Xiaomi Redmi K30 5G vs vivo Y55

Xiaomi Redmi K30 5G

vivo Y55

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 850, 900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)

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

5G band 41(2500), 78(3500); Sub6

-
HSDPA speed

42 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, Cat4, 151 Mbps download, 51 Mbps upload
5G speed

2+ Gbps download

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy, glass

Glass front, plastic frame, plastic back
SIM

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

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

165.3 mm

160.8 mm
Width

76.6 mm

73.8 mm
Thickness

8.8 mm

8.4 mm
Weight

208 g

182 g
Colors

Blue, Purple, Red, White

Ice Dawn, Midnight Galaxy

Display
Display type

IPS LCD capacitive touchscreen

AMOLED
Physical size

6.67 inches

6.44 inches
Resolution

1080 x 2400 pixels

1080 x 2400 pixels
Pixel density

395 ppi

409 ppi
Display colors

16777216

16777216
Protection

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

-
Multitouch

Yes

-
Display features

HDR10, 120Hz sampling rate

-

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 2.4 GHz Kryo 475 Prime

Quad-core 2.4 GHz Kryo 265 Gold
CPU(second)

Single-core 2.2 GHz Kryo 475 Gold

quad-core 1.9 GHz Kryo 265 Silver
CPU(third)

Hexa-core 1.8 GHz Kryo 475 Silver
Chipset

Qualcomm SDM765 Snapdragon 765G

Qualcomm SM6225 Snapdragon 680 4G
GPU

Adreno 620

Adreno 610
Memory RAM

6, 8 GB

8 GB
Internal storage

64, 128, 256 GB

128 GB
Memory card

microSD, microSDHC, microSDXC

microSD, microSDHC, microSDXC
Memory card max

256 GB

1 TB
Storage

UFS 2.1

-

Main camera
Camera type

Quad

Triple
Main camera

64 MP, f/1.9 , 26 mm, 1/1.7" , 0.8 µm

50 MP, f/1.8 , 1/2.76" , 0.64 µm, (wide)
8 MP, f/2.2 , 13 mm, 1/4" , 1.12 µm

2 MP, f/2.4 , (macro)
2 MP, f/2.4 , 1/5" , 1.75 µm

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

9248 x 6944 pixels

8190 x 6144 pixels
Primary camera video

2160p@30fps, 1080p@30/120fps, 720p@960fps

1080p@30fps, gyro-EIS
Primary camera flash

dual LED flash

LED flash
Camera features

Autofocus, continuous shooting, digital 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

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
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C reversible connector

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.1

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

Yes

-
NFC

Yes

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

Yes

-
BDS

-

Yes
QZSS

Yes

-

Features
Sensors

Accelerometer, barometer, compass, geomagnetic, gravity, gyroscope, pedometer, proximity, light, side-mounted fingerprint sensor

Accelerometer, compass, fingerprint, gyroscope, proximity