Realme Narzo 20A vs vivo X90

Realme Narzo 20A

vivo X90

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 850, 900, 2100

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
4G network

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

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41
5G network

-

5G band 1, 3, 5, 8, 28, 41, 77, 78 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

IPS LCD

AMOLED
Physical size

6.5 inches

6.78 inches
Resolution

720 x 1600 pixels

1260 x 2800 pixels
Pixel density

270 ppi

453 ppi
Display colors

16777216

1073741824
Protection

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 3

Scratch resistant, 3D curved glass screen
Display features

450 nits (typ)

120Hz, HDR10+

Hardware
CPU

Octa-core

Octa-core
CPU

Quad-core 2.0 GHz Kryo 260 Gold

Single-core 3.05 GHz Cortex-X3
CPU(second)

quad-core 1.8 GHz Kryo 260 Silver

Triple-core 2.85 GHz Cortex-A715
CPU(third)

Quad-core 1.8 GHz Cortex-A510
Chipset

Qualcomm SDM665 Snapdragon 665

MediaTek Dimensity 9200
GPU

Adreno 610

Arm Immortalis-G715
Memory RAM

3, 4 GB

8, 12 GB
Internal storage

32, 64 GB

128, 256, 512 GB
Memory card

microSD, microSDHC, microSDXC

No
Memory card max

256 GB

-
Storage

eMMC 5.1

UFS 3.1, UFS 4.0

OS
OS

Android 10, Realme UI 1.0

Android 13, Funtouch (global), Origin OS 3 (China)

Main camera
Camera type

Triple

Triple
Main camera

(wide) , 12 MP, f/1.8 , 28 mm, 1/2.8" , 1.25 µm

(wide) , 50 MP, f/1.8 , 1/1.49" , 1.0 µm, 10x digital zoom
(depth) , 2 MP, f/2.4

(telephoto) , 12 MP, f/2.0 , 50 mm, 1/2.93" , 1.22 µm, 2x optical zoom
(depth) , 2 MP, f/2.4

(ultrawide) , 12 MP, f/2.0 , 116˚ , 16 mm, 1/2.93" , 1.22 µm
Primary camera resolution

4032 x 3024 pixels

8190 x 6120 pixels
Primary camera video

4K@30fps, 1080p@30fps, 480p@120fps

4K@30/60fps, 1080p@30/60fps, gyro-EIS
Primary camera optics

-

Zeiss optics
Primary camera flash

LED flash

dual-LED dual-tone flash
Camera features

Autofocus, 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

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, laser autofocus

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 8 MP, f/2.0 , 79˚ , 26 mm, 1/4" , 1.12 µm

(wide) , 32 MP, f/2.5 , 24 mm, 1/2.8" , 0.8 µm
Selfie camera resolution

3264 x 2448 pixels

6528 x 4896 pixels
Selfie camera features

Face unlock, HDR

Face unlock
Selfie camera video

1080p@30fps

4K@30fps, 1080p@30fps

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

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

Yes

-
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v4.2

v5.3
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
Bluetooth AptX

-

aptX HD
Infrared

-

Yes
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
BDS

-

Yes
QZSS

-

Yes
NavIC

-

Yes