Oppo A57s vs vivo X Fold2

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 850, 900, 2100

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

LTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 66
5G network

-

5G band 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Panda Glass), plastic frame, plastic back

Aluminium alloy, faux leather, glass
SIM

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

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

163.8 mm

161.3 mm
Width

75 mm

73.4 mm
Thickness

8 mm

12.9 mm
Height unfolded

-

161.3 mm
Width unfolded

-

143.4 mm
Thickness unfolded

-

6 mm
Weight

187 g

279 g
Waterproof

IPX4

-
Dust proof

IP5X

-
Colors

Black, Blue

Black, Blue, Red

Display
Display type

IPS LCD

Foldable LTPO4 AMOLED
Physical size

6.56 inches

8.03 inches
Resolution

720 x 1612 pixels

1916 x 2160 pixels
Pixel density

269 ppi

360 ppi
Display colors

16777216

16777216
Protection

-

Scratch resistant
Display features

480 nits (typ), 600 nits (HBM)

120Hz, HDR10+, Dolby Vision, 1800 nits (peak)
Cover display

-

AMOLED
Cover display physical size

-

6.53 inches
Cover display resolution

-

1080 x 2520 pixels
Cover display features

-

120Hz, HDR10+, Dolby Vision, 1600 nits (peak)

Main camera
Camera type

Dual

Triple
Main camera

(wide) , 50 MP, f/1.8 , 27 mm, 0.64 µm

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

(telephoto) , 12 MP, f/2.0 , 47 mm, 1/2.93" , 1.22 µm, 2x optical zoom
108˚ , (ultrawide) , 12 MP, f/2.0 , 16 mm, 1/2.93" , 1.22 µm
Primary camera resolution

-

8192 x 6144 pixels
Primary camera video

1080p@30fps

8K@30fps, 4K@30/60fps, 1080p@30/60fps, gyro-EIS
Primary camera optics

-

Zeiss optics
Primary camera flash

LED flash

dual-LED flash
Camera features

HDR, Panorama

Autofocus, continuous autofocus, continuous shooting, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, face unlock, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, laser autofocus

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 8 MP, f/2.0 , 26 mm

(wide) , 16 MP, f/2.5
Selfie camera resolution

-

4608 x 3456 pixels
Selfie camera features

Panorama

Digital image stabilization, face detection, face unlock, HDR
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, 802.11be
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

-
WiFi Tri-Band

-

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.3

v5.3
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
QZSS

-

Yes

Features
Sensors

Accelerometer, compass, fingerprint, proximity

Accelerometer, barometer, compass, dual screen fingerprint, gyroscope, proximity

Battery
Battery type

Li-Po

Li-Po
Battery capacity

5000 mAh

4800 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

SuperVOOC, 33W (100% in 69 min)

Yes, 120W (100% in 26 min)
Wireless reverse charging

-

Yes, 10W
Fast wireless charging

-

Yes, 50W (100% in 40 min)