Phone Comparison - Lenovo K900 vs Sony Xperia Z2 vs Lenovo K3
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| Manufacturer | Lenovo | Sony | Lenovo |
| Announced | January 2013 | February 2014 | December 2014 |
| Status | Available - April 2013 | Available - April 2014 | Available - December 2014 |
| Colors | Black | Black, White, Purple | Yellow |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
157 x 78 x 6.9 mm (6.18 x 3.07 x 0.27 in) |
146.8 x 73.3 x 8.2 mm (5.78 x 2.89 x 0.32 in) |
141 x 70.5 x 7.9 mm (5.55 x 2.78 x 0.31 in) |
| Weight | 162 g (5.71 oz) | 163 g (5.75 oz) | 128 g (4.52 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 | GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 2100 | HSDPA 850 / 900 / 1700 / 1900 / 2100 | TD-SCDMA |
| 4G Network | - | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 13(700), 17(700), 20(800) LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900) - D6543 |
TD-LTE |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail, IM | SMS, MMS, EMail, IM |
| Build Features | - | IP58 Certified - Dust Proof and Water Resistant over 1 Meter and 30 Minutes | - |
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| OS | Android OS, v4.2 (Jelly Bean) | Android OS, v4.4.2 (KitKat), Planned upgrade to Android 5.1 Lollipop | Android OS, v4.4.2 (KitKat) |
| Processor | Dual-core 2.0 GHz, Intel Atom Z2580 | Quad-core 2.3 GHz Krait 400, Qualcomm MSM8974AB Snapdragon 800 | Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 |
| GPU | PowerVR SGX544 | Adreno 330 | Adreno 306 |
| RAM | 2 GB | 3 GB | 1 GB |
| Internal Memory | 16 GB | 16 GB | 16 GB ROM |
| External Memory | microSD, up to 32 GB | microSD, up to 128 GB | microSD, up to 32 GB |
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| Type | IPS LCD capacitive touchscreen | IPS LCD Capacitive Touchscreen, Triluminos Display, X-Reality Engine | IPS capacitive touchscreen |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.5 inches | 5.2 inches | 5.0 inches |
| Resolution | 1080 x 1920 pixels (401 ppi) | 1080 x 1920 pixels (424 ppi) | 720 x 1280 pixels (294 ppi) |
| Screen-to-Body Ratio | 67.94% | 69.16% | 69.20% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | Stereo FM radio | Stereo FM radio with RDS | FM radio |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 13 MP, autofocus | 20.7 MP, autofocus | 8 MP, 3264 x 2448 pixels |
| Flash | dual-LED flash | LED flash | LED flash |
| Features | Geo-tagging, Touch Focus, Face Detection | Auto focus, 1/2.3'' Sensor Size, Geo-tagging, Touch Focus, Face Detection, Image Stabilization, HDR, Panorama | Auto focus, Geo-tagging, Touch Focus, Face Detection |
| Video | Yes, 1080p@30fps | Yes, 2160p@30fps, 1080p@30fps, 720p@120fps, video stabilization, HDR | Yes |
| Front Camera | Yes, 2 MP [Similar] | Yes, 2.2 MP, 1080p@30fps [Similar] | 2 MP [Similar] |
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| GPRS | Yes | Up to 107 kbps | Yes |
| Edge | Yes | Up to 296 kbps | Yes |
| 3G | HSPA+ | HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL | TD-SCDMA, TD-LTE |
| Bluetooth | Yes, with A2DP | Yes, v4.0 with A2DP | v4.0, A2DP, LE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual band, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, DLNA, Wi-Fi hotspot | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 (MHL), USB On-the-go | microUSB v2.0 |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS | Yes, with A-GPS |
| Browser | HTML5 | HTML5 | HTML5 |
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| Internal | 16 GB, 2 GB RAM | 16 GB, 3 GB RAM | 16 GB ROM, 1 GB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 128 GB | microSD, up to 32 GB |
| USB OTG | - | Supported | - |
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| Fingerprint | |
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| Proximity Sensor | |
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| Accelerometer Sensor | |
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| NFC | |
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| Type | Li-Ion battery | Non-removable Li-Ion Battery | Li-Ion Battery |
| Capacity | 2500 mAh | 3200 mAh | 2300 mAh |
| Stand by | - | Up to 690 h (2G) Up to 740 h (3G) |
Up to 580 h |
| Talk Time | - | Up to 15 h (2G) Up to 19 h (3G) |
Up to 31 h |
