Apple iPhone XS (256GB) vs Asus Zenfone Zoom (ZX551ML 32GB)
Side by side comparison between Apple iPhone XS vs Asus Zenfone Zoom (ZX551ML) phones, differences, pros, cons and full specifications. What's the better?
,
5.8"
AMOLED
AMOLED
1125x2436
12
MP
MP
7.1mp
4GB
RAM
RAM
Hexa-core
2658
mAh
mAh
(Non removable)
vs
5.5"
IPS
IPS
1080x1920
13
MP
MP
5mp
4GB
RAM
RAM
Quad-core
3000
mAh
mAh
(Non removable)
What's the better phone? Apple iPhone XS (256GB)
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!
23 Advantages 
6 Advantages | 22 Common items in both devices |
| 16 million |
| Digital and optical zoom |
| PDAF: phase detection autofocus / LDAF: laser detection autofocus |
| OIS: Optical stabilization |
| 4G LTE-A / 4G LTE |
| 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 | ||
| iPhone XS (256GB) | Asus Zenfone Zoom (ZX551ML 32GB) | |
| Model | iPhone XS (256GB) | Zenfone Zoom (ZX551ML 32GB) |
| Other model names | iPhone Xs A1920, A2097, A2098, A2100 | Asus Zenfone Zoom ZX551ML (4G), Asus ZX551ML |
| Country or region available |  (Global, International) |   (Latin America), (Europe) |
| Brand | Apple | Asus |
| Release date | 9/21/2018, Announced: 9/12/2018 | 12/1/2015 |
| Depth | 7.7 millimeters (0.3 inches) | 12 millimeters (0.47 inches) |
| Size (width x height) | 70.9 x 143.6 millimeters (2.79 x 5.65 in) | 78.8 x 158.9 millimeters (3.1 x 6.26 in) |
| Weight | 177 grams (6.2 ounces) | 185 grams (6.48 ounces) |
| Build, materials | Stainless steel body, glass front/back | Aluminum frame, glass front, leather back |
| Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant | Not supported |
📲 Display | ||
| iPhone XS (256GB) | Asus Zenfone Zoom (ZX551ML 32GB) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 5.8" inches | 5.5" inches |
| Screen-to-body ratio | ~81.1% (screen-to-body ratio) | ~66.6% (screen-to-body ratio) |
| Display resolution | 1125x2436 pixels (19.5:9) | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 463 PPI | 401 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Scratch-resistant glass | Gorilla Glass 4 |
| Refresh rate | 60Hz | feature not registered |
| Display features | 625nits[typ] Dolby Vision/HDR10 Oleophobic coating screen | feature not registered |
🤖 Operating System | ||
| iPhone XS (256GB) | Asus Zenfone Zoom (ZX551ML 32GB) | |
| System version | iOS 12 | Android 5.0.2 Lollipop |
| Firmware update | iOS 18 | Android 6.0 Marshmallow |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| iPhone XS (256GB) | Asus Zenfone Zoom (ZX551ML 32GB) | |
| Chipset | 64bit: Apple A12 Bionic (7nm) | 64bit: Intel Atom Z3590 (22nm) |
| CPU | Hexa-core, 2 processors: 2x 2.25GHz Vortex (Dual-core) 4x 1.6GHz Tempest (Quad-core) | Quad-core, 1 processor: 4x 2.5GHz Intel Silvermont (Quad-core) |
| GPU graphical controller | Apple GPU (4-Core) | PowerVR G6430 MP4 |
| Performance (benchmark) | AnTuTu: 346379 (v7) Geekbench: 11472 (v4.4) GFXBench: 47fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| iPhone XS (256GB) | Asus Zenfone Zoom (ZX551ML 32GB) | |
| RAM memory | 4GB LPDDR4X | 4GB LPDDR3 |
| Internal storage | 256GB (244GB available) NVMe (SSD) | 32GB (26GB available) |
| External storage | Not supported | Until 128GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| iPhone XS (256GB) | Asus Zenfone Zoom (ZX551ML 32GB) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 1024/150 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | All models: CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 A2100 model: TD-SCDMA 1900/2000 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat16 VoLTE A1920/A2100 models: LTE (Bands 1,2,3,4,5,7,8,12,13,14, 17, 18, 19,20,25,26,29,30,32,66,71) TD-LTE (Bands 34,38,39,40, 41,46) A2097 model: LTE (Bands 1,2,3,4,5,7,8,12,13,14, 17, 18, 19, 20,25,26,28,29,30,32,66) TD-LTE (Bands 34,38,39,40, 41,46) A2098 model: LTE (Bands 1,2,3,4,5,7,8,11,12,13,14, 17, 18, 19, 20,21,25,26,28,29,30,66) TD-LTE (Bands 34,38,39,40, 41,42,46) | LTE Cat4 (Bands 1, 2, 3, 5, 7, 8, 9, 18, 19, 28) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | 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 | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| 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 | ||
| iPhone XS (256GB) | Asus Zenfone Zoom (ZX551ML 32GB) | |
| Back camera (main camera) | (dual camera) 12 megapixels 12MP f/2.452mm1.0µm | 13 megapixels |
| Main camera resolution | 4000x3000 pixels | 4128x3096 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 60 fps | Full HD (1920x1080) 30 fps |
| Flash | Quad-LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/2.7 (aperture) |
| Focal length | 28mm (lens) | 28mm (lens) |
| Sensor size | 1/2.55" inches | feature not registered |
| Pixel size | 1.4µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | LDAF: laser detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | OIS: Optical stabilization |
| Zoom | Digital and optical zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | HDR photo only main camera |
| Camera extras | 1080p@240fps | feature not registered |
📸 Front camera | ||
| iPhone XS (256GB) | Asus Zenfone Zoom (ZX551ML 32GB) | |
| Front camera (secondary) | 7.1 megapixels | 5 megapixels |
| Front camera resolution | 3072x2304 pixels | 2560x1920 pixels |
| Video recording (secondary) | Full HD (1920x1080) | HD (1280x720) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | 32mm (lens) | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| iPhone XS (256GB) | Asus Zenfone Zoom (ZX551ML 32GB) | |
| Loudspeaker | Stereo sound | Supported |
| Active noise cancellation | 3 microphones | Not supported |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MPEG4, H.265, H.264, MOV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, AAX+, AIFF | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| iPhone XS (256GB) | Asus Zenfone Zoom (ZX551ML 32GB) | |
| USB | USB 2.0 proprietary connector | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | proprietary audio output | 3.5mm jack |
| TV output | Proprietary TV-out | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi 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, GALILEO, QZSS | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| iPhone XS (256GB) | Asus Zenfone Zoom (ZX551ML 32GB) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock 3D Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| iPhone XS (256GB) | Asus Zenfone Zoom (ZX551ML 32GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2658 mAh | 3000 mAh |
| Charger, watts | 15W Wired fast charging USB Power Delivery 2.0 | 18W Wired fast charging |
| Inductive / wireless charging | Qi wireless charging | feature not registered |
| Talk time autonomy | 20 hours | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| iPhone XS (256GB) | Asus Zenfone Zoom (ZX551ML 32GB) | |
| 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: Space Gray, Silver, Gold • Lightning to 3.5mm headphone jack adapter included • Apple Pay • AirDrop, iCloud, FaceTime, Siri • Face ID | • Colors: Black, White • Asus ZenUI • Hoya camera sensor • Laser autofocus camera (0.03 seconds) • 3x optical zoom camera • Dual tone flash • Fast battery charging: 60% in 40min • Beidou GPS • 5GB Asus Webstorage |
☢️ Radiation rate | ||
| iPhone XS (256GB) | Asus Zenfone Zoom (ZX551ML 32GB) | |
| 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 |