Home Phone comparison Xiaomi Redmi Note 12S and Xiaomi Redmi Note 15 4G - Which is better?

Xiaomi Redmi Note 12S vs Xiaomi Redmi Note 15 4G

52 out 100
Xiaomi Redmi Note 12S
VS
64 out 100
Xiaomi Redmi Note 15 4G
Xiaomi Redmi Note 12S
Xiaomi Redmi Note 15 4G

Compared 2 smartphones : Xiaomi Redmi Note 12S Manufactured in April, 2023, with display 6.43 with chipsetMediaTek Helio G96, 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 Xiaomi Redmi Note 12S
  • Higher pixel density: 409ppi
  • Lighter design: 176g vs 183.7g
  • Infrared port
  • Includes charger
Reasons to choose Xiaomi Redmi Note 15 4G
  • Larger display: 6.77in
  • Higher refresh rate: 120Hz
  • Higher battery capacity: 6000mAh vs 5000mAh
  • Newer Bluetooth version: 5.3 vs 5.2

Versions

Available versions and configurations
Memory Options - 6/64 GB
- 6/128 GB
- 8/128 GB
- 8/256 GB		 - 6/128 GB
- 8/128 GB
- 8/256 GB
- 8/512 GB

Review

Key Specs Xiaomi Redmi Note 12S 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.
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 12S
vs
Redmi Note 15 4G

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.43 in 6.77 in
Resolution 1080x2400 pixels 1080x2340 pixels
Aspect ratio 20:9 n/a
Pixel density 409 ppi 388 ppi
Refresh rate 90 Hz 120 Hz
Adaptive refresh rate No Yes (60-120 Hz)
Max brightness 1000 nits n/a
HDR support No No
Touch Sampling Rate 180 Hz n/a
Screen-to-body ratio 84.5 % 89.7 %
Features - DCI-P3
- Always-On Display		 DCI-P3
Display test
Peak brightness (auto)
Xiaomi Redmi Note 12S
629 nits
Xiaomi Redmi Note 15 4G
n/a
sRGB gamut99.2 %n/a
PWM (Flicker)355 Hzn/a
Response time3 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Xiaomi Redmi Note 12S]

Design & Build

Design and ergonomics comparison
Height 159.87 mm (6.29 in) 164 mm (6.46 in)
Width 73.87 mm (2.91 in) 75.4 mm (2.97 in)
Thickness 8.09 mm (0.32 in) 7.4 mm (0.29 in)
Weight 176 g (6.21 oz) 183.7 g (6.48 oz)
Water resistance No IP64
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - Black
- Blue
- Green		 - Black
- Blue
- Green
- Purple
Fingerprint sensor Yes In-Button Yes, In-Display
Screen-to-body ratio
Xiaomi Redmi Note 12S
84.5 %
Xiaomi Redmi Note 15 4G
89.7 %

Performance

Testing Xiaomi Redmi Note 12S and Xiaomi Redmi Note 15 4G In benchmarks
Processor
Chipset MediaTek Helio G96 MediaTek Helio G100 Ultra
Max Frequency 2050 MHz 2200 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6/2 (Cortex-A55)
- 2/2.05 (Cortex-A76)		 - 6/2 (Cortex-A55)
- 2/2.2 (Cortex-A76)
Process TSMC TSMC
Transistor Size 12 nm 6 nm
Neural Processor MediaTek APU Yes
Graphics Mali-G57 MP2 Mali-G57 MP2
GPU Cores 128 64
GPU Frequency 950 MHz 1000 MHz
FLOPS 243 GFLOPS 128 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi Note 12S
680
Xiaomi Redmi Note 15 4G
730
Geekbench 6 (Multi-Core)
Xiaomi Redmi Note 12S
1688
Xiaomi Redmi Note 15 4G
2025
Geekbench 6 (Single-Core)680730
Geekbench 6 (Multi-Core)16882025
AnTuTu 10
AnTuTu 10
Xiaomi Redmi Note 12S
392628
Xiaomi Redmi Note 15 4G
437184
CPU124765132724
GPU6366172238
Memory95926109980
UX108276122242
NanoReview Score392628437184
3DMark Wild Life
3DMark Wild Life
Xiaomi Redmi Note 12S
1154
Xiaomi Redmi Note 15 4G
n/a
Sources: 3DMark [Xiaomi Redmi Note 12S]
PCMark 3.0
PCMark 3.0
Xiaomi Redmi Note 12S
8306
Xiaomi Redmi Note 15 4G
n/a
Writing score10309n/a
Web score6774n/a
Video editing4587n/a
Data manipulation7052n/a
NanoReview Score8306n/a

Memory

RAM
RAM Size - 6 GB
- 8 GB		 6 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 2133 MHz 2133 MHz
Channels 2 2
Storage
Storage Capacity- 64 GB
- 128 GB
- 256 GB		128 GB
Storage TypeUFS 2.2UFS 2.2
Memory CardMicroSDNo

Software

OS Android 13 (Upgradeable to Android 14) Android 15
OS Size 20 GB n/a
UI Skin HyperOS 1.0 HyperOS 2.0

Battery

Volume 5000 mAh 6000 mAh
Max Charging Power 33 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 (55% in 30 min) Yes
Full Charge Time 1:12 h n/a
Battery Life Test
Battery Life
Xiaomi Redmi Note 12S
21:29
Xiaomi Redmi Note 15 4G
n/a
Web Browsing08:34 hn/a
Video Playback12:36 hn/a
Games05:22 hn/a
Standby Mode105 hn/a

Main camera

Matrix 108 MP 108 MP
Photo resolution 12032x9024 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 120 fps (720p) n/a
Wide-angle lens 118 ° n/a
Lenses count Standard: 108 MP
Ultra-wide: 8 MP
Macro: 2 MP		 Standard: 108 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix108 MP108 MP
Aperturef/1.9f/1.7
Focal lengthn/a24 mm
SensorSamsung S5KHM2n/a
Sensor size1/1.521/1.67 (0.6)
Pixel size0.7 μm0.64 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital
Ultra-wide lens
Matrix8 MPn/a
Aperturef/2.2n/a
Sensor size1/4.0n/a
StabilizationDigitaln/a

Front camera

Matrix 16 MP 20 MP
Photo resolution 4920x3264 pixels n/a
Aperture f/2.4 f/2.2
Sensor CMOS Omnivision OV02F
Sensor size 1/3.06 1/5 (0.2)
Pixel size 1 μm 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 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 5.2 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
- OTG
DisplayPort n/a No
GPS - GPS
- GLONASS
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Varies by region
Infrared Port Yes No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 3/5/8n/a
3G BandsWCDMA 1/5/8n/a
LTE Bands*LTE (B1/B3/B5/B7/B8/B20/B28/B38/B40/B41)n/a
LTE category13n/a
5G SupportNoNo

Sound

Speakers Stereo n/a
3.5 mm Jack Yes No
FM Radio No Yes
Dolby Atmos No n/a
Speaker Test
Max Volume
Xiaomi Redmi Note 12S
81.3 dB
Xiaomi Redmi Note 15 4G
n/a

Other

Class Mid-range Mid-range
Announced March, 2023 yr December, 2025 yr
Release Date April, 2023 yr December, 2025 yr
Launch Price ($) 289 n/a
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 33 W n/a
* 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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