Home Phone comparison Xiaomi Redmi Note 12 and Samsung Galaxy A02 - Which is better?

Xiaomi Redmi Note 12 vs Samsung Galaxy A02

52 out 100
Xiaomi Redmi Note 12
VS
33 out 100
Samsung Galaxy A02
Xiaomi Redmi Note 12
Samsung Galaxy A02

Compared 2 smartphones : Xiaomi Redmi Note 12 Manufactured in March, 2023, with display 6.67 with chipsetQualcomm Snapdragon 685, vs Samsung Galaxy A02, Manufactured in January, 2021 with chipsetMediatek MT6739W. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Xiaomi Redmi Note 12
  • Larger display: 6.67in
  • Higher pixel density: 395ppi
  • Higher refresh rate: 120Hz
  • Lighter design: 183.5g vs 206g
  • Infrared port
  • Fingerprint scanner
Reasons to choose Samsung Galaxy A02
  • Supports Dolby Atmos

Versions

Available versions and configurations
Memory Options - 4/64 GB
- 4/128 GB
- 6/64 GB
- 6/128 GB
- 8/128 GB
- 8/256 GB		 - 2/32 GB
- 3/32 GB
- 3/64 GB
- 4/32 GB

Review

Key Specs Xiaomi Redmi Note 12 and Samsung Galaxy A02
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
Smartphones:
Xiaomi Redmi Note 12
vs
Samsung Galaxy A02

Display

Display quality comparison
Type AMOLED PLS TFT
Size 6.67 in 6.5 in
Resolution 1080x2400 pixels 720x1600 pixels
Aspect ratio 20:9 20:9
Pixel density 395 ppi 270 ppi
Refresh rate 120 Hz 60 Hz
Adaptive refresh rate Yes (60-120 Hz) No
Max brightness 1200 nits n/a
HDR support No No
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 85.3 % 82 %
Features - DCI-P3
- Always-On Display		 n/a
Display test
Peak brightness (auto)
Xiaomi Redmi Note 12
741 nits
Samsung Galaxy A02
n/a
sRGB gamut100 %n/a
PWM (Flicker)484 Hzn/a
Response time5 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Xiaomi Redmi Note 12]

Design & Build

Design and ergonomics comparison
Height 165.66 mm (6.52 in) 164 mm (6.46 in)
Width 75.96 mm (2.99 in) 75.9 mm (2.99 in)
Thickness 7.85 mm (0.31 in) 9.1 mm (0.36 in)
Weight 183.5 g (6.47 oz) 206 g (7.27 oz)
Water resistance IP53 No
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - Gray
- Blue
- Green		 - Black
- Blue
- Red
Fingerprint sensor Yes In-Button No
Screen-to-body ratio
Xiaomi Redmi Note 12
85.3 %
Samsung Galaxy A02
82 %

Performance

Testing Xiaomi Redmi Note 12 and Samsung Galaxy A02 In benchmarks
Processor
Chipset Qualcomm Snapdragon 685 Mediatek MT6739W
Max Frequency 2800 MHz 1500 MHz
CPU Cores 8 (4 + 4) 4 (4)
Architecture - 4/1.9 (Cortex-A53)
- 4/2.8 (Cortex-A73)		 4/1.5 (Cortex-A53)
Process TSMC TSMC
Transistor Size 6 nm 28 nm
Neural Processor Hexagon 686 No
Graphics Adreno 610 PowerVR GE8100
GPU Cores 128 8
GPU Frequency 1260 MHz 570 MHz
FLOPS 319.2 GFLOPS 9.1 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi Note 12
375
Samsung Galaxy A02
470
Geekbench 6 (Multi-Core)
Xiaomi Redmi Note 12
1494
Samsung Galaxy A02
1525
Geekbench 6 (Single-Core)375470
Geekbench 6 (Multi-Core)14941525
AnTuTu 10
AnTuTu 10
Xiaomi Redmi Note 12
346691
Samsung Galaxy A02
131372
CPU11734350286
GPU429796591
Memory11357134538
UX7279839957
NanoReview Score346691131372
3DMark Wild Life
3DMark Wild Life
Xiaomi Redmi Note 12
641
Samsung Galaxy A02
n/a
Max Surface Temp.40.9 °Cn/a
Stability99 %n/a
Graphics Test3 fpsn/a
Graphics Score641n/a
Sources: 3DMark [Xiaomi Redmi Note 12]
PCMark 3.0
PCMark 3.0
Xiaomi Redmi Note 12
8890
Samsung Galaxy A02
n/a
Writing score10190n/a
Web score8571n/a
Video editing4771n/a
Data manipulation7223n/a
NanoReview Score8890n/a

