Samsung Galaxy A21s vs Galaxy A05s

Here we compared two budget smartphones: the 6.5-inch Samsung Galaxy A21s (with Exynos 850) that was released on May 15, 2020, against the Samsung Galaxy A05s, which is powered by Qualcomm Snapdragon 680 and came out 3 years and 5 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Select the amount of RAM to evaluate performance and value for money more precisely
Memory

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Samsung Galaxy A21s
  • Shows 9% longer battery life (25:00 vs 22:55 hours)
Reasons to consider the Samsung Galaxy A05s
  • 68% better performance in AnTuTu Benchmark (434K versus 258K)
  • Higher display refresh rate – 90 Hz
  • 46% higher pixel density (393 vs 270 PPI)
  • Newer Bluetooth version (v5.1)
  • More recent OS version: Android 15 versus 12
  • Has 2x more RAM: 4GB versus 2GB
  • Slow-motion recording at 120FPS
  • The phone is 3 years and 5 months newer
  • Supports higher wattage charging (25W versus 15W)

Review

Evaluation of Samsung Galaxy A21s and Galaxy A05s crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
Scores with a red asterisk (*) are approximate and may change in the future as we gather more data.
NanoReview Score
Final comparison evaluation
Select your primary usage scenario to get a more accurate NanoReview Score
πŸ“± Primary usage:

Value for money (Beta)

Should I update?
No 51% Yes
Maybe, but mainly if you specifically want better display.
This is a situational upgrade. It makes the most sense if better display matters to you.
Main improvements: display, camera, and performance.

Tests and specifications

Comparison table of technical specifications and tests

Display

Type PLS TFT PLS TFT
Size 6.5 inches 6.7 inches
Resolution 720 x 1600 pixels 1080 x 2400 pixels
Aspect ratio 20:9 20:9
PPI 270 ppi 393 ppi
Refresh rate 60 Hz 90 Hz
Adaptive refresh rate No No
Max rated brightness 540 nits 450 nits
HDR support No No
Screen protection Tempered glass Tempered glass
Screen-to-body ratio 82.9% 82.9%
Display tests
RGB color space 88.4% 98.8%
PWM 500 Hz Not detected
Response time 30.4 ms 30 ms
Contrast 1500:1 1444:1
Peak brightness test (auto)
490 nits
465 nits
Sources: NotebookCheck [3], [4]

Design and build

Height 163.6 mm (6.44 inches) 168 mm (6.61 inches)
Width 75.3 mm (2.96 inches) 77.8 mm (3.06 inches)
Thickness 8.9 mm (0.35 inches) 8.8 mm (0.35 inches)
Weight 192 g (6.77 oz) 194 g (6.84 oz)
Waterproof No No
Rear material Plastic Plastic
Frame material Plastic Plastic
Colors Black, Blue, Red Black, Silver, Green, Purple
Fingerprint scanner Yes, rear Yes, in-button
Screen-to-body ratio
82.9%
82.9%

Performance

Chipset specifications of Samsung Galaxy A21s and Samsung Galaxy A05s
SoC
Chipset Samsung Exynos 850 Qualcomm Snapdragon 680
Max clock 2000 MHz 2400 MHz
CPU cores 8 (8) 8 (4 + 4)
Architecture - 8 cores at 2 GHz: Cortex-A55 - 4 cores at 1.9 GHz: Kryo 265 Silver (Cortex-A53)
- 4 cores at 2.4 GHz: Kryo 265 Gold (Cortex-A73)
Manufacturing Samsung TSMC
Lithography process 8 nanometers 6 nanometers
Neural processor (NPU) No Hexagon 686
GPU
Graphics Mali-G52 MP6 Adreno 610
GPU shading units 16 128
GPU clock 1001 MHz 1114 MHz
FLOPS ~48 GFLOPS ~285.2 GFLOPS

Benchmarks

Benchmark comparison of Samsung Galaxy A21s and Samsung Galaxy A05s
Geekbench 6 (Single-Core)
414
Geekbench 6 (Multi-Core)
1400
Compute Score (GPU)
Compute Score (GPU) - 347
Single-core score 300 414
Multi-core score 836 1400
Sources: Geekbench [3], [4]
AnTuTu Benchmark 11
258064
434109
CPU 100392 182403
GPU 18008 27317
Memory 86289 107950
UX 53375 116439
Total score 258064 434109
Samples [4 tests] [9 tests]
PCMark 3.0
8204
Web score 4948 9262
Video editing 5163 4242
Photo editing 8993 14814
Data manipulation 3929 6512
Writing score 5825 9717

