Oppo A77 5G vs vivo V21e

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, 7, 8, 20, 28, 38, 39, 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

LTE-A, 750 Mbps download, 150 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

IPS LCD

AMOLED
Physical size

6.56 inches

6.44 inches
Resolution

720 x 1612 pixels

1080 x 2400 pixels
Pixel density

269 ppi

409 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen

Scratch resistant, 2.5D curved glass screen
Display features

480 nits (typ), 600 nits (HBM)

HDR10, 430 nits (typ)

Main camera
Camera type

Dual

Triple
Main camera

(wide) , 48 MP, f/1.7 , 80˚ , 26 mm

(wide) , 64 MP, f/1.9 , 26 mm, 1/1.72" , 0.8 µm
(depth) , 2 MP, f/2.4 , 89˚

(ultrawide) , 8 MP, f/2.2 , 120˚ , 16 mm, 1/4.0" , 1.12 µm
(macro) , 2 MP, f/2.4
Primary camera resolution

8000 x 6000 pixels

9280 x 6920 pixels
Primary camera video

1080p@30fps

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

LED flash

LED flash
Camera features

Autofocus, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase 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) , 8 MP, f/2.0 , 79˚ , 26 mm

(wide) , 44 MP, f/2.0 , 150 mm
Selfie camera resolution

3264 x 2448 pixels

-
Selfie camera features

Face unlock, HDR

Autofocus, face unlock, HDR
Selfie camera video

1080p@30fps

4K@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
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

-

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.3

v5.1
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

Yes