Oukitel WP21 Ultra vs Xiaomi Redmi 9T

Oukitel WP21 Ultra

Xiaomi Redmi 9T

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

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

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

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 38, 40, 41, 66

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

-

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE, 151 Mbps download, 51 Mbps upload

LTE-A, Cat12, 603 Mbps download, 102 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Metal, polycarbonate, TPU

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

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

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

177.3 mm

162.3 mm
Width

84.3 mm

77.3 mm
Thickness

18.4 mm

9.6 mm
Weight

398 g

198 g
Waterproof

IP68/IP69K

Water-repellent coating
Dust proof

IP68/IP69K

-
MIL-STD-810G

Yes

-
Colors

Black

Blue, Gray, Green, Orange

Display
Display type

IPS TFT

IPS LCD
Physical size

6.78 inches

6.53 inches
Resolution

1080 x 2400 pixels

1080 x 2340 pixels
Pixel density

388 ppi

395 ppi
Display colors

16777216

16777216
Protection

Scratch resistant

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

-

450 nits (typ)

Main camera
Camera type

Triple

Quad
Main camera

(wide) , 64 MP, f/1.9 , 1/1.72" , 0.8 µm

(wide) , 48 MP, f/1.8 , 1/2.0" , 0.8 µm, 26 mm
(night vision) , 20 MP, f/2.4 , 1/2.78" , 1 µm

(ultrawide) , 8 MP, f/2.2 , 1/4.0" , 1.12 µm, 120˚
5 MP

2 MP, (macro) , f/2.4
(depth) , 2 MP, f/2.4
Primary camera resolution

9280 x 6920 pixels

8000 x 6000 pixels
Primary camera video

1440p@30fps

1080p@30fps
Primary camera flash

LED flash

LED flash
Camera features

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

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

Selfie camera
Selfie camera type

Single

Single
Selfie camera

20 MP

8 MP, (wide) , f/2.1 , 27 mm, 1/4.0" , 1.12 µm
Selfie camera resolution

-

3264 x 2448 pixels
Selfie camera features

Face unlock, face detection

Face detection, face unlock, HDR
Selfie camera video

1080p@30fps

1080p@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
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

v5.2

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

-

Yes
NFC

Yes

Yes (market dependent)
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes

Features
Sensors

Accelerometer, barometer, compass, fingerprint, gyroscope, light, pedometer, proximity

Accelerometer, compass, fingerprint, proximity