LG K31 vs Oppo A1k

Network
2G network

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

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100

WCDMA 850, 900, 2100
4G network

LTE frequency band 2, 4, 5, 12, 13, 25, 26, 41, 66, 71

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 28(700), 38(2600), 40(2300), 41(2500)
HSDPA speed

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-
LTE speed

LTE

LTE Cat 4, 150.8 Mbps download, 51 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

IPS LCD capacitive touchscreen

IPS capacitive touchscreen
Physical size

5.7 inches

6.1 inches
Resolution

720 x 1520 pixels

720 x 1560 pixels
Pixel density

295 ppi

282 ppi
Display colors

16777216

16777216
Protection

-

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

-

Yes

Main camera
Camera type

Dual

Single
Main camera

13 MP, f/1.8 , 27 mm, 1/3.1" , 1.12 µm

8 MP, f/2.2 , 1/3.2" , 1.4 µm
5 MP, f/2.2 , 1/5.0" , 1.12 µm
Primary camera resolution

4160 x 3120 pixels

3264 x 2448 pixels
Primary camera video

1080p@30fps

1080p@30fps
Primary camera flash

LED flash

LED flash
Camera features

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

Selfie camera
Selfie camera

5 MP, f/2.2 , 24 mm, 1/5.0" , 1.12 µm

5 MP, f/2 , 1/5" , 1.12 µm
Selfie camera resolution

2560 x 1920 pixels

2560 x 1920 pixels
Selfie camera video

1080p@30fps

720p@30fps