 "/g
Weight 200 g 190 g
Height 161.5 mm 161.7 mm
Width 75.6 mm 76.3 mm
Thickness 7.8 mm 8.5 mm
Foldable Design No No
Available Colors
  • Phantom Violet
  • Phantom Pink
  • Phantom Black
  • Phantom Silver
  • Phantom Gold
  • Phantom Red
  • Black
  • Grey

Display

Screen Size 6.7 " 6.7 "
Resolution 1080 x 2400 1080 x 2412
Aspect Ratio 20:9 20:9
Screen-to-Body Ratio 88.8 % 87.6 %
Pixel Density 394 PPI 395 PPI
Refresh Rate 120 Hz 120 Hz
Typical Brightness N/A 700 nits
HBM Brightness N/A 1100 nits
Peak Brightness 1300 nits 1300 nits

Hardware

Battery Capacity per Screen Area 106.93 mAh/in² 111.38 mAh/in²
Battery Density 50.4 mAh/cm³ 47.68 mAh/cm³
Battery Capacity 4800 mAh 5000 mAh
NFC Support Yes Yes
Chipset Exynos 2100 (5 nm) - International Mediatek Dimensity 7350 Pro (4 nm)
CPU Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International Octa-core (2x3.0 GHz Cortex-A715 & 6x 2.0 GHz Cortex-A510)
GPU Mali-G78 MP14 - International Mali-G610 MC4

Connectivity

USB Version 3.2 2.0
OTG Support 1 1
DisplayPort
DisplayPort Version N/A N/A
USB Features USB Type-C 3.2, OTG USB Type-C 2.0, OTG

Software

Operating System Android Android
Initial OS Version 11 14
Maximum OS Version 15 17

