Samsung Galaxy M31s 8gb Ram vs Xiaomi Redmi Note 15

Key Specs

Battery
6000 mAh	-
Display
6.5 inches (16.51 cm)	-
Front Camera
32 MP	-
Processor
Samsung Exynos 9 Octa 9611	-
RAM
8 GB	-
Rear Camera
64 MP + 12 MP + 5 MP + 5 MP	-

Audio

Audio Jack
-	3.5mm

Battery

Capacity
6000 mAh	5800mAh
Quick Charging
Yes, Fast, 25W	45W fast charging
Removable
No	-
TalkTime
Up to 51 Hours(4G)	-
Type
Li-ion	-
USB Type-C
Yes	Yes

Camera

Flash
-	Yes
Front Camera
-	20MP
Rear Camera
-	108MP + 8MP + 2MP

Design

Build Material
Back: Plastic	Metal frame finish
Colours
Mirage Black, Mirage Blue	-
Height
159.3 mm	-
Thickness
9.3 mm	-
Water Resistance
-	IP66 dust/water resistance
Weight
203 grams Below	-
Width
74.4 mm	-

Not sure which
mobile to buy?

Display

Aspect Ratio
20:9	-
Bezel-less display
Yes with punch-hole display	-
Brightness
420 nits	-
Display Type
Super AMOLED	AMOLED
Pixel Density
405 ppi	-
Refresh Rate
60 Hz	120Hz
Resolution
1080x2400 px (FHD+)	1.5K
Screen Protection
Corning Gorilla Glass v3	-
Screen Size
6.5 inches (16.51 cm)	6.77-inch
Screen to Body Ratio (calculated)
86.07 %	-
Screen to Body Ratio (claimed by the brand)
91 %	-
Touch Screen
Yes, Capacitive Touchscreen, Multi-touch	-

Front Camera

Autofocus
No	-
Camera Setup
Single	-
Flash
No	-
Resolution
32 MP f/2.2, Primary Camera(26 mm focal length, 2.8" sensor size, 0.8µm pixel size)	-
Sensor
Exmor RS	-

General

Also Known As
-	Xiaomi Redmi Note 15
Brand
Samsung	Xiaomi
Custom UI
Samsung One UI	HyperOS 2.0
Launch Date
August 6, 2020 (Official)	January 6, 2026
Model
-	Redmi Note 15
Operating System
Android v10 (Q)	Android 15

Main Camera

Autofocus
Yes	-
Camera Features
10 x Digital Zoom Auto Flash Face detection Touch to focus	-
Camera Setup
Quad	-
Flash
Yes, LED Flash	-
Image Resolution
9000 x 7000 Pixels	-
OIS
No	-
Resolution
64 MP f/1.8, Wide Angle, Primary Camera(26 mm focal length, 1.7" sensor size, 0.8µm pixel size)12 MP f/2.2, Ultra-Wide Angle Camera 5 MP f/2.4, Macro Camera 5 MP f/2.4, Depth Camera	-
Sensor
IMX682, Exmor-RS CMOS Sensor	-
Settings
Exposure compensation, ISO control	-
Shooting Modes
Continuous Shooting High Dynamic Range mode (HDR)	-
Video Recording
3840x2160 @ 30 fps	-

Multimedia

Audio Features
Dolby Atmos	-
Audio Jack
3.5 mm	-
Loudspeaker
Yes	-

Network & Connectivity

Bluetooth
Yes, v5.0	5.3
GPS
Yes with A-GPS, Glonass	Yes
NFC
No	-
Network Support
5G Not Supported in India, 4G Supported in India, 3G, 2G	5G
SAR Value
Head: 1.38 W/kg	-
SIM 1
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20) / 850(band 26) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	-
SIM 2
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20) / 850(band 26) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	-
SIM Size
SIM1: Nano, SIM2: Nano	-
SIM Slot(s)
Dual SIM, GSM+GSM	-
USB Connectivity
Mass storage device, USB charging	-
VoLTE
Yes	Yes
Wi-Fi
Yes, Wi-Fi 5 (802.11 b/g/n/ac) 5GHz	Wi-Fi 6
Wi-Fi Calling
-	Yes
Wi-Fi Features
Wi-Fi Direct, Mobile Hotspot	-

Performance

Architecture
64 bit	-
CPU
Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)	-
Chipset
Samsung Exynos 9 Octa 9611	-
Fabrication
10 nm	-
Graphics
Mali-G72 MP3	Adreno 710 GPU
Processor
-	Snapdragon 6 Gen 3
RAM
8 GB	8GB/12GB
RAM Type
LPDDR4X	-
RAM type
LPDDR4X	-

Sensors

Fingerprint Sensor
Yes	-
Fingerprint Sensor Position
Side	-
Other Sensors
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope	-

Storage

Expandable Memory
Yes, Up to 512 GB	-
Internal Memory
128 GB	128GB/256GB
Storage Type
UFS 2.1	UFS 2.2
USB OTG
Yes	-
User Available Storage
Up to 106 GB	-