Microsoft Lumia 640 XL (4G LTE) vs Asus Zenfone Zoom (ZX550 16GB)
Side by side comparison between Microsoft Lumia 640 XL vs Asus Zenfone Zoom (ZX550) phones, differences, pros, cons and full specifications. What's the better?
,
5.7"
IPS
IPS
720x1280
13
MP
MP
5mp
1GB
RAM
RAM
Quad-core
3000
mAh
mAh
(Removable)
vs
5.5"
IPS
IPS
1080x1920
13
MP
MP
5mp
2GB
RAM
RAM
Quad-core
3000
mAh
mAh
(Non removable)
What's the better phone? Asus Zenfone Zoom (ZX550 16GB)
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!
12 Advantages 
12 Advantages | 26 Common items in both devices |
| TFT IPS LCD |
| 16 million |
| (back) 13MP |
| Autofocus / LDAF: laser detection autofocus |
| HDR photo only main camera |
| (front) 5MP |
| Full HD (1920x1080) |
| +19 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 | ||
| Microsoft Lumia 640 XL (4G LTE) | Asus Zenfone Zoom (ZX550 16GB) | |
| Model | Lumia 640 XL (4G LTE) | Zenfone Zoom (ZX550 16GB) |
| Other model names | Microsoft Lumia 640 XL LTE RM-1075 Dual-sim | Asus Zenfone Zoom ZX550 (Dual-Sim), Asus ZX550 |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Microsoft | Asus |
| Release date | 4/1/2015 | 12/1/2015 |
| Depth | 9 millimeters (0.35 inches) | 12 millimeters (0.47 inches) |
| Size (width x height) | 81.5 x 157.9 millimeters (3.21 x 6.22 in) | 78.8 x 158.9 millimeters (3.1 x 6.26 in) |
| Weight | 171 grams (5.99 ounces) | 185 grams (6.48 ounces) |
| Build, materials | Plastic body, glass front | Aluminum frame, glass front, leather back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Microsoft Lumia 640 XL (4G LTE) | Asus Zenfone Zoom (ZX550 16GB) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 5.7" inches | 5.5" inches |
| Screen-to-body ratio | ~69.6% (screen-to-body ratio) | ~66.6% (screen-to-body ratio) |
| Display resolution | 720x1280 pixels | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 258 PPI | 401 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass 3 |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Microsoft Lumia 640 XL (4G LTE) | Asus Zenfone Zoom (ZX550 16GB) | |
| System version | Windows Phone 8.1 | Android 5.0.2 Lollipop |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Microsoft Lumia 640 XL (4G LTE) | Asus Zenfone Zoom (ZX550 16GB) | |
| Chipset | 32bit: Qualcomm Snapdragon 400 MSM8226 (28nm) | 64bit: Intel Atom Z3580 (22nm) |
| CPU | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A7 (Quad-core) | Quad-core, 1 processor: 4x 2.3GHz Intel Silvermont (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 305 | PowerVR G6430 MP4 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Microsoft Lumia 640 XL (4G LTE) | Asus Zenfone Zoom (ZX550 16GB) | |
| RAM memory | 1GB LPDDR2 | 2GB LPDDR3 |
| Internal storage | 8GB (3GB available) | 16GB (12GB available) |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Microsoft Lumia 640 XL (4G LTE) | Asus Zenfone Zoom (ZX550 16GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 150/50 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat4 700/800/850/900/1700/1800/1900/2100/2300/2600 (Bands 1,2,3,4,5,7,8,12,17,20,28,38,40) | LTE Cat4 (Bands 1, 2, 3, 4, 5, 7, 8, 9, 17, 18, 19, 20, 28, 29) TD-LTE (Bands 38, 39, 40, 41) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE |
| 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 | ||
| Microsoft Lumia 640 XL (4G LTE) | Asus Zenfone Zoom (ZX550 16GB) | |
| Back camera (main camera) | 13 megapixels | 13 megapixels |
| Main camera resolution | 4128x3096 pixels | 4128x3096 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/2.0 (aperture) | f/2.7 (aperture) |
| Focal length | 28mm (lens) | 28mm (lens) |
| Sensor size | 1/3" inches | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | LDAF: laser detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo only main camera | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Microsoft Lumia 640 XL (4G LTE) | Asus Zenfone Zoom (ZX550 16GB) | |
| Front camera (secondary) | 5 megapixels | 5 megapixels |
| Front camera resolution | 2592x1944 pixels | 2560x1920 pixels |
| Video recording (secondary) | Full HD (1920x1080) | HD (1280x720) |
| 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 | ||
| Microsoft Lumia 640 XL (4G LTE) | Asus Zenfone Zoom (ZX550 16GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+ | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Microsoft Lumia 640 XL (4G LTE) | Asus Zenfone Zoom (ZX550 16GB) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Microsoft Lumia 640 XL (4G LTE) | Asus Zenfone Zoom (ZX550 16GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Microsoft Lumia 640 XL (4G LTE) | Asus Zenfone Zoom (ZX550 16GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3000 mAh | 3000 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 23.7 hours | feature not registered |
| Standby | 936 hours (39 days) | feature not registered |
➕ Other features | ||
| Microsoft Lumia 640 XL (4G LTE) | Asus Zenfone Zoom (ZX550 16GB) | |
| 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: Black, White • Lumia Denim UI • Microsoft ClearBlack display • OneDrive 30GB • WiFi hotspot • Headset not included | • Colors: Black, White • Asus ZenUI • Hoya camera sensor • Laser autofocus camera (0.03 seconds) • 3x optical zoom camera • Dual tone flash • 5GB Asus Webstorage • Only one micro SIM card can connect to 3G/4G service at a time |
☢️ Radiation rate | ||
| Microsoft Lumia 640 XL (4G LTE) | Asus Zenfone Zoom (ZX550 16GB) | |
| 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 |