Samsung Galaxy A33 5G vs Galaxy A31

Here we compared two mid-range smartphones: the 6.4-inch Samsung Galaxy A33 5G (with Exynos 1280) that was released on March 17, 2022, against the Samsung Galaxy A31, which is powered by Mediatek Helio P65 and came out 24 months before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Samsung Galaxy A33 5G
  • Waterproof body (IP67 classification)
  • 2.2x better performance in AnTuTu Benchmark (419K versus 190K)
  • Higher display refresh rate – 90 Hz
  • Newer Bluetooth version (v5.1)
  • Optical image stabilization
  • Slow-motion recording at 480FPS
  • More energy-efficient CPU – Exynos 1280
  • Ability to record video in 4K resolution
  • Stereo speakers
  • Delivers 15% higher peak brightness (727 against 632 nits)
  • More recent OS version: Android 13 versus 12
  • The phone is 2-years newer
Reasons to consider the Samsung Galaxy A31
  • Shows 23% longer battery life (39:10 vs 31:53 hours)
  • Includes a 3.5 mm headphone audio jack port

Review

Evaluation of Samsung Galaxy A33 5G and Galaxy A31 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
NanoReview Score
Final comparison evaluation
Choose the importance of each parameter to more accurately identify the smartphone that best meets your particular needs.
Adjust priorities
Feature
Priority (Weight)
Display:
Camera:
Performance:
Gaming:
Battery Life:
Connectivity:
The higher the priority, the more it will affect the final NanoReview score.

Value for money

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

Comparison table of technical specifications and tests

Display

Type Super AMOLED Super AMOLED
Size 6.4 inches 6.4 inches
Resolution 1080 x 2400 pixels 1080 x 2400 pixels
Aspect ratio 20:9 20:9
PPI 411 ppi 411 ppi
Refresh rate 90 Hz 60 Hz
Adaptive refresh rate No No
Max rated brightness 500 nits 600 nits
Max rated brightness in HDR 1000 nits -
HDR support No No
Screen protection Corning Gorilla Glass 5 Tempered glass
Screen-to-body ratio 83.7% 84.9%
Display features - DCI-P3 - Always-On Display
Display tests
RGB color space 98.3% 96.8%
PWM 366 Hz 238 Hz
Response time 1 ms 8 ms
Contrast ∞ Infinity ∞ Infinity
Peak brightness test (auto)
727 nits
632 nits
Sources: NotebookCheck [3], [4]

Design and build

Height 159.7 mm (6.29 inches) 159.3 mm (6.27 inches)
Width 74 mm (2.91 inches) 73.1 mm (2.88 inches)
Thickness 8.1 mm (0.32 inches) 8.6 mm (0.34 inches)
Weight 186 g (6.56 oz) 185 g (6.53 oz)
Waterproof IP67 No
Rear material Plastic Plastic
Frame material Plastic Plastic
Colors White, Black, Blue, Yellow White, Black, Blue, Red
Fingerprint scanner Yes, in-display Yes, in-display
Screen-to-body ratio
84.9%

Performance

Tests of Samsung Galaxy A33 5G and Samsung Galaxy A31 in the benchmarks
SoC
Chipset Samsung Exynos 1280 Mediatek Helio P65
Max clock 2400 MHz 2000 MHz
CPU cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6 cores at 2 GHz: Cortex-A55
- 2 cores at 2.4 GHz: Cortex-A78
- 6 cores at 1.7 GHz: Cortex-A55
- 2 cores at 2 GHz: Cortex-A75
Lithography process 5 nanometers 12 nanometers
Graphics Mali-G68 MP4 Mali-G52 MC2
GPU clock 1000 MHz 820 MHz
FLOPS ~487 GFLOPS ~56.4 GFLOPS

Benchmarks

Geekbench 5 (Single-Core)
731
Geekbench 5 (Multi-Core)
1882
1259
AnTuTu Benchmark 9
419696
190453
CPU 121891 67651
GPU 117682 32355
Memory 72215 35166
UX 109841 55884
Total score 419696 190453
3DMark Wild Life Performance
2254
Max surface temperature 39.8 °C 45.2 °C
Stability 99% 97%
Graphics test 13 FPS 3 FPS
Graphics score 2254 572
Web score 8354 4677
Video editing 7086 4920
Photo editing 21113 10519
Data manipulation 8525 4798
Writing score 14295 5942
Sources: 3DMark [3], [4]

