Home Phone comparison Samsung Galaxy A55 5G and Xiaomi Redmi 15 5G - Which is better?

Samsung Galaxy A55 5G vs Xiaomi Redmi 15 5G

67 out 100
Samsung Galaxy A55 5G
VS
61 out 100
Xiaomi Redmi 15 5G
Samsung Galaxy A55 5G
Xiaomi Redmi 15 5G

Compared 2 smartphones : Samsung Galaxy A55 5G Manufactured in March, 2024, with display 6.6 with chipsetSamsung Exynos 1480, 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 A55 5G
  • Higher pixel density: 390ppi
  • Lighter design: 213g vs 224g
  • Newer Bluetooth version: 5.3 vs 5.1
  • Supports Dolby Atmos
  • Built-in eSIM
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 - 6/128 GB
- 6/256 GB
- 8/128 GB
- 8/256 GB
- 12/256 GB		 - 4/128 GB
- 6/128 GB
- 8/256 GB

Review

Key Specs Samsung Galaxy A55 5G 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 A55 5G
vs
Xiaomi Redmi 15 5G

Display

Display quality comparison
Type Super AMOLED IPS LCD
Size 6.6 in 6.9 in
Resolution 1080x2340 pixels 1080x2340 pixels
Aspect ratio 19.5:9 19.5:9
Pixel density 390 ppi 374 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes
Max brightness 1000 nits n/a
HDR support Yes HDR10+ No
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 85.8 % 83.1 %
Features - DCI-P3
- Always-On Display		 n/a
Display test
Peak brightness (auto)
Samsung Galaxy A55 5G
1011 nits
Xiaomi Redmi 15 5G
n/a
sRGB gamut100 %n/a
PWM (Flicker)120 Hzn/a
Response time1 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Samsung Galaxy A55 5G]

Design & Build

Design and ergonomics comparison
Height 161.1 mm (6.34 in) 171.1 mm (6.74 in)
Width 77.4 mm (3.05 in) 82.1 mm (3.23 in)
Thickness 8.2 mm (0.32 in) 8.6 mm (0.34 in)
Weight 213 g (7.51 oz) 224 g (7.9 oz)
Water resistance IP67 IP64
Cooling system Vapor chamber n/a
Back panel Glass Plastic
Frame Metal Plastic
Colors - White
- Blue
- Purple
- Yellow		 - Black
- Gray
- Green
Fingerprint sensor Yes In-Display Yes, In-Button
Screen-to-body ratio
Samsung Galaxy A55 5G
85.8 %
Xiaomi Redmi 15 5G
83.1 %

Performance

Testing Samsung Galaxy A55 5G and Xiaomi Redmi 15 5G In benchmarks
Processor
Chipset Samsung Exynos 1480 Qualcomm Snapdragon 6s Gen 3
Max Frequency 2750 MHz 2300 MHz
CPU Cores 8 (4 + 4) 8 (2 + 6)
Architecture - 4/2 (Cortex-A55)
- 4/2.75 (Cortex-A78)		 - 6/2 (Cortex-A55)
- 2/2.3 (Cortex-A78)
Process Samsung TSMC
Transistor Size 4 nm 6 nm
Neural Processor Yes Hexagon
Graphics Samsung Xclipse 530 Adreno 619
GPU Cores 128 256
GPU Frequency 1300 MHz 900 MHz
FLOPS 332.8 GFLOPS 460.8 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy A55 5G
1168
Xiaomi Redmi 15 5G
935
Geekbench 6 (Multi-Core)
Samsung Galaxy A55 5G
3503
Xiaomi Redmi 15 5G
2109
Geekbench 6 (Single-Core)1168935
Geekbench 6 (Multi-Core)35032109
Sources: Geekbench v6 [Samsung Galaxy A55 5G]
AnTuTu 10
AnTuTu 10
Samsung Galaxy A55 5G
723621
Xiaomi Redmi 15 5G
473154
CPU233611153170
GPU17531191687
Memory13942899792
UX175271128505
NanoReview Score723621473154
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy A55 5G
3898
Xiaomi Redmi 15 5G
n/a
Sources: 3DMark [Samsung Galaxy A55 5G]
PCMark 3.0
PCMark 3.0
Samsung Galaxy A55 5G
13120
Xiaomi Redmi 15 5G
n/a
Writing score17087n/a
Web score11775n/a
Video editing7278n/a
Data manipulation11305n/a
NanoReview Score13120n/a

