Ulefone Armor 13 vs vivo V21s

Ulefone Armor 13

vivo V21s

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800, 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, 25, 26, 28, 34, 38, 39, 40, 41, 66

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41, 66
5G network

-

5G band 1, 28, 40, 41, 77, 78, 79 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

11.52 Mbps

5.76 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, Cat7, 301 Mbps download, 102 Mbps upload

LTE-A, Cat12, 1200 Mbps download, 150 Mbps upload
GPRS

Class 12

Yes
EDGE

Class 12

Yes

Design
Build

Aluminium alloy, polycarbonate, TPU

Plastic
SIM

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

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

183.7 mm

159.7 mm
Width

85.3 mm

73.9 mm
Thickness

20.8 mm

7.3 mm
Weight

492 g

176 / 177 g
Waterproof

IP68/IP69K

-
Dust proof

IP68/IP69K

-
MIL-STD-810G

Yes

-
Colors

Black

Blue, Gradient

Main camera
Camera type

Quad

Triple
Main camera

48 MP, f/1.8 , 1/2" , 0.8 µm

64 MP, f/1.8 , 0.7 µm, (wide) , 26 mm
(ultrawide) , 8 MP, f/2.2 , 120˚

(ultrawide) , 8 MP, f/2.2 , 120˚ , 16 mm, 1/4.0" , 1.12 µm
75˚ , (macro) , 2 MP, f/2.6

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

8000 x 6000 pixels

9280 x 6920 pixels
Primary camera video

1080p@30fps

4K@30fps, 1080p@30/60fps
Primary camera flash

quad-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, underwater photography

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

Selfie camera
Selfie camera type

Single

Single
Selfie camera

16 MP, f/2.2

44 MP, f/2.0 , (wide) , 150 mm
Selfie camera resolution

4608 x 3456 pixels

-
Selfie camera features

Face unlock, face detection, HDR

Autofocus, face unlock, HDR, optical image stabilization
Selfie camera video

1080p@30fps

4K@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

-
WLAN WiFi Direct

Yes

-
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes

Features
Sensors

Accelerometer, altimeter, barometer, compass, fingerprint, geomagnetic, gyroscope, pedometer, proximity

Accelerometer, compass, fingerprint, gyroscope, proximity