Samsung Galaxy A33 5G vs Samsung Galaxy A31

Compared 2 smartphones : Samsung Galaxy A33 5G Manufactured in April, 2022, with display 6.4 with chipsetSamsung Exynos 1280, vs Samsung Galaxy A31, Manufactured in April, 2020 with chipsetMediatek Helio P65. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Samsung Galaxy A33 5G
  • Higher refresh rate: 90Hz
  • Newer Bluetooth version: 5.1 vs 5
Reasons to choose Samsung Galaxy A31
  • Lighter design: 185g vs 186g

Versions

Available versions and configurations
Memory Options - 4/128 GB
- 6/128 GB
- 8/128 GB
- 8/256 GB
- 4/64 GB
- 4/128 GB
- 6/128 GB
- 8/128 GB

Review

Key Specs Samsung Galaxy A33 5G and Samsung Galaxy A31
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison

Display

Display quality comparison
Type Super AMOLED Super AMOLED
Size 6.4 in 6.4 in
Resolution 1080x2400 pixels 1080x2400 pixels
Aspect ratio 20:9 20:9
Pixel density 411 ppi 411 ppi
Refresh rate 90 Hz 60 Hz
Adaptive refresh rate No No
Max brightness 500 nits 600 nits
HDR support No No
Screen-to-body ratio 83.6 % 84.9 %
Features DCI-P3 Always-On Display
Display test
Peak brightness (auto)
Samsung Galaxy A33 5G
725 nits
Samsung Galaxy A31
629 nits
sRGB gamut98.3 %96.8 %
PWM (Flicker)366 Hz238 Hz
Response time1 ms8 ms
Contrast∞ Infinite∞ Infinite

Design & Build

Design and ergonomics comparison
Height 159.7 mm (6.29 in) 159.3 mm (6.27 in)
Width 74 mm (2.91 in) 73.1 mm (2.88 in)
Thickness 8.1 mm (0.32 in) 8.6 mm (0.34 in)
Weight 186 g (6.56 oz) 185 g (6.53 oz)
Water resistance IP67 No
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - White
- Black
- Blue
- Yellow
- White
- Black
- Blue
- Red
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Samsung Galaxy A33 5G
83.6 %
Samsung Galaxy A31
84.9 %

Performance

Testing Samsung Galaxy A33 5G and Samsung Galaxy A31 In benchmarks
Processor
Chipset Samsung Exynos 1280 Mediatek Helio P65
Max Frequency 2400 MHz 2000 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6/2 (Cortex-A55)
- 2/2.4 (Cortex-A78)
- 6/1.7 (Cortex-A55)
- 2/2 (Cortex-A75)
Process Samsung TSMC
Transistor Size 5 nm 12 nm
Neural Processor Yes Yes
Graphics Mali-G68 MP4 Mali-G52 MP2
GPU Cores 256 48
GPU Frequency 972 MHz 820 MHz
FLOPS 487 GFLOPS 78.7 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy A33 5G
833
Samsung Galaxy A31
509
Geekbench 6 (Multi-Core)
Samsung Galaxy A33 5G
1872
Samsung Galaxy A31
1553
Geekbench 6 (Single-Core)833509
Geekbench 6 (Multi-Core)18721553
AnTuTu 10
AnTuTu 10
Samsung Galaxy A33 5G
481348
Samsung Galaxy A31
197929
CPU15322874327
GPU10413524218
Memory10037345491
UX12361253893
NanoReview Score481348197929
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy A33 5G
2257
Samsung Galaxy A31
572
Max Surface Temp.39.8 °C45.2 °C
Stability98 %97 %
Graphics Test13 fps3 fps
Graphics Score2257572
PCMark 3.0
PCMark 3.0
Samsung Galaxy A33 5G
10859
Samsung Galaxy A31
5615
Writing score135315825
Web score84764447
Video editing71274920
Data manipulation85564420
NanoReview Score108595615

Memory

RAM
RAM Size - 6 GB
- 8 GB
4 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency n/a 1866 MHz
Channels 2 2
Storage
Storage Capacity- 128 GB
- 256 GB
- 64 GB
- 128 GB
Storage TypeUFS 2.2eMMC 5.1
Memory CardMicroSDMicroSD

Software

OS Android 12 (Upgradeable to Android 14) Android 10 (Upgradeable to Android 12)
OS Size 26 GB 27 GB
UI Skin One UI 6.1 One UI 4.1

Battery

Volume 5000 mAh 5000 mAh
Max Charging Power 25 W 15 W
Battery Type Li-Po Li-ion
Removable 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 Charge Time 1:15 h 2:25 h
Battery Life Test
Battery Life
Samsung Galaxy A33 5G
21:19
Samsung Galaxy A31
25:27
Web Browsing07:57 h10:26 h
Video Playback13:06 h14:36 h
Games05:24 h05:44 h
Standby Mode106 h126 h

Main camera

Matrix 48 MP 48 MP
Photo resolution 8000x6000 pixels 8000x6000 pixels
Zoom Digital Digital
Flash LED LED
Stabilization Optical Digital
8K Recording No No
4K Recording Yes (Up to 30 fps) No
1080p Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
Slow Motion 480 fps (720p) No
Wide-angle lens 123 ° 123 °
Lenses count Standard: 48 MP
Ultra-wide: 8 MP
Macro: 5 MP
Depth: 2 MP
Standard: 48 MP
Ultra-wide: 8 MP
Macro: 5 MP
Depth: 5 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
Main lens
Matrix48 MP48 MP
Aperturef/1.8f/2.0
Focal length26 mm26 mm
SensorSony IMX582Samsung S5KGM2
Sensor size1/2.01/2.0
Pixel size0.8 μm0.8 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalDigital
Ultra-wide lens
Matrix8 MP8 MP
Aperturef/2.2f/2.2
Focal length13 mm13 mm
SensorSony IMX355n/a
Sensor size1/4.01/4.0
Pixel size1.12 μm1.12 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Samsung Galaxy A33 5G
91
Samsung Galaxy A31
n/a
Video quality
Samsung Galaxy A33 5G
80
Samsung Galaxy A31
n/a
Overall camera score
Samsung Galaxy A33 5G
85
Samsung Galaxy A31
n/a
Bokeh55n/a
Preview51n/a
Zoom58n/a

Front camera

Matrix 13 MP 20 MP
Photo resolution 4160x3120 pixels 5963x3354 pixels
Aperture f/2.2 f/2.2
Sensor CMOS CMOS
Sensor size 1/3.1 n/a
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 30 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version 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* Varies by region Yes
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotYesNo
2G BandsGSM GSM850, GSM900, DCS1800, PCS1900GSM850, GSM900, DCS1800, PCS1900
3G BandsUMTS B1(2100), B2(1900), B4(AWS), B5(850), B8(900)B1 (2100), B2 (1900), B5(850), B8 (900)
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B20/B26/B28/B32/B38/B40/B41/B66)LTE (B1/B2/B3/B5/B7/B8/B20/B38/B40/B41)
LTE category1812
5G SupportYesNo

Sound

Speakers Stereo Mono
3.5 mm Jack No Yes
FM Radio No Yes
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Samsung Galaxy A33 5G
88.7 dB
Samsung Galaxy A31
78.5 dB

Other

Class Mid-range Mid-range
Announced March, 2022 yr March, 2020 yr
Release Date April, 2022 yr April, 2020 yr
Launch Price ($) 369 210
Sensors - Hall Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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