Memory

RAM
RAM Size 6 GB 4 GB
Memory Type LPDDR5 LPDDR4X
Memory Frequency 3200 MHz 2133 MHz
Channels 4 2
Storage
Storage Capacity128 GB128 GB
Storage TypeUFS 3.1UFS 2.2
Memory CardMicroSDNo

Software

OS Android 14 Android 15
OS Size 20.1 GB n/a
UI Skin One UI 6.1 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 (55% in 30 min) Yes
Full Charge Time 1:03 h n/a
Battery Life Test
Battery Life
Samsung Galaxy A55 5G
26:41
Xiaomi Redmi 15 5G
n/a
Web Browsing10:24 hn/a
Video Playback17:52 hn/a
Games05:16 hn/a
Standby Mode125 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8160x6120 pixels n/a
Zoom 75 Digital
Flash LED LED
Stabilization Optical Digital
8K Recording No No
4K Recording Yes (Up to 30 fps) No
1080p Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
Slow Motion 240 fps (720p) n/a
Wide-angle lens 123 ° n/a
Lenses count Standard: 50 MP
Ultra-wide: 12 MP
Macro: 5 MP		 Standard: 50 MP
Depth
Features - Bokeh effect
- Pro mode		 Bokeh effect
Main lens
Matrix50 MP50 MP
Aperturef/1.8f/1.8
SensorSony IMX906n/a
Sensor size1/1.56n/a
Pixel size1 μmn/a
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalDigital
Ultra-wide lens
Matrix12 MPn/a
Aperturef/2.2n/a
SensorSony IMX258n/a
Sensor size1/3.06n/a
Pixel size1.12 μmn/a
StabilizationDigitaln/a
Main camera DxOMark results
Photo quality
Samsung Galaxy A55 5G
110
Xiaomi Redmi 15 5G
n/a
Video quality
Samsung Galaxy A55 5G
117
Xiaomi Redmi 15 5G
n/a
Overall camera score
Samsung Galaxy A55 5G
108
Xiaomi Redmi 15 5G
n/a
Bokeh45n/a
Preview54n/a
Sources: DxOMark [Samsung Galaxy A55 5G]

Front camera

Matrix 32 MP 8 MP
Photo resolution 6464x4864 pixels n/a
Aperture f/2.2 f/2.0
Focal length 26 mm n/a
Sensor Sony IMX616 n/a
Sensor size 1/2.74 n/a
Pixel size 0.8 μm n/a
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 30 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- 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 *YesNo
Hybrid SlotYesNo
2G BandsGSM850, GSM900, DCS1800, PCS1900n/a
3G BandsUMTS B1(2100), B2(1900), B4(AWS), B5(850), B8(900)n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B20/B25/B26/B28/B66)n/a
LTE category18n/a
5G SupportYesYes

Sound

3.5 mm Jack No Yes
FM Radio No Yes
Dolby Atmos Yes n/a
Speaker Test
Max Volume
Samsung Galaxy A55 5G
91.4 dB
Xiaomi Redmi 15 5G
n/a

Other

Class Mid-range Mid-range
Announced March, 2024 yr August, 2025 yr
Release Date March, 2024 yr August, 2025 yr
MSRP ($) 439 230
Sensors - Hall Sensor
- Barometer
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No Yes, 33 W

Note

Samsung Galaxy A55 5G:

The barometer is only available in the model for the USA. SM-A556B/DS and A556E/DS models come with two physical SIM cards.

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

Results

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