Comparison Summary

1. Specifications Comparison

FeatureSamsung Galaxy S21+ 5GNothing Phone (2a) PlusPractical Impact
Design
Dimensions161.5 x 75.6 x 7.8 mm161.7 x 76.3 x 8.5 mmNothing Phone (2a) Plus is slightly thicker and has a marginally larger overall volume, potentially less comfortable for some users in one hand.
Weight200g190gNothing Phone (2a) Plus is 10g lighter, might be noticeable during prolonged use.
Display
Size6.7"6.7"Both have the same screen size, no difference in viewing area.
Resolution1080 x 24001080 x 2412Very similar sharpness, negligible difference in daily use.
PPI394395Identical pixel density, both displays look equally sharp.
TechnologyAMOLEDAMOLEDBoth have vibrant and rich displays with excellent contrast.
Refresh Rate120Hz120HzSmooth scrolling and animations on both devices.
Brightness1300 nits1300 nitsBoth displays are equally bright for outdoor use even in direct sunlight.
Performance
ChipsetExynos 2100 (5 nm)Mediatek Dimensity 7350 Pro (4 nm)Nothing Phone (2a) Plus has a more recent, power-efficient chip leading to potentially better battery life and performance.
AnTuTu Score749,100805,721Nothing Phone (2a) Plus should offer smoother operation in apps and games with better benchmark score.
GPUMali-G78 MP14Mali-G610 MC4While both can handle most games, Nothing Phone (2a) Plus likely has an edge in sustained performance due to its newer architecture.
Camera
Rear Standard12MP, f/1.8, 1/1.76" Sony IMX55550MP, f/1.88, 1/1.56" Samsung GN9Nothing Phone (2a) Plus captures more detailed shots. Samsung S21+ has a slightly wider aperture for better low-light performance.
Rear Telephoto + Portrait64MP, f/2.0, 1/1.72" Samsung S5KGW2NoneSamsung S21+ has a dedicated telephoto lens for optical zoom and better portraits.
Front Selfie10MP, f/2.2, 1/3.2" Sony IMX37450MP, f/2.2, 1/2.76" Samsung S5KJN1Nothing Phone (2a) Plus offers higher resolution selfies and larger sensor.
Rear Wide + Macro12.2MP, f/2.2, 1/2.55" Sony IMX56350MP, f/2.2, 1/2.76" Samsung S5KJN1Nothing Phone (2a) Plus offers higher resolution shots. Samsung S21+ has a slightly larger sensor which results in better low light photos.
Video8K@24fps, 4K@60fps (S21+); 4K@30fps (2a)4K@30fps, 1080p@120fpsSamsung S21+ offers higher resolution recording, enabling higher quality professional video capture.
DxoMark ScoreMobile: 111; Photo: 118; Video: 89Not TestedSamsung S21+ has been tested and scored, providing an objective measure of camera performance. The Nothing Phone (2a) Plus score is not available.
Battery
Capacity4800mAh5000mAhNothing Phone (2a) Plus should last slightly longer on a single charge due to bigger battery capacity.
Charging25W Fast Charging50W Fast ChargingNothing Phone (2a) Plus charges much faster and saves time.
Features15W Wireless, Reverse ChargingNoneSamsung S21+ provides wireless charging and reverse charging.
Software
OSAndroid 11 (up to 15)Android 14 (up to 17)Nothing Phone (2a) Plus has a newer operating system and will likely have longer software support.
Connectivity
Wi-FiWiFi 6 (802.11ax)WiFi 6 (802.11ax) with MIMOSimilar WiFi connectivity. Nothing Phone (2a) Plus with MIMO for potentially better connection stability in crowded networks.
Bluetooth5.0 LE5.3Nothing Phone (2a) Plus has a newer, more efficient version of Bluetooth.
GPSGPS, A-GPS, GLONASS, Beidou, GalileoGPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, NavIC SystemNothing Phone (2a) Plus offers better GPS accuracy due to additional satellite systems.
SIMDual SIM, Nano SIM, eSIMDual SIM, Nano SIMSamsung S21+ offers eSIM support for greater flexibility.
Storage
Internal128GB/256GB256GBBoth provide ample storage for most users.
RAM8GB12GBNothing Phone (2a) Plus enables smoother multitasking with more RAM.
ExpandableNoNoNeither phone allows storage expansion.
Audio
QualityDolby Atmos, Hi-Res Audio, Stereo Speakers, Noise cancellation microphoneHi-Res Audio, Stereo Speakers, 3 microphonesSamsung S21+ provides Dolby Atmos for spatial audio and clearer calls using noise cancellation. Nothing Phone (2a) Plus offers improved audio recording with 3 microphones.
Security
FeaturesFingerprint SensorFingerprint SensorBoth use similar basic fingerprint sensor technology for device security.
Build Quality
ProtectionCorning Gorilla Glass VictusCorning Gorilla Glass 5Samsung S21+ offers superior screen protection against scratches and drops.
Sensors
Fingerprint, Proximity, Accelerometer, Compass, Gyroscope, Barometer, Hall, GeomagneticFingerprint, Proximity, Accelerometer, Compass, Gyroscope, GravitySamsung S21+ includes a barometer and Hall/Geomagnetic sensors for more environmental data and better gaming performance. Nothing Phone (2a) Plus has gravity sensor.

2. Key Differences Analysis

Samsung Galaxy S21+ 5G Advantages:

  • Superior Camera System: Dedicated telephoto lens for optical zoom and portrait mode, higher quality video recording (8K), and a more comprehensive main camera system with a slightly larger sensor.
  • Wireless Charging & Reverse Wireless Charging: Greater convenience for those already using wireless charging ecosystems and who might want to use the phone to charge other devices wirelessly.
  • Better Screen Protection: Corning Gorilla Glass Victus screen offers better protection against scratches and drops.
  • eSIM Support: Dual SIM capability with eSIM provides more flexibility.
  • Enhanced Audio: Dolby Atmos support, noise cancellation microphone for clearer calls.
  • Environmental Sensors: Additional environmental sensors (barometer, hall) suitable for advanced features and gaming.

