Phone Comparison - Lenovo Vibe Z K910 vs Acer Liquid E3 vs Sony Xperia Z2
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| Manufacturer | Lenovo | Acer | Sony |
| Announced | November 2013 | February 2014 | February 2014 |
| Status | Available - January 2014 | Coming Soon - April 2014 | Available - April 2014 |
| Colors | Black | Black/White | Black, White, Purple |
| Form Factor | Candybar | Candybar | Candybar |
| Dimension |
7.9 mm thickness (0.31 in thickness) |
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146.8 x 73.3 x 8.2 mm (5.78 x 2.89 x 0.32 in) |
| Weight | 147 g (5.19 oz) | 135 g (4.76 oz) | 163 g (5.75 oz) |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G Network | HSDPA 2100 | HSDPA | HSDPA 850 / 900 / 1700 / 1900 / 2100 |
| 4G Network | LTE | - | 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 |
| Messaging | SMS, MMS, EMail, IM | SMS, MMS, Push Mail, EMail | SMS, MMS, Push Mail, EMail, IM |
| Build Features | - | - | IP58 Certified - Dust Proof and Water Resistant over 1 Meter and 30 Minutes |
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| OS | Android OS, v4.3 (Jelly Bean) | Android OS, v4.2.2 (Jelly Bean) | Android OS, v4.4.2 (KitKat), Planned upgrade to Android 5.1 Lollipop |
| Processor | Quad-core 2.2 GHz Krait 400, Qualcomm Snapdragon 800 | Quad-core 1.2 GHz | Quad-core 2.3 GHz Krait 400, Qualcomm MSM8974AB Snapdragon 800 |
| GPU | Adreno 330 | - | Adreno 330 |
| RAM | 2 GB | 1 GB | 3 GB |
| Internal Memory | 16 GB ROM | 4 GB | 16 GB |
| External Memory | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 128 GB |
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| Type | IPS LCD Capacitive Touchscreen | IPS LCD capacitive touchscreen | IPS LCD Capacitive Touchscreen, Triluminos Display, X-Reality Engine |
| Colors | 16M colors | 16M colors | 16M colors |
| Size | 5.5 inches | 4.7 inches | 5.2 inches |
| Resolution | 1080 x 1920 pixels (401 ppi) | 720 x 1280 pixels (312 ppi) | 1080 x 1920 pixels (424 ppi) |
| Screen-to-Body Ratio | - | - | 69.16% |
| Multi-Touch |  |
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| 3.5mm Jack | |
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| Radio | - | - | Stereo FM radio with RDS |
| Games | Yes + Downloadable | Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
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| Rear Camera | 13 MP, 4128 x 3096 pixels | 13 MP, 4160 x 3120 pixels | 20.7 MP, autofocus |
| Flash | Dual-LED flash | LED flash | LED flash |
| Features | Auto focus, Geo-tagging, Touch Focus, Face Detection | Auto focus, Geo-tagging | Auto focus, 1/2.3'' Sensor Size, Geo-tagging, Touch Focus, Face Detection, Image Stabilization, HDR, Panorama |
| Video | Yes, 1080p@30fps | Yes | Yes, 2160p@30fps, 1080p@30fps, 720p@120fps, video stabilization, HDR |
| Front Camera | Yes, 5 MP [Similar] | Yes, 2 MP [Similar] | Yes, 2.2 MP, 1080p@30fps [Similar] |
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| GPRS | Yes | Yes | Up to 107 kbps |
| Edge | Yes | Yes | Up to 296 kbps |
| 3G | DC-HSDPA, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 150 Mbps DL | HSDPA, HSUPA | HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL |
| Bluetooth | Yes, v4.0 with A2DP | Yes | Yes, v4.0 with A2DP |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual band, Wi-Fi hotspot | Yes | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, DLNA, Wi-Fi hotspot |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | Yes, microUSB v2.0 (MHL), USB On-the-go |
| GPS | Yes, with A-GPS support | Yes, with A-GPS support | Yes, with A-GPS support and GLONASS |
| Browser | HTML5 | HTML | HTML5 |
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| Internal | 16 GB ROM, 2 GB RAM | 4 GB, 1 GB RAM | 16 GB, 3 GB RAM |
| Expandable Storage | microSD, up to 32 GB | microSD, up to 32 GB | microSD, up to 128 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 | - | - | Non-removable Li-Ion Battery |
| Capacity | - | - | 3200 mAh |
| Stand by | - | - | Up to 690 h (2G) Up to 740 h (3G) |
| Talk Time | - | - | Up to 15 h (2G) Up to 19 h (3G) |
