Lenovo Vibe Z2 Pro (K920) vs Samsung Rex 70 (S3802)
Side by side comparison between Lenovo Vibe Z2 Pro vs Samsung Rex 70 phones, differences, pros, cons and full specifications. What's the better?
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6"
IPS
IPS
1440x2560
16
MP
MP
5mp
3GB
RAM
RAM
Quad-core
4000
mAh
mAh
(Non removable)
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What's the better phone? Lenovo Vibe Z2 Pro (K920)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
23 Advantages 
3 Advantages | 9 Common items in both devices |
| Only digital zoom |
| Capacitive |
| Multitouch |
| Proximity sensor |
| 2 slots (Dual-SIM) |
| 3.5mm jack |
| FM |
| +2 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Lenovo Vibe Z2 Pro (K920) | Samsung Rex 70 (S3802) | |
| Change model | ||
| Model | Vibe Z2 Pro (K920) | Rex 70 (S3802) |
| Other model names | Phablet Lenovo K920 Vibe Z2 Pro LTE-A | Samsung Rex 70 Duos S3802 for India market |
| Country or region available | feature not registered |  India |
| Brand | Lenovo | Samsung |
| Release date | 9/1/2014 | 3/1/2013 |
| Depth | 7.7 millimeters (0.3 inches) | 12 millimeters (0.47 inches) |
| Size (width x height) | 81.3 x 156 millimeters (3.2 x 6.14 in) | 57.2 x 104.9 millimeters (2.25 x 4.13 in) |
| Weight | 179 grams (6.27 ounces) | 89 grams (3.12 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Lenovo Vibe Z2 Pro (K920) | Samsung Rex 70 (S3802) | |
| Display type | TFT IPS LCD | TFT LCD |
| Screen size | 6" inches | 3" inches |
| Screen-to-body ratio | ~78.3% (screen-to-body ratio) | ~46.4% (screen-to-body ratio) |
| Display resolution | 1440x2560 pixels | 240x320 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 490 PPI | 133 PPI |
| Colors | 16 million | 65 thousand |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Lenovo Vibe Z2 Pro (K920) | Samsung Rex 70 (S3802) | |
| System version | Android 4.4.2 KitKat | Proprietary OS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Lenovo Vibe Z2 Pro (K920) | Samsung Rex 70 (S3802) | |
| Chipset | 32bit: Qualcomm Snapdragon 801 MSM8974-AC (28nm) | 32bit |
| CPU | Quad-core, 1 processor: 4x 2.5GHz Krait 400 (Quad-core) | Single-core, 1 processor: Single-core XMM 2250m (Single-core) |
| GPU graphical controller | Qualcomm Adreno 330 578Mhz | feature not registered |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Lenovo Vibe Z2 Pro (K920) | Samsung Rex 70 (S3802) | |
| RAM memory | 3GB LPDDR3 | feature not registered |
| Internal storage | 32GB | 10MB |
| External storage | Not supported | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Lenovo Vibe Z2 Pro (K920) | Samsung Rex 70 (S3802) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 150/50 Mbps | 0.236 Mbps |
| Network technology | 2G, 3G, 4G | 2G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Primary 4G network | LTE 800/850/900/1800/2100/2600 | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | GPRS, EDGE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS |
📷 Camera | ||
| Lenovo Vibe Z2 Pro (K920) | Samsung Rex 70 (S3802) | |
| Back camera (main camera) | 16 megapixels | 2 megapixels |
| Main camera resolution | 4608x3456 pixels | 1600x1200 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Supported |
| Flash | Dual-LED flash | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | Not supported |
| Touch focus | Supported | feature not registered |
| Image stabilization | feature not registered | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | feature not registered |
| BSI sensor | Supported | feature not registered |
| HDR | HDR photo only main camera | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Lenovo Vibe Z2 Pro (K920) | Samsung Rex 70 (S3802) | |
| Front camera (secondary) | 5 megapixels | Not supported |
| Front camera resolution | 2592x1944 pixels | Not supported |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Lenovo Vibe Z2 Pro (K920) | Samsung Rex 70 (S3802) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | feature not registered |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Lenovo Vibe Z2 Pro (K920) | Samsung Rex 70 (S3802) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 3.0 |
| WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) | 802.11 b/g/n [wifi4] (2.4GHz) |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS | Not supported |
| NFC | Supported | Not supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Lenovo Vibe Z2 Pro (K920) | Samsung Rex 70 (S3802) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Lenovo Vibe Z2 Pro (K920) | Samsung Rex 70 (S3802) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 4000 mAh | 1000 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 45 hours (1.9 days) | 13 hours |
| Standby | 940 hours (39.2 days) | 490 hours (20.4 days) |
➕ Other features | ||
| Lenovo Vibe Z2 Pro (K920) | Samsung Rex 70 (S3802) | |
| Call control | Voice dialing, Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS, MMS, E-mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | feature not registered |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White, Gold • WiFi hotspot • Java framework | • Colors: White, Gray, Blue • Samsung TouchWiz UI • ChatON • Opera browser • Facebook, Twitter, YouTube • Java framework |
☢️ Radiation rate | ||
| Lenovo Vibe Z2 Pro (K920) | Samsung Rex 70 (S3802) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |