Jiayu S3 vs Lenovo K8 K80m vs Lenovo Vibe Shot Z90 vs Xiaomi Redmi Note 2: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: Jiayu S3 vs Lenovo K8 K80m vs Lenovo Vibe Shot Z90 vs Xiaomi Redmi Note 2. The complete information of specifications to decide which to buy.

Compare
Jiayu S3Jiayu S3Global · 3GB · 16GB · Plus
Lenovo K8 K80mLenovo K8 K80mChina · 4GB · 64GB
Lenovo Vibe Shot Z90Lenovo Vibe Shot Z90Global · 3GB · 32GB · B20
Xiaomi Redmi Note 2Xiaomi Redmi Note 2China · 2GB · 16GB
Technical data sheets

Basics
Jiayu S3
Jiayu S3
Global · 3GB · 16GB · Plus
View datasheet
vs
Lenovo K8 K80m
Lenovo K8 K80m
China · 4GB · 64GB
View datasheet
vs
Lenovo Vibe Shot Z90
Lenovo Vibe Shot Z90
Global · 3GB · 32GB · B20
View datasheet
vs
Xiaomi Redmi Note 2
Xiaomi Redmi Note 2
China · 2GB · 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
8.0
110 reviews
7.0
7 reviews
7.9
24 reviews
8.2
258 reviews

Technical specifications of the Jiayu S3 vs Lenovo K8 K80m vs Lenovo Vibe Shot Z90 vs Xiaomi Redmi Note 2

Specs Jiayu S3 price comparison Jiayu S3
Global · 3GB · 16GB · Plus 		Lenovo K8 K80m price compare Lenovo K8 K80m
China · 4GB · 64GB 		Lenovo Vibe Shot Z90 price comparison Lenovo Vibe Shot Z90
Global · 3GB · 32GB · B20 		stores to buy Xiaomi Redmi Note 2 Xiaomi Redmi Note 2
China · 2GB · 16GB
Inches 5.5" 5.5" 5" 5.5"
Resolution FHD FHD FHD FHD
Usable surface 72% useful 71% useful 69% useful 72% useful
Aspect Ratio 16:9 16:9 16:9 16:9
Dimensions 75.5 mm
152.0 mm
8.9 mm 		77.4 mm
150.0 mm
8.5 mm 		70.0 mm
142.7 mm
7.8 mm 		76.0 mm
152.0 mm
8.3 mm
Weight 158 g 146 g 148 g 160 g
Micro MT6753
Octa-Core 		Atom Z3560
Quad-Core 		SnapD. 615
Octa-Core 		Helio X10
Octa-Core
RAM 3 GB RAM 4 GB RAM 3 GB RAM 2 GB RAM
Storage 16 GB 64 GB 32 GB 16 GB
AnTuTu 31.390
v5 		43.748
v? 		38.052
v? 		48.022
v?
Battery 3000 mAh 4000 mAh 3000 mAh 3060 mAh
Main Camera 1
13 Mpx · ƒ/2.0
IMX214 Exmor RS
1
13 Mpx · ƒ/2.2

1
15.9 Mpx · ƒ/2.0

1
13 Mpx · ƒ/2.2
5K3M2
Selfie Camera SELF 5 Mpx · ƒ/-- SELF 5 Mpx · ƒ/-- SELF 8 Mpx · ƒ/-- SELF 5 Mpx · ƒ/--
Bands
OS Android 5.0 Lollipop Android 4.4 KitKat Android 5.0 Lollipop Android 5.0 Lollipop

Brand
Brand Jiayu Lenovo Lenovo Xiaomi
Aliases -- -- -- --

Release Date
Release date July 2014,
9 years ago 		January 2015,
9 years ago 		March 2015,
9 years ago 		August 2015,
8 years ago
State Not available Not available Not available Not available
Market Global China Global China

Design & Materials

Structure

Jiayu S3
Lenovo K8 K80m
Lenovo Vibe Shot Z90
Xiaomi Redmi Note 2
Jiayu S3
Lenovo K8 K80m
Lenovo Vibe Shot Z90
Xiaomi Redmi Note 2
Size
75.5 mm • 152.0 mm • 8.9 mm
See more details
 Print 3D Model
77.4 mm • 150.0 mm • 8.5 mm
See more details
 Print 3D Model
70.0 mm • 142.7 mm • 7.8 mm
See more details
 Print 3D Model
76.0 mm • 152.0 mm • 8.3 mm
See more details
 Print 3D Model
Weight 158 g 146 g 148 g 160 g
Usable surface 72 % 71 % 69 % 72 %
Materials Plastic Plastic Plastic, Aluminium alloy, Glass Plastic
Resistance - - - -
Colors
Black

