ZTE Axon M (Z999) vs Asus Zenfone 3 Ultra (ZU680KL 128GB)
Side by side comparison between ZTE Axon M vs Asus Zenfone 3 Ultra phones, differences, pros, cons and full specifications. What's the better?
,
5.2"
IPS
IPS
1080x1920
20
MP
MP
4GB
RAM
RAM
Quad-core
3180
mAh
mAh
(Non removable)
vs
6.8"
IPS+
IPS+
1080x1920
23
MP
MP
8mp
4GB
RAM
RAM
Octa-core
4600
mAh
mAh
(Non removable)
What's the better phone? Asus Zenfone 3 Ultra (ZU680KL 128GB)
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 
12 Advantages | 28 Common items in both devices |
| 4GB LPDDR4 |
| Until 256GB microSD, microSDXC |
| TFT IPS LCD / TFT Super IPS+ |
| 16 million |
| 1080x1920 pixels |
| Dual-LED flash |
| Only digital zoom |
| +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 | ||
| ZTE Axon M (Z999) | Asus Zenfone 3 Ultra (ZU680KL 128GB) | |
| Change model | ||
| Model | Axon M (Z999) | Zenfone 3 Ultra (ZU680KL 128GB) |
| Other model names | AT&T ZTE Axon M foldable, ZTE Z999, 中兴天机Axon M | Asus Zenfone 3 Ultra 4GB/128GB ZU680KL DualSim, Asus Mercury |
| Country or region available |  USA |  (Global, International) |
| Brand | ZTE | Asus |
| Release date | 11/1/2017 | 8/1/2016 |
| Depth | 12.2 millimeters (0.48 inches) | 6.8 millimeters (0.27 inches) |
| Size (width x height) | 71.6 x 150.9 millimeters (2.82 x 5.94 in) | 93.9 x 186.4 millimeters (3.7 x 7.34 in) |
| Weight | 230 grams (8.05 ounces) | 233 grams (8.16 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| ZTE Axon M (Z999) | Asus Zenfone 3 Ultra (ZU680KL 128GB) | |
| Display type | TFT IPS LCD | TFT Super IPS+ |
| Screen size | 5.2" inches | 6.8" inches |
| Screen-to-body ratio | ~69% (screen-to-body ratio) | ~72.8% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 424 PPI | 324 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass 4 |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| ZTE Axon M (Z999) | Asus Zenfone 3 Ultra (ZU680KL 128GB) | |
| System version | Android 7.1.2 Nougat | Android 6.0.1 Marshmallow |
| Firmware update | feature not registered | Android 8.0 Oreo |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| ZTE Axon M (Z999) | Asus Zenfone 3 Ultra (ZU680KL 128GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 821 MSM8996AB Pro (14nm) | 64bit: Qualcomm Snapdragon 652 MSM8976 (28nm) |
| CPU | Quad-core, 2 processors: 2x 2.15GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-core) | Octa-core, 2 processors: 4x 1.8GHz ARM Cortex-A72 (Quad-core) 4x 1.4GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 530 624Mhz | Qualcomm Adreno 510 600Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| ZTE Axon M (Z999) | Asus Zenfone 3 Ultra (ZU680KL 128GB) | |
| RAM memory | 4GB LPDDR4 | 4GB LPDDR4 |
| Internal storage | 64GB (45GB available) | 128GB (118GB available) |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| ZTE Axon M (Z999) | Asus Zenfone 3 Ultra (ZU680KL 128GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Dual-Band 850/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/1700/1900 | Global version: UMTS 800/850/900/1900/2100 China version: CDMA2000, TD-SCDMA 1900/2000 UMTS 800/850/900/1900/2100 |
| Primary 4G network | LTE Cat12 (Bands 2, 4, 5, 12, 29, 30, 66) | LTE Cat6 Global version: LTE (Bands 1,3,5,7,8,18,19,20,26,28) TD-LTE (Bands 38,40,41) China version: LTE (Bands 1,3,5,7,8,18,19,20,26,28) TD-LTE (Bands 38,39,40,41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | GPRS, EDGE, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| ZTE Axon M (Z999) | Asus Zenfone 3 Ultra (ZU680KL 128GB) | |
| Back camera (main camera) | 20 megapixels | 23 megapixels |
| Main camera resolution | 5472x3648 pixels | 5520x4140 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 24 fps |
| Flash | Dual-LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2.8" inches | 1/2.6" inches |
| Pixel size | 1µm pixel | 1.12µm pixel |
| Autofocus | PDAF: phase detection autofocus | LDAF/PDAF: laser/phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS (4-axis): Optical 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 only main camera | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| ZTE Axon M (Z999) | Asus Zenfone 3 Ultra (ZU680KL 128GB) | |
| Front camera (secondary) | Not supported | 8 megapixels |
| Front camera resolution | Not supported | 3264x2448 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| 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 | ||
| ZTE Axon M (Z999) | Asus Zenfone 3 Ultra (ZU680KL 128GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM (RDS) |
| 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, eAAC+, FLAC |
🔌 Connectivity | ||
| ZTE Axon M (Z999) | Asus Zenfone 3 Ultra (ZU680KL 128GB) | |
| USB | USB 2.0 Type-C reversible connector | USB 2.0 Type-C reversible connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | USB Type-C SlimPort® |
| Bluetooth | 4.2 + A2DP | 4.2 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Supported |
🧭 Sensors | ||
| ZTE Axon M (Z999) | Asus Zenfone 3 Ultra (ZU680KL 128GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| ZTE Axon M (Z999) | Asus Zenfone 3 Ultra (ZU680KL 128GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 3180 mAh | 4600 mAh |
| Charger, watts | 18W Wired fast charging | 18W (9V/2A) Wired fast charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 28.5 hours (1.2 days) | 34 hours (1.4 days) |
| Standby | 290 hours (12.1 days) | feature not registered |
➕ Other features | ||
| ZTE Axon M (Z999) | Asus Zenfone 3 Ultra (ZU680KL 128GB) | |
| Call control | Voice dialing, Voice recorder | 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: 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 | • Colors: Titanium Gray, Glacier Silver, Rose Gold • USB OTG On-The-Go • Asus ZenUI 3.0 • Sony IMX318 sensor camera • DTS headphone • Hi-Res audio 192kHz/24bit • Quick Charge 3.0 • Fast charging battery: 60% in 45min • Miracast |
☢️ Radiation rate | ||
| ZTE Axon M (Z999) | Asus Zenfone 3 Ultra (ZU680KL 128GB) | |
| 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 |