Home Phone comparison Samsung Galaxy A12 and Xiaomi Redmi Note 15 4G - Which is better?

Samsung Galaxy A12 vs Xiaomi Redmi Note 15 4G

41 out 100
Samsung Galaxy A12
VS
64 out 100
Xiaomi Redmi Note 15 4G
Samsung Galaxy A12
Xiaomi Redmi Note 15 4G

Compared 2 smartphones : Samsung Galaxy A12 Manufactured in December, 2020, with display 6.5 with chipsetMediaTek Helio P35, vs Xiaomi Redmi Note 15 4G, Manufactured in December, 2025with chipsetMediaTek Helio G100 Ultra. 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 Samsung Galaxy A12
  • Supports Dolby Atmos
Reasons to choose Xiaomi Redmi Note 15 4G
  • Larger display: 6.77in
  • Higher pixel density: 388ppi
  • Higher refresh rate: 120Hz
  • Lighter design: 183.7g vs 205g
  • Higher battery capacity: 6000mAh vs 5000mAh
  • Newer Bluetooth version: 5.3 vs 5

Versions

Available versions and configurations
Memory Options - 2/32 GB
- 3/32 GB
- 3/128 GB
- 4/64 GB
- 4/128 GB
- 6/128 GB		 - 6/128 GB
- 8/128 GB
- 8/256 GB
- 8/512 GB

Review

Key Specs Samsung Galaxy A12 and Xiaomi Redmi Note 15 4G
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.
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Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Samsung Galaxy A12
vs
Redmi Note 15 4G

Display

Display quality comparison
Type PLS TFT AMOLED
Size 6.5 in 6.77 in
Resolution 720x1600 pixels 1080x2340 pixels
Aspect ratio 20:9 n/a
Pixel density 270 ppi 388 ppi
Refresh rate 60 Hz 120 Hz
Adaptive refresh rate No Yes (60-120 Hz)
Max brightness 450 nits n/a
HDR support No No
Screen-to-body ratio 82.1 % 89.7 %
Features n/a DCI-P3
Display test
Peak brightness (auto)
Samsung Galaxy A12
470 nits
Xiaomi Redmi Note 15 4G
n/a
sRGB gamut96.3 %n/a
PWM (Flicker)337 Hzn/a
Response time52 msn/a
Contrast864:1n/a
Sources: NotebookCheck [Samsung Galaxy A12]

Design & Build

Design and ergonomics comparison
Height 164 mm (6.46 in) 164 mm (6.46 in)
Width 75.8 mm (2.98 in) 75.4 mm (2.97 in)
Thickness 8.9 mm (0.35 in) 7.4 mm (0.29 in)
Weight 205 g (7.23 oz) 183.7 g (6.48 oz)
Water resistance No IP64
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - White
- Black
- Blue
- Red		 - Black
- Blue
- Green
- Purple
Fingerprint sensor Yes In-Button Yes, In-Display
Screen-to-body ratio
Samsung Galaxy A12
82.1 %
Xiaomi Redmi Note 15 4G
89.7 %

Performance

Testing Samsung Galaxy A12 and Xiaomi Redmi Note 15 4G In benchmarks
Processor
Chipset MediaTek Helio P35 MediaTek Helio G100 Ultra
Max Frequency 2300 MHz 2200 MHz
CPU Cores 8 (4 + 4) 8 (2 + 6)
Architecture - 4/1.8 (Cortex-A53)
- 4/2.3 (Cortex-A53)		 - 6/2 (Cortex-A55)
- 2/2.2 (Cortex-A76)
Process TSMC TSMC
Transistor Size 12 nm 6 nm
Neural Processor No Yes
Graphics PowerVR GE8320 Mali-G57 MP2
GPU Cores 32 64
GPU Frequency 680 MHz 1000 MHz
FLOPS 43.5 GFLOPS 128 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy A12
480
Xiaomi Redmi Note 15 4G
730
Geekbench 6 (Multi-Core)
Samsung Galaxy A12
1522
Xiaomi Redmi Note 15 4G
2025
Geekbench 6 (Single-Core)480730
Geekbench 6 (Multi-Core)15222025
AnTuTu 10
AnTuTu 10
Samsung Galaxy A12
147439
Xiaomi Redmi Note 15 4G
437184
CPU52120132724
GPU1812672238
Memory39276109980
UX37917122242
NanoReview Score147439437184

