BLU J7L vs BLU Vivo XI

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

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

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 12, 17, 28

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 28(700), 66(1700/2100)
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

11 Mbps
LTE speed

LTE

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

Yes

Yes
EDGE

Yes

Yes

Design
Build

-

Aluminium alloy, plastic
SIM

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

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

155 mm

149 mm
Width

74.7 mm

72.9 mm
Thickness

10.9 mm

7.9 mm
Weight

173 g

187 g
Colors

Black, Blue, Tan, Violet

Black, Silver

Main camera
Camera type

Single

Dual
Main camera

8 MP

16 MP, f/2.0 , 1/3" , 1.10 µm
5 MP, 1/5" , 1.12 µm
Primary camera resolution

-

4608 x 3456 pixels
Primary camera video

1080p@30fps

1080p@30fps
Primary camera flash

LED flash

LED flash
Primary camera phase detection autofocus

-

phase detection autofocus
Camera features

-

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 802.11b, 802.11g, 802.11n

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

microUSB 2.0
Bluetooth

v4.0

v4.1
Bluetooth A2DP

Yes

Yes
NFC

No

-
GPS

Yes, with A-GPS

Yes, with A-GPS