BLU Grand M3 vs Energizer Ultimate U620S Pop

BLU Grand M3

Energizer Ultimate U620S Pop

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, 2100
4G network

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 12(700), 17(700), 28(700)

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 39(1900), 40(2300), 41(2500)
LTE speed

LTE, Cat4, 150 Mbps download, 51 Mbps upload

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy

Plastic, metal
SIM

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

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

149.1 mm

153.2 mm
Width

70.5 mm

74.9 mm
Thickness

9.8 mm

10.3 mm
Weight

154 g

-
Colors

Black, Gold

Black, Green, Red

Main camera
Camera type

-

Triple
Main camera

8 MP

12 MP
5 MP
2 MP
Primary camera resolution

3264 x 2448 pixels

4000 x 3000 pixels
Primary camera video

1080p@30fps

1080p@30fps
Primary camera flash

LED flash

dual-LED flash
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

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

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

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

Yes

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C 1.0 reversible connector
USB On-The-Go

-

Yes
Bluetooth

v4.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes