Ark Brown 1 vs vivo iQOO U1x

Ark Brown 1

vivo iQOO U1x

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 900, 2100

HSDPA 850, 900, 2100
4G network

LTE frequency band 3(1800), 7(2600), 18(800)

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

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
EV-DO speed

-

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

LTE Cat4, 150.8 Mbps download, 51 Mbps upload

LTE, Cat7, 301 Mbps download, 102 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

Glass front, plastic back, plastic frame
SIM

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

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

139 mm

164.4 mm
Width

68 mm

76.3 mm
Thickness

8.5 mm

8.4 mm
Weight

117 g

192.3 g
Colors

Brown

Black, Blue

Main camera
Camera type

Single

Triple
Main camera

13 MP

13 MP, (wide) , f/2.2
(macro) , 2 MP, f/2.4
(depth) , 2 MP, f/2.4
Primary camera resolution

4160 x 3120 pixels

4160 x 3120 pixels
Primary camera video

720p@30fps

1080p@30fps
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, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

microUSB 2.0
USB On-The-Go

-

Yes
Bluetooth

v4.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
Bluetooth AptX

-

aptX HD
NFC

-

No
GPS

Yes, with A-GPS

Yes, with A-GPS
BDS

-

Yes