Silver
Black

Silver

Red
Red

Gray
Black

White

Blue

Pink

Brown

Screen
Diagonal 5.5" 5.5" 5" 5.5"
Type LCD IPS LCD IPS LCD IPS LCD IPS
Aspect Ratio 16:9 16:9 16:9 16:9
Resolution FHD
1080 x 1920 px 		FHD
1080 x 1920 px 		FHD
1080 x 1920 px 		FHD
1080 x 1920 px
Density 401 Pixels per inch 401 Pixels per inch 441 Pixels per inch 401 Pixels per inch

Others

Others
  • Without Notch
  • OGS (One Glass Solution)
  • Corning Gorilla Glass 3
  • Without Notch
  • Capacitive
  • Without Notch
  • 1500:1 contrast ratio
  • NTSC
  • 100% NTSC
  • Scratch resistant
  • Corning Gorilla Glass 3
  • Capacitive
  • Multi-touch
  • Without Notch
  • LED Notifications
  • OGS (One Glass Solution)
  • Full Lamination Technology
  • Capacitive
  • Multi-touch
  • Viewing angle - 178°

User reviews

Is it a drop-resistant and scratch-resistant smartphone?
7.9
7.3
7.6
7.3
Do you think it's a nice phone?
7.8
6.6
9.1
8.1
Is it comfortable?
8.1
7.3
8.6
8.1
Can you see it well in the sunlight?
7.6
8.1
7.9
7.3
Number of reviews
110 reviews
7 reviews
24 reviews
258 reviews

Performance & Hardware

Processor
Model MediaTek MT6753 (1.3GHz) Intel Atom Z3560 Qualcomm Snapdragon 615 MSM8939 MediaTek Helio X10 2.0 (MT6795)
CPU 8x Cortex-A53 1.3 GHz Intel Silvermont 4x Cortex-A53 1.7 GHz + 4x Cortex-A53 1.0 GHz 8x Cortex-A53 2.0 GHz
Type Octa-Core Quad-Core Octa-Core Octa-Core
Manufacturing 28 nm 22 nm 28 nm 28 nm
64 Bits Yes Yes Yes Yes

Graphics
GPU ARM Mali-T720 MP3 PowerVR G6430 Qualcomm Adreno 405 PowerVR G6200 700MHz

RAM
RAM 3 GB 4 GB 3 GB 2 GB
Type -- -- -- --

Antutu
Score
31.390
Antutu v5
Overall performance better than 12% of devices
See more details
43.748
Antutu v?
Overall performance better than 14% of devices
See more details
38.052
Antutu v?
Overall performance better than 35% of devices
See more details
48.022
Antutu v?
Overall performance better than 8% of devices
See more details

Storage
Capacity 16 GB 64 GB 32 GB 16 GB
Type -- -- -- --
SD Slot Yes ,
Independent SD slot 		No Yes ,
Independent SD slot 		Yes ,
Independent SD slot

Security
Fingerprint No No No No

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

Audio

Audio
-
-
-
-

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

User reviews

Does it have good sound?
7.0
7.9
8.4
7.9
Does it work smoothly in everyday use?
8.6
8.1
7.8
8.6
What's your experience been with demanding games?
7.9
6.9
7.3
7.9
Number of reviews
110 reviews
7 reviews
24 reviews
258 reviews

Camera

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

Standard

Standard

Standard

Standard
Resolution 13 Mpx 13 Mpx 15.9 Mpx 13 Mpx
Sensor Sony IMX214 Exmor RS Unknown Unknown Samsung 5K3M2
Type CMOS CMOS CMOS BSI ISOCELL
Aperture ƒ/ 2.0 ƒ/ 2.2 ƒ/ 2.0 ƒ/ 2.2
ISO -- -- 100 - 1600 --
Pixel size 1.12 µm -- -- 1.13 µm
Pixel Binning -- -- -- --
Sensor size 1/3.06" -- -- 1/3.06"

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

Selfie
SELF
Camera type

Dedicated

Dedicated

Dedicated

Dedicated
Resolution 5 Mpx 5 Mpx 8 Mpx 5 Mpx
Sensor Unknown Unknown Unknown Unknown
Type -- -- -- --
Aperture ƒ/ -- ƒ/ -- ƒ/ -- ƒ/ --
Pixel size -- -- -- --
Pixel Binning -- -- -- --
Sensor size -- -- -- --
Others
--
--
--
--