Memory

RAM
RAM size 6, 8 GB 4 GB
Memory type LPDDR4X LPDDR4X
Memory clock - 1866 MHz
Channels 2 2
Storage
Storage size 128, 256 GB 64, 128 GB
Storage type UFS 2.2 eMMC 5.1
Memory card MicroSD MicroSD
Memory card max size Up to 1024 GB Up to 512 GB

Software

Operating system Android 12 (Can be upgraded to Android 13) Android 10 (Can be upgraded to Android 12)
ROM One UI 5.1 One UI 4.1
OS size 26 GB 27 GB

Battery

Capacity 5000 mAh 5000 mAh
Max charge power 25 W 15 W
Battery type Li-Po Li-Ion
Replaceable No No
Wireless charging No No
Reverse charging No No
Fast charging Yes (50% in 30 min) Yes, Samsung Adaptive Fast Charge (50% in 60 min)
Full charging time 1:15 hr 2:25 hr
Battery life tests
Web browsing 10:17 hr 14:31 hr
Watching video 15:03 hr 16:40 hr
Gaming 05:45 hr 05:44 hr
Standby 105 hr 126 hr
General battery life
31:53 hr
Galaxy A31 +23%
39:10 hr

Camera

Specs and camera test of smartphones
Main camera
Matrix 48 megapixels 48 megapixels
Image resolution 8000 x 6000 8000 x 6000
Zoom Digital Digital
Flash LED LED
Stabilization Optical Digital
8K video recording No No
4K video recording Up to 30FPS No
1080p video recording Up to 60FPS Up to 30FPS
Slow motion 480 FPS (720p) No
Angle of widest lens 123° 123°
Lenses 4 (48 MP + 8 MP + 5 MP + 2 MP) 4 (48 MP + 8 MP + 5 MP + 5 MP)
Wide (main) lens - 48 MP
- Aperture: f/1.8
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/2.0", Sony IMX582 (Exmor-RS CMOS)
- Phase autofocus
- Optical stabilization
- 48 MP
- Aperture: f/2.0
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/2.0", Samsung S5KGM2 (ISOCELL CMOS)
- Phase autofocus
Ultra-wide lens - 8 MP
- Aperture: f/2.2
- Focal length: 13 mm
- Pixel size: 1.12 micron
- Sensor: 1/4.0", Sony IMX355 (Exmor-RS CMOS)
- 8 MP
- Aperture: f/2.2
- Focal length: 13 mm
- Pixel size: 1.12 micron
- Sensor: 1/4.0" (CMOS)
Macro lens - 5 MP
- Aperture: f/2.4
- 5 MP
- Aperture: f/2.4
Depth lens - 2 MP
- Aperture: f/2.4
- 5 MP
- Aperture: f/2.4
Camera features - Bokeh mode
- Pro mode
- Bokeh mode
- Pro mode
Samples Photo samples of Samsung Galaxy A33 5G from DxOMark -
Selfie camera
Megapixels 13 megapixels 20 megapixels
Image resolution 4160 x 3120 5963 x 3354
Aperture f/2.2 f/2.2
Sensor type CMOS CMOS
Video resolution 2160p (4K) at 30 FPS 1080p (Full HD) at 30 FPS

DxOMark camera tests

Photo quality
Video quality
Generic camera score

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
Bluetooth version 5.1 5
Bluetooth features PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, 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, QZSS GPS, GLONASS, Beidou, Galileo
NFC* Depends on the region Yes
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 Yes No
LTE Cat* 18 12
5G support Yes No

Sound

Speakers Stereo Mono
Headphone audio jack No Yes
FM radio No Yes
Dolby Atmos Yes Yes
Speakers test
Max loudness
88.7 dB
78.5 dB

Other

Category Mid-range Mid-range
Announced March 2022 March 2020
Release date April 2022 April 2020
SAR (head) - 0.49 W/kg
SAR (body) - 1.68 W/kg
Sensors - Hall-effect sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- 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 A33 5G is definitely a better buy.

Cast your vote

So, which phone would you choose?
59 (69.4%)
26 (30.6%)
Total votes: 85

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