Xiaomi Redmi K40S vs vivo Y56

Xiaomi Redmi K40S

vivo Y56

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x

HSDPA 850, 900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42

LTE frequency band 1, 3, 5, 8, 38, 40, 41
5G network

5G band 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA

-
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

-

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE-A

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass 5), plastic back

Glass front, plastic frame, plastic back
SIM

Dual SIM (Nano-SIM, dual stand-by)

Hybrid Dual SIM (Nano-SIM, dual stand-by)
Height

163.2 mm

164.1 mm
Width

76 mm

75.6 mm
Thickness

7.7 mm

8.2 mm
Weight

195 g

184 g
Waterproof

-

IPX4
Splash resistant

Yes

-
Dust proof

-

IP5X
Colors

Black, Blue, Gray, Green

Black, Orange

Display
Display type

AMOLED

IPS LCD
Physical size

6.67 inches

6.58 inches
Resolution

1080 x 2400 pixels

1080 x 2408 pixels
Pixel density

395 ppi

401 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5

-
Display features

120Hz, HDR10+, 1300 nits (peak)

-

Main camera
Camera type

Triple

Dual
Main camera

(wide) , 48 MP, f/1.8 , 1/2" , 0.8 µm

(wide) , 50 MP, f/1.8 , 1/2.76" , 0.64 µm, 10x digital zoom
(ultrawide) , 8 MP, 119˚

(depth) , 2 MP, f/2.4 , 40 mm, 1/5" , 1.75 µm
(macro) , 2 MP, f/2.4
Primary camera resolution

8000 x 6000 pixels

8190 x 6120 pixels
Primary camera video

4K@30fps, 1080p@30/60/120fps, 720p@960fps; gyro-EIS

1080p@30fps
Primary camera flash

dual-LED dual-tone flash

LED flash
Camera features

Autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus

Autofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus, RAW

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.2

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

Yes

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

Yes
NavIC

Yes

-