Blackview BV9800 vs Realme C21

Blackview BV9800

Realme C21

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1700, 1900, 2100; TD-SCDMA 1880-1920 MHz; TD-SCDMA 2010-2025 MHz

HSDPA 850, 900, 2100
4G network

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 25(1900), 26(850), 28(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)

LTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
HSDPA speed

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
EV-DO speed

3.1 Mbps download, 1.8 Mbps upload

-
LTE speed

LTE, Cat6, 301 Mbps download, 51 Mbps upload

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

Yes

Yes
EDGE

Yes

Yes

Display
Display type

IPS capacitive touchscreen

IPS LCD
Physical size

6.3 inches

6.5 inches
Resolution

1080 x 2280 pixels

720 x 1600 pixels
Pixel density

400 ppi

270 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, Corning Gorilla Glass 3

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 3
Multitouch

Yes

-

Main camera
Camera type

Triple

Triple
Main camera

48 MP, f/1.75 , 1/2" , 0.8 µm

13 MP, f/2.2 , 1/3.06" , 1.12 µm, (wide) , 26 mm
16 MP

2 MP, (macro) , f/2.4
5 MP

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

8000 x 6000 pixels

2560 x 1920 pixels
Primary camera video

2160p@30fps

1080p@30fps
Primary camera flash

dual-LED flash

LED flash
Camera features

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

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

Selfie camera
Selfie camera type

-

Single
Selfie camera

16 MP, f/2.0 , 1/3.1" , 1.0 µm

5 MP, f/2.2 , 1/5.0" , 1.12 µm, (wide)
Selfie camera resolution

4608 x 3456 pixels

2560 x 1920 pixels
Selfie camera features

-

Face unlock, HDR, panorama
Selfie camera video

1080p@30fps

1080p@30fps

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

Wi-Fi 802.11b, 802.11g, 802.11n
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

-
WLAN WiFi Dual Band

Yes

-
USB

Type-C 1.0 reversible connector

microUSB 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v4.2

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

Yes

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
Beidou

Yes

-
BDS

-

Yes

Features
Sensors

Accelerometer, altimeter, barometer, compass, fingerprint, geomagnetic, gyroscope, light, magnetometer, pedometer, proximity

Accelerometer, compass, fingerprint, proximity