Realme Narzo 20 vs Samsung Galaxy Z Flip4

Realme Narzo 20

Samsung Galaxy Z Flip4

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 850, 900, 2100

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

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

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 28, 29, 34, 38, 39, 40, 41, 66
5G network

-

5G band 1, 3, 20, 41, 77, 78, 79, 81 SA/NSA/Sub6/mmWave
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A, Cat7, 301 Mbps download, 102 Mbps upload

LTE-A (6CA)
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

Plastic front (opened), glass back (Gorilla Glass Victus+), aluminum frame
SIM

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

Nano-SIM, eSIM
Height

164.5 mm

84.9 mm
Width

75.9 mm

71.9 mm
Thickness

9.8 mm

15.9-17.1 mm
Height unfolded

-

165.2 mm
Width unfolded

-

71.9 mm
Thickness unfolded

-

6.9 mm
Weight

208 g

187 g
Payment

-

Samsung Pay (Visa, MasterCard certified)
Waterproof

-

IPX8, 1.5m and 30 minutes
Colors

Blue, Silver

Blue, Pink Gold, Graphite, Khaki, Navy, Purple, Red, Yellow

Display
Display type

IPS LCD

Foldable Dynamic AMOLED 2X
Physical size

6.5 inches

6.7 inches
Resolution

720 x 1600 pixels

1080 x 2640 pixels
Pixel density

270 ppi

426 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen

-
Display features

450 nits (typ), 560 nits (peak)

120Hz, HDR10+, 1200 nits (peak)
Cover display

-

Super AMOLED
Cover display physical size

-

1.9 inches
Cover display resolution

-

260 x 512 pixels

Main camera
Camera type

Triple

Dual
Main camera

(wide) , 48 MP, f/1.8 , 26 mm, 1/2.0" , 0.8 µm

(wide) , 12 MP, f/1.8 , 24 mm, 1.8 µm, 83˚ , 10x digital zoom
(ultrawide) , 8 MP, f/2.3 , 119˚ , 1/4.0" , 1.12 µm

(ultrawide) , 12 MP, f/2.2 , 123˚ , 1.12 µm
(macro) , 2 MP, f/2.4
Primary camera resolution

8000 x 6000 pixels

4032 x 3024 pixels
Primary camera video

1080p@30/60fps

4K@30/60fps, 1080p@60/240fps, 720p@960fps, HDR10+
Primary camera flash

LED flash

LED 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, super nightscape

Autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, tracking 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) , 10 MP, f/2.4 , 80˚ , 26 mm, 1.22 µm
Selfie camera resolution

3264 x 2448 pixels

-
Selfie camera features

Face unlock, HDR

Autofocus, face unlock, HDR
Selfie camera video

1080p@30fps

4K@30fps

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

v5.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

-
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
BDS

-

Yes