Lenovo S660 vs Lenovo Sisley S90

Key Specs

Battery
Battery	3000 mAh	2300 mAh
Display
Display	4.7 inches (11.94 cm)	5.0 inches (12.7 cm)
Front Camera
Front Camera	0.3 MP	8 MP
Processor
Processor	MediaTek MT6582	Qualcomm Snapdragon 410 MSM8916
RAM
RAM	1 GB	2 GB
Rear Camera
Rear Camera	8 MP	13 MP

Battery

Capacity
Capacity	3000 mAh	2300 mAh
Removable
Removable	Yes	No
Standby time
Standby Time	Up to 800 Hours(3G) / Up to 840 Hours(2G)	Up to 444 Hours(4G) / Up to 516 Hours(3G) / Up to 360 Hours(2G)
TalkTime
TalkTime	Up to 20 Hours(3G) / Up to 36 Hours(2G)	Up to 18 Hours(3G) / Up to 27 Hours(2G)
Type
Type	Li-Polymer	Li-Polymer

Design

Colours
Colours	Black	Gold, Grey, Pink, Silver
Height
Height	137 mm	146 mm
Thickness
Thickness	10 mm	6.9 mm
Weight
Weight	151 grams	129 grams
Width
Width	68.8 mm	71.7 mm

Display

Display Type
Display Type	IPS LCD	Super AMOLED
Pixel Density
Pixel Density	234 ppi	294 ppi
Resolution
Resolution	540x960 px	720x1280 px (HD)
Screen Size
Screen Size	4.7 inches (11.94 cm)	5.0 inches (12.7 cm)
Screen to Body Ratio (calculated)
Screen to Body Ratio (calculated)	64.46 %	65.68 %
Touch Screen
Touch Screen	Yes, Capacitive Touchscreen, Multi-touch	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Camera Features
Camera Features	Fixed Focus	Fixed Focus
Resolution
Resolution	0.3 MP, Primary Camera	8 MP, Primary Camera
Sensor
Sensor	-	BSI Sensor

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General

Brand
Brand	Lenovo	Lenovo
Custom UI
Custom UI	-	VIBE UI
Launch Date
Launch Date	April 14, 2014 (Official)	February 4, 2015 (Official)
Operating System
Operating System	Android v4.2 (Jelly Bean)	Android v4.4.4 (Kitkat)

Main Camera

Autofocus
Autofocus	Yes	Yes
Camera Features
Camera Features	Digital Zoom Face detection Touch to focus	Digital Zoom Touch to focus
Camera Setup
Camera Setup	Single	Single
Flash
Flash	Yes, LED Flash	Yes, LED Flash
Image Resolution
Image Resolution	3264 x 2448 Pixels	4128 x 3096 Pixels
Resolution
Resolution	8 MP, Primary Camera	13 MP, Primary Camera
Shooting Modes
Shooting Modes	High Dynamic Range mode (HDR)	High Dynamic Range mode (HDR)
Video Recording
Video Recording	1920x1080 fps	1920x1080 @ 30 fps

Multimedia

Audio Jack
Audio Jack	3.5 mm	3.5 mm
FM Radio
FM Radio	Yes	Yes
Loudspeaker
Loudspeaker	Yes	Yes

Network & Connectivity

Bluetooth
Bluetooth	Yes, v4.0	Yes, v4.0
GPS
GPS	Yes with A-GPS	Yes with A-GPS
NFC
NFC	-	Yes
Network Support
Network Support	5G Not Supported in India, 3G, 2G	5G Not Supported in India, 4G Not Supported in India, 3G, 2G
SIM 1
SIM 1	3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz 3G Speed: HSDPA 21 Mbit/s ↓, HSUPA 5.76 Mbit/s ↑ GPRS: Available EDGE: Available	4G Bands: FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 800(band 20) 3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz 4G Speed: 50 Mbit/s ↑ 150 Mbit/s ↓ (LTE category 4) GPRS: Available EDGE: Available
SIM 2
SIM 2	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz
SIM Size
SIM Size	-	SIM1: Micro
SIM Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
USB Connectivity	microUSB 2.0	USB 2.0, microUSB 2.0
Wi-Fi
Wi-Fi	Yes, Wi-Fi 4 (802.11 b/g/n)	Yes, Wi-Fi 4 (802.11 b/g/n)
Wi-Fi Features
Wi-Fi Features	Mobile Hotspot	Mobile Hotspot

Performance

Architecture
Architecture	-	64 bit
CPU
CPU	Quad core, 1.3 GHz	Quad core, 1.2 GHz, Cortex A53
Chipset
Chipset	MediaTek MT6582	Qualcomm Snapdragon 410 MSM8916
Graphics
Graphics	Mali-400 MP2	Adreno 306

Sensors

Other Sensors
Other Sensors	Proximity sensor, Accelerometer	Light sensor, Proximity sensor, Accelerometer

Storage

Expandable Memory
Expandable Memory	Yes, Up to 32 GB	No
Internal Memory
Internal Memory	8 GB	32 GB