Oukitel U23 vs vivo Z1

Oukitel U23

vivo Z1

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 900, 1900, 2100

HSDPA 850, 900, 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 18(800)

LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
HSDPA speed

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
LTE speed

LTE, Cat6, 301 Mbps download, 51 Mbps upload

-
LTE-A speed

-

LTE-A, (2CA) Cat6, 300 Mbps download, 50 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Polycarbonate, Aluminium alloy

Plastic back
SIM

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

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

153.5 mm

154.8 mm
Width

73.2 mm

75.1 mm
Thickness

8.7 mm

7.9 mm
Weight

201 g

149.3 g
Colors

Blue

Black, Blue, Red

Main camera
Camera type

Dual

Dual
Main camera

16 MP

13 MP
2 MP
Primary camera resolution

4608 x 3456 pixels

4160 x 3120 pixels
Primary camera video

1080p@30fps

2160p@30fps, 1080p@30fps
Primary camera Autofocus

-

phase detection autofocus
Primary camera flash

dual-LED flash

LED flash
Primary camera phase detection autofocus

phase detection autofocus

-
Camera features

Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, exposure compensation, self-timer, scene mode

Geo-tagging, HDR, face detection, panorama, touch focus

Features
Messaging SMS

-

SMS(threaded view)
Messaging MMS

-

MMS
Messaging Email

-

Email
Messaging Push Email

-

Push Email
Sensors

Accelerometer, fingerprint, light, proximity

Fingerprint (rear-mounted), accelerometer, compass, gyro, proximity