Ulefone Armor 21 vs Xiaomi 14

Network
2G network

GSM 850, 900, 1800, 1900

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

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

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 19, 20, 28, 34, 38, 39, 40, 41, 66

LTE frequency band 1, 3, 4, 5, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66
5G network

-

5G band 1, 3, 5, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA
HSDPA speed

-

42.2 Mbps
HSUPA speed

-

11.5 Mbps
EV-DO speed

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

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

LTE

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Polycarbonate, TPU, metal

Glass front, glass back or silicone polymer back, aluminum frame
SIM

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

Nano-SIM and eSIM or Dual SIM (Nano-SIM, dual stand-by)
Height

176 mm

152.8 mm
Width

81.6 mm

71.5 mm
Thickness

18.1 mm

8.2 mm
Weight

400 g

188/193 g
Waterproof

IP68/IP69K (1.5m and 30 mins)

IP68 (up to 1.5m for 30 mins)
Dust proof

IP68/IP69K

IP68
MIL-STD-810H

Yes

-
Colors

Black

Black, Green, Pink, Silver

Main camera
Camera type

Dual

Triple
Main camera

(wide) , 64 MP, f/1.9 , 0.8 µm

(wide) , 50 MP, f/1.6 , 1.2 µm, 23 mm, 1/1.31"
(night vision) , 24 MP, f/1.8

(telephoto) , 50 MP, f/2.0 , 75 mm, 3.2x optical zoom
115˚ , (ultrawide) , 50 MP, f/2.2 , 14 mm
Primary camera resolution

9280 x 6180 pixels

8120 x 6180 pixels
Primary camera video

-

8K@24fps (HDR), 4K@24/30/60fps (HDR10+, 10-bit Dolby Vision HDR, 10-bit LOG), 1080p@30/60/120/240/960fps, 720p@1920fps, gyro-EIS
Primary camera optics

-

Leica lens
Primary camera flash

LED flash

dual-LED dual-tone 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, 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, macro-mode, phase detection autofocus, ISO fusion max

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 16 MP, f/2.2 , 1.0 µm

(wide) , f/2.0
Selfie camera resolution

4608 x 3456 pixels

6560 x 4928 pixels
Selfie camera features

Face unlock, HDR, face detection

Face unlock, face detection, HDR, digital image stabilization, autofocus, phase detection autofocus, panorama
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, 802.11ax, 802.11be
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 3.2
USB On-The-Go

Yes

Yes
Bluetooth

v5.2

v5.4
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD, aptX Adaptive
Infrared

Yes

Yes
NFC

Yes

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, fingerprint, gyroscope, proximity

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