Realme 1 vs Samsung Galaxy M21s

Realme 1

Samsung Galaxy M21s

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 40(2300), 41(2500)

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

-

LTE-A, 603 Mbps download, 150 Mbps upload
LTE-A speed

LTE-A, (2CA) Cat13, 600 Mbps download, 100 Mbps upload

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Metal

Glass front (Gorilla Glass 3), plastic back, plastic frame
SIM

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

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

156.5 mm

159.2 mm
Width

75.2 mm

75.1 mm
Thickness

7.8 mm

8.9 mm
Weight

155 g

191 g
Colors

Diamond Black, Moonlight Silver, Solar Red

Black, Blue

Display
Display type

IPS LCD capacitive touchscreen

Super AMOLED
Physical size

6.0 inches

6.4 inches
Resolution

1080 x 2160 pixels

1080 x 2340 pixels
Pixel density

402 ppi

403 ppi
Display colors

16777216

16777216
Protection

2.5D curved glass screen, LTPS(Low Temperature PolySilicon)

2.5D curved glass screen, Corning Gorilla Glass 3
Multitouch

Yes

-
Display features

-

420 nits (typ), Infinity U Display

Main camera
Camera type

Photo / Video

-
Camera type

-

Triple
Main camera

13 MP, f/2.2

64 MP, f/1.8 , (wide) , 26 mm, 1/1.72" , 0.8 µm
(ultrawide) , 8 MP, f/2.2 , 1/4.0" , 1.12 µm
(depth) , 5 MP, f/2.2
Primary camera resolution

4160 x 3120 pixels

9280 x 6920 pixels
Primary camera video

1080p@30fps

4K@30fps, 1080p@30fps, gyro-EIS
Primary camera Autofocus

phase detection autofocus

-
Primary camera flash

LED flash

LED flash
Camera features

Geo-tagging, HDR, face detection, panorama, touch focus

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

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
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C 2.0
USB On-The-Go

Yes

-
Bluetooth

v4.2

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

-

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes

Features
Messaging SMS

SMS(threaded view)

-
Messaging MMS

MMS

-
Messaging Email

Email

-
Messaging Push Email

Push Email

-
Sensors

Accelerometer, compass, gyro, proximity

Accelerometer, compass, fingerprint, gyroscope, proximity