IUNI U2 vs Jiayu S3 vs No.1 N3 vs OnePlus One: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: IUNI U2 vs Jiayu S3 vs No.1 N3 vs OnePlus One. The complete information of specifications to decide which to buy.

Compare
IUNI U2IUNI U2China · 3GB · 32GB
Jiayu S3Jiayu S3Global · 3GB · 16GB · Advanced
No.1 N3No.1 N3Global · 1GB · 8GB
OnePlus OneOnePlus OneGlobal · 3GB · 16GB
Technical data sheets

Basics
IUNI U2
IUNI U2
China · 3GB · 32GB
View datasheet
vs
Jiayu S3
Jiayu S3
Global · 3GB · 16GB · Advanced
View datasheet
vs
No.1 N3
No.1 N3
Global · 1GB · 8GB
View datasheet
vs
OnePlus One
OnePlus One
Global · 3GB · 16GB
View datasheet
vs

Score
Ki Cost-effective
Score		 -- Not available -- Not available -- Not available -- Not available
Design and Screen score --Design & Materials --Design & Materials --Design & Materials --Design & Materials
Performance and Hardware score --Performance & Hardware --Performance & Hardware --Performance & Hardware --Performance & Hardware
Camera score --Camera --Camera --Camera --Camera
Connectivity score -- Connectivity -- Connectivity -- Connectivity -- Connectivity
Battery score --Battery --Battery --Battery --Battery

User reviews
User score
--
2 reviews
8.0
107 reviews
--
No user reviews
9.0
299 reviews

Technical specifications of the IUNI U2 vs Jiayu S3 vs No.1 N3 vs OnePlus One

Specs IUNI U2 price compare IUNI U2
China · 3GB · 32GB 		Jiayu S3 prices Jiayu S3
Global · 3GB · 16GB · Advanced 		No.1 N3 prices No.1 N3
Global · 1GB · 8GB 		OnePlus One price comparison OnePlus One
Global · 3GB · 16GB
Inches 4.7" 5.5" 5.7" 5.5"
Resolution FHD FHD HD FHD
Usable surface 68% useful 72% useful 74% useful 71% useful
Aspect Ratio 16:9 16:9 16:9 16:9
Dimensions 65.0 mm
136.9 mm
10.2 mm 		75.5 mm
152.0 mm
8.9 mm 		79.2 mm
151.2 mm
8.0 mm 		75.9 mm
152.9 mm
9.0 mm
Weight 145 g 158 g 168 g 162 g
Micro SnapD. 800
Quad-Core 		MT6752
Octa-Core 		MT6589
Quad-Core 		SnapD. 801
Quad-Core
RAM 3 GB RAM 3 GB RAM 1 GB RAM 3 GB RAM
Storage 32 GB 16 GB 8 GB 16 GB
AnTuTu 39.110
v? 		41.428
v? 		13.336
v? 		46.219
v?
Battery 2200 mAh 3000 mAh 2800 mAh 3100 mAh
Main Camera 1
16 Mpx · ƒ/2.2
OV16825
1
13 Mpx · ƒ/2.0
IMX214 Exmor RS
1
12.6 Mpx · Unknow

1
13 Mpx · ƒ/2.0
IMX214 Exmor RS
Selfie Camera SELF 4.1 Mpx · ƒ/-- SELF 5 Mpx · ƒ/-- SELF 5 Mpx · ƒ/-- SELF 5 Mpx · ƒ/--
Bands
OS Android 4.1 Jelly Bean Android 4.4 KitKat Android 4.1 Jelly Bean Android 6.0 Marshmallow

Brand
Brand IUNI Jiayu NO.1 OnePlus
Aliases -- -- -- --

Release Date
Release date January 2014,
12 years ago 		July 2014,
11 years ago 		December 2013,
12 years ago 		April 2014,
12 years ago
State Not available Not available Not available Not available
Market China Global Global Global

Design & Materials

Structure

IUNI U2
Jiayu S3
No.1 N3
OnePlus One
IUNI U2
Jiayu S3
No.1 N3
OnePlus One
Size
65.0 mm • 136.9 mm • 10.2 mm
See more details
 Print 3D Model
75.5 mm • 152.0 mm • 8.9 mm
See more details
 Print 3D Model
79.2 mm • 151.2 mm • 8.0 mm
See more details
 Print 3D Model
75.9 mm • 152.9 mm • 9.0 mm
See more details
 Print 3D Model
Weight 145 g 158 g 168 g 162 g
Usable surface 68 % 72 % 74 % 71 %
Materials Aluminium alloy Plastic Leather Magnesium alloy
Resistance - - - -
Colors
Black
Silver
Green
Black
Silver
Black
White
Black
White

Screen
Diagonal 4.7" 5.5" 5.7" 5.5"
Type LCD IPS LCD IPS LCD IPS LCD IPS • JDI
Aspect Ratio 16:9 16:9 16:9 16:9
Resolution FHD
1080 x 1920 px 		FHD
1080 x 1920 px 		HD
720 x 1280 px 		FHD
1080 x 1920 px
Density 469 Pixels per inch 401 Pixels per inch 258 Pixels per inch 401 Pixels per inch

