QMobile E1 vs ZTE N721

Compare recorded specifications, size and practical differences.

QMobile E1

Replace E1

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ZTE N721

Replace N721

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

WidthN721: 15.8 mm narrowerN721: 56.2 mm · E1: 72 mm
Screen diagonalN721: 2.2 in smaller diagonalN721: 2.8 in · E1: 5 in
DepthE1: 5.3 mm thinnerE1: 8.9 mm · N721: 14.2 mm
HeightN721: 37.8 mm shorterN721: 106 mm · E1: 143.8 mm
Release year2017 / 2011E1: 2017 · N721: 2011

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

Front

Side

1. E1
Height
143.8 mm
Width
72 mm
Depth
8.9 mm

Weight
Unknown
2. N721
Height
106 mm
Width
56.2 mm
Depth
14.2 mm

Weight
105 g

Specifications

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Everyday essentials

Everyday essentials
Specification	E1	N721
Dimensions (HxWxD)	143.8 Х 72 Х 8.9 mm	106 Х 56.2 Х 14.2 mm
Weight	0 g	105 g
Technology	IPS LCD	TFT
Screen size	5" inch	2.8" inch
Screen resolution	720 x 1280 px	240 x 320 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	16 GB 3 GB RAM	150 MB
Memory card support	microSD up to 128 GB	microSD up to 32 GB (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.	4000 mAh Removable Li-Po	1100 mAh Removable Li-Ion
Operating system OS	Android 6.0 (Marshmallow)	Android OS
Chipset	Mediatek MT6735P (28 nm)	Unknown
Headphone jack	Yes	Yes

Display

Display
Specification	E1	N721
Touchscreen	capacitive touchscreen	touchscreen
Display colors	16M	256K
Screen area	68.9 cm2	24.3 cm2
Screen format	16:9 (height:width)	4:3 (height:width)
Screen to body ratio	66.6%	40.8%
PPI /points per inch/	294 PPI	143 PPI

Camera and Video

Camera and Video
Specification	E1	N721
Rear camera, main	8 MP Single	2 MP Single
Camera specs	8 MP AF f/2.2	2 MP
Functions	LED flash	Unknown
Video	1080p@30fps	Yes
Front camera, selfie	5 MP Single	0 MP,
Specifications	5 MP f/2.4	Unknown

Performance

Performance
Specification	E1	N721
Processor CPU	Quad-core 1.0 GHz Cortex-A53	Unknown
Graphics processor GPU	Mali-T720MP2	Unknown

General specs

General specs
Specification	E1	N721
Release date	2017 January	2011
Colors	Black Gold	Black
Battery life	Unknown	Stand by time- Up to 250 h Talking time- Up to 4 h 10 min

Communication and Connectivity

Communication and Connectivity
Specification	E1	N721
SIM card	Dual SIM (Micro-SIM dual stand-by)	Mini-SIM
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 2100 -4G - LTE band 3(1800) 5(850)	Show all network frequencies: -2G - GSM 900 / 1800
Speed	HSPA 42.2/11.5 Mbps LTE Cat4 150/50 Mbps	HSPA 7.2/0.384 Mbps
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n Wi-Fi Direct hotspot	Wi-Fi 802.11 b/g
GPS	Yes with A-GPS	Yes with A-GPS
USB	microUSB 2.0	microUSB 2.0
Bluetooth	4.0 A2DP	2.1
Harmful irradiation	Unknown	SAR EU - 0.73 W/kg (head)

Music and Audio

Music and Audio
Specification	E1	N721
Radio	FM radio	Unknown

Other features

Other features
Specification	E1	N721
Dop	Sensors Accelerometer proximity compass	Sensors Accelerometer MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input