Memory

RAM
RAM Size - 4 GB
- 6 GB
- 8 GB		 2 GB
Memory Type LPDDR4X LPDDR3
Memory Frequency 2133 MHz 933 MHz
Channels 2 1
Storage
Storage Capacity- 64 GB
- 128 GB
- 256 GB		32 GB
Storage TypeUFS 2.2eMMC 5.1
Memory CardMicroSDMicroSD

Software

OS Android 13 (Upgradeable to Android 15) Android 10 (Upgradeable to Android 11)
OS Size 21 GB 9.4 GB
UI Skin HyperOS 2.0 One UI Core 3.1

Battery

Volume 5000 mAh 5000 mAh
Max Charging Power 33 W n/a
Battery Type Li-Po Li-ion
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging Yes (55% in 30 min) No
Full Charge Time 1:11 h n/a
Battery Life Test
Battery Life
Xiaomi Redmi Note 12
23:06
Samsung Galaxy A02
n/a
Web Browsing08:20 hn/a
Video Playback15:10 hn/a
Games05:33 hn/a
Standby Mode113 hn/a

Main camera

Matrix 50 MP 13 MP
Photo resolution 8192x6144 pixels 4128x3096 pixels
Zoom Digital Digital
Flash LED LED
Stabilization Digital Digital
8K Recording No No
4K Recording No No
1080p Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
Slow Motion 120 fps (720p) No
Wide-angle lens 120 ° n/a
Lenses count Standard: 50 MP
Ultra-wide: 8 MP
Macro: 2 MP		 Standard: 13 MP
Macro: 2 MP
Features - Bokeh effect
- Pro mode		 Bokeh effect
Main lens
Matrix50 MP13 MP
Aperturef/1.8f/1.9
SensorSamsung S5KJN1n/a
Sensor size1/2.76n/a
Pixel size0.64 μm1.12 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital
Ultra-wide lens
Matrix8 MPn/a
Aperturef/2.2n/a
SensorOmnivision OV08D10n/a
Sensor size1/4n/a
Pixel size1.12 μmn/a
StabilizationDigitaln/a

Front camera

Matrix 13 MP 5 MP
Photo resolution 4128x3096 pixels 2560x1960 pixels
Aperture f/2.5 f/2.0
Sensor CMOS CMOS
Sensor size 1/3.0 n/a
Pixel size 1.12 μm n/a
Autofocus No No
Stabilization Digital No
Video resolution 1080p (Full HD) 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 4 (802.11 a/b/g/n)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Wi-Fi Direct
- Wi-Fi Hotspot
Bluetooth version 5 5
Bluetooth features LE LE, A2DP
USB type USB Type-C Micro USB
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
GPS - GPS
- GLONASS
- Galileo		 - GPS
- GLONASS
NFC* Varies by region No
Infrared Port Yes No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 850 900 1800 1900MHzGSM850, GSM900, DCS1800
3G BandsWCDMA 1/5/8UMTS B1 (2100), B5(850), B8 (900)
LTE Bands*LTE (B1/B3/B5/B7/B8/B20/B28/B38/B40/B41)LTE (B1/B3/B5/B7/B8/B20/B38/B40/B41)
LTE category134
5G SupportNoNo

Sound

Speakers Mono Mono
3.5 mm Jack Yes Yes
FM Radio Yes Yes
Dolby Atmos No Yes
Speaker Test
Max Volume
Xiaomi Redmi Note 12
81.3 dB
Samsung Galaxy A02
n/a

Other

Class Mid-range Budget
Announced March, 2023 yr January, 2021 yr
Release Date March, 2023 yr January, 2021 yr
Launch Price ($) 229 100
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Accelerometer
- Ambient Light Sensor
Charger Included Yes 33 W Yes 10 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi Redmi Note 12 the clear winner in this comparison.

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