DEXP Z455 vs Oppo A1k

DEXP Z455

Oppo A1k

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 900, 2100

WCDMA 850, 900, 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), 7(2600), 8(900), 18(800), 28(700), 38(2600), 40(2300), 41(2500)
LTE speed

LTE, Cat4, 150 Mbps download, 51 Mbps upload

LTE Cat 4, 150.8 Mbps download, 51 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic, metal

Plastic body
SIM

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

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

146.5 mm

154.5 mm
Width

70 mm

73.8 mm
Thickness

10 mm

8.4 mm
Weight

180 g

170 g
Colors

Black, Gold

Black, Red

Display
Display type

IPS

IPS capacitive touchscreen
Physical size

5.45 inches

6.1 inches
Resolution

720 x 1440 pixels

720 x 1560 pixels
Pixel density

295 ppi

282 ppi
Display colors

16777216

16777216
Protection

Oleophobic(lipophobic) coating

2.5D curved glass screen, scratch resistant, Corning Gorilla Glass 3
Multitouch

Yes

Yes

Main camera
Camera type

Dual

Single
Main camera

8 MP

8 MP, f/2.2 , 1/3.2" , 1.4 µm
0.3 MP
Primary camera resolution

3264 x 2448 pixels

3264 x 2448 pixels
Primary camera video

1080p@30fps

1080p@30fps
Primary camera flash

LED

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