Oppo Reno Ace vs ZTE nubia Watch

Oppo Reno Ace

ZTE nubia Watch

Network
2G network

GSM 850, 900, 1800, 1900

GSM 800
3G network

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100

HSDPA 2100
4G network

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

LTE frequency band 1, 3, 38, 39, 40, 41
EV-DO speed

3.1 Mbps download, 1.8 Mbps upload

-
LTE speed

LTE Cat15, 798 Mbps download, 226 Mbps upload

-
GPRS

Yes

-
EDGE

Yes

-

Design
Build

Aluminium alloy, glass

Plastic front (display), stainless steel 316L & aluminum alloy frame
SIM

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

eSIM
Height

161 mm

125 mm
Width

75.7 mm

41.5 mm
Thickness

8.7 mm

14.2 mm
Weight

200 g

98 g
Colors

Purple, Blue

Black, Green, Red

Display
Display type

AMOLED capacitive touchscreen

AMOLED
Physical size

6.5 inches

4.01 inches
Resolution

1080 x 2400 pixels

192 x 960 pixels
Pixel density

405 ppi

244 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 6

Corning Gorilla Glass
Multitouch

Yes

-
Display features

HDR, DCI-P3 100%

-

Hardware
CPU

Octa-core

-
CPU

Single-core 2.96 GHz Kryo 485

Quad-core 1.1 GHz Cortex-A7
CPU(second)

Triple-core 2.42 GHz Kryo 485
CPU(third)

Quad-core 1.8 GHz Kryo 485
Chipset

Qualcomm SDM855 Snapdragon 855+

Qualcomm MSM8909W Snapdragon Wear 2100
GPU

Adreno 640

Adreno 304
Memory RAM

8, 12 GB

1 GB
Internal storage

256 GB

8 GB
Memory card

microSD, microSDHC, microSDXC

-
Memory card max

256 GB

-
Storage

UFS 3.0

eMMC 4.5

Main camera
Camera type

Quad

-
Main camera

48 MP, f/1.7 , 1/2.0" , 0.8 µm, 2x optical zoom
Primary camera

-

No
13 MP, f/2.4 , 1/3.4" , 1.0 µm
8 MP, f/2.2 , 1/3.2" , 1.4 µm
2 MP, f/2.4 , 1/5" , 1.75 µm
Primary camera resolution

8000 x 6000 pixels

-
Primary camera video

2160p@30/60fps, 1080p@30/60/120fps (gyro-EIS); video rec. only with main camera

-
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

No
USB On-The-Go

Yes

-
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

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

-