Oppo K5 vs ZTE Quartz

Network
2G network

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

GSM 850, 1900
3G network

HSDPA 850, 1700(AWS), 1900, 2100

HSDPA 850, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)

-
HSDPA speed

42.2 Mbps

-
HSUPA speed

11.5 Mbps

-
HSPA speed

-

HSPA
EV-DO speed

3.1 Mbps download, 1.8 Mbps upload

-
LTE speed

LTE Cat15, 798 Mbps download, 226 Mbps upload

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

Super AMOLED capacitive touchscreen

AMOLED capacitive touchscreen
Physical size

6.4 inches

1.4 inches
Resolution

1080 x 2340 pixels

400 x 400 pixels
Pixel density

402 ppi

404 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5

Corning Gorilla Glass 3
Multitouch

Yes

Yes

Hardware
CPU

Octa-core

-
CPU

Quad-core 2.2 GHz Kryo 470 Gold

Quad-core 1.1 GHz
CPU(second)

Hexa-core 1.8 GHz Kryo 470 Silver
Chipset

Qualcomm SDM730 Snapdragon 730G

Qualcomm MSM8909W Snapdragon Wear 2100
GPU

Adreno 618

-
Memory RAM

6, 8 GB

768 MB
Internal storage

128, 256 GB

4 GB
Memory card

microSD, microSDHC, microSDXC
Memory card max

256 GB

-
Storage

UFS 2.1

-

Main camera
Camera type

Quad

-
Main camera

64 MP, f/1.8 , 1/1.7" , 0.8 µm
8 MP, f/2.2 , 13 mm, 1/4" , 1.12 µm
2 MP, f/2.4 , 1/5" , 1.75 µm
2 MP, f/2.4 , 1/5" , 1.75 µm
Primary camera resolution

9216 x 6912 pixels

-
Primary camera video

2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS

-
Primary camera flash

LED flash

-
Camera features

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

-

Connectivity
WLAN

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

Wi-Fi 802.11b, 802.11g, 802.11n
WLAN WiFi Hotspot

Yes

-
WLAN WiFi Direct

Yes

-
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

Yes

-
USB

Type-C 1.0 reversible connector
USB On-The-Go

Yes

-
Bluetooth

v5.0

v4.1
Bluetooth A2DP

Yes

-
bluetooth LE

Yes

Yes
Bluetooth EDR

Yes

-
NFC

Yes

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

-
GALILEO

Yes

-
Beidou

Yes

-

Features
Messaging SMS

-

SMS
Messaging Email

-

Email
Messaging IM

-

IM
Java

-

No
Sensors

Accelerometer, compass, fingerprint, gyroscope, light, proximity

Accelerometer, barometer, gyro