Motorola Moto X4 (XT1900-02) vs Lenovo Vibe Z2 Pro (K920)
Side by side comparison between Motorola Moto X4 vs Lenovo Vibe Z2 Pro phones, differences, pros, cons and full specifications. What's the better?
,
5.2"
IPS
IPS
1080x1920
12
MP
MP
16mp
4GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
vs
6"
IPS
IPS
1440x2560
16
MP
MP
5mp
3GB
RAM
RAM
Quad-core
4000
mAh
mAh
(Non removable)
What's the better phone? Motorola Moto X4 (XT1900-02)
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!
18 Advantages 
6 Advantages | 26 Common items in both devices |
| TFT IPS LCD |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| 4K UHD (3840x2160) |
| (front) Full HD (1920x1080) |
| 4G LTE-A |
| +19 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 | ||
| Moto X4 (XT1900-02) | Lenovo Vibe Z2 Pro (K920) | |
| Model | Moto X4 (XT1900-02) | Vibe Z2 Pro (K920) |
| Other model names | Lenovo Moto X4 XT1900 64GB, Motorola Moto X4 Dual-Sim (2017) | Phablet Lenovo K920 Vibe Z2 Pro LTE-A |
| Country or region available |      Australia, India, Indonesia, Japan, New Zealand | feature not registered |
| Brand | Motorola | Lenovo |
| Release date | 10/1/2017 | 9/1/2014 |
| Depth | 8 millimeters (0.31 inches) | 7.7 millimeters (0.3 inches) |
| Size (width x height) | 73.4 x 148.35 millimeters (2.89 x 5.84 in) | 81.3 x 156 millimeters (3.2 x 6.14 in) |
| Weight | 163 grams (5.71 ounces) | 179 grams (6.27 ounces) |
| Build, materials | Aluminum frame, glass front/back | feature not registered |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| Moto X4 (XT1900-02) | Lenovo Vibe Z2 Pro (K920) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 5.2" inches | 6" inches |
| Screen-to-body ratio | ~68.5% (screen-to-body ratio) | ~78.3% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels (16:9) | 1440x2560 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 424 PPI | 490 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass 3 |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Moto X4 (XT1900-02) | Lenovo Vibe Z2 Pro (K920) | |
| System version | Android 7.1.1 Nougat | Android 4.4.2 KitKat |
| Firmware update | Android 9.0 Pie | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Moto X4 (XT1900-02) | Lenovo Vibe Z2 Pro (K920) | |
| Chipset | 64bit: Qualcomm Snapdragon 630 SDM630 (14nm) | 32bit: Qualcomm Snapdragon 801 MSM8974-AC (28nm) |
| CPU | Octa-core, 2 processors: 4x 2.2GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core) | Quad-core, 1 processor: 4x 2.5GHz Krait 400 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 508 650Mhz | Qualcomm Adreno 330 578Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Moto X4 (XT1900-02) | Lenovo Vibe Z2 Pro (K920) | |
| RAM memory | 4GB LPDDR4 | 3GB LPDDR3 |
| Internal storage | 64GB (44GB available) eMMC | 32GB |
| External storage | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Not supported |
📶 Mobile networks | ||
| Moto X4 (XT1900-02) | Lenovo Vibe Z2 Pro (K920) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Dual-SIM Standby - Call active on one sim card |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 450/50 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| 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 800/850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat9 (Bands 1, 3, 5, 7, 8, 19, 20, 28) TD-LTE (Bands 38, 40, 41) Japan version: LTE Cat9 (Bands 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28) TD-LTE (Bands 38, 40, 41) | LTE 800/850/900/1800/2100/2600 |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
| 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, EDGE |
📷 Camera | ||
| Moto X4 (XT1900-02) | Lenovo Vibe Z2 Pro (K920) | |
| Back camera (main camera) | (dual camera) 12 megapixels 8MP ultrawide f/2.213mm | 16 megapixels |
| Main camera resolution | 4000x3000 pixels | 4608x3456 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED on main camera and LED on front camera | Dual-LED flash |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2.55" inches | feature not registered |
| Pixel size | 1.4µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo on both cameras | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Moto X4 (XT1900-02) | Lenovo Vibe Z2 Pro (K920) | |
| Front camera (secondary) | 16 megapixels | 5 megapixels |
| Front camera resolution | 4608x3456 pixels | 2592x1944 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | LED | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3.1" inches | feature not registered |
| Pixel size | 1µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Moto X4 (XT1900-02) | Lenovo Vibe Z2 Pro (K920) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263 | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, OGG, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Moto X4 (XT1900-02) | Lenovo Vibe Z2 Pro (K920) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Moto X4 (XT1900-02) | Lenovo Vibe Z2 Pro (K920) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (front-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Moto X4 (XT1900-02) | Lenovo Vibe Z2 Pro (K920) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3000 mAh | 4000 mAh |
| Charger, watts | 15W Wired fast charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | feature not registered | 45 hours (1.9 days) |
| Standby | feature not registered | 940 hours (39.2 days) |
➕ Other features | ||
| Moto X4 (XT1900-02) | Lenovo Vibe Z2 Pro (K920) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Super Black, Sterling Blue, Silver • Android One • 3D glass back panel • TurboPower charging: 6h in 15min | • Colors: Black, White, Gold • WiFi hotspot Java framework |
☢️ Radiation rate | ||
| Moto X4 (XT1900-02) | Lenovo Vibe Z2 Pro (K920) | |
| 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 |