Xiaomi K40S

Display6.67" 1080 x 2400 pixels
ChipsetQualcomm SM8250-AC Snapdragon 870 5G (7 nm)
Main camera48MP
Battery4500 mAh
K40S product photo
7.5GoSolo score
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Network

Technology
GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 2, 3, 4, 5, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
5G bands
1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
Speed
HSPA, LTE, 5G

Launch

Announced
2022, March 17
Status
Available

Body

Dimensions
163.2 x 76 x 7.7 mm (6.43 x 2.99 x 0.30 in)
Weight
195 g (6.88 oz)
Build
Glass front (Gorilla Glass 5), plastic back
SIM
Nano-SIM + Nano-SIM
Durability
Splash resistant

Display

Type
AMOLED, 120Hz, HDR10+, 1300 nits (peak)
Size
6.67 inches, 107.4 cm2 (~86.6% screen-to-body ratio)
Resolution
1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Protection
Corning Gorilla Glass 5

Platform

OS
Android 12, MIUI 13
Chipset
Qualcomm SM8250-AC Snapdragon 870 5G (7 nm)
CPU
Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
GPU
Adreno 650

Memory

Card slot
No
Internal
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
Type
UFS 3.1

Main Camera

Modules
48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF, OIS 8 MP, 119˚ (ultrawide) 2 MP (macro)
Features
Color spectrum sensor, Dual-LED dual-tone flash, HDR, panorama
Video
4K@30fps, 1080p@30/60/120fps, 720p@960fps; gyro-EIS

Selfie Camera

Module
20 MP, (wide)
Features
1080p@30/120fps

Sound

Loudspeaker
Yes
3.5mm jack
Yes

Comms

WLAN
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetooth
5.2, A2DP, LE
Positioning
GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)
NFC
Yes
Radio
No
USB
USB Type-C 2.0, OTG

Features

Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass

Battery

Type
Li-Po 4500 mAh

Misc

Colors
Black, Gray, Blue, Green
Models
LMX430HM, LM-X430

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