Xiaomi Mi 4 (4G 16GB) vs ZTE Axon M (Z999)
Side by side comparison between Xiaomi Mi 4 vs ZTE Axon M phones, differences, pros, cons and full specifications. What's the better?
,
5"
IPS
IPS
1080x1920
13
MP
MP
8mp
3GB
RAM
RAM
Quad-core
3080
mAh
mAh
(Non removable)
vs
5.2"
IPS
IPS
1080x1920
20
MP
MP
4GB
RAM
RAM
Quad-core
3180
mAh
mAh
(Non removable)
What's the better phone? ZTE Axon M (Z999)
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 
14 Advantages | 28 Common items in both devices |
| 16 million |
| 1080x1920 pixels |
| Dual-LED flash |
| Only digital zoom |
| Autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| HDR photo/video only main camera / HDR photo only main camera |
| +21 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 | ||
| Xiaomi Mi 4 (4G 16GB) | ZTE Axon M (Z999) | |
| Model | Xiaomi Mi 4 (4G 16GB) | Axon M (Z999) |
| Other model names | Xiaomi Mi4 LTE Internacional, Xiaomi Mi4 4G, Xiaomi Leo | AT&T ZTE Axon M foldable, ZTE Z999, 中兴天机Axon M |
| Country or region available |  (Global, International) |  USA |
| Brand | Xiaomi | ZTE |
| Release date | 12/1/2014 | 11/1/2017 |
| Depth | 8.9 millimeters (0.35 inches) | 12.2 millimeters (0.48 inches) |
| Size (width x height) | 68.5 x 139.2 millimeters (2.7 x 5.48 in) | 71.6 x 150.9 millimeters (2.82 x 5.94 in) |
| Weight | 149 grams (5.22 ounces) | 230 grams (8.05 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Xiaomi Mi 4 (4G 16GB) | ZTE Axon M (Z999) | |
| Display type | TFT LED-Backlit IPS LCD | TFT IPS LCD |
| Screen size | 5" inches | 5.2" inches |
| Screen-to-body ratio | ~72.3% (screen-to-body ratio) | ~69% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 441 PPI | 424 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 5 |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Xiaomi Mi 4 (4G 16GB) | ZTE Axon M (Z999) | |
| System version | Android 4.4.3 KitKat | Android 7.1.2 Nougat |
| Firmware update | Android 6.0.1 Marshmallow | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Xiaomi Mi 4 (4G 16GB) | ZTE Axon M (Z999) | |
| Chipset | 32bit: Qualcomm Snapdragon 801 MSM8974-AC (28nm) | 64bit: Qualcomm Snapdragon 821 MSM8996AB Pro (14nm) |
| CPU | Quad-core, 1 processor: 4x 2.5GHz Krait 400 (Quad-core) | Quad-core, 2 processors: 2x 2.15GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-core) |
| GPU graphical controller | Qualcomm Adreno 330 578Mhz | Qualcomm Adreno 530 624Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Xiaomi Mi 4 (4G 16GB) | ZTE Axon M (Z999) | |
| RAM memory | 3GB LPDDR3 | 4GB LPDDR4 |
| Internal storage | 16GB (13GB available) | 64GB (45GB available) |
| External storage | Not supported | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Xiaomi Mi 4 (4G 16GB) | ZTE Axon M (Z999) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 150/50 Mbps | 300/50 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 | Dual-Band 850/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | UMTS 850/1700/1900 |
| Primary 4G network | LTE Cat4 800/850/900/1800/2100/2600 (Bands 1,3,5,7,8,20) | LTE Cat12 (Bands 2, 4, 5, 12, 29, 30, 66) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
| Secondary 2G network | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Xiaomi Mi 4 (4G 16GB) | ZTE Axon M (Z999) | |
| Back camera (main camera) | 13 megapixels | 20 megapixels |
| Main camera resolution | 4128x3096 pixels | 5472x3648 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3" inches | 1/2.8" inches |
| Pixel size | 1.12µm pixel | 1µm pixel |
| Autofocus | 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/video only main camera | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Xiaomi Mi 4 (4G 16GB) | ZTE Axon M (Z999) | |
| Front camera (secondary) | 8 megapixels | Not supported |
| Front camera resolution | 3264x2448 pixels | Not supported |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/1.8 (aperture) | 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 | ||
| Xiaomi Mi 4 (4G 16GB) | ZTE Axon M (Z999) | |
| 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, DivX, XviD, H.264, H.263, WMV | MP4, H.265, H.264, H.263 |
| Audio formats | MP3, WAV, eAAC+, FLAC | MP3, WAV, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
| Xiaomi Mi 4 (4G 16GB) | ZTE Axon M (Z999) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Micro-B USB MHL | Not supported |
| Bluetooth | 4.0 + A2DP | 4.2 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Xiaomi Mi 4 (4G 16GB) | ZTE Axon M (Z999) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi Mi 4 (4G 16GB) | ZTE Axon M (Z999) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 3080 mAh | 3180 mAh |
| Charger, watts | Wired charging | 18W Wired fast charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | feature not registered | 28.5 hours (1.2 days) |
| Standby | 113.3 hours (4.7 days) | 290 hours (12.1 days) |
➕ Other features | ||
| Xiaomi Mi 4 (4G 16GB) | ZTE Axon M (Z999) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| Messaging | SMS (Swype), 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 • USB OTG On-The-Go 1.3 • MI UI 5.0 • Quick Charge 2.0 • WiFi display Java framework | • Colors: Carbon Black • 2.5D glass screen • Additional 5.2" IPS screen (Dual screen) • Quick Charge 3.0 (47% in 30min) • Dolby Atmos sound • 32-bit/384kHz audio • Sony IMX350 sensor in both cameras • Slow motion 720p@240fps |
☢️ Radiation rate | ||
| Xiaomi Mi 4 (4G 16GB) | ZTE Axon M (Z999) | |
| 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 |