AGM A8 vs Blackview BV9900

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800

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

HSDPA 850, 900, 1700, 1900, 2100

HSDPA 850, 900, 1700, 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 18(800), 39(1900)

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), 66(1700)
EV-DO speed

-

3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE, Cat4, 150 Mbps download, 51 Mbps upload

LTE, Cat6, 301 Mbps download, 51 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy, plastic

Metal, polycarbonate, TPU
SIM

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

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

159 mm

-
Width

83 mm

-
Thickness

16 mm

-
Weight

247 g

-
Waterproof

Yes, IP68

Yes, IP68, IP69K
Dust proof

Yes, IP68

Yes, IP68, IP69K
MIL-STD-810G

-

Yes
Colors

Black

Black

Display
Display type

IPS capacitive touchscreen

IPS
Physical size

5 inches

5.84 inches
Resolution

720 x 1280 pixels

1080 x 2340 pixels
Pixel density

294 ppi

441 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, Corning Gorilla Glass 3

Scratch resisant, Corning Gorilla Glass 5
Multitouch

Yes

Yes

Main camera
Camera type

-

Quad
Main camera

13 MP, f/2.0 , 1.127 µm

48 MP, f/1.75 , 0.8 µm, 1/2"
16 MP
5 MP
Primary camera resolution

4160 x 3120 pixels

8000 x 6000 pixels
Primary camera video

720p@30fps

2160p@30fps
Primary camera flash

LED flash

dual-LED flash
Primary camera phase detection autofocus

phase detection autofocus

-
Camera features

Autofocus, continuous shooting, 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, macro-mode, night mode

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
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

-

Yes
Wi-Fi display

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C reversible connector
USB On-The-Go

Yes

Yes
Bluetooth

v4.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
NFC

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
Beidou

-

Yes

Features
Sensors

Accelerometer, compass, light, proximity

Accelerometer, altimeter, barometer, compass, fingerprint, geomagnetic, gyroscope, light, magnetometer, pedometer, proximity