Redmi K20 vs LG V40 ThinQ vs Samsung Galaxy M40
Key Feature Comparison
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At a Glance
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Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)
Octa core (2.8 GHz, Quad core, Kryo 385 + 1.7 GHz, Quad core, Kryo 385)
Octa core (2 GHz, Dual core, Kryo 460 + 1.7 GHz, Hexa Core, Kryo 460)
4000 mAh
3300 mAh
3500 mAh
6.39 inches
6.4 inches
6.3 inches
Triple, 48MP + 13MP + 8MP
Triple, 12MP + 16MP + 12MP
Triple, 32MP + 8MP + 5MP
4G
4G
4G
Detailed Specs
Screen Size
6.39 inches
6.4 inches
6.3 inches
Screen Type
AMOLED
OLED
TFT
Screen Resolution
1080 x 2340 pixels
1440 x 3120 pixels
1080 x 2340 pixels
Pixel Density
403 ppi
537 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
91.90%
84.30%
91.80%
Screen Design
Bezel-less
Regular notch
Punch hole
Screen Quality
FHD
2K
FHD
Phone Variants
6GB 128GB, 6GB 64GB
6GB 128GB
6GB 128GB
Expandable Storage
No
Yes
Yes
RAM Type
LPDDR4X
LPDDR4X
LPDDR4X
Storage Type
UFS 2.1
UFS 2.1
eMMC 5.1
OTG Support
Yes
-
Yes
Expandable Storage Capacity
-
Yes, 2 TB
Yes, 512 GB
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 v9.0 (Pie)
Android v8.1 (Oreo)
Android v9.0 (Pie)
GPU
Adreno 618
Adreno 630
Adreno 612
Chipset
Qualcomm Snapdragon 730
Qualcomm Snapdragon 845
Qualcomm Snapdragon 675
CPU
Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)
Octa core (2.8 GHz, Quad core, Kryo 385 + 1.7 GHz, Quad core, Kryo 385)
Octa core (2 GHz, Dual core, Kryo 460 + 1.7 GHz, Hexa Core, Kryo 460)
Custom User Interface
MIUI
LG UI
Samsung One UI
Clock Speed
2.2 GHz
2.8 GHz
2 GHz
Architecture
64 bit
64 bit
64 bit
Process Technology
8 nm
10 nm
11 nm
Battery Capacity
4000 mAh
3300 mAh
3500 mAh
Battery Removable
No
No
No
Battery Type
Li-Polymer
Li-Polymer
Li-ion
Charger Type
Quick, v3.0, 18W
Quick, v3.0
Fast, 15W
USB Type-C
Yes
Yes
Yes
Fast Charging
Yes
Yes
Yes
Wireless Charging
-
Yes
-
Announced On
5-May-19
5-Oct-18
5-Jun-19
Market Status
Available
Available
Available
Brand
Xiaomi
LG
Samsung
Model Number
MZB7756IN
LM-V405EBW
-
Price Status
Confirmed
Confirmed
Confirmed
Price
Rs. 19,450
Rs. 41,990
Rs. 15,999
GPS
Yes A-GPS, Glonass
Yes A-GPS
Yes A-GPS, Glonass
Audio Features
24-bit/192kHz audioActive noise cancellation with dedicated mic
32-bit/192kHz audio24-bit/48kHz audio recordingActive noise cancellation with dedicated micDTS: X Surround SoundTuned with Meridian Audio
Dolby Atmos
NFC
Yes
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 (Hybrid)
SIM1: Nano, SIM2: Nano (Hybrid)
Wi-Fi
Yes, Wi-Fi 802.11, ac/b/g/n, MIMO
Yes, Wi-Fi 802.11, 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 VoLTE
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 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDG...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39), 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), 3...
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 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDG...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39), 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), 3...
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...