Others

Others
  • Without Notch
  • Capacitive
  • Multi-touch
  • LTPS (Low Temperature PolySilicon silicon)
  • Without Notch
  • OGS (One Glass Solution)
  • Corning Gorilla Glass 3
  • Without Notch
  • OGS (One Glass Solution)
  • Capacitive
  • Multi-touch
  • Without Notch
  • Color LED Notifications
  • Scratch resistant
  • Corning Gorilla Glass 3
  • Capacitive
  • Multi-touch
  • TOL panel - Touch On Lens

User reviews

Is it a drop-resistant and scratch-resistant smartphone?
--
7.8
--
8.0
Do you think it's a nice phone?
--
7.8
--
8.8
Is it comfortable?
--
8.1
--
8.4
Can you see it well in the sunlight?
--
7.6
--
7.8
Number of reviews
--
107 reviews
--
299 reviews

Performance & Hardware

Processor
Model Qualcomm Snapdragon 800 MSM8974 MediaTek MT6752 MediaTek MT6589T Qualcomm Snapdragon 801 MSM8974AC
CPU 4x Krait 400 2.3 GHz 8x Cortex-A53 1.7 GHz 4x Cortex-A7 1.5 GHz 4x Krait 400 2.5 GHz
Type Quad-Core Octa-Core Quad-Core Quad-Core
Manufacturing 28 nm 28 nm 28 nm 28 nm
64 Bits No Yes No No

Graphics
GPU Qualcomm Adreno 330 ARM Mali-T760 PowerVR SGX544 Qualcomm Adreno 330

RAM
RAM 3 GB 3 GB 1 GB 3 GB
Type -- -- -- --

Antutu
Score
39.110
Antutu v?
Overall performance better than 47% of devices
See more details
41.428
Antutu v?
Overall performance better than 46% of devices
See more details
13.336
Antutu v?
Overall performance better than 50% of devices
See more details
46.219
Antutu v?
Overall performance better than 48% of devices
See more details

Storage
Capacity 32 GB 16 GB 8 GB 16 GB
Type -- -- -- --
SD Slot No Yes ,
Independent SD slot 		Yes ,
Independent SD slot 		No

Security
Fingerprint No No No No

Sensors
Sensors
  • Proximity
  • Light sensor
  • Accelerometer
  • Compass
  • Proximity
  • Light sensor
  • Gyroscope
  • Hall
  • Magnetometer
  • Proximity
  • Light sensor
  • Accelerometer
  • Compass
  • Proximity
  • Light sensor
  • Accelerometer
  • Compass
  • Gyroscope

Audio

Audio
-
-
-
-

Others
Notifications LED -- -- -- Color LED Notifications
Cooling system No No No No
Gaming buttons No No No No

User reviews

Does it have good sound?
--
7.0
--
8.7
Does it work smoothly in everyday use?
--
8.6
--
9.3
What's your experience been with demanding games?
--
7.8
--
8.9
Number of reviews
--
107 reviews
--
299 reviews

Camera

Main
No. of cameras Rear camera Rear camera Rear camera Rear camera
1
Camera type

Standard

Standard

Standard

Standard
Resolution 16 Mpx 13 Mpx 12.6 Mpx 13 Mpx
Aperture ƒ/ 2.2 ƒ/ 2.0 Unknow ƒ/ 2.0
Optical zoom -- -- -- --
View angle -- -- -- --
Sensor Omnivision OV16825 Sony IMX214 Exmor RS Unknown Sony IMX214 Exmor RS
Type CMOS BSI 2 CMOS Unknown CMOS
ISO 100 - 1600 -- -- --
Pixel size 1.34 µm 1.12 µm -- 1.12 µm
Pixel Binning 1-4 (2x2) -- -- --
Sensor size 1/2.3" 1/3.06" -- 1/3.06"

Features
Flash LED Dual LED LED Dual LED
Optical Stabilisation No No No No
Slow Motion Video Yes,
60 fps 		No,
30 fps 		No,
30 fps 		Yes,
120 fps
Others
  • Digital zoom
  • Digital image stabilization
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer
  • Digital zoom
  • Autofocus
  • Manual focus
  • Scene mode
  • Autofocus
  • Touch focus
  • Geotagging
  • Face detection
  • Autofocus
  • Touch focus
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation

Selfie
SELF
Camera type

Dedicated

Dedicated

Dedicated

Dedicated
Resolution 4.1 Mpx 5 Mpx 5 Mpx 5 Mpx
Aperture ƒ/ -- ƒ/ -- ƒ/ -- ƒ/ --
Optical zoom -- -- -- --
View angle -- -- -- --
Sensor Unknown Unknown Unknown Unknown
Type -- -- -- --
Pixel size -- -- -- --
Pixel Binning -- -- -- --
Sensor size -- -- -- --
Others
--
--
--
--

