Oppo Reno 8 Z vs vivo y31 2021

Oppo Reno 8 Z

vivo y31 2021

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

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

HSDPA 850, 900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66

LTE frequency band 1, 3, 5, 8, 38, 40, 41
5G network

5G band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA

-
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

-

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

LTE-A (CA), 750 Mbps download, 211 Mbps upload

LTE, Cat4, 150 Mbps download, 51 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front, plastic frame, glass back

Glass front, plastic back, plastic frame
SIM

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

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

159.9 mm

163.9 mm
Width

73.2 mm

75.3 mm
Thickness

7.7 mm

8.4 mm
Weight

181 g

188 g
Build features

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

-
Colors

Black, Gold

Plastic

Hardware
CPU

Octa-core

Octa-core
CPU

Dual-core 2.2 GHz Kryo 660 Gold

Quad-core 2.0 GHz Kryo 260 Gold
CPU(second)

Hexa-core 1.7 GHz Kryo 660 Silver

quad-core 1.8 GHz Kryo 260 Silver
Chipset

Qualcomm SM6375 Snapdragon 695 5G

Qualcomm SM6115 Snapdragon 662
GPU

Adreno 619

Adreno 610
Memory RAM

8 GB

6 GB
Internal storage

128 GB

128 GB
Memory card

microSD, microSDHC, microSDXC

microSD, microSDHC, microSDXC
Storage

UFS 2.2

-

Main camera
Camera type

Triple

Triple
Main camera

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

(wide) , 48 MP, f/1.8 , 1/2.0" , 0.8 µm
(macro) , 2 MP, f/2.4 , 1.75 µm

(macro) , 2 MP, f/2.4
(depth) , 2 MP, f/2.4 , 1.75 µm

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

9280 x 6920 pixels

8000 x 6000 pixels
Primary camera video

1080p@30fps, 720p@30/120fps, EIS

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

LED flash

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, 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

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 16 MP, f/2.4 , 27 mm, 1.0 µm

(wide) , 16 MP, f/2.0 , 1.0 µm, 1/3.06"
Selfie camera resolution

4608 x 3456 pixels

4608 x 3456 pixels
Selfie camera features

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, 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
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.1

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

-
NFC

Yes

No
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, gyroscope, proximity

Accelerometer, compass, fingerprint, gyroscope, proximity

Battery
Battery type

Li-Po

Li-Po
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)

Yes (70% in 67 min)
Reverse charging

Yes

-

Oppo Reno 8 Z comparisons