Iuni i1 VS. Xiaomi Redmi 4A VS. ZTE Grand S II LTE: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: Iuni i1 VS. Xiaomi Redmi 4A VS. ZTE Grand S II LTE. The complete information of specifications to decide which to buy.

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Devices

Iuni i1

Iuni i1

View datasheet
Xiaomi Redmi 4A

Xiaomi Redmi 4A Global 32GB

View datasheet
ZTE Grand S II LTE

ZTE Grand S II LTE

View datasheet

Ki Note

Ki Cost-effectiveness
?
Cost-effectiveness
8
Cost-effectiveness
?
Cost-effectiveness
Design & Materials
8.8
6.3
5
Performance & Hardware
6.5
6.8
6.7
Camera
8.4
6.1
4.6
Connectivity
7.7
8.1
7.3
Battery
6.6
7.9
6.5

Basics

Brand

Brand
IUNI
Xiaomi
ZTE
Aliases
--
Xiaomi Hongmi 4A
--

Presentation

Unveiled
December 2015, 2 years ago
November 2016, 1 year ago
December 2014, 3 years ago
State
Not available
On Sale
Not available

Design & Materials

Structure

Size
70.3 mm
139.0 mm
9.5 mm
70.4 mm
139.5 mm
8.5 mm
77.0 mm
157.0 mm
9.1 mm
Weight
160 g
135 g
150 g
Usable surface
76 %
70 %
69 %
Materials
Plastic
Plastic
-
Resistance
-
-
-
Colors
Black

Pink

White
Champagne

Gray

Pink
Black

Screen

Diagonal
5.2"
5"
5.5"
Type
LCD IPS LTPS
LCD IPS
LCD IPS
Resolution
1080 x 1920 px
720 x 1280 px
1080 x 1920 px
Density
424 Pixels per inch
294 Pixels per inch
401 Pixels per inch
Others
  • 2.5D curved glass screen
  • 85% NTSC
  • Capacitive
  • GFF full lamination
  • Multi-touch
  • OGS (One Glass Solution)
  • Scratch resistant
  • 1000:1 contrast ratio
  • 72% NTSC
  • Capacitive
  • Color LED Notifications
  • LED Notifications
  • Multi-touch
  • Scratch resistant
  • Capacitive
  • Multi-touch

Prototypes





Prototypes
Iuni i1
Print 3D Model
Xiaomi Redmi 4A
Print 3D Model
ZTE Grand S II LTE
Print 3D Model

Photos

Photos

Performance & Hardware

Processor

Model
Qualcomm Snapdragon 801 MSM8974AB
Qualcomm Snapdragon 425 MSM8917
Qualcomm Snapdragon 801 MSM8974AB
CPU
Krait 400
ARM Cortex-A53
Krait 400
Type
Quad-Core
Quad-Core
Quad-Core
Frequency
2.3 GHz
1.4 GHz
2.3 GHz
64 Bits
No
Yes
No

Graphics

GPU
Qualcomm Adreno 330
Qualcomm Adreno 308
Qualcomm Adreno 330

RAM

RAM
2 GB
2 GB
2 GB

Antutu

Score
36.532
Overall performance better than 53% of devices
43.869
Antutu v7, Overall performance better than 64% of devices
42.378
Overall performance better than 62% of devices

Storage

Capacity
32 GB
Capacity with the OS (depends on the brand and ROM version): 25-30.8 GB
32 GB
Capacity with the OS (depends on the brand and ROM version): 25-30.8 GB
16 GB
Capacity with the OS (depends on the brand and ROM version): 9-14.8 GB
SD Slot
No
Yes
Slot for SD or second SIM card
Yes
Independent SD slot

Security

Fingerprint
No
No
No

Sensors

Sensors
  • Accelerometer
  • Compass
  • Gravity
  • Gyroscope
  • Light sensor
  • Proximity
  • Accelerometer
  • Gyroscope
  • Light sensor
  • Proximity
  • Accelerometer
  • Compass
  • Gyroscope
  • Light sensor
  • Proximity

