- Samsung Galaxy A31
- Xiaomi Redmi Note 15 4G
| Product Image |
|
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| Product Name | Samsung Galaxy A31 | Xiaomi Redmi Note 15 4G |
| Price |
৳. 23,999
|
৳. 25,000
|
| Rating |
3.7
|
3.7
|
| Brand | Samsung | Xiaomi |
| Category | Smart Phone | Smart Phone |
General
| Brand |
Samsung
Xiaomi
|
| Model |
Galaxy A31
Redmi Note 15 4G
|
| Device Type |
SmartPhone
Smartphone
|
| Price in BD |
BDT. 23,999 (Official)
BDT. 25,000 (Expected)
|
| Release Date |
27 April 2020
Not announced yet
|
| Status |
Available
Rumored
|
| Camera |
48 MP
Rear: 108+0.08MP / Front: 20MP
|
| Display |
6.4 inches (98.9 cm2)
6.77 inches (17.2 cm)
|
| Processor |
Mediatek MT6768 Helio P65
Mediatek Helio G100 Ultra
|
| Battery |
5000 mAh
6000 mAh
|
Display
| Display Type |
Super AMOLED
AMOLED
|
| Screen Size |
6.4 inches (98.9 cm2)
6.77 inches (17.2 cm)
|
| Resolution |
1080x2400 px
1080x2392 px (FHD+)
|
| Aspect Ratio |
20:9
N/A
|
| Pixel Density |
411 ppi
388 ppi
|
| Screen to Body Ratio |
83.38 %
N/A
|
| Screen Protection |
Corning Gorilla Glass
Gorilla Glass
|
| Bezel-less Display |
Yes with waterdrop notch
Yes with punch-hole display
|
| Touch Screen |
Capacitive Touchscreen, Multi-touch
Capacitive Touchscreen, Multi-touch
|
| Brightness |
635 nits
N/A
|
| Refresh Rate |
60 Hz
120 Hz
|
| Notch |
Waterdrop
Punch-hole
|
Hardware & Software
Software
| Operating System |
Android
Android
|
| OS Version |
v10
v15
|
| User Interface |
One UI 4.1
HyperOS 2
|
Processor
| Chipset |
Mediatek MT6768 Helio P65
Mediatek Helio G100 Ultra
|
| CPU |
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55)
Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
|
| CPU Cores |
8 Cores
8 Cores
|
| Architecture |
64 bit
64 bit
|
| Fabrication |
12 nm
6 nm
|
| GPU |
Mali-G52 MC2
Mali-G57 MC2
|
Memory
| Internal Storage |
128 GB
128 GB
|
| Storage Type |
eMMC 5.1
N/A
|
| Expandable Memory |
Up to 512 GB
N/A
|
| USB OTG |
Yes
Yes
|
| RAM |
6 GB
6 GB
|
| RAM Type |
LPDDR4X
N/A
|
| User Available Storage |
Up to 104 GB
N/A
|
Cameras
Main Camera
| Camera Setup |
Quad
Dual
|
| Resolution |
48 MP, f/2.0, Primary Camera, 8 MP, f/2.2, Ultra-Wide Angle Camera, 5 MP, f/2.4, Macro Camera, 5 MP, f/2.4, Depth Camera
108 MP, f/1.8, Wide Angle, Primary Camera, 0.08 MP, Auxiliary lens Camera
|
| Autofocus |
Yes
Yes
|
| Flash |
LED Flash
LED Flash
|
| Image Resolution |
8000 x 6000 Pixels
12000 x 9000 Pixels
|
| Settings |
Exposure compensation, ISO control
Exposure compensation, ISO control
|
| Zoom |
8 x Digital Zoom
Digital Zoom
|
| Shooting Modes |
Continuous Shooting
Continuous Shooting, High Dynamic Range mode (HDR)
|
| Aperture |
f/2.0
f/1.8
|
| Camera Features |
Auto Flash,
Face detection,
Touch to focus
Auto Flash, Face detection, Touch to focus
|
| Video Recording |
1920x1080
1920x1080
|
| Video FPS |
30 fps
30 fps
|
Selfie Camera
| Camera Setup |
Single
Single
|
| Resolution |
20 MP, f/2.2, Primary Camera
20 MP, Wide Angle, Primary Camera
|
| Video Recording |
1920x1080
1920x1080
|
| Video FPS |
30 fps
30 fps
|
| Aperture |
f/2.2
N/A
|
Design & Build
| Dimensions |
159.3 x 73.1 x 8.6 mm (6.27 x 2.88 x 0.34 in)
N/A
|
| Weight |
185 grams
N/A
|
| Height |
159.3 mm
N/A
|
| Width |
73.1 mm
N/A
|
| Thickness |
8.6 mm
N/A
|
| Colors |
Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White
Black, Forest Green, Glacier Blue
|
Battery
| Battery type |
Li-Poly (Lithium Polymer)
Li-Poly (Lithium Polymer)
|
| Capacity |
5000 mAh
6000 mAh
|
| Quick Charging |
15W wired
33W wired
|
| Placement |
Non-removable
Non-removable
|
| USB Type-C |
USB Type-C 2.0
USB Type-C 2.0
|
Network
SIM 1
| Technology |
2G, 3G, 4G
2G, 3G, 4G
|
| SIM Size |
Nano
Nano
|
| SIM Slot |
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
|
| 2G Bands |
GSM 1800 / 1900 / 850 / 900 MHz
GSM 1800 / 1900 / 850 / 900 MHz
|
| 3G Bands |
UMTS 1900 / 2100 / 850 / 900 MHz
UMTS 1900 / 2100 / 850 / 900 MHz
|
| 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)
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) / 850(band 5) / 800(band 20)
|
| VoLTE |
Yes
Yes
|
| GPRS |
Available
Available
|
| EDGE |
Available
Available
|
| Speed |
HSPA, LTE
HSPA, LTE
|
SIM 2
| Technology |
2G, 3G, 4G
2G, 3G, 4G
|
| SIM Size |
Nano
Nano
|
| SIM Slot |
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
|
| 2G Bands |
GSM 1800 / 1900 / 850 / 900 MHz
GSM 1800 / 1900 / 850 / 900 MHz
|
| 3G Bands |
UMTS 1900 / 2100 / 850 / 900 MHz
UMTS 1900 / 2100 / 850 / 900 MHz
|
| 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)
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) / 850(band 5) / 800(band 20)
|
| VoLTE |
Yes
Yes
|
| GPRS |
Available
Available
|
| EDGE |
Available
Available
|
| Speed |
HSPA, LTE
HSPA, LTE
|
Connectivity
| WLAN |
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz
|
| Bluetooth |
v5.0
v5.1
|
| GPS |
Yes with A-GPS, Glonass
Yes with A-GPS
|
| Wi-fi Hotspot |
Yes
Yes
|
| NFC |
Yes (market/region dependent)
Yes
|
| USB |
Mass storage device, USB charging
Mass storage device, USB charging
|
| SAR Value |
Head: 1.13 W/kg
N/A
|
Multimedia
| FM Radio |
Yes
N/A
|
| Loudspeaker |
Yes
Yes
|
| Alert Types |
Vibration; MP3, WAV ringtones
N/A
|
| Audio Features |
Dolby Atmos
N/A
|
| Video |
1080p@30fps
1080p@30fps
|
| Document Reader |
Yes
N/A
|
| Audio Jack |
3.5 mm
USB Type-C
|
Sensors & Security
| Light Sensor |
Light sensor, Proximity sensor, Accelerometer
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
|
| Fingerprint Sensor |
Yes
Yes
|
| Finger Sensor Position |
On-screen
On-screen
|
| Finger Sensor Type |
Optical
Optical
|
| Face Unlock |
Yes
Yes
|
Manufacturer
| First Arrival |
27 April 2020
Not announced yet
|
| Manufactured By |
Samsung
Xiaomi
|
| Availability |
Available
Rumored
|
| Made By |
Korea
China
|
More
| Sensor |
Accelerometer, Gyroscope
Accelerometer, gyro, compass, proximity
|