Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) vs Xiaomi Mi 6X (64GB/4GB)
Side by side comparison between Asus Zenfone 4 Selfie Pro vs Xiaomi Mi 6X phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
AMOLED
AMOLED
1080x1920
16
MP
MP
12mp
4GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
vs
5.99"
IPS
IPS
1080x2160
12
MP
MP
20mp
4GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
What's the better phone? Xiaomi Mi 6X (64GB/4GB)
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!
8 Advantages 
12 Advantages | 30 Common items in both devices |
| 2GHz 64bit Octa-core |
| 64GB (54GB available) / 64GB (51GB available) |
| eMMC 5.1 |
| 16 million |
| Dual-LED on main camera and LED on front camera |
| Only digital zoom |
| PDAF: phase detection autofocus |
| +23 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 | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) | Xiaomi Mi 6X (64GB/4GB) | |
| Model | Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) | Xiaomi Mi 6X (64GB/4GB) |
| Other model names | Asus Zenfone 4 Selfie Pro ZD552KL (64GB + 4GB RAM) | 小米6X, Xiaomi Mi 6X M1804D2SE, M1804D2SC, Xiaomi Wayne |
| Country or region available |           Brazil, China, (Europe), Philippines, Hong Kong, India, Indonesia, Malaysia, Taiwan, (Global, International) | China, Hong Kong |
| Brand | Asus | Xiaomi |
| Release date | 9/14/2017 | 6/1/2018 |
| Depth | 6.85 millimeters (0.27 inches) | 7.3 millimeters (0.29 inches) |
| Size (width x height) | 74.8 x 154 millimeters (2.94 x 6.06 in) | 75.4 x 158.7 millimeters (2.97 x 6.25 in) |
| Weight | 147 grams (5.15 ounces) | 168 grams (5.88 ounces) |
| Build, materials | feature not registered | Aluminum body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) | Xiaomi Mi 6X (64GB/4GB) | |
| Display type | AMOLED | LTPS IPS LCD |
| Screen size | 5.5" inches | 5.99" inches |
| Screen-to-body ratio | ~72.4% (screen-to-body ratio) | ~77.4% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 1080x2160 pixels (18:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 401 PPI | 403 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 5 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) | Xiaomi Mi 6X (64GB/4GB) | |
| System version | Android 7.0 Nougat | Android 8.1 Oreo |
| Firmware update | feature not registered | Android 9.0 Pie |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) | Xiaomi Mi 6X (64GB/4GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 625 MSM8953 (14nm) | 64bit: Qualcomm Snapdragon 660 (SDM660) (14nm) |
| CPU | Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core) | Octa-core, 2 processors: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 506 650Mhz | Qualcomm Adreno 512 (650MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) | Xiaomi Mi 6X (64GB/4GB) | |
| RAM memory | 4GB LPDDR3 | 4GB LPDDR4X |
| Internal storage | 64GB (54GB available) eMMC 5.1 | 64GB (51GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Not supported |
📶 Mobile networks | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) | Xiaomi Mi 6X (64GB/4GB) | |
| 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) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 600/150 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 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | Global version: UMTS 850/900/2100 USA/Brazil version: UMTS 850/900/1700/1900/2100 Taiwan/Japan/Hong Kong version: UMTS 800/850/900/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat4 Global version: LTE (Bands 1,3,5,7,8,20) TD-LTE (Bands 40) USA/Brazil version: LTE (Bands 1,2,3,4,5,7,8,12,17,28) Taiwan/Japan/Hong Kong version: LTE (Bands 1,3,5,7,8,18,19,26,28) TD-LTE (Bands 38,41) | LTE Cat12 (Bands 1,3,5,7,8) TD-LTE (Bands 34,38,39,40,41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, 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 | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) | Xiaomi Mi 6X (64GB/4GB) | |
| Back camera (main camera) | 16 megapixels | (dual camera) 12 megapixels 20MP f/1.81/2.8"1.0µm |
| Main camera resolution | 4608x3456 pixels | 4000x3000 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 on main camera and LED on front camera |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | feature not registered | 1/2.9" inches |
| Pixel size | feature not registered | 1.25µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) | Xiaomi Mi 6X (64GB/4GB) | |
| Front camera (secondary) | (dual front camera) 12 megapixels 8MP 12mm120° | 20 megapixels |
| Front camera resolution | 4000x3000 pixels | 5164x3872 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | LED | LED |
| Focal aperture | f/1.8 (aperture) | f/2.2 (aperture) |
| Focal length | 25mm (lens) | feature not registered |
| Sensor size | 1/2.55" inches | 1/2.8" inches |
| Pixel size | 1.4µm pixel | 1µm pixel |
🔉 Sound and multimedia | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) | Xiaomi Mi 6X (64GB/4GB) | |
| Loudspeaker | Supported | Supported |
| 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, OGG, eAAC+, FLAC | MP3, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) | Xiaomi Mi 6X (64GB/4GB) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | Type-C jack with 3.5mm jack adapter |
| TV output | Not supported | Not supported |
| Bluetooth | 4.2 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) | Xiaomi Mi 6X (64GB/4GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) | Xiaomi Mi 6X (64GB/4GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3000 mAh | 3000 mAh |
| Charger, watts | 10W (5V/2A) Wired charging | 18W Wired fast charging Quick Charge 3 |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 30 hours (1.3 days) | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) | Xiaomi Mi 6X (64GB/4GB) | |
| 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: Rouge Red, Sunlight Gold, Deepsea Black • Metal body • ASUS ZenUI 4.0 • 2.5D screen glass • DTS sound enhancement • Hi-Res audio • 24-bit/192kHz audio • Slow motion 720p@120fps • Sony IMX362 sensor front camera • DuoPixel 24MP (2x12MP) front camera • Fast battery charging • VoLTE | • Colors: Black, Gold, Blue, Red, Rose Gold • Back camera sensor: Sony IMX486/IMX376 • Front camera sensor: Sony IMX376 • WiFi display |
☢️ Radiation rate | ||
| Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/4GB) | Xiaomi Mi 6X (64GB/4GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.96W/kg (head), 0.64W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 1.16W/kg (head), 0.66W/kg (body) |