Home Phone comparison Xiaomi Redmi Note 15 4G and Samsung Galaxy A57 5G - Which is better?

Xiaomi Redmi Note 15 4G vs Samsung Galaxy A57 5G

64 out 100
Xiaomi Redmi Note 15 4G
VS
71 out 100
Samsung Galaxy A57 5G
Xiaomi Redmi Note 15 4G
Samsung Galaxy A57 5G

Compared 2 smartphones : Xiaomi Redmi Note 15 4G Manufactured in December, 2025, with display 6.77 with chipsetMediaTek Helio G100 Ultra, vs Samsung Galaxy A57 5G, Manufactured in April, 2026with chipsetSamsung Exynos 1680. 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 15 4G
  • Larger display: 6.77in
  • Higher pixel density: 388ppi
  • Higher battery capacity: 6000mAh vs 5000mAh
Reasons to choose Samsung Galaxy A57 5G
  • Lighter design: 179g vs 183.7g
  • Newer Bluetooth version: 6.0 vs 5.3
  • Supports Dolby Atmos
  • Built-in eSIM

Versions

Available versions and configurations
Memory Options - 6/128 GB
- 8/128 GB
- 8/256 GB
- 8/512 GB		 - 8/128 GB
- 8/256 GB
- 12/256 GB
- 12/512 GB

Review

Key Specs Xiaomi Redmi Note 15 4G and Samsung Galaxy A57 5G
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
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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:
Redmi Note 15 4G
vs
Samsung Galaxy A57 5G

Display

Display quality comparison
Type AMOLED Super AMOLED
Size 6.77 in 6.7 in
Resolution 1080x2340 pixels 1080x2340 pixels
Aspect ratio n/a 19.5:9
Pixel density 388 ppi 385 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes (60-120 Hz)
Max brightness n/a 1200 nits
HDR support No Yes, HDR10+
Screen-to-body ratio 89.7 % 88.8 %
Features DCI-P3 - DCI-P3
- Always-On Display
Display test
Peak brightness (auto)
Xiaomi Redmi Note 15 4G
n/a
Samsung Galaxy A57 5G
1883 nits

Design & Build

Design and ergonomics comparison
Height 164 mm (6.46 in) 161.5 mm (6.36 in)
Width 75.4 mm (2.97 in) 76.8 mm (3.02 in)
Thickness 7.4 mm (0.29 in) 6.9 mm (0.27 in)
Weight 183.7 g (6.48 oz) 179 g (6.31 oz)
Water resistance IP64 IP68
Cooling system n/a Vapor chamber
Back panel Plastic Glass
Frame Plastic Metal
Colors - Black
- Blue
- Green
- Purple		 - Gray
- Blue
- Purple
Fingerprint sensor Yes, In-Display Yes, In-Display
Screen-to-body ratio
Xiaomi Redmi Note 15 4G
89.7 %
Samsung Galaxy A57 5G
88.8 %

Performance

Testing Xiaomi Redmi Note 15 4G and Samsung Galaxy A57 5G In benchmarks
Processor
Chipset MediaTek Helio G100 Ultra Samsung Exynos 1680
Max Frequency 2200 MHz 2900 MHz
CPU Cores 8 (2 + 6) 8 (1 + 4 + 3)
Architecture - 6/2 (Cortex-A55)
- 2/2.2 (Cortex-A76)		 - 3/1.95 (Cortex-A520)
- 4/2.6 (Cortex-A720)
- 1/2.9 (Cortex-A720)
Process TSMC Samsung
Transistor Size 6 nm 4 nm
Neural Processor Yes Yes
Graphics Mali-G57 MP2 n/a
GPU Cores 64 n/a
GPU Frequency 1000 MHz n/a
FLOPS 128 GFLOPS n/a
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Redmi Note 15 4G
730
Samsung Galaxy A57 5G
1389
Geekbench 6 (Multi-Core)
Xiaomi Redmi Note 15 4G
2025
Samsung Galaxy A57 5G
4453
Geekbench 6 (Single-Core)7301389
Geekbench 6 (Multi-Core)20254453
Sources: Geekbench v6 [Samsung Galaxy A57 5G]
AnTuTu 10
AnTuTu 10
Xiaomi Redmi Note 15 4G
437184
Samsung Galaxy A57 5G
1390055
CPU132724510705
GPU72238374535
Memory109980204469
UX122242300346
NanoReview Score4371841390055

Memory

RAM
RAM Size 6 GB 8 GB
Memory Type LPDDR4X LPDDR5X
Memory Frequency 2133 MHz n/a
Channels 2 2
Storage
Storage Capacity128 GB128 GB
Storage TypeUFS 2.2UFS 3.1
Memory CardNoNo

Software

OS Android 15 Android 16
UI Skin HyperOS 2.0 One UI 8.5

Battery

Volume 6000 mAh 5000 mAh
Max Charging Power 33 W 45 W
Battery Type Silicon Carbon (Si/C) Li-ion
Removable No No
Wireless Charging No No
Reverse Charging Yes n/a
Fast Charging Yes Yes (64% in 30 min)
Full Charge Time n/a 1:09 h
Battery Life Test
Battery Life
Xiaomi Redmi Note 15 4G
n/a
Samsung Galaxy A57 5G
24:32
Web Browsingn/a10:41 h
Video Playbackn/a20:15 h
Gamesn/a05:40 h
Standby Moden/a85 h

Main camera

Matrix 108 MP 50 MP
Photo resolution n/a 8192x6144 pixels
Zoom Digital Digital
Flash LED LED
Stabilization Digital Optical
8K Recording No No
4K Recording No Yes (Up to 30 fps)
1080p Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
Slow Motion n/a 240 fps (720p)
Wide-angle lens n/a 123 °
Lenses count Standard: 108 MP
Depth: 2 MP		 Standard: 50 MP
Ultra-wide: 12 MP
Macro: 5 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix108 MP50 MP
Aperturef/1.7f/1.8
Focal length24 mmn/a
Sensorn/aSony IMX906
Sensor size1/1.67 (0.6)1/1.56 (0.64)
Pixel size0.64 μm1 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalOptical
Ultra-wide lens
Matrixn/a12 MP
Aperturen/af/2.2
Sensorn/aSony IMX258
Sensor sizen/a1/3.06 (0.33)
Pixel sizen/a1.12 μm
Stabilizationn/aDigital

Front camera

Matrix 20 MP 12 MP
Aperture f/2.2 f/2.2
Sensor Omnivision OV02F n/a
Sensor size 1/5 (0.2) 1/3.2 (0.31)
Pixel size 1.75 μm 1.12 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.3 6.0
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 No No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Varies by region Yes
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
5G SupportNoYes

Sound

3.5 mm Jack No No
FM Radio Yes No
Dolby Atmos n/a Yes

Other

Class Mid-range Mid-range
Announced December, 2025 yr March, 2026 yr
Release Date December, 2025 yr April, 2026 yr
MSRP ($) n/a 549
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included n/a No
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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

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