Oppo Reno7 Z 5G vs vivo S18

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 800, 850, 900, 1900, 2100

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

LTE frequency band 1, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41

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

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

5G band 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

11.52 Mbps
EV-DO speed

-

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE-A (CA)

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy, glass

Glass front, plastic frame
SIM

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

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

159.9 mm

164.4 mm
Width

73.2 mm

75.1 mm
Thickness

7.5 mm

7.5 mm
Weight

173 g

185.8 g
Waterproof

IPX4

IP54
Dust proof

IPX4

IP54
Build features

RGB ring lights around the cameras (notifications, charging progress)

-
Colors

Black, Rainbow

Black, Blue/Green, Silver

Main camera
Camera type

Triple

Dual
Main camera

(wide) , 64 MP, f/1.7 , 79˚ , 26 mm, 1/2" , 0.7 µm

(wide) , 50 MP, f/1.9 , 1/1.55" , 1.0 µm
(macro) , 2 MP, f/2.4 , 89˚

(ultrawide) , 8 MP, f/2.2
(depth) , 2 MP, f/2.4
Primary camera resolution

9280 x 6920 pixels

8120 x 6180 pixels
Primary camera video

1080p@30fps

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

LED flash

Ring-LED flash
Camera features

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

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 16 MP, f/2.4 , 79˚ , 27 mm, 1/2.74" , 1.0 µm

(wide) , 50 MP, f/2.0 , 22 mm
Selfie camera resolution

4608 x 3456 pixels

8192 x 6144 pixels
Selfie camera features

Face unlock, HDR

Face unlock, HDR, face detection, 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, 802.11ax

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

v5.2

v5.4
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

aptX HD, aptX Adaptive, aptX Lossless
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

Yes

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

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

Battery
Battery type

Li-Po

Li-Ion
Battery capacity

4500 mAh

5000 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

SuperVOOC 2.0, VOOC 3.0, 33W (31% in 15 min, 100% in 63 min)

SuperVOOC, 80W
Reverse charging

Yes

Yes
Talk time 4G

-

20 h