Ulefone Tab A7 vs Vertex Impress Vega

Ulefone Tab A7

Vertex Impress Vega

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 900, 2100
4G network

LTE frequency band 1, 2, 3, 5, 7, 8, 20

LTE frequency band 1(2100), 3(1800), 7(2600), 18(800)
HSDPA speed

21.1 Mbps

-
HSUPA speed

5.76 Mbps

-
LTE speed

LTE, Cat4, 301 Mbps download, 102 Mbps upload

LTE, Cat4, 150 Mbps download, 51 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Main camera
Camera type

Single

Dual
Main camera

13 MP, f/2.2 , 1/4" , 1.4 µm

13 MP
0.3 MP
Primary camera resolution

4160 x 3120 pixels

4160 x 3120 pixels
Primary camera video

4K@30fps, 1080p@30fps

720p@30fps
Primary camera flash

LED flash

dual-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

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

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac

Wi-Fi 802.11b, 802.11g, 802.11n
WLAN WiFi Hotspot

Wi-Fi hotspot

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

Dual-band

-
USB

Type-C 2.0

microUSB 2.0
USB On-The-Go

Yes

-
Bluetooth

v5.0

v4.0
Bluetooth A2DP

A2DP

Yes
bluetooth LE

LE

-
NFC

No

Yes
GPS

Yes

Yes, with A-GPS
GLONASS

Yes

-
BDS

Yes

-