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

User reviews

Quality of daytime photos
8.1
8.3
9.4
8.3
Quality of nighttime photos
6.3
7.3
7.8
6.2
Quality of selfies
6.8
6.3
8.8
7.2
Does it have a powerful flash?
7.9
8.6
8.8
7.6
Number of reviews
110 reviews
7 reviews
24 reviews
258 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)
  • B39 (TDD 1900)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
  • B1 (2100)
  • B3 (1800)
  • B7 (2600)
  • B8 (900)
  • B20 (800)
  • B1 (2100)
  • B3 (1800)
  • B7 (2600)
  • B38 (TDD 2600)
  • B39 (TDD 1900)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
3G
  • B1 (2100)
  • B2 (1900)
  • B8 (900)
  • B33 (TD 1900)
  • B34 (TD 2000)
  • B1 (2100)
  • B5 (850)
  • B8 (900)
  • B33 (TD 1900)
  • B34 (TD 2000)
  • B1 (2100)
  • B2 (1900)
  • B5 (850)
  • B8 (900)
  • B1 (2100)
  • B2 (1900)
  • B5 (850)
  • B8 (900)
  • B34 (TD 2000)
  • B39 (TD 1900+)
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)
  • B8 (900)

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

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

Bluetooth
Version Bluetooth 4.0 Bluetooth 4.0 Bluetooth 4.1 LE Low energy consumption Bluetooth 4.0 LE Low energy consumption
Others
  • A2DP (Advanced Audio Distribution Profile)
  • A2DP (Advanced Audio Distribution Profile)
  • A2DP (Advanced Audio Distribution Profile)
  • LE (Low Energy)
  • A2DP (Advanced Audio Distribution Profile)
  • LE (Low Energy)

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

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

SAR
European measurement

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

 -- -- 0.523 W/Kg on head
0.595 W/Kg on body 		0.342 W/Kg on head
0.452 W/Kg on body
American measurement

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

 -- -- 0.739 W/Kg on head
1.077 W/Kg on body 		-- W/Kg on head
1.490 W/Kg on body

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

User reviews

Does it have good coverage for calls?
8.2
7.4
8.5
8.5
Quality of the GPS
7.9
8.7
8.4
8.3
And the WiFi?
8.4
6.9
8.4
8.6
Number of reviews
110 reviews
7 reviews
24 reviews
258 reviews

Battery

Battery
Capacity
3000 mAh
See more details
4000 mAh
See more details
3000 mAh
See more details
3060 mAh
See more details
Type Li-Ion Li-Polymer Li-Polymer Li-Ion Polymer
Fast charge No No No No
Others
  • Removable
  • Non-removable
  • Non-removable
  • Removable

User reviews

How long does the battery last?
  • 2%
    Less than half day
  • 10%
    Less than a day
  • 40%
    One day
  • 43%
    More than one day
  • 5%
    Two days or more
  • 14%
    Less than half day
  • 14%
    Less than a day
  • 57%
    One day
  • 14%
    More than one day
  • 14%
    Two days or more
  • 0%
    Less than half day
  • 21%
    Less than a day
  • 50%
    One day
  • 29%
    More than one day
  • 0%
    Two days or more
  • 8%
    Less than half day
  • 25%
    Less than a day
  • 40%
    One day
  • 25%
    More than one day
  • 3%
    Two days or more
Number of reviews
110 reviews
7 reviews
24 reviews
258 reviews

Software

Software
Operating System
  • Android 5.1 Lollipop
    Android 5.0 Lollipop, 9 years ago
  • Android 4.4.4 KitKat
    Android 4.4 KitKat, 10 years ago
  • Android 5.0.2 Lollipop
    Android 5.0 Lollipop, 9 years ago
  • MIUI V7 (Android 5.0.2 Lollipop)
    Android 5.0 Lollipop, 9 years ago
Google Services (official) Yes No Yes No

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
  • 14%
    It comes with a clean operating system
  • 71%
    It has preinstalled apps but they don't bother me
  • 14%
    It has preinstalled apps that I can't uninstall
  • 5%
    It comes with a clean operating system
  • 73%
    It has preinstalled apps but they don't bother me
  • 23%
    It has preinstalled apps that I can't uninstall
  • 11%
    It comes with a clean operating system
  • 77%
    It has preinstalled apps but they don't bother me
  • 12%
    It has preinstalled apps that I can't uninstall
Do you regularly receive updates?
  • 50%
    Never
  • 21%
    Once a year
  • 21%
    Every six months
  • 9%
    Every two months or less
  • 71%
    Never
  • 14%
    Once a year
  • 14%
    Every six months
  • 0%
    Every two months or less
  • 21%
    Never
  • 21%
    Once a year
  • 47%
    Every six months
  • 11%
    Every two months or less
  • 11%
    Never
  • 7%
    Once a year
  • 26%
    Every six months
  • 56%
    Every two months or less
Number of reviews
110 reviews
7 reviews
24 reviews
258 reviews
Prices
Prices unavailable
Prices unavailable
Prices unavailable
Prices unavailable