Phone Comparison - Lenovo K900 vs Lenovo IdeaTab A1000 vs Sony Xperia Z Ultra

general General Info

Manufacturer Lenovo Lenovo Sony
Announced January 2013 January 2013 June 2013
Status Available - April 2013 Available - May 2013 Available - July 2013
Colors Black Black, White Black, White, Purple
Form Factor Candybar Candybar Candybar
Dimension 157 x 78 x 6.9 mm
(6.18 x 3.07 x 0.27 in)
199 x 121 x 10.7 mm
(7.83 x 4.76 x 0.42 in)
179.4 x 92.2 x 6.5 mm
(7.06 x 3.63 x 0.26 in)
Weight 162 g (5.71 oz) 340 g (11.99 oz) 212 g (7.48 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 N/A GSM 850 / 900 / 1800 / 1900 - All Versions
3G Network HSDPA 2100 N/A HSDPA 850 / 900 / 1700 / 1900 / 2100 - All Versions
4G Network - - LTE 700 / 850 / 1700 / 1900 / 2100 / 2600 / 900 - C6806
Messaging SMS, MMS, EMail, IM , Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM
Build Features - - - IP58 Certified - Dust and Water-proof
- Water Resistant up to 1 Meter and 30 Minutes

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.1 (Jelly Bean) Android OS, v4.2 (Jelly Bean)
Processor Dual-core 2.0 GHz, Intel Atom Z2580 Dual-core 1.2 GHz, MTK 8317 Quad-core 2.2 GHz Krait 400, Qualcomm MSM8274/MSM8974 Snapdragon 800
GPU PowerVR SGX544 - Adreno 330
RAM 2 GB 1 GB 2 GB
Internal Memory 16 GB 4/16 GB 16 GB
External Memory microSD, up to 32 GB microSD, up to 32 GB microSD, up to 64 GB

display Display

Type IPS LCD capacitive touchscreen TFT capacitive touchscreen Capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 7.0 inches 6.44 inches
Resolution 1080 x 1920 pixels (401 ppi) 600 x 1024 pixels (170 ppi) 1080 x 1920 pixels (342 ppi)
Screen-to-Body Ratio 67.94% 56.96% 69.15%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Stereo FM radio No Stereo FM radio with RDS
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 13 MP, autofocus 5 MP, 2592х1936 pixels 8 MP, 3264 x 2448 pixels
Flash dual-LED flash No LED flash
Features Geo-tagging, Touch Focus, Face Detection Auto focus, Auto focus, Geo-tagging, Touch Focus, Face Detection, Image Stabilization, HDR, Sweep Panorama
Video Yes, 1080p@30fps Yes Yes, 1080p@30fps, video stabilization, HDR
Front Camera Yes, 2 MP [Similar] Yes, VGA [Similar] Yes, 2 MP, 1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes No Up to 107 kbps
Edge Yes No Up to 296 kbps
3G HSPA+ N/A HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL
Bluetooth Yes, with A2DP Yes, v3.0 Yes, v4.0 with A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual band, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0, USB On-the-go Yes, microUSB v2.0 (MHL), USB On-the-go
GPS Yes, with A-GPS support Yes Yes, with A-GPS support and GLONASS
Browser HTML5 HTML HTML5

memory User Memory

Internal 16 GB, 2 GB RAM 4/16 GB, 1 GB RAM 16 GB, 2 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB microSD, up to 64 GB
USB OTG - Supported Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor not present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC not supported NFC not supported NFC supported

battery Battery

Type Li-Ion battery Non-removable Li-Po Battery Non-removable Li-Ion Battery
Capacity 2500 mAh 3500 mAh 3050 mAh
Stand by - - Up to 790 h (2G)
Up to 820 h (3G)
Talk Time - Up to 7 h Up to 14 h (2G)
Up to 16 h (3G)