alcatel 1SE (2020) vs vivo X21i

alcatel 1SE (2020)

vivo X21i

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 850, 900, 1900, 2100

HSDPA 850, 900, 2100
4G network

LTE frequency band 1, 3, 7, 8, 20, 28

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

21.1 Mbps

-
HSUPA speed

5.76 Mbps

-
HSPA speed

-

HSPA
LTE speed

LTE, Cat4, 150 Mbps download, 51 Mbps upload

LTE
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front, plastic frame, plastic back

Aluminium alloy, glass
SIM

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

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

159.2 mm

154.4 mm
Width

75.2 mm

75 mm
Thickness

8.7 mm

7 mm
Weight

175 g

159 g
Colors

Gray, Green

Aurora White, Black, Ruby Red

Main camera
Camera type

Triple

Dual
Main camera

(wide) , 13 MP, f/2.2 , 1/3.06" , 1.12 µm

12 MP, f/1.8 , 1/2.5" , 1.4 µm
(ultrawide) , 5 MP, f/2.2 , 1/5.0" , 1.12 µm

5 MP, f/2.4
(depth) , 2 MP, f/2.4 , 1/5.0" , 1.75 µm
Primary camera resolution

-

4032 x 3024 pixels
Primary camera video

1080p@30fps

1080p@30fps
Primary camera Autofocus

-

dual pixel phase detection autofocus
Primary camera flash

LED flash

LED flash
Camera features

HDR, Panorama

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

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

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

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

microUSB 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

Features
Messaging SMS

-

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

-

Email
Messaging Push Email

-

Push Email
Sensors

Accelerometer, fingerprint, proximity

Fingerprint (rear-mounted), accelerometer, compass, proximity