Xiaomi Redmi Note 9 vs Xiaomi Redmi Note 8 vs Samsung Galaxy M40
Key Feature Comparison
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At a Glance
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Octa core (2 GHz, Dual core, Cortex A75 + 2 GHz, Hexa Core, Cortex A55)
Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)
Octa core (2 GHz, Dual core, Kryo 460 + 1.7 GHz, Hexa Core, Kryo 460)
5020 mAh
4000 mAh
3500 mAh
6.53 inches
6.3 inches
6.3 inches
Quad, 48MP + 8MP + 2MP + 2MP
Quad, 48MP + 8MP + 2MP + 2MP
Triple, 32MP + 8MP + 5MP
4G
4G
4G
Detailed Specs
Screen Size
6.53 inches
6.3 inches
6.3 inches
Screen Type
IPS LCD
IPS LCD
TFT
Screen Resolution
1080 x 2340 pixels
1080 x 2340 pixels
1080 x 2340 pixels
Pixel Density
395 ppi
409 ppi
409 ppi
Aspect Ratio
19.5:9
19.5:9
19.5:9
Screen Protection
Gorilla Glass 5
Gorilla Glass 5
Gorilla Glass 3
Screen to Body Ratio
84.37%
90%
91.80%
Screen Design
Punch hole
Waterdrop notch
Punch hole
Screen Refresh Rate
60 Hz
-
-
Screen Quality
FHD
FHD
FHD
Peak Brightness
450 nits
-
-
Phone Variants
4GB 64GB, 6GB 128GB, 4GB 128GB
4GB 64GB, 3GB 32GB, 6GB 128GB
6GB 128GB
Expandable Storage
Yes
Yes
Yes
RAM Type
LPDDR4X
LPDDR4X
LPDDR4X
Storage Type
eMMC 5.1
eMMC 5.1
eMMC 5.1
Expandable Storage Capacity
Yes, 512 GB
Yes, 512 GB
Yes, 512 GB
OTG Support
Yes
Yes
Yes
Sensors
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Operating System
Android v10 (Q)
Android v9.0 (Pie)
Android v9.0 (Pie)
GPU
Mali-G52
Adreno 610
Adreno 612
Chipset
MediaTek Helio G85
Qualcomm Snapdragon 665
Qualcomm Snapdragon 675
CPU
Octa core (2 GHz, Dual core, Cortex A75 + 2 GHz, Hexa Core, Cortex A55)
Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)
Octa core (2 GHz, Dual core, Kryo 460 + 1.7 GHz, Hexa Core, Kryo 460)
Custom User Interface
MIUI
MIUI
Samsung One UI
Clock Speed
2 GHz
2 GHz
2 GHz
Architecture
64 bit
64 bit
64 bit
Process Technology
12 nm
11 nm
11 nm
Battery Capacity
5020 mAh
4000 mAh
3500 mAh
Battery Removable
No
No
No
Battery Type
Li-ion
Li-Polymer
Li-ion
Charger Type
Fast, 22.5W
Fast, 18W
Fast, 15W
USB Type-C
Yes
Yes
Yes
Fast Charging
Yes
Yes
Yes
Announced On
30-Apr-20
5-Aug-19
5-Jun-19
Market Status
Available
Available
Available
Brand
Xiaomi
Xiaomi
Samsung
Model Number
M2003J15SI/MZB082EIN
MZB8189IN
-
Price Status
Confirmed
Confirmed
Confirmed
Price
Rs. 10,999
Rs. 12,499
Rs. 15,999
GPS
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Yes A-GPS, Glonass
NFC
Yes
-
Yes
Network Support
4G
4G
4G
Bluetooth
Yes
Yes
Yes
3.5mm Audio Jack
Yes
Yes
No
SIM Size
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano (Hybrid)
Wi-Fi
Yes, Wi-Fi 802.11, a/b/g/n
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Bluetooth Type
v5.0
v5.0
v5.0
Audio Jack
3.5 mm
3.5 mm
USB Type-C
SIM Slot(s)
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM, Dual VoLTE
