Home Phone comparison Xiaomi Redmi 12 and Samsung Galaxy A02s - Which is better?

Xiaomi Redmi 12 vs Samsung Galaxy A02s

47 out 100
Xiaomi Redmi 12
VS
37 out 100
Samsung Galaxy A02s
Xiaomi Redmi 12
Samsung Galaxy A02s

Compared 2 smartphones : Xiaomi Redmi 12 Manufactured in June, 2023, with display 6.79 with chipsetMediaTek Helio G88, vs Samsung Galaxy A02s, Manufactured in January, 2021 with chipsetQualcomm Snapdragon 450. 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 12
  • Larger display: 6.79in
  • Higher pixel density: 396ppi
  • Higher refresh rate: 90Hz
  • Newer Bluetooth version: 5.3 vs 4.2
  • Infrared port
  • Fingerprint scanner
Reasons to choose Samsung Galaxy A02s
  • Lighter design: 196g vs 198.5g
  • Supports Dolby Atmos

Versions

Available versions and configurations
Memory Options - 2/128 GB
- 4/128 GB
- 6/128 GB
- 8/128 GB
- 8/256 GB		 - 1/16 GB
- 2/32 GB
- 3/32 GB
- 3/64 GB
- 4/32 GB
- 4/64 GB

Review

Key Specs Xiaomi Redmi 12 and Samsung Galaxy A02s
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 12
vs
Samsung Galaxy A02s

Display

Display quality comparison
Type IPS LCD PLS TFT
Size 6.79 in 6.5 in
Resolution 1080x2460 pixels 720x1600 pixels
Aspect ratio 19.5:9 20:9
Pixel density 396 ppi 270 ppi
Refresh rate 90 Hz 60 Hz
Adaptive refresh rate No No
Max brightness 550 nits 400 nits
HDR support No No
Screen-to-body ratio 88 % 81.9 %
Display test
Peak brightness (auto)
Xiaomi Redmi 12
539 nits
Samsung Galaxy A02s
455 nits
sRGB gamut96.3 %95.5 %
Response time26 ms37 ms
Contrast898:11095:1
Sources: NotebookCheck [Xiaomi Redmi 12], [Samsung Galaxy A02s]

Design & Build

Design and ergonomics comparison
Height 168.6 mm (6.64 in) 164.2 mm (6.46 in)
Width 76.28 mm (3 in) 75.9 mm (2.99 in)
Thickness 8.17 mm (0.32 in) 9.1 mm (0.36 in)
Weight 198.5 g (7 oz) 196 g (6.91 oz)
Water resistance IP53 No
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - Black
- Silver
- Blue		 - White
- Black
Fingerprint sensor Yes In-Button No
Screen-to-body ratio
Xiaomi Redmi 12
88 %
Samsung Galaxy A02s
81.9 %

Performance

Testing Xiaomi Redmi 12 and Samsung Galaxy A02s In benchmarks
Processor
Chipset MediaTek Helio G88 Qualcomm Snapdragon 450
Max Frequency 2000 MHz 1800 MHz
CPU Cores 8 (2 + 6) 8 (8)
Architecture - 6/1.8 (Cortex-A55)
- 2/2 (Cortex-A75)		 8/1.8 (Cortex-A53)
Process TSMC Samsung
Transistor Size 12 nm 14 nm
Neural Processor MediaTek APU Hexagon 546
Graphics Mali-G52 MP2 Adreno 506
GPU Cores 48 96
GPU Frequency 1000 MHz 720 MHz
FLOPS 96 GFLOPS 115.2 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi 12
434
Samsung Galaxy A02s
472
Geekbench 6 (Multi-Core)
Xiaomi Redmi 12
1223
Samsung Galaxy A02s
1523
Geekbench 6 (Single-Core)434472
Geekbench 6 (Multi-Core)12231523
AnTuTu 10
AnTuTu 10
Xiaomi Redmi 12
266658
Samsung Galaxy A02s
125214
CPU8450845078
GPU3952214913
Memory6968840800
UX7294024423
NanoReview Score266658125214
3DMark Wild Life
3DMark Wild Life
Xiaomi Redmi 12
743
Samsung Galaxy A02s
n/a
Sources: 3DMark [Xiaomi Redmi 12]
PCMark 3.0
PCMark 3.0
Xiaomi Redmi 12
9150
Samsung Galaxy A02s
n/a
Writing score8646n/a
Web score8615n/a
Video editing6849n/a
Data manipulation6391n/a
NanoReview Score9150n/a

Memory

RAM
RAM Size - 4 GB
- 8 GB		 3 GB
Memory Type LPDDR4X LPDDR3
Memory Frequency 1800 MHz 933 MHz
Channels 2 1
Storage
Storage Capacity- 128 GB
- 256 GB		32 GB
Storage TypeeMMC 5.1eMMC 5.1
Memory CardMicroSDMicroSD

Software

OS Android 13 (Upgradeable to Android 15) Android 10.0 (Upgradeable to Android 12)
OS Size 18 GB 15 GB
UI Skin HyperOS 2.0 One UI Core 4.1

Battery

Volume 5000 mAh 5000 mAh
Max Charging Power 18 W 15 W
Battery Type Li-Po Li-ion
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging Yes (29% in 30 min) Yes (30% in 30 min)
Full Charge Time 2:07 h 2:36 h
Battery Life Test
Battery Life
Xiaomi Redmi 12
22:09
Samsung Galaxy A02s
25:11
Web Browsing07:58 h10:18 h
Video Playback12:45 h14:17 h
Games04:59 h05:42 h
Standby Mode118 h125 h

Main camera

Matrix 50 MP 13 MP
Photo resolution 8150x6150 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
Depth: 2 MP		 Standard: 13 MP
Macro: 2 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode		 Bokeh effect
Main lens
Matrix50 MP13 MP
Aperturef/1.8f/1.8
SensorSamsung S5KJN1n/a
Sensor size1/2.76n/a
Pixel size0.64 μmn/a
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital
Ultra-wide lens
Matrix8 MPn/a
Aperturef/2.2n/a
SensorSony IMX355n/a
Sensor size1/2.8n/a
Pixel size1.14 μmn/a
StabilizationDigitaln/a

Front camera

Matrix 8 MP 5 MP
Photo resolution 3264x2448 pixels 2560x1960 pixels
Aperture f/2.1 f/2.2
Sensor n/a CMOS
Autofocus No No
Stabilization Digital No
Video resolution 1080p (Full HD) at 30 fps 720p 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 5.3 4.2
Bluetooth features LE LE, A2DP
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode		 - Charging
- USB Storage Mode
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
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 SlotYesNo
2G BandsGSM 2/3/5/8GSM 800 / 850 / 900 / 1800 / 2100 / 2600
3G BandsWCDMA 1/5/8UMTS 850 / 900 / 1900 / 2100
LTE Bands*LTE (B1/B3/B5/B7/B8/B20/B28/B38/B40/B41)LTE (B800/B850/B900/B1800/B2100/B2600)
LTE category74
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 12
79.4 dB
Samsung Galaxy A02s
80 dB

Other

Class Budget Budget
Announced June, 2023 yr November, 2020 yr
Release Date June, 2023 yr January, 2021 yr
Launch Price ($) 159 150
Sensors - Accelerometer
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Accelerometer
- Ambient Light Sensor
Charger Included No n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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

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