Oppo A57s vs Oppo Find X7 Ultra

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800
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, 26, 28, 34, 38, 39, 40, 41, 66
5G network

-

5G band 1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78, 79 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

11.52 Mbps
LTE speed

LTE

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

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

Glass front (Gorilla Glass Victus 2), glass back (Gorilla Glass) or eco leather back, aluminum frame
SIM

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

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

163.8 mm

164.3 mm
Width

75 mm

76.2 mm
Thickness

8 mm

9.5 mm
Weight

187 g

221 g
Waterproof

IPX4

IP68 (up to 1.5m for 30 mins)
Dust proof

IP5X

IP68
Colors

Black, Blue

Black, Blue, Brown

Display
Display type

IPS LCD

LTPO AMOLED
Physical size

6.56 inches

6.82 inches
Resolution

720 x 1612 pixels

1440 x 3168 pixels
Pixel density

269 ppi

510 ppi
Display colors

16777216

1073741824
Protection

-

Corning Gorilla Glass Victus 2
Display features

480 nits (typ), 600 nits (HBM)

120Hz, Dolby Vision, HDR10+, 1600 nits (typ), 2600 nits (HBM), 4500 nits (peak)

Main camera
Camera type

Dual

Quad
Main camera

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

(wide) , 50 MP, f/1.8 , 23 mm, 1.6 µm, 1/0.98"
(depth) , 2 MP, f/2.4

(periscope telephoto) , 50 MP, f/2.6 , 65 mm, 1/1.56" , 1.0 µm, 2.8x optical zoom
(periscope telephoto) , 50 MP, f/4.3 , 135 mm, 1/2.51" , 0.64 µm, 6x optical zoom
(ultrawide) , 50 MP, f/2.0 , 123˚ , 14 mm, 1/1.95" , 1.0 µm
Primary camera resolution

-

8120 x 6180 pixels
Primary camera video

1080p@30fps

4K@30/60fps, 1080p@30/60/240fps; gyro-EIS; HDR, 10‑bit video, Dolby Vision
Primary camera flash

LED flash

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, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, contrast detection autofocus, laser autofocus, multi-directional phase detection autofocus, RAW, HEIF, Hasselblad master mode

Selfie camera
Selfie camera type

Single

Single
Selfie camera

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

(wide) , 32 MP, f/2.4 , 21 mm, 1/2.74" , 0.8 µm
Selfie camera resolution

-

6560 x 4928 pixels
Selfie camera features

Panorama

Face unlock, HDR, autofocus, face detection, digital image stabilization
Selfie camera video

1080p@30fps

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

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

Yes
USB

Type-C 2.0

Type-C 3.2
USB On-The-Go

Yes

Yes
Bluetooth

v5.3

v5.4
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD
Infrared

-

Yes
NFC

Yes

Yes; NFC-SIM, HCE, eSE, eID
GPS

Yes, with A-GPS

Yes, with dual-band A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

-

Yes

Features
Sensors

Accelerometer, compass, fingerprint, proximity

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

Battery
Battery type

Li-Po

Li-Po
Battery capacity

5000 mAh

5000 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

SuperVOOC, 33W (100% in 69 min)

Yes, 100W (50% in 10 min, 100% in 26 min)
Wireless reverse charging

-

Yes, 10W
Fast wireless charging

-

Yes, 50W