Samsung Galaxy A21s vs Oppo A54

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 Oppo A54, which is powered by Mediatek Helio P35 and came out 10 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the gadgets.

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Samsung Galaxy A21s
  • 21% better performance in AnTuTu Benchmark (126K versus 104K)
  • More energy-efficient CPU – Exynos 850
  • Has an ultra-wide angle camera lens
  • More recent OS version: Android 12 versus 11
  • Supports Dolby Atmos sound technology
  • 9% faster in single-core GeekBench 5 test: 189 and 174 points
Reasons to consider the Oppo A54
  • Water-resistant body (IPX4 classification)
  • Slow-motion recording at 90FPS
  • The phone is 10-months newer

Review

Display
Screen quality, color accuracy, brightness
Performance
CPU/GPU performance in apps and games
Battery
Battery life, charging type and speed
Camera
Photo and video recording quality
Connectivity
Networks, ports, data transmission
NanoReview score
Final comparison evaluation

Value for money

You can enter your local price of these phones (in USD or any other currency) and click on the "Calculate" button to see which one has a better value for money.
Price

Tests and specifications

Comparison table of technical specifications and tests
Phone:
vs

Display

Type PLS TFT IPS LCD
Size 6.5 inches 6.51 inches
Resolution 720 x 1600 pixels 720 x 1600 pixels
Aspect ratio 20:9 20:9
PPI 270 ppi 269 ppi
Refresh rate 60 Hz 60 Hz
Max rated brightness 540 nits 500 nits
HDR support No No
Screen protection Tempered glass Tempered glass
Screen-to-body ratio 82.8% 82.6%
Display tests
RGB color space 88.4% -
PWM 500 Hz -
Response time 30.4 ms -
Contrast 1500:1 -
Peak brightness test (auto)
487 nits
n/a
Sources: NotebookCheck [3]

Design and build

Height 163.6 mm (6.44 inches) 163.6 mm (6.44 inches)
Width 75.3 mm (2.96 inches) 75.7 mm (2.98 inches)
Thickness 8.9 mm (0.35 inches) 8.4 mm (0.33 inches)
Weight 192 gramm (6.77 oz) 192 gramm (6.77 oz)
Waterproof No IPX4
Rear material Plastic Plastic
Frame material Plastic Plastic
Colors Black, Blue, Red Black, Blue
Fingerprint scanner Yes, rear Yes, in home button
Screen-to-body ratio
82.8%
82.6%

Performance

Tests of Samsung Galaxy A21s and Oppo A54 in the benchmarks
SoC
Chipset Samsung Exynos 850 Mediatek Helio P35
Max. clock 2000 MHz 2300 MHz
CPU cores 8 (8) 8 (4 + 4)
Architecture - 8 cores at 2 GHz: Cortex-A55 - 4 cores at 1.8 GHz: Cortex-A53
- 4 cores at 2.3 GHz: Cortex-A53
Lithography process 8 nanometers 12 nanometers
Graphics Mali-G52 MP1 IMG PowerVR GE8320
GPU clock 820 MHz 680 MHz
FLOPS ~126 GFLOPS ~44.8 GFLOPS
Memory
RAM size 3, 4 GB 4, 6 GB
Memory type LPDDR4X LPDDR4X
Memory clock 1866 MHz 1600 MHz
Channels 2 2
Storage
Storage size 32, 64 GB 128 GB
Storage type eMMC 5.1 eMMC 5.1
Memory card MicroSD MicroSD
Memory card max. size Up to 512 GB Up to 256 GB

Benchmarks

Geekbench 5 (Single-Core)
189
174
Geekbench 5 (Multi-Core)
1097
985
AnTuTu Benchmark 9
126772
104987
CPU 35291 36581
GPU 25718 16965
Memory 32247 23039
UX 34753 28931
Total score 126772 104987
3DMark Wild Life Performance
Stability 98% -
Graphics test 2 FPS -
Graphics score 421 -
PCMark 3.0 score 5502 -
Sources: 3DMark [3]

Software

Operating system Android 10 (Can be upgraded to Android 12) Android 10 (Can be upgraded to Android 11)
ROM One UI 4.1 ColorOS 11.1
OS size 12 GB -

Battery

Specifications
Capacity 5000 mAh 5000 mAh
Charge power 15 W 18 W
Battery type Li-Po Li-Po
Replaceable No No
Wireless charging No No
Reverse charging No No
Fast charging Yes (50% in 60 min) Yes (30% in 40 min)
Full charging time 2:10 hr 2:25 hr
Battery life tests
Web browsing 12:34 hr -
Watching video 14:21 hr -
Gaming 05:26 hr -
Standby 120 hr -
General battery life
35:07 hr
n/a

Camera

Specs and camera test of smartphones
Main camera
Matrix 48 megapixels 13 megapixels
Image resolution 8000 x 6000 4160 x 3120
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 30FPS
Slow motion No 90 FPS (720p)
Angle of widest lens 123° -
Lenses 4 (48 MP + 8 MP + 2 MP + 2 MP) 3 (13 MP + 2 MP + 2 MP)
Wide (main) lens - 48 MP
- Aperture: f/2.0
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/2.0" (CMOS)
- Phase autofocus
- 13 MP
- Aperture: f/2.2
- Pixel size: 0.8 micron
- Sensor: 1/3.06", Samsung S5K3L6 (ISOCELL CMOS)
- Phase autofocus
Ultra-wide lens - 8 MP
- Aperture: f/2.2
- Pixel size: 1.12 micron
- Sensor: 1/4.0" (CMOS)
-
Macro lens - 2 MP
- Aperture: f/2.4
- 2 MP
- Aperture: f/2.4
- Pixel size: 1.75 micron
Depth lens - 2 MP
- Aperture: f/2.4
- 2 MP
- Aperture: f/2.4
- Pixel size: 1.75 micron
Camera features - Bokeh mode - Bokeh mode
- Pro mode
Selfie camera
Megapixels 13 megapixels 16 megapixels
Image resolution 4128 x 3096 4624 x 3468
Aperture f/2.2 f/2.5
Pixel size 1.12 microns -
Sensor type CMOS CMOS
Sensor size 1/3.1" -
Video resolution 1080p (Full HD) at 30 FPS 1080p (Full HD) at 30 FPS

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
Bluetooth features PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP LE, HID, A2DP
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB-Storage mode
- OTG
- Charging
- USB-Storage mode
- OTG
GPS GPS, GLONASS, Beidou, Galileo GPS, GLONASS, Beidou, Galileo
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 Yes
LTE Cat* 13 7
5G support No No

Sound

Speakers Mono Mono
Headphone audio jack Yes Yes
FM radio Yes Yes
Dolby Atmos Yes No
Speakers test
Max. loudness
79.5 dB
n/a

Other

Category Budget Budget
Announced May 2020 March 2021
Release date June 2020 April 2021
SAR (head) 0.23 W/kg -
SAR (body) 1.38 W/kg -
Sensors - Hall-effect sensor
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Proximity sensor
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

If the performance, software, battery life, camera, and sound are more important to you, then choose the Samsung Galaxy A21s. But if the design is more of a priority – go for the Oppo A54.

Cast your vote

So, which phone would you choose?
6 (50%)
6 (50%)
Total votes: 12

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