Ti melyiket választanátok? Lenovo P780 (260$-270$) vagy P770 (150$-160$) vagy A830 (190$-200$)

P770:

Model Lenovo P770

OS Android 4.1.1

CPU MTK6577 Dual Core

CPU Speed 1.2GHz

GPU Imagination PowerVR SGX531

Screen Capacitive Touch Screen

RAM 1GB RAM

Memory 4GB

Extended Momery Support Micro sd card to 32GB max.

Screen size 4.5 Inch Capacitive Touch Screen

Resolution 960*540

GPS Yes,Built In GPS and A.GPS

Bluetooth Support

Wifi WIFI 802.11b/g/n

FM Radio Support

G-Sensor Yes

Proximity Sensor Support

Light Sensor Support

Camera:Dual Camera 1*Front camera:0.3MP

1*Back camera:5.0MP

Mobile phone system WCDMA/GSM

Support band GSM:900/1800/1900MHz

3G:WCDMA:2100MHz

SIM card Dual SIM Card Dual Standby

Battery Type 3500mAh

Language English,russian,tieng viet

Support Format

(Some Formats may need install third party software support) Audio:Support:MIDI/MP3/AAC,etc.

Video:Support:3GP/MP4,etc.

Picture:Support:JPEG,etc.

E-Book:Support:TXT,etc.

Other Functions Music,Search,Email,Calculator,Calendar,Clock,Alarm clock,etc.

Item Dimensions 133*67*11.9mm

Weight 0.7KG

Packing:

1*Lenovo P770 Mobile Phone

1*Charger

1*Battery

1*Earphone

1*Data Cable

1*Manual(Chinese)

1*OTG cable

P780 :

Model Lenovo P780 Quad Core

Screen size 5.0 Inch HD IPS Capacitive Touch Screen

Resolution 720*1280

OS Android 4.2

CPU MTK6589 Quad Core

CPU Speed Max 1.2GHz

GPU Imagination PowerVR SGX544

Screen Capacitive Touch Screen,Multi Touch Support

RAM 1GB RAM

Memory 4GB ROM

Extended Momery Support Micro SD memory card

(T-Flash card) up to 32GB Max.

G-Sensor Support

GPS Yes

Bluetooth Yes

Wifi WIFI 802.11b/g/n

Camera:Dual Camera 1*Front camera:0.3MP

1*Back camera:8.0MP

SIM card Dual SIM Card

Mobile phone system WCDMA/GSM

Support band 2G:GSM:900/1800/1900MHz

3G:WCDMA:2100MHz

Battery 4000mAh

Language Multi-language ,russian ,english.....

Support Format

(Some Formats may need install third party software support) Audio:Support:AAC/WMA/AMR/M4A/MP3/WAV,etc.

Video:Support:MP4/ASP,etc.

Picture:Support:JPEG/PNG/GIF/BMP,etc.

E-Book:Support:TXT,etc.

Other Functions Music,Search,Email,Gmail,

Calculator,Calendar,Clock,Alarm clock,etc.

Item Dimensions 143*73*9.95mm

Weight 0.8KG

Packing:

1*Lenovo P780 Quad Core Mobile Phone

1*Charger

1*Battery

1*Data Cable

1*Earphone

1*User Manual

Specification

model Lenovo A830

operation system Android 4.2.1

screen 5.0inch IPS Capacitive Screen

Resolution 960x540pixels

CPU MediaTek MT6589 quad-core 1.2GHz

RAM 1GB

Nand Flash 4GB

Cameras Front 0.3MP+Back 8.0MP Dual Cameras

Wireless Wifi 802.11b/g/n

2G GSM: 900/1800/1900MHz

3G WCDMA: 900/2100MHz

G-sensor Support

SIM Card Dual SIM dual mode

GPS Yes, Built in

Bluetooth Yes, Built in

Power

Battery 2250mAh Rechargeable Li-ion Battery

Working Time Up to 5 Days

Device Power AC Adapter Input 100/240V

Device Specification

Color Black

Dimensions 147x73x9.4mm

Net Weight 165g

Software Support

Office Support MS Office Word, PPT, Excel

Email Gmail, POP3/SMTP/IMAP4

Others

Multi-Media

Video AVI, MP4, FLV, 3GP, MKV, WMV etc.

Audio MP3, WMA, OGG, AAC, WAV FLAC etc.

Picture JPG/BMP/PNG/GIF.

E-Book PDF, TXT etc.

Ports 1 x Micro USB

1 x Earphone Jack

What's in the box 1 x Cell phone

1 x Battery

1 x USB Charger

1 x User's Manual

1 x Micro USB Cable