Oppo F19 vs Ulefone Armor 3W

Network
2G network

GSM 850, 900, 1800, 1900

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

HSDPA 850, 900, 2100

HSDPA 850, 900, 1700, 1900, 2100; TD-SCDMA 1880-1920, 2010-2025 MHz
4G network

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

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(850), 19(850), 20(800), 25(1900), 26(850), 28(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
HSDPA speed

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-
LTE speed

LTE-A

LTE, Cat6 301 Mbps download, 51 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic, aluminium alloy

Polycarbonate, aluminium alloy, TPU
SIM

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

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

160.3 mm

164.8 mm
Width

73.8 mm

79.2 mm
Thickness

8 mm

18.15 mm
Weight

175 g

364 g
Waterproof

-

Yes, IP68, IP69K
Dust proof

-

Yes, IP68, IP69K
MIL-STD-810G

-

Yes
Colors

Black, Blue

Black, Orange

Display
Display type

AMOLED

IPS capacitive touchscreen
Physical size

6.43 inches

5.7 inches
Resolution

1080 x 2400 pixels

1080 x 2160 pixels
Pixel density

409 ppi

424 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5

Scratch resistant, Corning Gorilla Glass 5
Multitouch

-

Yes
Display features

430 nits (typ), 800 nits (peak)

-

Main camera
Camera type

Triple

-
Main camera

(wide) , 48 MP, f/1.7 , 26 mm, 1/2.0" , 0.8 µm

21 MP, f/1.8 , 1/2.4" , 1.127 µm
(macro) , 2 MP, f/2.4
(depth) , 2 MP, f/2.4
Primary camera resolution

8000 x 6000 pixels

5312 x 3984 pixels
Primary camera video

1080p@30fps

1080p@30fps
Primary camera flash

LED flash

dual-LED flash
Camera features

Autofocus, digital 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

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

Selfie camera
Selfie camera type

Single

-
Selfie camera

(wide) , 16 MP, f/2.4 , 27 mm, 1/3.06" , 1.0 µm

8 MP, f/2.4 , 1/4" , 1.127 µm
Selfie camera resolution

4624 x 3468 pixels

3264 x 2448 pixels
Selfie camera features

Face unlock, HDR

-
Selfie camera video

1080p@30fps

1080p@30fps

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
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C reversible connector
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v4.1
Bluetooth A2DP

Yes

-
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX

-
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
Beidou

-

Yes
BDS

Yes

-

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

Accelerometer, barometer, coulometer, fingerprint, gyroscope, light, proximity