Nothing Phone (2a) Plus Advantages:

  • Newer and More Efficient Chipset: The Mediatek Dimensity 7350 Pro chipset offers better power efficiency and slightly better overall performance.
  • Faster Charging: 50W charging allows faster refills, saving time.
  • Higher Resolution Front & Wide Camera: Capture more detailed selfies and wide angle photos.
  • More RAM: 12 GB RAM for smoother multitasking and better app loading times.
  • Newer Bluetooth version: Latest Bluetooth standard for higher quality audio transfer.
  • Better GPS: More accurate location tracking due to more satellite support.
  • Newer Operating System: Newer Android version for longer software support and better overall experience.

Trade-offs:

  • Samsung Galaxy S21+ 5G: Older chipset, slower charging, less RAM, lacks a dedicated front camera and wide angle camera and higher resolution sensors.
  • Nothing Phone (2a) Plus: Lacks wireless charging, reverse charging, has less screen protection, no telephoto camera, and has an inferior main camera sensor.

3. User Profiles & Recommendations

Samsung Galaxy S21+ 5G Ideal User:

  • Photography Enthusiasts: Users who want a versatile camera system with optical zoom and high-resolution video capabilities.
  • Wireless Charging Users: People who are already invested in a wireless charging ecosystem or frequently use wireless charging.
  • Frequent Travelers: Users who need eSIM support and robust environmental sensors for navigation, data gathering and accurate weather data.
  • Multimedia Lovers: Users who enjoy high quality audio and spatial audio using Dolby Atmos.
  • Gamers: Those who desire an advanced sensor suite with barometer, geomagnetic and Hall sensors for better gaming experience.

Nothing Phone (2a) Plus Ideal User:

  • Performance-Oriented Users: People who prioritize smooth operation in apps and games without caring much about specific camera functions.
  • Budget-Conscious Users: Those who seek great value with fast charging and a newer Android version.
  • Frequent Multi-Taskers: Users who switch between many applications often and need good RAM for performance and quick app loading.
  • Users Who Value Future-Proofing: Those who appreciate the latest operating system and long term software support.
  • Social Media Users: Those who want to take higher quality selfies and wide angle photos.

4. Decision Framework

Key Questions to Consider:

  1. How important is a high-quality camera with optical zoom to you? (Prioritize S21+ for better photo and video capabilities with zoom).
  2. Do you need wireless charging and reverse wireless charging features? (Prioritize S21+ for these features).
  3. How important is fast charging, more RAM and long term software support? (Prioritize Nothing Phone (2a) Plus for faster charging and more RAM).

Scenario-Based Recommendations:

  • For the user that wants the best camera experience: Choose the Samsung Galaxy S21+ 5G for superior zoom capabilities and video recording, but understand the trade-off of slower charging and older software.
  • For the budget-conscious user needing a well-performing device: Go for the Nothing Phone (2a) Plus to get a faster charging experience and newer software, sacrificing the advanced camera features, wireless charging and better screen protection.
  • For the user that needs long term software support, more RAM and performance: Choose the Nothing Phone (2a) Plus, sacrificing the wireless charging capabilities and optical zoom.

Personal Choice

If I were to choose, I would pick the Nothing Phone (2a) Plus. My reasoning is primarily driven by its newer chipset, faster charging, better RAM and longer software support. While the Samsung Galaxy S21+ 5G offers a more versatile camera system, the improvements in performance, battery charging and software longevity of the Nothing Phone (2a) Plus outweigh the benefits of a slightly better camera for my usage patterns. The convenience of faster charging and smoother multitasking are more important to me in my daily usage. The newer Android version also provides better long term experience and ensures better feature support. While I appreciate the wireless charging and zoom capabilities of the S21+, my daily use case benefits more from the performance and battery life advantages provided by the Nothing Phone (2a) Plus.

Emily Harper
Emily Harper

Technology Insights Specialist

Dedicated technology writer specializing in mobile device analysis and technology communication. Expert at translating complex smartphone features into clear, actionable insights for diverse audiences.

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Bridging technical complexity with engaging, accessible narratives.