Xiaomi Mi Note 2 vs vivo X21i

Xiaomi Mi Note 2

vivo X21i

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 2100
4G network

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700), 30(2300), 38(2600), 39(1900), 40(2300), 41(2500)

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

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-
HSPA speed

-

HSPA
LTE speed

-

LTE
LTE-A speed

LTE-A, (3CA) Cat12, 600 Mbps download, 150 Mbps upload

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

-

Aluminium alloy, glass
SIM

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

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

156.2 mm

154.4 mm
Width

77.3 mm

75 mm
Thickness

7.6 mm

7 mm
Weight

166 g

159 g
Colors

Black, Gold, Silver

Aurora White, Black, Ruby Red

Display
Display type

AMOLED capacitive touchscreen

Super AMOLED capacitive touchscreen
Physical size

5.7 inches

6.28 inches
Resolution

1080 x 1920 pixels

1080 x 2280 pixels
Pixel density

386 ppi

402 ppi
Display colors

16777216

16777216
Multitouch

Yes

Yes

Main camera
Camera type

-

Dual
Main camera

22.5 MP, f/2.0

12 MP, f/1.8 , 1/2.5" , 1.4 µm
5 MP, f/2.4
Primary camera resolution

-

4032 x 3024 pixels
Primary camera video

2160p@30fps, 1080p@30fps

1080p@30fps
Primary camera Autofocus

phase detection autofocus

dual pixel phase detection autofocus
Primary camera flash

dual-LED (dual tone) flash

LED flash
Primary camera image stabilization

electronic image stabilization(gyro)

-
Camera features

1 µm pixel size, 1/2.6" sensor size, HDR, face detection, geo-tagging, panorama, touch focus

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

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac

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

Yes
USB

Type-C reversible connector

microUSB 2.0
USB On-The-Go

-

Yes
Bluetooth

v4.2

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

Yes

-
NFC

Yes

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
BDS

Yes

-

Features
Messaging SMS

SMS(threaded view)

SMS(threaded view)
Messaging MMS

MMS

MMS
Messaging Email

Email

Email
Messaging IM

IM

-
Messaging Push Email

-

Push Email
Messaging Push Mail

Push Mail

-
Java

No

-
Sensors

Fingerprint, accelerometer, barometer, compass, gyro, proximity

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