Xiaomi Redmi K30 Ultra vs ZTE nubia X

Xiaomi Redmi K30 Ultra

ZTE nubia X

Network
2G network

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

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

HSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO

HSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO
4G network

LTE frequency band 1, 3, 5, 7, 8, 34, 38, 39, 40, 41

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
5G network

5G band 1, 3, 41, 78, 79; SA/NSA

-
HSDPA speed

42 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A

LTE-A (6CA), Cat18, 1200 Mbps download, 150 Mbps upload
5G speed

5G

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame

Aluminium alloy, glass
SIM

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

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

163.3 mm

154.1 mm
Width

75.4 mm

73.3 mm
Thickness

9.1 mm

8.4 mm
Weight

213 g

181 g
Colors

Black, Green, White

Black, Blue, Gray

Display
Display type

AMOLED capacitive touchscreen

LTPS IPS LCD capacitive touchscreen
Physical size

6.67 inches

6.26 inches
Resolution

1080 x 2400 pixels

1080 x 2280 pixels
Pixel density

395 ppi

403 ppi
Display colors

16777216

16777216
Protection

2.5D curved glass screen, Scratch resistant, Corning Gorilla Glass 5

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 3, LTPS(Low temperature PolySilicon)
Multitouch

-

Yes
Display features

HDR10+, 120Hz sampling rate, 500 nits typ. brightness

-
Secondary screen resolution

-

720 x 1520 pixels
Secondary screen physical size

-

5.1 inches
Secondary display

-

OLED
Secondary display protection

-

Corning Gorilla Glass 3

Main camera
Camera type

Quad

Dual
Main camera

64 MP, f/1.9 , 26 mm, 1/1.72" , 0.8 µm

24 MP, f/1.8
13 MP, f/2.4 , 1.12 µm

24 MP, f/1.7
5 MP, f/2.2 , 50 mm
2 MP, f/2.4
Primary camera resolution

5184 x 3800 pixels

4608 x 3456 pixels
Primary camera video

4K@30fps, 1080p@30/60/120/240/960fps; gyro-EIS

2160p@30fps, 1080p@30fps
Primary camera flash

dual-LED dual-tone flash

dual-LED flash
Primary camera phase detection autofocus

-

phase detection autofocus
Camera features

Autofocus, continuous shooting, digital zoom, digital image stabilization, optical 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, RAW, AI skyscaping

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

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax

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
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C reversible connector

Type-C 1.0 reversible connector
USB On-The-Go

Yes

Yes
Bluetooth

v5.1

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

-
Infrared

Yes

-
NFC

Yes

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
Beidou

Yes

Yes
QZSS

Yes

-

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

Accelerometer, compass, dual fingerprint, gyro, light, proximity
Power bank function

Yes

-

Battery
Battery type

Li-Po

Li-Po
Battery capacity

4500 mAh

3800 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

Qualcomm Quick Charge 4+(100% in 58 min)

Quick Charge 4.0

Xiaomi Redmi K30 Ultra comparisons