Realme C20 vs Realme GT3

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

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

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 18, 19, 20, 26, 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
LTE speed

LTE-A, Cat4, 150 Mbps download, 51 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass 3), plastic frame, plastic back

Plastic, AG glass
SIM

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

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

165.2 mm

163.9 mm
Width

76.4 mm

75.8 mm
Thickness

8.9 mm

8.9 mm
Weight

190 g

199 g
Build features

-

Illuminated RGB (on the back)
Colors

Black, Blue

Black, White

Display
Display type

IPS LCD

AMOLED
Physical size

6.5 inches

6.74 inches
Resolution

720 x 1600 pixels

1240 x 2772 pixels
Pixel density

270 ppi

451 ppi
Display colors

16777216

1073741824
Protection

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

Scratch resistant, 2.5D curved glass screen
Display features

-

144Hz, HDR10+, 500 nits (typ), 1100 nits (HBM), 1400 nits (peak)

Main camera
Camera type

Single

Triple
Main camera

(wide) , 8 MP, f/2.0 , 1/4.0" , 1.12 µm

(wide) , 50 MP, f/1.9 , 1/1.56" , 1.0 µm, 84˚ , 24 mm
(ultrawide) , 8 MP, f/2.2 , 112˚ , 16 mm, 1/4.0" , 1.12 µm
(microscope) , 2 MP, f/3.3 , 20 mm
Primary camera resolution

3264 x 2448 pixels

8190 x 6120 pixels
Primary camera video

1080p@30fps

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

LED flash

dual-LED dual-tone flash
Camera features

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

Autofocus, continuous shooting, digital 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, hypershot 2.0, ProLight 2.0

Selfie camera
Selfie camera type

Single

Single
Selfie camera

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

(wide) , 16 MP, f/2.5 , 1/3.09" , 1.0 µm, 78˚ , 25 mm
Selfie camera resolution

2560 x 1920 pixels

4608 x 3456 pixels
Selfie camera features

Face unlock, HDR

Face unlock, HDR, digital image stabilization, panorama, face detection
Selfie camera video

1080p@30fps

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

microUSB 2.0

Type-C 2.0
USB On-The-Go

Yes

-
Bluetooth

v5.1

v5.3
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD
NFC

No

Yes (dual side)
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
BDS

Yes

Yes
QZSS

-

Yes