Memory

RAM
RAM Size - 3 GB
- 4 GB
- 6 GB		 6 GB
Memory Type LPDDR4 LPDDR4X
Memory Frequency 1866 MHz 2133 MHz
Channels 2 2
Storage
Storage Capacity- 32 GB
- 64 GB
- 128 GB		128 GB
Storage TypeeMMC 5.1UFS 2.2
Memory CardMicroSDNo

Software

OS Android 10.0 (Upgradeable to Android 13) Android 15
OS Size 13 GB n/a
UI Skin One UI Core 5.1 HyperOS 2.0

Battery

Volume 5000 mAh 6000 mAh
Max Charging Power 15 W 33 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No No
Reverse Charging No Yes
Fast Charging Yes (20% in 30 min) Yes
Full Charge Time 3:03 h n/a
Battery Life Test
Battery Life
Samsung Galaxy A12
26:02
Xiaomi Redmi Note 15 4G
n/a
Web Browsing11:00 hn/a
Video Playback13:25 hn/a
Games06:03 hn/a
Standby Mode133 hn/a

Main camera

Matrix 48 MP 108 MP
Photo resolution 8000x6000 pixels n/a
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 n/a
Wide-angle lens 123 ° n/a
Lenses count Standard: 48 MP
Ultra-wide: 5 MP
Macro: 2 MP
Depth: 2 MP		 Standard: 108 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix48 MP108 MP
Aperturef/2.0f/1.7
Focal length26 mm24 mm
SensorSamsung S5KGM2n/a
Sensor size1/21/1.67 (0.6)
Pixel size0.8 μm0.64 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital
Ultra-wide lens
Matrix5 MPn/a
Aperturef/2.2n/a
StabilizationDigitaln/a
Main camera DxOMark results
Photo quality
Samsung Galaxy A12
96
Xiaomi Redmi Note 15 4G
n/a
Video quality
Samsung Galaxy A12
80
Xiaomi Redmi Note 15 4G
n/a
Overall camera score
Samsung Galaxy A12
90
Xiaomi Redmi Note 15 4G
n/a
Sources: DxOMark [Samsung Galaxy A12]

Front camera

Matrix 8 MP 20 MP
Photo resolution 3264x2448 pixels n/a
Aperture f/2.0 f/2.2
Sensor CMOS Omnivision OV02F
Sensor size n/a 1/5 (0.2)
Pixel size n/a 1.75 μm
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 4 (802.11 a/b/g/n) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 5.3
Bluetooth features PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a No
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Varies by region
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM850, GSM900, DCS1800, PCS1900n/a
3G BandsUMTS B1 (2100), B5(850), B8 (900)n/a
LTE Bands*LTE (B1/B3/B5/B7/B8/B20/B28/B38/B40/B41)n/a
LTE category7n/a
5G SupportNoNo

Sound

Speakers Mono n/a
3.5 mm Jack Yes No
FM Radio Yes Yes
Dolby Atmos Yes n/a
Speaker Test
Max Volume
Samsung Galaxy A12
80.9 dB
Xiaomi Redmi Note 15 4G
n/a

Other

Class Budget Mid-range
Announced November, 2020 yr December, 2025 yr
Release Date December, 2020 yr December, 2025 yr
Launch Price ($) 180 n/a
Sensors - Proximity Sensor
- Accelerometer
- Ambient Light Sensor
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi Redmi Note 15 4G the clear winner in this comparison.

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