Oppo F21 Pro vs vivo iQOO 11S

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, 8, 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
5G network

-

5G band 1, 3, 5, 8, 28, 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 2.4 Mbps download, 0.15 Mbps upload
LTE speed

LTE-A, 391 Mbps download, 150 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy, glass

Aluminium alloy, glass
SIM

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

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

159.9 mm

164.9 mm
Width

73.2 mm

77.1 mm
Thickness

7.5 mm

8.4/8.7 mm
Weight

175 g

207/210 g
Waterproof

IPX4

-
Dust proof

IPX4

-
Build features

RGB ring light around the camera (notifications, charging progress)

-
Colors

Black, Orange

Black, Blue, White (BMW M branding)

Display
Display type

AMOLED

LTPO4 AMOLED
Physical size

6.43 inches

6.78 inches
Resolution

1080 x 2400 pixels

1440 x 3200 pixels
Pixel density

409 ppi

518 ppi
Display colors

16777216

1073741824
Protection

Corning Gorilla Glass 5

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass Victus
Display features

90Hz, 430 nits (typ), 600 nits (HBM), 800 nits (peak)

144Hz, HDR10+, 1800 nits (peak)

Hardware
CPU

Octa-core

Octa-core
CPU

Quad-core 2.4 GHz Kryo 265 Gold

Single-core 3.2 GHz Cortex-X3
CPU(second)

quad-core 1.9 GHz Kryo 265 Silver

dual-core 2.8 GHz Cortex-A715
CPU(third)

Dual-core 2.8 GHz Cortex-A710
CPU(fourth)

Triple-core 2.0 GHz Cortex-A510
Chipset

Qualcomm SM6225 Snapdragon 680 4G

Qualcomm SM8550-AB Snapdragon 8 Gen 2
GPU

Adreno 610

Adreno 740
Memory RAM

8 GB

12, 16 GB
Internal storage

128 GB

256, 512, 1024 GB
Memory card

microSD, microSDHC, microSDXC

No
Storage

UFS 2.2

UFS 4.0

Main camera
Camera type

Triple

Triple
Main camera

(wide) , 64 MP, f/1.7 , 79˚ , 26 mm, 1/2.0" , 0.7 µm

(wide) , 50 MP, f/1.9 , 23 mm, 1/1.49" , 1.0 µm, 20x digital zoom
(microscope) , 2 MP, f/3.3 , 65˚

(telephoto) , 13 MP, f/2.5 , 47 mm, 2x optical zoom
89˚ , (depth) , 2 MP, f/2.4 , 1.75 µm

(ultrawide) , 8 MP, f/2.2 , 16 mm
Primary camera resolution

9280 x 6920 pixels

8190 x 6144 pixels
Primary camera video

1080p@30fps, gyro-EIS

8K@30fps, 4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS
Primary camera flash

LED flash

dual-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, RAW

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 32 MP, f/2.4 , 24 mm, 1/2.74" , 0.7 µm

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

-

4608 x 3456 pixels
Selfie camera features

Face unlock, HDR

Face unlock, HDR
Selfie camera video

1080p@30fps, gyro-EIS

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
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

v5.3
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

aptX HD
Infrared

-

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

-
NavIC

-

Yes