Oppo A55s vs vivo X Flip

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800

GSM 850, 900, 1800, 1900; CDMA 800, 1900
3G network

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

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
4G network

LTE frequency band 1, 3, 5, 8, 34, 38, 39, 40, 41

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 26, 28, 34, 38, 39, 40, 41
5G network

5G band 1, 28, 41, 77, 78

5G band 1, 3, 5, 8, 28, 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

Display
Display type

IPS LCD

Foldable LTPO AMOLED
Physical size

6.5 inches

6.74 inches
Resolution

720 x 1600 pixels

1080 x 2520 pixels
Pixel density

270 ppi

407 ppi
Display colors

16777216

1073741824
Protection

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 3

-
Display features

480 nits (peak)

120Hz, HDR10+
Cover display

-

AMOLED
Cover display physical size

-

3 inches
Cover display resolution

-

422 x 682 pixels

Main camera
Camera type

Triple

Dual
Main camera

(wide) , 13 MP, f/2.2 , 80˚ , 25 mm, 1/3.06" , 1.12 µm

(wide) , 50 MP, f/1.8 , 23 mm, 1/1.49" , 1.0 µm
(macro) , 2 MP, f/2.4

(ultrawide) , 12 MP, f/2.2 , 106˚ , 1/2.93" , 1.12 µm
(depth) , 2 MP, f/2.4
Primary camera resolution

4160 x 3120 pixels

8190 x 6120 pixels
Primary camera video

1080p@30fps

4K@30fps, 1080p@30/60fps
Primary camera flash

LED flash

dual-LED flash
Camera features

Autofocus, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus

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, tracking autofocus

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 8 MP, f/2.0

(wide) , 32 MP, f/2.5
Selfie camera resolution

3264 x 2448 pixels

6560 x 5480 pixels
Selfie camera features

Face unlock, face detection, HDR

HDR, face unlock, autofocus
Selfie camera video

1080p@30fps

1080p@30fps

Connectivity
WLAN

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

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

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.1

v5.3
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

aptX HD
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

Yes