Others

Notifications LED
No
Color LED Notifications
No

Camera

Main

Resolution
13 Mpx
13 Mpx
12.9 Mpx
Pixel size
--
--
--
Sensor
Sony IMX214 Exmor RS
Unknown Unknown
Unknown Unknown
Type
CMOS BSI
CMOS
Unknown
Aperture
f/2.0
f/2.2
Unknow
Flash
LED
Dual LED
LED
Features
  • Autofocus
  • Continuous shooting
  • Digital image stabilization
  • Digital zoom
  • Exposure compensation
  • Face detection
  • Geotagging
  • HDR
  • ISO settings
  • Panorama
  • Self-timer
  • Touch focus
  • White balance settings
  • Autofocus
  • Digital zoom
  • HDR
  • ISO settings
  • Manual focus
  • Panorama
  • Scene mode
  • White balance settings
  • Autofocus
  • Face detection
  • Geotagging
  • Touch focus
Slow Motion Video
No
30.0 fps
No
30.0 fps
No
30.0 fps
Optical Stabilisation
No
No
No

Selfie

Resolution
8 Mpx
5 Mpx
2 Mpx

Connectivity

Networks

2G
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • CDMA BC0 (800)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
3G
  • B2 (1900)
  • B5 (850)
  • B8 (900)
  • B34 (TD 2000)
  • B39 (TD 1900+)
  • B1 (2100)
  • B2 (1900)
  • B5 (850)
  • B8 (900)
  • B34 (TD 2000)
  • B39 (TD 1900+)
  • B1 (2100)
  • B2 (1900)
  • B5 (850)
  • B8 (900)
  • B34 (TD 2000)
  • B39 (TD 1900+)
4G LTE
  • B3 (1800)
  • B7 (2600)
  • B38 (TDD 2600)
  • B39 (TDD 1900)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
  • B1 (2100)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B20 (800)
  • B38 (TDD 2600)
  • B39 (TDD 1900)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
  • B3 (1800)
  • B7 (2600)
  • B8 (900)
  • B20 (800)
  • B38 (TDD 2600)
  • B39 (TDD 1900)
  • B40 (TDD 2300)
  • B41 (TDD 2500)

SIM card

Dual SIM
Dual Sim Dual Standby
Dual Sim Dual Standby
Single Sim
Type
Micro SIM
Mini SIM
Micro SIM
Nano SIM
Unknown

Wi-Fi

Wi-Fi
  • 802.11a
  • 802.11ac
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
Others
  • Dual band
  • Wi-Fi Direct
  • Wi-Fi Hotspot
  • Wi-Fi Direct
  • Wi-Fi Display
  • Dual band
  • Wi-Fi Hotspot

Bluetooth

Version
Bluetooth 4.0 LE Low energy consumption
Bluetooth 4.1 LE Low energy consumption
Bluetooth 4.0
Others
  • A2DP (Advanced Audio Distribution Profile)
  • AVRCP (Audio/Visual Remote Control Profile)
  • HID (Human Interface Profile)
  • HSP (Headset Profile)
  • LE (Low Energy)
  • MAP (Message Access Profile)
  • OPP (Object Push Profile)
  • PAN (Personal Area Networking Profile)
  • PBAP/PAB (Phone Book Access Profile)
  • SPP (Serial Port Protocol)
  • A2DP (Advanced Audio Distribution Profile)
  • HID (Human Interface Profile)
  • LE (Low Energy)
  • A2DP (Advanced Audio Distribution Profile)

Navigation

Navigation
  • A-GPS
  • Beidou
  • GPS
  • A-GPS
  • Beidou
  • GLONASS
  • GPS
  • A-GPS
  • GPS

USB

USB
  • Charging
  • Host
  • Mass Storage
  • USB On-The-Go (OTG)
  • Charging
  • USB On-The-Go (OTG)
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)

SAR

European measurement

The European Union sets a limit of 2 W/kg averaged over 10 grams of tissue.

--
0.525 W/Kg on head
1.181 W/Kg on body
--
American measurement

The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue

--
--
--

Others

Others
  • Audio Jack
  • Radio FM
  • ANT+
  • Computer sync
  • DLNA
  • OTA sync
  • Tethering.
  • Audio Jack
  • Radio FM
  • Infrared
  • OTA sync
  • Audio Jack
  • Radio FM
  • Computer sync
  • DLNA
  • OTA sync
  • Tethering.

Battery

Capacity
3000 mAh
3120 mAh
3000 mAh
Type
Li-Ion
Li-Ion
Li-Ion
Others
Non-removable
Fast Charging
Non-removable
Removable

Software

Operating System
Android 4.4.4 KitKat
MIUI V8 (Android 6.0 Marshmallow)
Android 4.3 Jelly Bean

Prices

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