Oppo A57 5G vs Xiaomi Redmi K30S

Oppo A57 5G

Xiaomi Redmi K30S

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800

GSM 850, 900, 1800, 1900; CDMA 800
3G network

HSDPA 800, 850, 900, 1900, 2100; CDMA2000 1x

HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
4G network

LTE frequency band 1, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 34, 38, 39, 40, 41
5G network

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

5G band 1, 3, 41, 78, 79 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE

LTE-A, Cat20
5G speed

-

2 Gbps download
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front, plastic frame, plastic back

Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
SIM

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

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

163.8 mm

165.1 mm
Width

75.1 mm

76.4 mm
Thickness

8 mm

9.3 mm
Weight

186 g

216 g
Colors

Black, Blue, Lilac

Black, Silver

Display
Display type

IPS LCD

IPS LCD
Physical size

6.56 inches

6.67 inches
Resolution

720 x 1612 pixels

1080 x 2400 pixels
Pixel density

269 ppi

395 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen

Scratch resistant, Corning Gorilla Glass 5
Display features

90Hz, 480 nits (typ), 600 nits (HBM)

144Hz, HDR10, 500 nits (typ), 650 nits (peak), TrueColor DotDisplay, Sunlight display 3.0

Main camera
Camera type

Dual

Triple
Main camera

(wide) , 13 MP, f/2.2 , 81˚ , 26 mm, 1/3.06" , 1.12 µm

(wide) , 64 MP, f/1.9 , 26 mm, 1/1.73" , 0.8 µm
(depth) , 2 MP, f/2.4

(ultrawide) , 13 MP, f/2.4 , 123˚ , 1.12 µm
(macro) , 5 MP, f/2.4
Primary camera resolution

4160 x 3120 pixels

-
Primary camera video

1080p@30fps

8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps; gyro-EIS
Primary camera flash

LED flash

LED flash
Camera features

Autofocus, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode

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, macro-mode, phase detection autofocus

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 8 MP, f/2.0 , 26 mm

(wide) , 20 MP, f/2.2 , 26 mm, 1/3.4" , 0.8 µm
Selfie camera resolution

3264 x 2448 pixels

-
Selfie camera features

Face unlock, face detection, HDR

Face unlock, HDR
Selfie camera video

1080p@30fps

1080p@30fps, 720p@120fps

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, 802.11ax
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
Bluetooth AptX

aptX HD

-
Infrared

-

Yes
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

Yes
NavIC

-

Yes