Physical features | Oppo Find 7 (X9077) | Asus Zenfone Selfie (ZD551KL 16GB) |
Model | Find 7 (X9077) | Zenfone Selfie (ZD551KL 16GB) |
Other model names | Oppo Find 7 QHD (China Mobile), Oppo Find 7 X9077 | Asus Zenfone Selfie Dual Sim ZD551KL |
Country or region available |  China |  (Global, International) |
Brand | Oppo | Asus |
Release date | April, 2014 | July, 2015 |
Depth | 9.2 millimeters (0.36 inches) | 10.8 millimeters (0.43 inches) |
Size (width x height) | 75 x 152.6 millimeters (2.95 x 6.01 in) | 77.2 x 156.5 millimeters (3.04 x 6.16 in) |
Weight | 171 grams (5.99 ounces) | 170 grams (5.95 ounces) |
Qwerty physical keyboard | Not supported | Not supported |
Antenna | Internal antenna | Internal antenna |
Build, materials | feature not registered | feature not registered |
Protection against water and others | Not supported | Not supported |
System (OS) | Oppo Find 7 (X9077) | Asus Zenfone Selfie (ZD551KL 16GB) |
Operating system | Android 4.3 Jelly Bean | Android 5.0.2 Lollipop |
Firmware update | feature not registered | Android 6.0 Marshmallow |
Hardware | Oppo Find 7 (X9077) | Asus Zenfone Selfie (ZD551KL 16GB) |
Chipset | 32bit - Qualcomm Snapdragon 801 MSM8974-AC (28nm) | 64bit - Qualcomm Snapdragon 615 MSM8939 (28nm) |
CPU processor | 2.5Ghz Quad-Core Krait 400 | Octa-Core, 2 processors: 1.7Ghz Quad-Core ARM Cortex-A53 1Ghz Quad-Core ARM Cortex-A53 |
GPU graphical controller | Qualcomm Adreno 330 578Mhz | Qualcomm Adreno 405 |
RAM memory | 3GB LPDDR3 | 2GB LPDDR3 |
Internal storage | 32GB (25GB available) | 16GB (12GB available) |
External storage | Until 128GB microSD, microSDXC (dedicated slot) | Until 64GB microSD, microSDXC (dedicated slot) |
Display | Oppo Find 7 (X9077) | 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 | ~72.9% (screen-to-body ratio) | ~69% (screen-to-body ratio) |
Display resolution | 1440x2560 pixels | 1080x1920 pixels |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 534 PPI | 401 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass 4 |
Display features | feature not registered | feature not registered |
Mobile networks | Oppo Find 7 (X9077) | Asus Zenfone Selfie (ZD551KL 16GB) |
Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
Maximum download/upload | 100/50 Mbps | 150/50 Mbps |
Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
Frequency, bands | Expand band detailsCollapse 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 | TD-SCDMA 1900/2000 UMTS 850/900/1900/2100 | UMTS 850/900/1900/2100 |
Primary 4G network | TD-LTE 1900/2300/2600 (Bands 38,39,40) | 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, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
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 |
Calling | Oppo Find 7 (X9077) | Asus Zenfone Selfie (ZD551KL 16GB) |
Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
Speakerphone | Supported | Supported |
Video calling | Supported | Supported |
Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
Camera | Oppo Find 7 (X9077) | Asus Zenfone Selfie (ZD551KL 16GB) |
Back camera (main camera) | 13 megapixels | 13 megapixels |
Main camera resolution | 4128x3096 pixels | 4128x3096 pixels |
Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
Flash | Dual-LED flash | Dual-LED flash |
Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
Focal length | feature not registered | feature not registered |
Sensor size | 1/3" inches | 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 | Supported | Supported |
HDR | HDR photo/video only main camera | HDR photo only main camera |
2ª camera | Oppo Find 7 (X9077) | Asus Zenfone Selfie (ZD551KL 16GB) |
Front camera (secondary) | 5 megapixels | 13 megapixels |
Front camera resolution | 2592x1944 pixels | 4128x3096 pixels |
Video recording (secondary) | HD (1280x720) | Full HD (1920x1080) |
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 |
Multimedia | Oppo Find 7 (X9077) | Asus Zenfone Selfie (ZD551KL 16GB) |
Radio | Not supported | FM (RDS) |
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 | Oppo Find 7 (X9077) | Asus Zenfone Selfie (ZD551KL 16GB) |
USB | MicroUSB 2.0 | MicroUSB 2.0 |
TV output | Not supported | Micro-B USB MHL |
Audio output | 3.5mm jack | 3.5mm jack |
Bluetooth | 4.0 + A2DP | 4.0 + A2DP |
WiFi | 802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO | 802.11 b/g/n/ac (2.4Ghz, 5Ghz) |
DLNA | Supported | Not supported |
NFC | Supported | Not supported |
GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS |
Infrared port | Not supported | Not supported |
Other functions | Oppo Find 7 (X9077) | Asus Zenfone Selfie (ZD551KL 16GB) |
Active noise cancellation | Supported | Not supported |
Vibrating alert | Supported | Supported |
Ringtones | Polyphonic and customized | Polyphonic and customized |
Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
Sensors | Accelerometer Proximity sensor Compass Ambient Light sensor Gyroscope
| Accelerometer Proximity sensor Compass Ambient Light sensor Gyroscope Hall effect
|
Other features | - Colors: Black, White - ColorOS UI - LED notification light - USB On-The-Go 1.3 - 720p slow motion video 120fps - Oppo MaxxAudio sound enhancement - WiFi display - WiFi direct - WiFi hotspot - Support for gloved and wet touch - Rapid Charge battery | - 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 - WiFi direct, hotspot |
Power supply | Oppo Find 7 (X9077) | Asus Zenfone Selfie (ZD551KL 16GB) |
Battery | LiPo: Li-Ion polymer (Removable) BLP575 | LiPo: Li-Ion polymer (Removable) |
Battery capacity | 3000 mAh | 3000 mAh |
Charger, watts | Standard charging | Standard charging |
Talk time autonomy | feature not registered | 1380 minutes | 23 hours | 1 day |
Standby | feature not registered | 15300 minutes | 255 hours | 10.6 days |
Radiation rate | Oppo Find 7 (X9077) | 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 |