K900 Lenovo

  • clock speed
    2
    GHz
  • RAM
    2
    GB
  • size
    5.5
    inches
  • resolution
    400
    ppi

Nexus 4 LG

  • clock speed
    1.5
    GHz
  • RAM
    2
    GB
  • size
    4.7
    inches
  • resolution
    317
    ppi

Detailed Comparison

display

Size
5.5"
4.7"
Resolution
1920 x 1080 (400 ppi)
1280 x 768 (317 ppi)
Panel
IPS LCD (RGB)
IPS LCD (RGB)
Surface
Gorilla Glass 2
Gorilla Glass 2
Video out
1080p (Micro USB)
1080p (SlimPort HDMI)

processor

System on a chip
Intel Atom (Z2580)
Qualcomm Snapdragon S4 Pro (APQ8064)
CPU
2 GHz, Intel Saltwell HT
1.5 GHz, ARM Krait
Architecture
Dual core
Quad core
GPU
533 MHz, PowerVR SGX 544 MP2
400 MHz, Qualcomm Adreno 320
Architecture
Dual core
Quad core
RAM
2 GB
2 GB

camera

Lens
f/1.8, 4 mm (30 mm equiv.)
f/2.4, 4.6 mm (45 mm equiv.)
Resolution
12.8 MP (4128 x 3096)
8 MP (3264 x 2448)
Sensor
1/3" (4.8 mm × 3.6 mm)
1/4" (3.68 mm × 2.76 mm)
Light sensitivity
--
--
Flash
LED
LED
Autofocus
Yes
Yes
Image stabilization
None
Digital
Panorama
No
Yes
Continuous shooting
None
None
Aperture
f/1.8
f/2.4
Secondary camera
2 MP
1.3 MP

video

Video resolution
1920 x 1080 @ 30 fps
1920 x 1080 @ 30 fps
Video file format
MP4 H.264/MPEG-4 AVC
MP4 H.264/MPEG-4 AVC
Maximum bitrate
20 Mbps
20 Mbps
Video light
Yes
Yes

battery

Type
Lithium-Ion Polymer (Non-removable)
Lithium-Ion Polymer (Non-removable)
Capacity
2,500 mA·h
2,100 mA·h
Talk time
720 min
900 min
Standby time
18,000 min
23,400 min

music

Speaker
Stereo (Back)
Mono (Back)
Frequency response
--
+0.11, -0.10
Noise level
--
-82.3 dB
Headphone
3.5 mm
3.5 mm
Frequency response
--
+0.06, -0.36
Noise level
--
-81 dB
FM radio
Receive, Transmit
No

form factor

Size
78 x 157 x 6.9 mm
68.7 x 133.9 x 9.1 mm
Weight
162 g
139 g
Body
Stainless Steel
Slate
Keyboard
None
None
Buttons
Home, Volume, Back, Multitask, Camera
Home, Volume, Back, Multitask

software

Operating system
Android 4.2 Jelly Bean
Android 4.2 Jelly Bean
Upgradable to
--
Android 4.4 KitKat
Custom UI
--
--
Onscreen keyboards
--
Standard (predictive)

connectivity

Network
3.5G, HSDPA (7.2 Mb/s)
3.5G, HSPA+ (84 Mb/s)
WiFi
802.11a/b/g/n (Hotspot)
802.11a/b/g/n (Hotspot, WiFi Direct)
NFC
No
Yes
Bluetooth
4.0
USB On-the-Go
--
No

features

Internal storage
16 GB
16 GB, 8 GB
Supported card formats
None
None
Included accessories
--
Charger
SIM card
--
Micro-SIM
Special-features

sensors

Location
A-GPS
A-GPS, GLONASS
Gyroscope
No
Yes
Accelerometer
Yes
Yes
Light sensor
No
Yes
Proximity sensor
Yes
Yes
Compass
Yes
Yes
Thermometer
No
No
Barometer
No
Yes
Hygrometer
No
No