Quantum You 2 vs Asus Zenfone Selfie (ZD551KL 16GB)
Side by side comparison between Quantum You 2 vs Asus Zenfone Selfie phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
IPS
IPS
720x1440
13
MP
MP
8mp
1GB
RAM
RAM
Quad-core
3000
mAh
mAh
(Removable)
vs
5.5"
IPS
IPS
1080x1920
13
MP
MP
13mp
2GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Removable)
What's the better phone? Asus Zenfone Selfie (ZD551KL 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!
5 Advantages 
13 Advantages | 27 Common items in both devices |
| 16GB (11GB available) / 16GB (12GB available) |
| TFT IPS LCD |
| 16 million |
| 5.5" |
| (back) 13MP |
| Only digital zoom |
| Autofocus |
| +20 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 | ||
| Quantum You 2 | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Change model | ||
| Model | You 2 | Zenfone Selfie (ZD551KL 16GB) |
| Other model names | Positivo Quantum You 2 QE83 (Android Go) | Asus Zenfone Selfie Dual Sim ZD551KL |
| Country or region available |  Brazil |  (Global, International) |
| Brand | Quantum | Asus |
| Release date | 7/1/2018 | 7/1/2015 |
| Depth | 10 millimeters (0.39 inches) | 10.8 millimeters (0.43 inches) |
| Size (width x height) | 72 x 148 millimeters (2.83 x 5.83 in) | 77.2 x 156.5 millimeters (3.04 x 6.16 in) |
| Weight | 150 grams (5.25 ounces) | 170 grams (5.95 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Quantum You 2 | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 5.5" inches | 5.5" inches |
| Screen-to-body ratio | ~73.3% (screen-to-body ratio) | ~69% (screen-to-body ratio) |
| Display resolution | 720x1440 pixels (18:9) | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 293 PPI | 401 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 4 |
| Refresh rate | 60Hz | feature not registered |
| Display features | 2.5D glass | feature not registered |
🤖 Operating System | ||
| Quantum You 2 | Asus Zenfone Selfie (ZD551KL 16GB) | |
| System version | Android 8.1 Oreo | Android 5.0.2 Lollipop |
| Firmware update | feature not registered | Android 6.0 Marshmallow |
| User Interface | Android Go Edition | feature not registered |
⚙️ Processor | ||
| Quantum You 2 | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Chipset | 64bit: MediaTek MT6737 (28nm) | 64bit: Qualcomm Snapdragon 615 MSM8939 (28nm) |
| CPU | Quad-core, 1 processor: 4x 1.3GHz ARM Cortex-A53 (Quad-core) | Octa-core, 2 processors: 4x 1.7GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | ARM Mali-T720 MP1 650Mhz | Qualcomm Adreno 405 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Quantum You 2 | Asus Zenfone Selfie (ZD551KL 16GB) | |
| RAM memory | 1GB LPDDR3 | 2GB LPDDR3 |
| Internal storage | 16GB (11GB available) eMMC 5.0 | 16GB (12GB available) |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Quantum You 2 | Asus Zenfone Selfie (ZD551KL 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) and nano-SIM (4FF) | 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 850/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat4 (1, 3, 4, 7, 28) | LTE Cat4 800/850/900/1800/1900/2100/2600 (Bands 1,2,3,5,7,8,20) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/1900/2100 | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | GPRS, EDGE |
📷 Camera | ||
| Quantum You 2 | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Back camera (main camera) | 13 megapixels | 13 megapixels |
| Main camera resolution | 4128x3096 pixels | 4128x3096 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash on both cameras | Dual-LED flash |
| Focal aperture | feature not registered | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/3.2" inches |
| Pixel size | feature not registered | feature not registered |
| Autofocus | Autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo only main camera | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Quantum You 2 | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Front camera (secondary) | 8 megapixels | 13 megapixels |
| Front camera resolution | 3264x2448 pixels | 4128x3096 pixels |
| Video recording (secondary) | HD (1280x720) | Full HD (1920x1080) |
| Front flash | LED | Not supported |
| Focal aperture | feature not registered | 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 | ||
| Quantum You 2 | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | Not supported | Not supported |
| Radio | FM | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, XviD | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Quantum You 2 | Asus Zenfone Selfie (ZD551KL 16GB) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0 |
| 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 [wifi4] (2.4GHz, 5GHz) WiFi hotspot | 802.11 b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Quantum You 2 | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Sensors | Accelerometer Ambient light sensor Fingerprint sensor (rear-mounted) Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Quantum You 2 | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Battery type | LiPo: li-ion polymer (Removable) | LiPo: li-ion polymer (Removable) |
| Battery capacity | 3000 mAh | 3000 mAh |
| Charger, watts | 5W Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 23 hours |
| Standby | feature not registered | 255 hours (10.6 days) |
➕ Other features | ||
| Quantum You 2 | Asus Zenfone Selfie (ZD551KL 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, Red, Gold • Screen protector included | • Colors: Pure White, Chic Pink, Aqua Blue • ASUS ZenUI • ASUS TruVivid • Oleophobic coating on screen • Laser autofocus camera • Toshiba sensor camera • 5GB ASUS WebStorage • Beidou GPS |
☢️ Radiation rate | ||
| Quantum You 2 | Asus Zenfone Selfie (ZD551KL 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 |