Recent User Tests

The latest benchmark tests that have been submitted by users
Samsung Galaxy A21s
DateBenchmarkResult
πŸ“˜ 2026-09-18 -> HABIBOAnTuTu 12304257
πŸ“˜ 2026-05-16 (Abdul ahad)AnTuTu 11258064
πŸ“˜ 2026-03-29 -> quandzvl12AnTuTu 11316736
πŸ“˜ 2025-10-08 (MinxK)AnTuTu 11231817
πŸ“˜ 2025-10-04 (zayedbinnahyan)AnTuTu 11218341
Samsung Galaxy A05s
DateBenchmarkResult
πŸ“˜ 2026-09-07 -> Tran Gia BaoAnTuTu 12468687
πŸ“˜ 2026-08-21 -> a05stechAnTuTu 11448569
πŸ“˜ 2026-08-21 (A05stech)AnTuTu 11448569
πŸ“˜ 2026-08-18 (HΓ  XuΓ’n PhΓΊc)AnTuTu 11418650
πŸ“˜ 2026-08-03 (NeonAli)AnTuTu 11434109

Memory

RAM
RAM size 2 GB 4 GB
Memory type LPDDR4X LPDDR4X
Memory clock 1866 MHz 2133 MHz
Channels 2 2
Storage
Storage size 32 GB 64 GB
Storage type eMMC 5.1 eMMC 5.1
Memory card MicroSD MicroSD
Memory card max size Up to 512 GB Up to 1024 GB

Software

Operating system Android 10 (Can be upgraded to Android 12) Android 13 (Can be upgraded to Android 15)
ROM One UI 4.1 One UI 7.0 Core
OS size 12 GB -
OS updates 2 years 2 years
Security updates 4 years 3 years

Battery

Capacity 5000 mAh 5000 mAh
Max charge power 15 W 25 W
Battery type Li-Po Li-Ion
Replaceable No No
Wireless charging No No
Reverse charging No No
Fast charging Yes (50% in 60 min) Yes (43% in 30 min)
Full charging time 2:10 hr 1:26 hr
Battery life tests
Web browsing 09:45 hr 08:37 hr
Watching video 14:13 hr 11:33 hr
Gaming 05:34 hr 05:18 hr
Standby 128 hr 127 hr
General battery life
25:00 hr
22:55 hr

Main camera

Matrix 48 megapixels 50 megapixels
Image resolution 8000 x 6000 8192 x 6144
Zoom Digital Digital
Flash LED LED
Stabilization Digital Digital
8K video recording No No
4K video recording No No
1080p video recording Up to 30FPS Up to 60FPS
Slow motion No 120 FPS (720p)
Angle of widest lens 123Β° -
Lenses 1) Standard: 48 MP
2) Ultrawide: 8 MP
3) Macro: 2 MP
4) Depth: 2 MP
1) Standard: 50 MP
2) Macro: 2 MP
3) Depth: 2 MP
Camera features - Bokeh mode - Bokeh mode
- Pro mode
Standard lens
Image resolution 48 MP 50 MP
Aperture f/2.0 f/1.8
Focal length 26 mm -
Sensor Samsung S5KGM2 -
Sensor size 1/2.0" (β‰ˆ 0.5 inch) 1/2.8" (β‰ˆ 0.36 inch)
Pixel size 0.8 micron -
Autofocus Phase autofocus Phase autofocus
Stabilization Digital Digital
Ultra-wide lens
Image resolution 8 MP -
Aperture f/2.2 -
Sensor size 1/4.0" (β‰ˆ 0.25 inch) -
Pixel size 1.12 micron -
Stabilization Digital -
Macro lens
Image resolution 2 MP 2 MP
Aperture f/2.4 f/2.4
Stabilization Digital Digital

Selfie camera

Megapixels 13 megapixels 13 megapixels
Image resolution 4128 x 3096 -
Aperture f/2.2 f/2.0
Sensor CMOS CMOS
Sensor size 1/3.1" (β‰ˆ 0.32 inch) -
Pixel size 1.12 micron -
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 FPS 1080p (Full HD) at 30 FPS
Depth sensor (TOF 3D) No No

Connectivity

Wi-Fi standard Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 5.1
Bluetooth features PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB-Storage mode
- OTG
- Charging
- USB-Storage mode
GPS GPS, GLONASS, Beidou, Galileo GPS, GLONASS, Beidou, Galileo, QZSS
NFC* Yes Depends on the region
Infrared port No No
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No No
Hybrid slot No No
LTE Cat* 13 13
5G support No No

Sound

Speakers Mono Mono
Headphone audio jack Yes Yes
FM radio Yes No
Dolby Atmos Yes Yes
Speakers test
Max loudness
79.5 dB
80.3 dB

Other

Category Budget Budget
Announced May 2020 September 2023
Release date June 2020 October 2023
Launch price (MSRP) $200 $149
Successor - Samsung Galaxy A24 4G -
SAR (head) 0.23 W/kg 0.58 W/kg
SAR (body) 1.38 W/kg 1.31 W/kg
Sensors - Hall-effect sensor
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Proximity sensor
- Ambient light sensor
- Fingerprint
Bundled charger - Not included
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Samsung Galaxy A05s is definitely a better buy.

Cast your vote

So, which phone would you choose?
11 (37.9%)
18 (62.1%)
Total votes: 29

User opinions

You can share your opinion or ask a question in the comments below
🌐 Register your profile and become part of NanoReview community!