Lenovo S820 8gb vs Lenovo Vibe X2

Key Specs

Battery
Battery	2000 mAh	2300 mAh
Display
Display	4.7 inches (11.94 cm)	5.0 inches (12.7 cm)
Front Camera
Front Camera	2 MP	5 MP
Processor
Processor	MediaTek MT6589	MediaTek MT6595M
RAM
RAM	1 GB	2 GB
Rear Camera
Rear Camera	12 MP	13 MP

Battery

Capacity
Capacity	2000 mAh	2300 mAh
Removable
Removable	-	No
Standby time
Standby Time	Up to 140 Hours(3G) / Up to 140 Hours(2G)	Up to 216 Hours(3G) / Up to 228 Hours(2G)
TalkTime
TalkTime	Up to 10 Hours(3G) / Up to 22 Hours(2G)	Up to 19 Hours(3G) / Up to 17 Hours(2G)
Type
Type	Li-Polymer	Li-Polymer

Design

Colours
Colours	Black, White	Black, Orange, Red, White
Height
Height	139.5 mm	140 mm
Thickness
Thickness	8.9 mm	7.2 mm
Weight
Weight	143 grams	120 grams
Width
Width	69.7 mm	68.6 mm

Display

Display Type
Display Type	IPS LCD	IPS LCD
Pixel Density
Pixel Density	312 ppi	441 ppi
Resolution
Resolution	720x1280 px (HD)	1080x1920 px (FULL HD)
Screen Protection
Screen Protection	Corning Gorilla Glass	Corning Gorilla Glass v3
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)	62.49 %	71.59 %
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	2 MP, Primary Camera	5 MP, Primary Camera

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General

Brand
Brand	Lenovo	Lenovo
Custom UI
Custom UI	-	VIBE UI
Launch Date
Launch Date	-	November 10, 2014 (Official)
Operating System
Operating System	Android v4.2 (Jelly Bean)	Android v4.4 (Kitkat)

Main Camera

Autofocus
Autofocus	Yes	Yes
Camera Features
Camera Features	Digital Zoom Face detection Touch to focus	Digital Zoom Auto Flash Digital image stabilization Face detection Touch to focus
Camera Setup
Camera Setup	Single	Single
Flash
Flash	Yes, LED Flash	Yes, LED Flash
Image Resolution
Image Resolution	4000 x 3000 Pixels	4128 x 3096 Pixels
Resolution
Resolution	12 MP, Primary Camera	13 MP, Primary Camera
Sensor
Sensor	-	Back-illuminated sensor (BSI)
Settings
Settings	-	Exposure compensation, ISO control
Shooting Modes
Shooting Modes	-	High Dynamic Range mode (HDR)
Video Recording
Video Recording	-	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, v3.0	Yes, v4.0
GPS
GPS	Yes with A-GPS	Yes with A-GPS, Glonass
Network Support
Network Support	5G Not Supported in India, 3G, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SIM 1
SIM 1	3G Bands: UMTS 2100 / 900 MHz 2G Bands: GSM 1800 / 1900 / 900 MHz GPRS: Available EDGE: Available	4G Bands: TD-LTE 2300(band 40) 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) 3G Speed: HSDPA 42 Mbit/s ↓, HSUPA 5.76 Mbit/s ↑ GPRS: Available EDGE: Available
SIM 2
SIM 2	2G Bands: GSM 1800 / 1900 / 900 MHz	2G Bands: GSM 1800 / 1900 / 850 / 900 MHz
SIM Slot(s)
SIM Slot(s)	Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
USB Connectivity	USB 2.0	microUSB 2.0
Wi-Fi
Wi-Fi	Yes, Wi-Fi 4 (802.11 a/b/g/n)	Yes, Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi Features
Wi-Fi Features	Mobile Hotspot	Mobile Hotspot

Performance

Architecture
Architecture	-	32 bit
CPU
CPU	Quad core, 1.2 GHz, Cortex A7	Octa core (2 GHz, Quad core, ARM Cortex A17 + 1.5 GHz, Quad core, Cortex A7)
Chipset
Chipset	MediaTek MT6589	MediaTek MT6595M
Graphics
Graphics	PowerVR SGX 544	PowerVR G6200

Sensors

Fingerprint Sensor
Fingerprint Sensor	-	No
Other Sensors
Other Sensors	Light sensor, Proximity sensor, Accelerometer	Light sensor, Proximity sensor, Accelerometer, Compass

Storage

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