OnePlus Ace vs vivo X50

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800

GSM 850, 900, 1800, 1900
3G network

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

HSDPA 900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41

LTE frequency band 1, 3, 5, 8, 40
5G network

5G band 1, 3, 5, 8, 28, 40, 41, 77, 78 SA/NSA

-
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass 5), plastic frame

Glass front, glass back, aluminum frame
SIM

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

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

163.3 mm

159.5 mm
Width

75.5 mm

75.4 mm
Thickness

8.2 mm

7.6 mm
Weight

186 g

173 g
Colors

Black, Blue

Black, Blue

Display
Display type

OLED

AMOLED capacitive touchscreen
Physical size

6.7 inches

6.56 inches
Resolution

1080 x 2412 pixels

1080 x 2376 pixels
Pixel density

394 ppi

398 ppi
Display colors

1073741824

16777216
Protection

Scratch resistant, Corning Gorilla Glass 5

Scratch resistant
Display features

1B colors, 120Hz, HDR10+, 500 nits (typ), 800 nits (HBM), 950 nits (peak)

HDR10+, 90Hz refresh rate

Main camera
Camera type

Triple

Quad
Main camera

(wide) , 50 MP, f/1.9 , 24 mm, 1/1.56" , 1.0 µm

48 MP, f/1.6
(ultrawide) , 8 MP, f/2.2 , 16 mm, 1/4.0" , 1.12 µm

13 MP, f/2.5 , 50 mm, 1/2.8" , 0.8 µm, 2x optical zoom
88˚ , (macro) , 2 MP, f/2.4 , 21 mm, 1/5" , 1.75 µm

8 MP, f/2.2 , 16 mm, 1/4.0" , 1.12 µm
5 MP, f/2.5
Primary camera resolution

8192 x 6144 pixels

8000 x 6000 pixels
Primary camera video

4K@30/60fps, 1080p@30/60/240fps, gyro-EIS

4K@30fps, 1080p@30fps, gyro-EIS
Primary camera flash

LED flash

dual-LED dual-tone 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, phase detection autofocus, UIS, UIS Max

Autofocus, continuous shooting, digital zoom, optical 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, phase detection autofocus

Selfie camera
Selfie camera type

Single

-
Selfie camera

(wide) , 16 MP, f/2.4 , 16 mm, 1/3.09" , 1.0 µm

32 MP, f/2.5 , 26 mm, 1/2.8" , 0.8 µm
Selfie camera resolution

4608 x 3456 pixels

6528 x 4896 pixels
Selfie camera features

HDR, panorama

-
Selfie camera video

1080p@30fps, gyro-EIS

1080p@30fps

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax

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

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

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

-

Yes
Bluetooth

v5.2

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes

Features
Sensors

Accelerometer, color spectrum, compass, fingerprint, gyroscope, proximity

Accelerometer, color spectrum, compass, fingerprint, gyro, proximity