Ulefone Armor 8 vs Xiaomi Redmi K50i

Ulefone Armor 8

Xiaomi Redmi K50i

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, 20, 28, 38, 40, 41
5G network

-

5G band 1, 3, 5, 7, 8, 20, 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-A Cat7, 300 Mbps download, 150 Mbps upload

LTE-A (CA)
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Front glass, aluminum back with rubber, aluminum frame

Glass, plastic
SIM

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

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

166 mm

163.6 mm
Width

81.8 mm

74.3 mm
Thickness

15 mm

8.9 mm
Weight

282 g

200 g
Waterproof

Yes, IP68(1.5m and 30 minutes)

-
Dust proof

Yes, IP68

-
MIL-STD-810G

Yes

-
Colors

Black, Orange, Red

Black, Blue, Silver

Display
Display type

IPS LCD capacitive touchscreen

FFS LCD
Physical size

6.1 inches

6.6 inches
Resolution

720 x 1560 pixels

1080 x 2460 pixels
Pixel density

282 ppi

407 ppi
Display colors

16777216

16777216
Protection

-

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

-

144Hz, HDR10, Dolby Vision, 500 nits (typ), 650 nits (HBM)

Main camera
Camera type

Triple

Triple
Main camera

16 MP, f/2.2

64 MP, f/1.9 , (wide) , 1/1.72" , 0.8 µm
5 MP, f/2.4

8 MP, f/2.2 , (ultrawide) , 120˚
2 MP, f/2.2

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

4608 x 3456 pixels

9280 x 6920 pixels
Primary camera video

1080p@30fps

4K@30fps, 1080p@30/60fps
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

v4.2

v5.3
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Infrared

-

Yes
NFC

-

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

-

Yes

Features
Sensors

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

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