eSIM
No
No
No
Wi-Fi Features
Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
VoLTE
Yes
Yes
Yes
SIM 1 Bands
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
SIM 2 Bands
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 1900(band 2) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
FM Radio
-
Yes
Yes
Water Resistance
Yes, Splash proof
Yes, Splash proof
-
Weight
200 grams
188 grams
168 grams
Colors
Pebble Grey, Arctic White, Aqua Green
Nepture Blue, Moonlight White, Cosmic Purple, Space Black
Midnight Blue, Seawater Blue, Cocktail Orange
Build
Glass front (Gorilla Glass 5), plastic frame
Back: Gorilla Glass
Back: Plastic
Dimensions
161.4 x 76.7 x 8.7 mm
158.3 x 75.3 x 8.3 mm
155.3 x 73.9 x 7.9 mm
SAR Value
Head: 0.853 W/kg, Body: 0.433 W/kg
Head: 1.13 W/kg, Body: 0.634 W/kg
Head: 0.200 W/kg
Front Video Recording
1920x1080 @ 30 fps
1920x1080 @ 30 fps
1920x1080 @ 30 fps
Front Camera Features
HDR, panorama
HDR, panorama
HDR
Front Camera Setup
Single, 13MP
Single, 13MP
Single, 16MP
Front Camera 1 Resolution
13 MP
13 MP
16 MP
Front Camera 1 Type
f/2.25 Primary Camera
f/2.0 Primary Camera
f/2.0 Primary Camera
Front Camera 1 Lens
3" sensor size, 1.12 micrometre pixel size
1.12 micrometre pixel size
-
Front Aperture
f/2.25
f/2.0
f/2.0
Rear Flash
Yes, LED Flash
Yes, Dual LED Flash
Yes, LED Flash
Rear Video Recording
3840x2160 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps
3840x2160 @ 30 fps
Rear Camera Features
Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus
8 x Digital Zoom, Auto Flash, Face detection, Touch to focus
Rear Camera Setup
Quad, 48MP + 8MP + 2MP + 2MP
Quad, 48MP + 8MP + 2MP + 2MP
Triple, 32MP + 8MP + 5MP
Rear Camera 1 Resolution
48 MP
48 MP
32 MP
Rear Camera 1 Type
f/1.79 Primary Camera
f/1.79 Primary Camera
f/1.7 (upto 8x Digital Zoom) Primary Camera
Rear Camera 1 Lens
2" sensor size, 0.8 micrometre pixel size
2" sensor size, 0.8 micrometre pixel size
2.8" sensor size, 0.8 micrometre pixel size
Rear Camera 2 Resolution
8 MP
8 MP
8 MP
Rear Camera 2 Type
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
Rear Camera 2 Lens
4.0" sensor size
4.0" sensor size, 1.12 micrometre pixel size
12 mm focal length
Rear Camera 3 Resolution
2 MP
2 MP
5 MP
Rear Camera 3 Type
f/2.4, Macro Camera
f/2.4, Macro Camera
f/2.2, Depth Camera
Rear Camera 3 Lens
1.75 micrometre pixel size
5.0" sensor size, 1.75 micrometre pixel size
-
Rear Camera 4 Resolution
2 MP
2 MP
-
Rear Camera 4 Type
f/2.4, Depth Camera
f/2.4, Depth Camera
-
Rear Camera 4 Lens
5.0" sensor size
5.0" sensor size, 1.75 micrometre pixel size
-
Rear Sensor
ISOCELL Plus
ISOCELL Plus
CMOS image sensor
Rear Aperture
f/1.79
f/1.79
f/1.7
OIS
-
No
No
Fingerprint Scanner
Yes
Yes
Yes
Fingerprint Scanner Position
Rear
Rear
Rear
Face Unlock
Yes
Yes
Yes