Huawei nova 6 vs Realme C21

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(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 18(800), 19(800), 26(850), 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

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE Cat21

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

Yes

Yes
EDGE

Yes

Yes

Display
Display type

LTPS IPS LCD capacitive touchscreen

IPS LCD
Physical size

6.57 inches

6.5 inches
Resolution

1080 x 2400 pixels

720 x 1600 pixels
Pixel density

401 ppi

270 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen, Aluminosilicate screen, LTPS (Low Temperature PolySilicon), Oleophobic coating

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

Yes

-

OS
OS

EMUI 10 (Android 10.0)

Android 10, Realme UI 1.0 / Android 11, Realme UI 2.0

Main camera
Camera type

Triple

Triple
Main camera

40 MP, f/1.8 , 27 mm, 1/1.7"

13 MP, f/2.2 , 26 mm, 1/3.06" , (wide) , 1.12 µm
8 MP, f/2.4 , 80 mm, 1/4" , 3x optical zoom

2 MP, f/2.4 , (macro)
8 MP, f/2.4 , 16 mm

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

7296 x 5472 pixels

2560 x 1920 pixels
Primary camera video

2160p@30/60fps, 1080p@30fps, 720p@960fps

1080p@30fps
Primary camera flash

LED flash

LED flash
Camera features

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, phase detection autofocus, laser autofocus, contrast detection autofocus

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

Dual

Single
Selfie camera

32 MP, f/2.0 , 26 mm, 1/2.8" , 0.8 µm

5 MP, f/2.2 , 1/5.0" , 1.12 µm, (wide)
8 MP, f/2.2 , 17 mm
Selfie camera resolution

6528 x 4896 pixels

2560 x 1920 pixels
Selfie camera features

-

Face unlock, HDR, panorama
Selfie camera video

2160p@30fps

1080p@30fps

Connectivity
WLAN

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

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

Yes

Yes
WLAN WiFi Direct

Yes

-
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

Yes

-
USB

Type-C 1.0 reversible connector

microUSB 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.1

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth EDR

Yes

-
Infrared

Yes

-
NFC

Yes

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
Beidou

Yes

-
BDS

-

Yes
QZSS

Yes

-

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, light, proximity, side-mounted fingerprint sensor

Accelerometer, compass, fingerprint, proximity