Fly Selfie 1 vs Realme U1

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 900, 2100

HSDPA 850, 900, 2100
4G network

LTE frequency band 3(1800), 7(2600), 18(800)

LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 38(2600), 40(2300), 41(2500)
HSDPA speed

21 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE, Cat4, 150 Mbps download, 51 Mbps upload

LTE-A, Cat6, 300 Mbps download, 50 Mbps upload
GPRS

Class 12

Yes
EDGE

Yes

Yes

Display
Display type

IPS capacitive touchscreen

LTPS IPS LCD capacitive touchscreen
Physical size

5.2 inches

6.3 inches
Resolution

768 x 1280 pixels

1080 x 2340 pixels
Pixel density

282 ppi

409 ppi
Display colors

16777216

16777216
Protection

2.5D curved glass screen, scratch resistant, panda glass, full lamination technology

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 3, LTPS(Low temperature PolySilicon)
Multitouch

Yes

Yes

Main camera
Camera type

-

Dual
Main camera

13 MP

13 MP, f/2.2 , 1/2.8" , 0.9 µm
2 MP, f/2.4
Primary camera resolution

4160 x 3120 pixels

4160 x 3120 pixels
Primary camera video

720p@30fps

1080p@30fps, 720p@90fps
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

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