Lenovo K80M VS Lenovo K3 Note, Which one is better?

[www.GearBest.com]

To see those two phones from appearance, they are very same, especially two same color ones together. It caused my interest on how different between them. To see the main features of them, which one do you think is better?

Main features:

1. Lenovo K80M
Price:$171.59
http://www.gearbest.com/cell-phones/pp_198557.html

Display: 5.5 inch 1280 x 1920 pixels, 441PPI
CPU: Intel Z3560 64bit Quad Core 1.8GHz
GPU: PowerVR G6430
System: Android 4.4
RAM + ROM: 2GB RAM + 32GB ROM
Camera: 5.0MP front camera, 13.0MP back camera with flashlight and auto focus,F/2.2
Bluetooth: BT4.0
GPS: GPS/A-GPS
Battery: 4000mAh
SIM Card: Single Micro SIM Card Single Standby
Networks:
2G: GSM 850/900/1800/1900MHz
3G: WCDMA 850/1900/2100MHz
4G: FDD-LTE 1800/2100MHz

2. Lenovo K3 Note(Black)
Coupon code: K3NOTEBLACK
Coupon price: $154.99
http://www.gearbest.com/cell-phones/pp_2...html?wid=4

Display: 5.5 inch, FHD 1920 x 1080 pixels, IPS capacitive screen
CPU: MediaTek MT6752 64bit 1.7GHz octa-core high-speed processing platform
GPU: ARM MALI-T760
OS: Android 5.0
RAM+ROM: 2GB+16GB
Camera: Dual cameras back-13MP, front-5.0MP
SIM Card: Dual SIM card dual standby, dual Micro SIM
Bluetooth：4.0 Support Wifi/3G/4G/GPS/Gravity/Gesture /FM/MP3/MP4
Networks:
2G: GSM 900/1800/1900MHz
3G: WCDMA 850/900/1900/2100MHz
4G: FDD-LTE 1800/2100/2600MHz

Some real stock pictures for Lenovo K80M: