Asus Zenfone Zoom (ZX550 16GB) vs Asus Padfone 2 (16GB)
Side by side comparison between Asus Zenfone Zoom (ZX550) vs Asus Padfone 2 phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
IPS
IPS
1080x1920
13
MP
MP
5mp
2GB
RAM
RAM
Quad-core
3000
mAh
mAh
(Non removable)
vs
4.7"
IPS+
IPS+
720x1280
13
MP
MP
1.2mp
2GB
RAM
RAM
Quad-core
2140
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!
14 Advantages 
4 Advantages | 24 Common items in both devices |
| TFT IPS LCD / TFT Super IPS+ |
| 16 million |
| (back) 13MP |
| LDAF: laser detection autofocus / Autofocus |
| Full HD (1920x1080) |
| (front) HD (1280x720) |
| 4G LTE |
| +17 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 Zoom (ZX550 16GB) | Asus Padfone 2 (16GB) | |
| Model | Zenfone Zoom (ZX550 16GB) | Padfone 2 (16GB) |
| Other model names | Asus Zenfone Zoom ZX550 (Dual-Sim), Asus ZX550 | Asus Padfone 2, Asus Pad Fone 2, Asus A68 |
| Country or region available |  (Global, International) | feature not registered |
| Brand | Asus | Asus |
| Release date | 12/1/2015 | 12/1/2012 |
| Depth | 12 millimeters (0.47 inches) | 9 millimeters (0.35 inches) |
| Size (width x height) | 78.8 x 158.9 millimeters (3.1 x 6.26 in) | 68.9 x 137.9 millimeters (2.71 x 5.43 in) |
| Weight | 185 grams (6.48 ounces) | 135 grams (4.73 ounces) |
| Build, materials | Aluminum frame, glass front, leather back | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus Zenfone Zoom (ZX550 16GB) | Asus Padfone 2 (16GB) | |
| Display type | TFT IPS LCD | TFT Super IPS+ |
| Screen size | 5.5" inches | 4.7" inches |
| Screen-to-body ratio | ~66.6% (screen-to-body ratio) | ~64.1% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 401 PPI | 312 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Asus Zenfone Zoom (ZX550 16GB) | Asus Padfone 2 (16GB) | |
| System version | Android 5.0.2 Lollipop | Android 4.0.4 Ice Cream Sandwich ICS |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Asus Zenfone Zoom (ZX550 16GB) | Asus Padfone 2 (16GB) | |
| Chipset | 64bit: Intel Atom Z3580 (22nm) | 32bit: Qualcomm Snapdragon S4 Pro (APQ8064) (28nm) |
| CPU | Quad-core, 1 processor: 4x 2.3GHz Intel Silvermont (Quad-core) | Quad-core, 1 processor: 4x 1.5GHz Krait 300 (Quad-core) |
| GPU graphical controller | PowerVR G6430 MP4 | Qualcomm Adreno 320 (400MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Asus Zenfone Zoom (ZX550 16GB) | Asus Padfone 2 (16GB) | |
| RAM memory | 2GB LPDDR3 | 2GB LPDDR2 |
| Internal storage | 16GB (12GB available) | 16GB |
| External storage | Until 64GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Asus Zenfone Zoom (ZX550 16GB) | Asus Padfone 2 (16GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 150/50 Mbps | 100/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G |
| 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 850/900/1900/2100 | Not supported |
| Primary 4G network | LTE Cat4 (Bands 1, 2, 3, 4, 5, 7, 8, 9, 17, 18, 19, 20, 28, 29) TD-LTE (Bands 38, 39, 40, 41) | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
📷 Camera | ||
| Asus Zenfone Zoom (ZX550 16GB) | Asus Padfone 2 (16GB) | |
| Back camera (main camera) | 13 megapixels | 13 megapixels |
| Main camera resolution | 4128x3096 pixels | 4032x3224 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/2.7 (aperture) | feature not registered |
| Focal length | 28mm (lens) | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | LDAF: laser detection autofocus | Autofocus |
| Touch focus | Supported | feature not registered |
| Image stabilization | OIS: Optical stabilization | feature not registered |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection |
| BSI sensor | Not supported | feature not registered |
| HDR | HDR photo only main camera | feature not registered |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Asus Zenfone Zoom (ZX550 16GB) | Asus Padfone 2 (16GB) | |
| Front camera (secondary) | 5 megapixels | 1.2 megapixels |
| Front camera resolution | 2560x1920 pixels | 1280x960 pixels |
| Video recording (secondary) | HD (1280x720) | HD (1280x720) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (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 | ||
| Asus Zenfone Zoom (ZX550 16GB) | Asus Padfone 2 (16GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | Not supported | feature not registered |
| Radio | Not supported | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Asus Zenfone Zoom (ZX550 16GB) | Asus Padfone 2 (16GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 2.0 proprietary connector |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Micro-B USB MHL |
| Bluetooth | 4.0 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging |
| NFC | Not supported | Supported |
| Infrared port | Not supported | feature not registered |
🧭 Sensors | ||
| Asus Zenfone Zoom (ZX550 16GB) | Asus Padfone 2 (16GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone Zoom (ZX550 16GB) | Asus Padfone 2 (16GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3000 mAh | 2140 mAh |
| Charger, watts | Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | feature not registered | 16 hours |
| Standby | feature not registered | 352 hours (14.7 days) |
➕ Other features | ||
| Asus Zenfone Zoom (ZX550 16GB) | Asus Padfone 2 (16GB) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (Swype), 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, Flash player |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • 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 | • Colors: Black, White • ASUS SonicMaster sound • ASUS Waveshare UI • HDMI 1.4a • Wi-Fi dual-band • Wi-Fi hotspot • Optional: Padfone Station with 10.1 inches IPS display, 1280x800 pixels, 5000 mAh battery, 514g • Java framework |
☢️ Radiation rate | ||
| Asus Zenfone Zoom (ZX550 16GB) | Asus Padfone 2 (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 |