• 6.67" (2400x1080) AMOLED
  • 6GB/8GB/12GB
    Snapdragon 870 SoC
    128GB/256GB Storage
  • 48-MP, f/1.79 3 Rear Cameras
  • 4500 mAh
  • 6.26" (1520x720) IPS LCD
  • 3GB
    MT6762) SoC
    32GB Storage
  • 13-MP, f/2, OIS 2 Rear Cameras
  • 3500 mAh

Specifications Highlights
Product NameRedmi K40SK50
ProductRedmi K40S (Launched 2022-03-17)LG K50 (Launched 2019-02-01)
Display6.67" 2400x1080 AMOLED 6.26" 1520x720 IPS LCD
Rear Camera(s)
  • 48-MP f/1.79 (Primary)
  • 8-MP f/2.2
  • 2-MP f/2.4
  • 13-MP f/2 (Primary) +OIS
  • 2-MP
Selfie Camera(s)
  • 20-MP
  • 13-MP
Computing
  • Snapdragon 870 SoC
  • 6GB/8GB/12GB RAM
  • 128GB/256GB Storage
  • MT6762) SoC
  • 3GB RAM
  • 32GB Storage
  • MicroSDXC
Battery4500 mAh3500 mAh
DesignIP Rating, 195g (6.9oz), 75.95x163.2x7.7 mm (2.99 x 6.43 x 0.30 inches)IPxx, 77x161.3x8.7 mm (3.03 x 6.35 x 0.34 inches)
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Display
Product NameRedmi K40SK50
TypeAMOLEDIPS LCD
Diagonal (inches)6.67"6.26"
Display/Body Ratio86.7%78.8%
Resolution2400x10801520x720
Sharpness (PPI)395 PPI269 PPI
Display Glass TypeGorilla Glass 5
Features
  • Multitouch
  • Glossy
  • HDR
  • Multitouch
  • Glossy
Color Depth24 bit (16,777,216 Colors)24 bit (16,777,216 Colors)
Primary Camera
Product NameRedmi K40SK50
Megapixel8-MP13-MP
Aperturef/2.2f/2
Sensor SizeSmallSmall
Autofocus Features
  • Contrast
  • Phase Detection
Hardware Features
  • Dual LED Flash
  • LED Flash
  • Autofocus
  • OIS
  • HDR Photo
Video Resolutions
  • 1080p/30fps
Macro Camera
Product NameRedmi K40S
Megapixel2-MP
Aperturef/2.4
Hardware Features
  • Macro Lens
Battery
Product NameRedmi K40SK50
Battery TypeLi-PolyLi-Poly
Battery Capacity (mAh)4500 mAh3500 mAh
Battery Features
  • Fast Charge
  • Non-Removable
  • Non-Removable
Computing
Product NameRedmi K40SK50
Processor BrandQualcommMediaTek
Processor NameSnapdragon 870MT6762)
Processor ModelMT6762)
Processor # Cores88
Main Processor Frequency (GHz)3.2 GHz2 GHz
RAM Options6GB/8GB/12GB3GB
Internal Storage Options128GB/256GB32GB
Memory Card TypeMicroSDXC
Operating System + VersionAndroid 11Android 8.1
Communications
Product NameRedmi K40SK50
LTE Category (Download)LTE CAT6 301 Mbps
LTE Bands1, 18, 19, 2, 26, 28, 3, 34, 38, 39, 4, 40, 41, 5, 7, 8
Modem Features
  • EDGE
  • GPRS
  • HSPA+
  • LTE
  • TD-SCDMA
  • 5G NSA
  • 5G SA
  • UMTS
  • EDGE
  • GPRS
  • HSPA+
  • LTE
WiFi Speed
  • a
  • b
  • g
  • n
  • ac
  • a
  • b
  • g
  • n
  • ac
WiFi Features
  • Dual-band
  • Hotspot
  • WiFi Direct
  • Dual-band
  • Hotspot
  • WiFi Direct
Bluetooth VersionBluetooth 5.2Bluetooth 5.0
Bluetooth Features
  • A2DP
  • BT LE
  • A2DP
NFC Features
  • NFC Supported
  • NFC Supported
Connector TypeUSB Type CMicro USB
Connector Features
  • USB 2.0
  • USB OTG
  • USB 2.0
  • USB OTG
Sim Card 0
Product NameRedmi K40SK50
NameSIM0SIM0
SIM TypeNano SIMNano SIM
Sim Card 1
Product NameRedmi K40SK50
NameSIM0SIM1
SIM TypeNano SIM/MicroSDNano SIM
Multimedia
Product NameRedmi K40SK50
Multimedia Features
  • IR
  • IR
  • DLNA
Audio Features
  • Loudspeaker
  • Hi-Fi
  • FM Radio
  • Loudspeaker
  • 3.5mm Port
Audio Formats
  • AAC
  • AMR
  • AWB
  • RA
  • FLAC
  • MP3
  • OGA
  • OGG
  • WMA
  • WAV
  • AAC
  • 3GA
  • AMR
  • RA
  • AWB
  • FLAC
  • MID
  • MIDI
  • MP3
  • OGA
  • OGG
  • WMA
  • WAV
Video Formats
  • MPEG-4
  • MP4
  • H.263
  • H.264
  • MPEG-4
  • MP4
  • VC-1
  • VP8
  • VP9
  • XVID
Sensors
  • Accelerometer
  • Compass
  • Gyroscope
  • Fingerprint
  • GPS
  • A-GPS
  • BeiDou
  • Galileo
  • Proximity
  • Accelerometer
  • Compass
  • Fingerprint
  • GPS
  • A-GPS
  • GLONASS
  • BeiDou

Xiaomi Redmi K40S vs. LG K50 Specs & Speed Benchmarks

Battery Capacity (mAh)

Higher is better