Ulefone Armor 9 vs Xiaomi Redmi K50 Ultra

Ulefone Armor 9

Xiaomi Redmi K50 Ultra

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800, 1900

GSM 850, 900, 1800, 1900; CDMA 800
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO

HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
4G network

-

LTE frequency band 1, 3, 4, 5, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42
5G network

-

5G band 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

11.5 Mbps

5.76 Mbps
LTE speed

LTE Cat12, 600 Gbps download, 150 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Front glass, aluminum back with rubber, aluminum frame

Aluminium alloy, glass
SIM

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

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

168.2 mm

163.1 mm
Width

82 mm

75.9 mm
Thickness

15 mm

8.6 mm
Weight

320 g

202 g
Waterproof

Yes, IP68/IP69(1.5m and 30 minutes)

-
Dust proof

Yes, IP68/IP69

-
MIL-STD-810G

Yes

-
Colors

Black

Black, Blue, Gray, Mercedes AMG

Display
Display type

IPS LCD capacitive touchscreen

OLED
Physical size

6.3 inches

6.67 inches
Resolution

1080 x 2340 pixels

1220 x 2712 pixels
Pixel density

409 ppi

446 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, oleophobic coating, Corning Gorilla Glass 5

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

-

144Hz, HDR10+, Dolby Vision

Main camera
Camera type

Triple

Triple
Main camera

64 MP, f/1.9 , 26 mm, 1/1.7" , 0.8 µm

108 MP, f/1.6 , 1/1.67" , 0.64 µm, (wide)
2 MP, f/2.2

8 MP, f/2.2 , (ultrawide) , 120˚
FLIR thermal camera

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

9280 x 6944 pixels

12000 x 9000 pixels
Primary camera video

1080p@30fps

4K@30/60fps, 1080p@30/60/120/240/960fps
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

Autofocus, continuous shooting, digital zoom, optical 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, phase detection autofocus, flicker sensor

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, 802.11ax
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

-

Yes
USB

Type-C 1.0 reversible connector

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

-

Yes
NavIC

-

Yes

Features
Sensors

Accelerometer, barometer, compass, coulombmeter, fingerprint, gyroscope, proximity

Accelerometer, color spectrum, compass, fingerprint, gyroscope, proximity