K900 Lenovo

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

Xperia Z Sony

  • clock speed
    1.5
    GHz
  • RAM
    2
    GB
  • size
    5
    inches
  • resolution
    440
    ppi

Detailed Comparison

display

Size
5.5"
5"
Resolution
1920 x 1080 (400 ppi)
1920 x 1080 (440 ppi)
Panel
IPS LCD (RGB)
TFT LCD (RGB)
Surface
Gorilla Glass 2
Scratch-resistant glass
Video out
1080p (Micro USB)
1080p (Micro USB with MHL)

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/2.2, 4 mm (30 mm equiv.)
Resolution
12.8 MP (4128 x 3096)
13.1 MP (4176 x 3136)
Sensor
1/3" (4.8 mm × 3.6 mm)
1/3" (4.8 mm × 3.6 mm)
Light sensitivity
--
--
Flash
LED
LED
Autofocus
Yes
Yes
Image stabilization
None
Digital
Panorama
No
Yes
Continuous shooting
None
Yes
Aperture
f/1.8
f/2.2
Secondary camera
2 MP
2.19 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
50 Mbps
Video light
Yes
Yes

battery

Type
Lithium-Ion Polymer (Non-removable)
Lithium-Ion (Non-removable)
Capacity
2,500 mA·h
2,330 mA·h
Talk time
720 min
660 min
Standby time
18,000 min
33,000 min

music

Speaker
Stereo (Back)
Mono (Back)
Frequency response
--
+0.11, -0.10
Noise level
--
-81.9 dB
Headphone
3.5 mm
3.5 mm
Frequency response
--
+0.62, -0.09
Noise level
--
-81.7 dB
FM radio
Receive, Transmit
Receive

form factor

Size
78 x 157 x 6.9 mm
71 x 139 x 7.9 mm
Weight
162 g
146 g
Body
Stainless Steel
Slate (Waterproof, Dustproof)
Keyboard
None
None
Buttons
Home, Volume, Back, Multitask, Camera
Home, Volume, Back, Multitask

software

Operating system
Android 4.2 Jelly Bean
Android 4.1 Jelly Bean
Upgradable to
--
Android 4.4 KitKat
Custom UI
--
--
Onscreen keyboards
--
--

connectivity

Network
3.5G, HSDPA (7.2 Mb/s)
4G, LTE (20 Mb/s)
WiFi
802.11a/b/g/n (Hotspot)
802.11a/b/g/n (Hotspot)
NFC
No
Yes
Bluetooth
4.0
USB On-the-Go
--
Yes

features

Internal storage
16 GB
16 GB
Supported card formats
None
microSD
Included accessories
--
  1. Charger
  2. Headphones
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
No
Hygrometer
No
No