Lenovo Vibe Z2 Pro (K920) vs Xiaomi 12X (256GB/12GB)
Side by side comparison between Lenovo Vibe Z2 Pro vs Xiaomi 12X phones, differences, pros, cons and full specifications. What's the better?
,
6"
IPS
IPS
1440x2560
16
MP
MP
5mp
3GB
RAM
RAM
Quad-core
4000
mAh
mAh
(Non removable)
vs
6.28"
AMOLED
AMOLED
1080x2400
50
MP
MP
32mp
12GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
What's the better phone? Xiaomi 12X (256GB/12GB)
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!
5 Advantages 
21 Advantages | 22 Common items in both devices |
| Dual-LED flash |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| BSI sensor |
| (front) Full HD (1920x1080) |
| Capacitive |
| Multitouch |
| +15 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) | Xiaomi 12X (256GB/12GB) | |
| Change model | ||
| Model | Vibe Z2 Pro (K920) | 12X (256GB/12GB) |
| Other model names | Phablet Lenovo K920 Vibe Z2 Pro LTE-A | Xiaomi 12X 2112123AG (Global), 2112123AC (China) |
| Country or region available | feature not registered |  China |
| Brand | Lenovo | Xiaomi |
| Release date | 9/1/2014 | 12/31/2021, Announced: 12/28/2021 |
| Depth | 7.7 millimeters (0.3 inches) | 8.2 millimeters (0.32 inches) |
| Size (width x height) | 81.3 x 156 millimeters (3.2 x 6.14 in) | 69.9 x 152.7 millimeters (2.75 x 6.01 in) |
| Weight | 179 grams (6.27 ounces) | 176 grams (6.16 ounces) |
| Build, materials | feature not registered | Aluminum body, glass front, plastic back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Lenovo Vibe Z2 Pro (K920) | Xiaomi 12X (256GB/12GB) | |
| Display type | TFT IPS LCD | AMOLED |
| Screen size | 6" inches | 6.28" inches |
| Screen-to-body ratio | ~78.3% (screen-to-body ratio) | ~89.2% (screen-to-body ratio) |
| Display resolution | 1440x2560 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 490 PPI | 419 PPI |
| Colors | 16 million | 1 billion |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass Victus |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | 1100nits[peak] Dolby Vision/HDR10+ DCI-P3 Touch rate: 480Hz |
🤖 Operating System | ||
| Lenovo Vibe Z2 Pro (K920) | Xiaomi 12X (256GB/12GB) | |
| System version | Android 4.4.2 KitKat | Android 11 |
| Firmware update | feature not registered | Android 12 |
| User Interface | feature not registered | MIUI 13 |
⚙️ Processor | ||
| Lenovo Vibe Z2 Pro (K920) | Xiaomi 12X (256GB/12GB) | |
| Chipset | 32bit: Qualcomm Snapdragon 801 MSM8974-AC (28nm) | 64bit: Qualcomm Snapdragon 870 (SM8250-AC) (7nm) |
| CPU | Quad-core, 1 processor: 4x 2.5GHz Krait 400 (Quad-core) | Octa-core, 3 processors: 1x 3.2GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 330 578Mhz | Qualcomm Adreno 650 (670MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 598003 (v8), 690298 (v9) Geekbench: 3168 (v5.1) GFXBench: 47fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Lenovo Vibe Z2 Pro (K920) | Xiaomi 12X (256GB/12GB) | |
| RAM memory | 3GB LPDDR3 | 12GB LPDDR5 |
| Internal storage | 32GB | 256GB (222GB available) UFS 3.1 |
| External storage | Not supported | Not supported |
📶 Mobile networks | ||
| Lenovo Vibe Z2 Pro (K920) | Xiaomi 12X (256GB/12GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| 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 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO UMTS 800/850/900/1700/1900/2100 |
| Primary 4G network | LTE 800/850/900/1800/2100/2600 | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41, 42, 48) China version: LTE (1, 2, 3, 4, 5, 7, 8, 18, 19, 26) TD-LTE (34, 38, 39, 40, 41, 42) |
| Primary 5G network | Not supported | Global version: SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78) China version: SA/NSA (1, 3, 5, 8, 28, 38, 40, 41, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 800/850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat20 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 66) TD-LTE (38, 39, 40, 41, 42, 48) China version: LTE (1, 2, 3, 4, 5, 7, 8, 18, 19, 26) TD-LTE (34, 38, 39, 40, 41, 42) |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
📷 Camera | ||
| Lenovo Vibe Z2 Pro (K920) | Xiaomi 12X (256GB/12GB) | |
| Back camera (main camera) | 16 megapixels | (triple camera) 50 megapixels 13MP ultrawide f/2.412mm123°1/3.06"1.12µm 5MP telephoto macro f/2.450mmAF |
| Main camera resolution | 4608x3456 pixels | 8160x6120 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 8K UHD (7680x4320) 24 fps |
| Flash | Dual-LED flash | Dual-LED flash |
| Focal aperture | feature not registered | f/1.9 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | 1/1.56" inches |
| Pixel size | feature not registered | 1µm pixel |
| Autofocus | Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | feature not registered | OIS: Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Supported |
| HDR | HDR photo only main camera | HDR photo/video on both cameras |
| Camera extras | feature not registered | 4K@60fps 1080p@960fps Sony IMX766 |
📸 Front camera | ||
| Lenovo Vibe Z2 Pro (K920) | Xiaomi 12X (256GB/12GB) | |
| Front camera (secondary) | 5 megapixels | 32 megapixels |
| Front camera resolution | 2592x1944 pixels | 6528x4896 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.5 (aperture) |
| Focal length | feature not registered | 26mm (lens) |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | 0.7µm pixel |
🔉 Sound and multimedia | ||
| Lenovo Vibe Z2 Pro (K920) | Xiaomi 12X (256GB/12GB) | |
| Loudspeaker | Supported | Stereo sound with dual speakers 24-bit/192kHz Dolby Atmos Tuned by Harman Kardon |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Lenovo Vibe Z2 Pro (K920) | Xiaomi 12X (256GB/12GB) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 4.0 + A2DP | 5.2 + A2DP/LE |
| WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC |
| NFC | Supported | Supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Lenovo Vibe Z2 Pro (K920) | Xiaomi 12X (256GB/12GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Lenovo Vibe Z2 Pro (K920) | Xiaomi 12X (256GB/12GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4000 mAh | 4500 mAh |
| Charger, watts | Wired charging | 67W Wired fast charging Quick Charge 4 USB Power Delivery 3.0 |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 45 hours (1.9 days) | feature not registered |
| Standby | 940 hours (39.2 days) | feature not registered |
➕ Other features | ||
| Lenovo Vibe Z2 Pro (K920) | Xiaomi 12X (256GB/12GB) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| 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: Black, White, Gold • WiFi hotspot • Java framework | • Colors: Gray, Blue, Purple • LiquidCool |
☢️ Radiation rate | ||
| Lenovo Vibe Z2 Pro (K920) | Xiaomi 12X (256GB/12GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.59W/kg (head), 1W/kg (body) |