Nokia XR20 vs Oppo A91

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800, 1900

GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
3G network

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

HSDPA 850, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 20, 25, 26, 28, 30, 38, 40, 41, 48, 66, 71

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
5G network

5G band 2, 5, 25, 38, 41, 48, 66, 77, 78 SA/NSA

-
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

11.5 Mbps
EV-DO speed

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

-
LTE speed

LTE-A, 800 Mbps download, 210 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

Aluminium alloy, glass
SIM

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

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

171.6 mm

160.2 mm
Width

81.5 mm

73.3 mm
Thickness

10.6 mm

7.9 mm
Weight

248 g

172 g
Waterproof

IP68 (1.5m and 60 mins)

-
Dust proof

IP68

-
MIL-STD-810H

Yes

-
Colors

Blue, Gray

Dark blue, Blue, Red

Display
Display type

IPS LCD

AMOLED capacitive touchscreen
Physical size

6.67 inches

6.4 inches
Resolution

1080 x 2400 pixels

1080 x 2400 pixels
Pixel density

395 ppi

411 ppi
Display colors

16777216

16777216
Protection

2D curved glass screen, Corning Gorilla Glass Victus

Scratch resistant
Multitouch

-

Yes

Main camera
Camera type

Dual

Quad
Main camera

(wide) , 48 MP, f/1.8 , 1/2.25" , 0.8 µm

48 MP, f/1.8 , 1/2.0" , 0.8 µm, 26 mm
(ultrawide) , 13 MP, 123˚ , 1/3.0" , 1.12 µm

8 MP, 1/4.0" , 1.12 µm, f/2.2 , 13 mm
2 MP, f/2.4 , 1/5" , 1.75 µm
2 MP, f/2.4 , 1/5" , 1.75 µm
Primary camera resolution

8000 x 6000 pixels

8000 x 6000 pixels
Primary camera video

1080p@30fps

2160p@30fps
Primary camera optics

Zeiss optics

-
Primary camera flash

dual-LED dual-tone flash

LED flash
Camera features

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

Autofocus, 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

-
Selfie camera

(wide) , 8 MP, f/2.0 , 1/3.0" , 1.12 µm

16 MP, f/2 , 1/3.1" , 1.0 µm, 26 mm
Selfie camera resolution

3264 x 2448 pixels

4608 x 3456 pixels
Selfie camera features

Face unlock, HDR

-
Selfie camera video

1080p@30fps

1080p@30fps

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
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 3.0

Type-C 1.0 reversible connector
USB On-The-Go

-

Yes
Bluetooth

v5.1

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX Adaptive

-
NFC

Yes

-
GPS

Yes, with dual-band A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
Beidou

-

Yes
BDS

Yes

-
QZSS

Yes

-
NavIC

Yes

-