Samsung Galaxy A9 2018 8gb Ram vs Xiaomi Redmi Note 15

Key Specs

Battery
3800 mAh	-
Display
6.3 inches (16 cm)	-
Front Camera
24 MP	-
Processor
Qualcomm Snapdragon 660	-
RAM
8 GB	-
Rear Camera
24 MP + 5 MP + 10 MP + 8 MP	-

Audio

Audio Jack
-	3.5mm

Battery

Capacity
3800 mAh	5800mAh
Quick Charging
Yes, Fast	45W fast charging
Removable
No	-
TalkTime
Up to 23 Hours(3G)	-
Type
Li-ion	-
USB Type-C
Yes	Yes

Camera

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

Design

Build Material
Back: Gorilla Glass	Metal frame finish
Colours
Caviar Black, Lemonade Blue, Bubblegum Pink	-
Height
162.5 mm	-
Thickness
7.8 mm	-
Water Resistance
-	IP66 dust/water resistance
Weight
183 grams	-
Width
77 mm	-

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Display

Aspect Ratio
18.5:9	-
Bezel-less display
Yes	-
Display Type
Super AMOLED	AMOLED
Pixel Density
392 ppi	-
Refresh Rate
-	120Hz
Resolution
1080x2220 px (FHD+)	1.5K
Screen Size
6.3 inches (16 cm)	6.77-inch
Screen to Body Ratio (calculated)
80.86 %	-
Touch Screen
Yes, Capacitive Touchscreen, Multi-touch	-

Front Camera

Autofocus
No	-
Camera Setup
Single	-
Flash
No	-
Resolution
24 MP f/2.0, Primary Camera(27 mm focal length, 2.8" sensor size, 0.9µm pixel size)	-

General

Also Known As
-	Xiaomi Redmi Note 15
Brand
Samsung	Xiaomi
Custom UI
-	HyperOS 2.0
Launch Date
November 28, 2018 (Official)	January 6, 2026
Model
-	Redmi Note 15
Operating System
Android v8.0 (Oreo)	Android 15

Main Camera

Autofocus
Yes	-
Camera Features
Digital Zoom Auto Flash Face detection Touch to focus	-
Camera Setup
Quad	-
Flash
Yes, LED Flash	-
Image Resolution
5288 x 3968 Pixels	-
OIS
No	-
Resolution
24 MP f/1.7, Wide Angle (77° field-of-view), Primary Camera(27 mm focal length, 2.8" sensor size, 0.8µm pixel size)5 MP f/2.2, Depth Camera(24 mm focal length, 5.0" sensor size, 1.12µm pixel size)10 MP f/2.4, Telephoto Camera(52 mm focal length, 3.9" sensor size, 1µm pixel size)8 MP f/2.4, Ultra-Wide Angle Camera(12 mm focal length, 4.0" sensor size, 1.12µm pixel size)	-
Sensor
CMOS image sensor	-
Settings
Exposure compensation	-
Shooting Modes
Continuous Shooting High Dynamic Range mode (HDR)	-
Video Recording
3840x2160 @ 30 fps	-

Multimedia

Audio Jack
3.5 mm	-
Loudspeaker
Yes	-

Network & Connectivity

Bluetooth
Yes, v5.0	5.3
GPS
Yes with A-GPS, Glonass	Yes
NFC
Yes	-
Network Support
5G Not Supported in India, 4G Supported in India, 3G, 2G	5G
SAR Value
Head: 0.464 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 13) / 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 13) / 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 a/b/g/n/ac), MIMO	Wi-Fi 6
Wi-Fi Calling
-	Yes
Wi-Fi Features
Mobile Hotspot	-

Performance

Architecture
64 bit	-
CPU
Octa core (2.2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)	-
Chipset
Qualcomm Snapdragon 660	-
Fabrication
14 nm	-
Graphics
Adreno 512	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
Rear	-
Other Sensors
Light sensor, Proximity sensor, Accelerometer, Gyroscope	-

Storage

Expandable Memory
Yes, Up to 512 GB	-
Internal Memory
128 GB	128GB/256GB
Storage Type
eMMC 5.1	UFS 2.2
USB OTG
Yes	-