Nokia X20 vs Oppo A57s

Nokia X20

Oppo A57s

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 20, 28, 66, 38, 39, 40, 41

LTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
5G network

5G band 1, 2, 3, 5, 7, 28, 38, 41, 66, 78 SA/NSA/Sub6

-
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE, Cat4, 150 Mbps download, 50 Mbps upload

LTE
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

Glass front (Panda Glass), plastic frame, plastic back
SIM

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

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

168.9 mm

163.8 mm
Width

79.7 mm

75 mm
Thickness

9.1 mm

8 mm
Weight

220 g

187 g
Waterproof

IPX2

IPX4
Dust proof

IPX2

IP5X
Colors

Blue, Sun

Black, Blue

Main camera
Camera type

Quad

Dual
Main camera

(wide) , 64 MP, f/1.8 , 1/1.97" , 0.7 µm

(wide) , 50 MP, f/1.8 , 0.64 µm, 27 mm
(ultrawide) , 5 MP, 1/5" , 1.12 µm

(depth) , 2 MP, f/2.4
(macro) , 2 MP
(depth) , 2 MP
Primary camera resolution

9280 x 6920 pixels

-
Primary camera video

4K@30fps, 1080p@30fps

1080p@30fps
Primary camera optics

Zeiss optics

-
Primary camera flash

LED flash

LED flash
Camera features

Autofocus, geotagging, panorama, HDR, touch focus, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode

HDR, Panorama

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

Wi-Fi direct

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.3
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

-
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

-

Yes