LG K40 vs Oppo Find X3 Pro

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1x
4G network

LTE

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 66 - global; 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42, 66 - China
5G network

-

5G band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78, 79 SA/NSA - global; 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 77, 78, 79 SA/NSA - China
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic

Glass front (Gorilla Glass 5), glass back, aluminum frame
SIM

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

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

153 mm

163.6 mm
Width

71.9 mm

74 mm
Thickness

8.3 mm

8.3 mm
Weight

-

193 g
Waterproof

-

IP68
Dust proof

-

IP68
MIL-STD-810G

Yes

-
Colors

Blue

Black, Blue, White

Display
Display type

IPS LCD capacitive touchscreen

LTPO AMOLED
Physical size

5.7 inches

6.7 inches
Resolution

720 x 1440 pixels

1440 x 3216 pixels
Pixel density

282 ppi

525 ppi
Display colors

16777216

1073741824
Protection

-

Scratch resistant, 3D curved glass screen, Corning Gorilla Glass 5
Multitouch

Yes

-
Display features

-

120Hz, HDR10+, BT.2020, 500 nits (typ), 1300 nits (peak)
DxOMark display score

-

88

Main camera
Camera type

Dual

Quad
Main camera

16 MP, f/2.2

50 MP, f/1.8 , (wide) , 25 mm, 1/1.56" , 1.0 µm, 20x digital zoom , 5x
(telephoto) , 13 MP, f/2.4 , 52 mm, 2x optical zoom
110˚ , (ultrawide) , 50 MP, f/2.2 , 1/1.56" , 1.0 µm
(macro) , 3 MP, f/3.0
Primary camera resolution

4608 x 3456 pixels

8192 x 6144 pixels
Primary camera video

1080p@30fps

4K@30/60fps, 1080p@30/60/240fps; gyro-EIS; HDR, 10-bit video
Primary camera flash

LED flash

LED flash
Primary camera phase detection autofocus

phase detection autofocus

-
Camera features

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

Autofocus, continuous 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, macro-mode, phase detection autofocus, contrast detection autofocus, RAW, HEIF
DxOMark photo

-

139
DxOMark zoom

-

71
DxOMark video

-

111

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

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
USB

microUSB 2.0

Type-C 3.1
USB On-The-Go

-

Yes
Bluetooth

v4.2

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD
NFC

-

Yes (dual antenna)
GPS

Yes, with A-GPS

Yes, with dual-band A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes
QZSS

-

Yes