DxOMark Score
DxOMark Score -- -- -- --

User reviews

Quality of daytime photos
--
8.2
--
8.7
Quality of nighttime photos
--
6.3
--
6.9
Quality of selfies
--
6.8
--
7.8
Does it have a powerful flash?
--
7.9
--
8.0
Number of reviews
--
107 reviews
--
299 reviews

Connectivity

Network compatibility

5G -- -- -- --
4G LTE --
  • B3 (1800)
  • B7 (2600)
  • B20 (800)
  • B39 (TDD 1900)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
 --
  • B1 (2100)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B7 (2600)
  • B17 (700)
  • B38 (TDD 2600)
  • B39 (TDD 1900)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
3G
  • B1 (2100)
  • B8 (900)
  • B1 (2100)
  • B2 (1900)
  • B8 (900)
  • B33 (TD 1900)
  • B34 (TD 2000)
  • B1 (2100)
  • B5 (850)
  • B1 (2100)
  • B2 (1900)
  • B4 (1700/2100 AWS A-F)
  • B5 (850)
  • B8 (900)
2G
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)

SIM card
Dual SIM Single Sim Dual Sim Dual Standby Dual Sim Dual Standby Single Sim
Type
  • Micro SIM
  • Micro SIM
  • Micro SIM
  • Unknown
  • Unknown
  • Micro SIM

Wi-Fi
Wi-Fi
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11ac
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11ac
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11ac
Others
  • Wi-Fi Hotspot
  • Dual band
  • Wi-Fi Hotspot
  • Dual band
  • Wi-Fi Hotspot
  • Wi-Fi Direct
  • Wi-Fi Display

Bluetooth
Version Bluetooth 4.0 Bluetooth 4.0 Bluetooth 2.0 Bluetooth 4.1
Others
  • A2DP (Advanced Audio Distribution Profile)
  • A2DP (Advanced Audio Distribution Profile)
  • A2DP (Advanced Audio Distribution Profile)
  • A2DP (Advanced Audio Distribution Profile)

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

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

 -- -- -- 0.290 W/Kg on head
0.440 W/Kg on body
American measurement

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

 -- -- W/Kg on head
0.320 W/Kg on body 		-- 0.620 W/Kg on head
0.750 W/Kg on body

Others
Others
  • Audio Jack
  • Computer sync
  • OTA sync
  • Tethering.
  • NFC
  • Audio Jack
  • Radio FM
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.
  • NFC
  • Audio Jack
  • Computer sync
  • OTA sync
  • Tethering.
  • DLNA

User reviews

Does it have good coverage for calls?
--
8.2
--
8.5
Quality of the GPS
--
7.9
--
8.7
And the WiFi?
--
8.4
--
8.8
Number of reviews
--
107 reviews
--
299 reviews

Battery

Battery
Capacity
2200 mAh
See more details
3000 mAh
See more details
2800 mAh
See more details
3100 mAh
See more details
Type Li-Polymer Li-Ion Li-Ion Li-Polymer
Fast charge No No No No
Others
  • Non-removable
  • Removable
  • Removable
  • Non-removable

User reviews

How long does the battery last?
--
  • 2%
    Less than half day
  • 10%
    Less than a day
  • 42%
    One day
  • 42%
    More than one day
  • 5%
    Two days or more
--
  • 1%
    Less than half day
  • 14%
    Less than a day
  • 39%
    One day
  • 43%
    More than one day
  • 3%
    Two days or more
Number of reviews
--
107 reviews
--
299 reviews

Software

Software
Operating System
  • IUNI (Android 4.3 Jelly Bean)
    Android 4.1 Jelly Bean, 14 years ago
  • Android 4.4
    Android 4.4 KitKat, 12 years ago
  • Android 4.2 Jelly Bean
    Android 4.1 Jelly Bean, 14 years ago
  • Android 6.0.1 Marshmallow
    Android 6.0 Marshmallow, 10 years ago
Google Services Without Google Mobile services With Google Mobile Services With Google Mobile Services With Google Mobile Services

User reviews

Did it come with preinstalled applications?
--
  • 22%
    It comes with a clean operating system
  • 62%
    It has preinstalled apps but they don't bother me
  • 16%
    It has preinstalled apps that I can't uninstall
--
  • 36%
    It comes with a clean operating system
  • 61%
    It has preinstalled apps but they don't bother me
  • 3%
    It has preinstalled apps that I can't uninstall
Do you regularly receive updates?
--
  • 48%
    Never
  • 21%
    Once a year
  • 21%
    Every six months
  • 9%
    Every two months or less
--
  • 6%
    Never
  • 11%
    Once a year
  • 54%
    Every six months
  • 29%
    Every two months or less
Number of reviews
--
107 reviews
--
299 reviews
Prices
Prices unavailable
Prices unavailable
Prices unavailable
Prices unavailable