Home Phone comparison Xiaomi Redmi A3 and Xiaomi Redmi 12 - Which is better?

Xiaomi Redmi A3 vs Xiaomi Redmi 12

40 out 100
Xiaomi Redmi A3
VS
47 out 100
Xiaomi Redmi 12
Xiaomi Redmi A3
Xiaomi Redmi 12

Compared 2 smartphones : Xiaomi Redmi A3 Manufactured in February, 2024, with display 6.71 with chipsetMediaTek Helio G36, vs Xiaomi Redmi 12, Manufactured in June, 2023 with chipsetMediaTek Helio G88. 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 A3
  • Newer Bluetooth version: 5.4 vs 5.3
  • Includes charger
Reasons to choose Xiaomi Redmi 12
  • Larger display: 6.79in
  • Higher pixel density: 396ppi
  • Lighter design: 198.5g vs 199g
  • Infrared port

Versions

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

Review

Key Specs Xiaomi Redmi A3 and Xiaomi Redmi 12
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 A3
vs
Xiaomi Redmi 12

Display

Display quality comparison
Type IPS LCD IPS LCD
Size 6.71 in 6.79 in
Resolution 720x1650 pixels 1080x2460 pixels
Aspect ratio 20:9 19.5:9
Pixel density 268 ppi 396 ppi
Refresh rate 90 Hz 90 Hz
Adaptive refresh rate No No
Max brightness 420 nits 550 nits
HDR support No No
Screen-to-body ratio 84.6 % 88 %
Display test
Peak brightness (auto)
Xiaomi Redmi A3
357 nits
Xiaomi Redmi 12
539 nits
sRGB gamut95.1 %96.3 %
Response time40 ms26 ms
Contrast1314:1898:1
Sources: NotebookCheck [Xiaomi Redmi A3], [Xiaomi Redmi 12]

Design & Build

Design and ergonomics comparison
Height 168.3 mm (6.63 in) 168.6 mm (6.64 in)
Width 76.3 mm (3 in) 76.28 mm (3 in)
Thickness 8.32 mm (0.33 in) 8.17 mm (0.32 in)
Weight 199 g (7.02 oz) 198.5 g (7 oz)
Water resistance No IP53
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - Black
- Blue
- Green		 - Black
- Silver
- Blue
Fingerprint sensor Yes In-Button Yes In-Button
Screen-to-body ratio
Xiaomi Redmi A3
84.6 %
Xiaomi Redmi 12
88 %

Performance

Testing Xiaomi Redmi A3 and Xiaomi Redmi 12 In benchmarks
Processor
Chipset MediaTek Helio G36 MediaTek Helio G88
Max Frequency 2200 MHz 2000 MHz
CPU Cores 8 (4 + 4) 8 (2 + 6)
Architecture - 4/1.8 (Cortex-A53)
- 4/2.2 (Cortex-A53)		 - 6/1.8 (Cortex-A55)
- 2/2 (Cortex-A75)
Process TSMC TSMC
Transistor Size 12 nm 12 nm
Neural Processor No MediaTek APU
Graphics PowerVR GE8320 Mali-G52 MP2
GPU Cores 32 48
GPU Frequency 680 MHz 1000 MHz
FLOPS 43.5 GFLOPS 96 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi A3
230
Xiaomi Redmi 12
434
Geekbench 6 (Multi-Core)
Xiaomi Redmi A3
840
Xiaomi Redmi 12
1223
Geekbench 6 (Single-Core)230434
Geekbench 6 (Multi-Core)8401223
AnTuTu 10
AnTuTu 10
Xiaomi Redmi A3
153983
Xiaomi Redmi 12
266658
CPU5534084508
GPU1074939522
Memory4286469688
UX4503072940
NanoReview Score153983266658
3DMark Wild Life
3DMark Wild Life
Xiaomi Redmi A3
n/a
Xiaomi Redmi 12
743
Sources: 3DMark [Xiaomi Redmi 12]
PCMark 3.0
PCMark 3.0
Xiaomi Redmi A3
n/a
Xiaomi Redmi 12
9150
Writing scoren/a8646
Web scoren/a8615
Video editingn/a6849
Data manipulationn/a6391
NanoReview Scoren/a9150

Memory

RAM
RAM Size - 3 GB
- 4 GB
- 6 GB		 - 4 GB
- 8 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 1600 MHz 1800 MHz
Channels 2 2
Storage
Storage Capacity- 64 GB
- 128 GB		- 128 GB
- 256 GB
Storage TypeeMMC 5.1eMMC 5.1
Memory CardMicroSDMicroSD

Software

OS Android 14 Android 13 (Upgradeable to Android 15)
OS Size 19 GB 18 GB
UI Skin MIUI Go Edition HyperOS 2.0

Battery

Volume 5000 mAh 5000 mAh
Max Charging Power 10 W 18 W
Battery Type Li-ion Li-Po
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging No Yes (29% in 30 min)
Full Charge Time 2:40 h 2:07 h
Battery Life Test
Battery Life
Xiaomi Redmi A3
n/a
Xiaomi Redmi 12
22:09
Web Browsingn/a07:58 h
Video Playbackn/a12:45 h
Gamesn/a04:59 h
Standby Moden/a118 h

Main camera

Matrix 8 MP 50 MP
Photo resolution 3264x2448 pixels 8150x6150 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 No 120 fps (720p)
Wide-angle lens n/a 120 °
Lenses count Standard: 8 MP
Depth: 0.08 MP		 Standard: 50 MP
Ultra-wide: 8 MP
Depth: 2 MP
Features Bokeh effect - Bokeh effect
- Pro mode
Main lens
Matrix8 MP50 MP
Aperturef/2.0f/1.8
Sensorn/aSamsung S5KJN1
Sensor sizen/a1/2.76
Pixel sizen/a0.64 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital
Ultra-wide lens
Matrixn/a8 MP
Aperturen/af/2.2
Sensorn/aSony IMX355
Sensor sizen/a1/2.8
Pixel sizen/a1.14 μm
Stabilizationn/aDigital

Front camera

Matrix 5 MP 8 MP
Photo resolution 2592x1944 pixels 3264x2448 pixels
Aperture f/2.2 f/2.1
Sensor CMOS n/a
Autofocus No No
Stabilization Digital Digital
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 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 5.4 5.3
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
DisplayPort No n/a
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
NFC* No Varies by region
Infrared Port No Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoYes
2G BandsGSM B2, B3, B5, B8GSM 2/3/5/8
3G BandsWCDMA B1, B5, B8WCDMA 1/5/8
LTE Bands*LTE (B1/B3/B5/B7/B8/B20/B28)LTE (B1/B3/B5/B7/B8/B20/B28/B38/B40/B41)
LTE category47
5G SupportNoNo

Sound

Speakers Mono Mono
3.5 mm Jack Yes Yes
FM Radio Yes Yes
Dolby Atmos No No
Speaker Test
Max Volume
Xiaomi Redmi A3
78.8 dB
Xiaomi Redmi 12
79.4 dB

Other

Class Budget Budget
Announced February, 2024 yr June, 2023 yr
Release Date February, 2024 yr June, 2023 yr
Launch Price ($) 80 159
Sensors - Accelerometer
- Ambient Light Sensor
- Fingerprint sensor		 - Accelerometer
- Compass
- Fingerprint sensor
Charger Included Yes 10 W No

Note

Xiaomi Redmi A3:

The smartphone in green color is 7 grams lighter than the others.

* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

No clear favorite identified yet; updates may follow as new data arrives.

Survey

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Total Votes: 1

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