Home Phone comparison Samsung Galaxy A15 4G and Xiaomi Redmi 15 5G - Which is better?

Samsung Galaxy A15 4G vs Xiaomi Redmi 15 5G

51 out 100
Samsung Galaxy A15 4G
VS
61 out 100
Xiaomi Redmi 15 5G
Samsung Galaxy A15 4G
Xiaomi Redmi 15 5G

Compared 2 smartphones : Samsung Galaxy A15 4G Manufactured in December, 2023, with display 6.5 with chipsetMediaTek Helio G99, vs Xiaomi Redmi 15 5G, Manufactured in August, 2025with chipsetQualcomm Snapdragon 6s Gen 3. 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 A15 4G
  • Higher pixel density: 396ppi
  • Lighter design: 200g vs 224g
  • Newer Bluetooth version: 5.3 vs 5.1
  • Supports Dolby Atmos
Reasons to choose Xiaomi Redmi 15 5G
  • Larger display: 6.9in
  • Higher refresh rate: 144Hz
  • Higher battery capacity: 7000mAh vs 5000mAh
  • Infrared port
  • Includes charger

Versions

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

Review

Key Specs Samsung Galaxy A15 4G and Xiaomi Redmi 15 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
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 A15 4G
vs
Xiaomi Redmi 15 5G

Display

Display quality comparison
Type Super AMOLED IPS LCD
Size 6.5 in 6.9 in
Resolution 1080x2340 pixels 1080x2340 pixels
Aspect ratio 19.5:9 19.5:9
Pixel density 396 ppi 374 ppi
Refresh rate 90 Hz 144 Hz
Adaptive refresh rate No Yes
Max brightness 800 nits n/a
HDR support No No
Screen-to-body ratio 84.4 % 83.1 %
Features DCI-P3 n/a
Display test
Peak brightness (auto)
Samsung Galaxy A15 4G
805 nits
Xiaomi Redmi 15 5G
n/a
sRGB gamut100 %n/a
PWM (Flicker)187 Hzn/a
Response time1 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Samsung Galaxy A15 4G]

Design & Build

Design and ergonomics comparison
Height 160.1 mm (6.3 in) 171.1 mm (6.74 in)
Width 76.8 mm (3.02 in) 82.1 mm (3.23 in)
Thickness 8.4 mm (0.33 in) 8.6 mm (0.34 in)
Weight 200 g (7.05 oz) 224 g (7.9 oz)
Water resistance No IP64
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - Black
- Blue
- Yellow		 - Black
- Gray
- Green
Fingerprint sensor Yes In-Button Yes, In-Button
Screen-to-body ratio
Samsung Galaxy A15 4G
84.4 %
Xiaomi Redmi 15 5G
83.1 %

Performance

Testing Samsung Galaxy A15 4G and Xiaomi Redmi 15 5G In benchmarks
Processor
Chipset MediaTek Helio G99 Qualcomm Snapdragon 6s Gen 3
Max Frequency 2200 MHz 2300 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6/2 (Cortex-A55)
- 2/2.2 (Cortex-A76)		 - 6/2 (Cortex-A55)
- 2/2.3 (Cortex-A78)
Process TSMC TSMC
Transistor Size 6 nm 6 nm
Neural Processor Yes Hexagon
Graphics Mali-G57 MP2 Adreno 619
GPU Cores 128 256
GPU Frequency 1000 MHz 900 MHz
FLOPS 128 GFLOPS 460.8 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy A15 4G
752
Xiaomi Redmi 15 5G
935
Geekbench 6 (Multi-Core)
Samsung Galaxy A15 4G
2036
Xiaomi Redmi 15 5G
2109
Geekbench 6 (Single-Core)752935
Geekbench 6 (Multi-Core)20362109
Sources: Geekbench v6 [Samsung Galaxy A15 4G]
AnTuTu 10
AnTuTu 10
Samsung Galaxy A15 4G
401068
Xiaomi Redmi 15 5G
473154
CPU134478153170
GPU6684391687
Memory8924499792
UX110503128505
NanoReview Score401068473154

Memory

RAM
RAM Size 8 GB 4 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 2133 MHz 2133 MHz
Channels 2 2
Storage
Storage Capacity- 128 GB
- 256 GB		128 GB
Storage TypeUFS 2.2UFS 2.2
Memory CardMicroSDNo

Software

OS Android 14 Android 15
OS Size 23 GB n/a
UI Skin One UI 6 HyperOS 2.0

Battery

Volume 5000 mAh 7000 mAh
Max Charging Power 25 W 33 W
Battery Type Li-ion n/a
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging Yes (47% in 30 min) Yes
Full Charge Time 1:21 h n/a
Battery Life Test
Battery Life
Samsung Galaxy A15 4G
26:31
Xiaomi Redmi 15 5G
n/a
Web Browsing09:21 hn/a
Video Playback15:42 hn/a
Games07:54 hn/a
Standby Mode137 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8160x6120 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
Lenses count Standard: 50 MP
Ultra-wide: 5 MP
Macro: 2 MP		 Standard: 50 MP
Depth
Features Bokeh effect Bokeh effect
Main lens
Matrix50 MP50 MP
Aperturef/1.8f/1.8
Focal length26 mmn/a
SensorHynix Hi5022Qn/a
Sensor size1/2.8n/a
Pixel size0.64 μmn/a
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital
Ultra-wide lens
Matrix5 MPn/a
Aperturef/2.2n/a
Focal length17 mmn/a
SensorSmartSense SC501CSn/a
Sensor size1/5n/a
Pixel size1.12 μmn/a
StabilizationDigitaln/a

Front camera

Matrix 13 MP 8 MP
Photo resolution 4128x3096 pixels n/a
Aperture f/2.0 f/2.0
Focal length 26 mm n/a
Sensor GalaxyCore GC013A n/a
Sensor size 1/3.06 n/a
Pixel size 1.12 μm n/a
Autofocus No No
Stabilization No 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 5.3 5.1
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
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
NFC* Varies by region Yes
Infrared Port No Yes
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 category13n/a
5G SupportNoYes

Sound

Speakers Mono n/a
3.5 mm Jack Yes Yes
FM Radio Yes Yes
Dolby Atmos Yes n/a
Speaker Test
Max Volume
Samsung Galaxy A15 4G
83.8 dB
Xiaomi Redmi 15 5G
n/a

Other

Class Budget Mid-range
Announced December, 2023 yr August, 2025 yr
Release Date December, 2023 yr August, 2025 yr
Launch Price ($) 170 n/a
MSRP ($) n/a 230
Sensors - Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No Yes, 33 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi Redmi 15 5G the clear winner in this comparison.

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