Front Video Recording
1920x1080 @ 30 fps, 1280x720 @ 30 fps
1080p30fps
1920x1080 @ 30 fps
Front Camera Features
HDR
HDR
HDR
Front Camera Setup
Single, 20MP
Dual, 8MP + 5MP
Single, 16MP
Front Camera 1 Resolution
20 MP
8 MP
16 MP
Front Camera 1 Type
f/2.2 Primary Camera
f/1.9 (90 degree field-of-view) Primary Camera
f/2.0 Primary Camera
Front Camera 1 Lens
0.8 micrometre pixel size
26 mm focal length, 1.4 micrometre pixel size
-
Front Aperture
f/2.2
f/1.9
f/2.0
Front Camera 2 Resolution
-
5 MP
-
Front Camera 2 Type
-
Wide Angle (90 degree field-of-view) Camera
-
Front Camera 2 Lens
-
21 mm focal length, 1.4 micrometre pixel size
-
Front Sensor
-
CMOS
CMOS
Weight
191 grams
169 grams
168 grams
Colors
Carbon Black, Flame Red, Glacier Blue, Pearl White
Moroccan Blue, Platinum Gray
Midnight Blue, Seawater Blue, Cocktail Orange
Build
Back: Gorilla Glass
Back: Gorilla Glass
Back: Plastic
Dimensions
156.7 x 74.3 x 8.8 mm
158.8 x 75.7 x 7.6 mm
155.3 x 73.9 x 7.9 mm
SAR Value
Head: 1.07 W/kg, Body: 0.723 W/kg
-
Head: 0.200 W/kg
Water Resistance
-
Yes, Water resistant (up to 30 minutes in a depth of 1.5 meter), IP68
-
Rear Flash
Yes, Dual LED Flash
Yes, Dual LED Flash
Yes, LED Flash
Rear Video Recording
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps
3840x2160 @ 30 fps
3840x2160 @ 30 fps
Rear Camera Features
Auto Flash, Face detection, Touch to focus
Auto Flash, Face detection, Smile detection, Touch to focus
8 x Digital Zoom, Auto Flash, Face detection, Touch to focus
Rear Camera Setup
Triple, 48MP + 13MP + 8MP
Triple, 12MP + 16MP + 12MP
Triple, 32MP + 8MP + 5MP
Rear Camera 1 Resolution
48 MP
12 MP
32 MP
Rear Camera 1 Type
f/1.75 Primary Camera
f/1.5 Primary Camera
f/1.7 (upto 8x Digital Zoom) Primary Camera
Rear Camera 1 Lens
2" sensor size, 0.8 micrometre pixel size
27 mm focal length, 2.6" sensor size, 1.4 micrometre pixel size
2.8" sensor size, 0.8 micrometre pixel size
Rear Camera 2 Resolution
13 MP
16 MP
8 MP
Rear Camera 2 Type
f/2.4, Wide Angle, Ultra-Wide Angle Camera
f/1.9, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
Rear Camera 2 Lens
3" sensor size, 1.12 micrometre pixel size
16 mm focal length, 3.1" sensor size, 1 micrometre pixel size
12 mm focal length
Rear Camera 3 Resolution
8 MP
12 MP
5 MP
Rear Camera 3 Type
f/2.4 Telephoto (upto 10x Digital Zoom, upto 2x Optical Zoom) Camera
f/2.4 Telephoto (upto 5x Digital Zoom, upto 2x Optical Zoom) Camera
f/2.2, Depth Camera
Rear Camera 3 Lens
4.0" sensor size, 1.12 micrometre pixel size
1 micrometre pixel size
-
Rear Sensor
Exmor-RS CMOS Sensor
CMOS image sensor
CMOS image sensor
Rear Aperture
f/1.75
f/1.5
f/1.7
OIS
-
Yes
No
Fingerprint Scanner
Yes
Yes
Yes
Fingerprint Scanner Position
On-Screen
Rear
Rear
Fingerprint Scanner Type
Optical
-
-
Face Unlock
Yes
Yes
Yes