Apple iPhone 4S (16GB) vs Asus Zenfone Selfie (ZD551KL 16GB)
Side by side comparison between Apple iPhone 4S vs Asus Zenfone Selfie phones, differences, pros, cons and full specifications. What's the better?
,
3.5"
IPS
IPS
640x960
8
MP
MP
0.3mp
512MB
RAM
RAM
Dual-core
1432
mAh
mAh
(Non 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!
4 Advantages 
20 Advantages | 23 Common items in both devices |
| 16GB (12GB available) |
| 16 million |
| Only digital zoom |
| Autofocus |
| BSI sensor |
| HDR photo only main camera |
| 1/3.2" inches |
| +16 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 4S (16GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Model | iPhone 4S (16GB) | Zenfone Selfie (ZD551KL 16GB) |
| Other model names | iPhone 4S A1387, iPhone 4S A1431 CDMA | Asus Zenfone Selfie Dual Sim ZD551KL |
| Country or region available |  (Global, International) | (Global, International) |
| Brand | Apple | Asus |
| Release date | 10/1/2011 | 7/1/2015 |
| Depth | 9.3 millimeters (0.37 inches) | 10.8 millimeters (0.43 inches) |
| Size (width x height) | 58.6 x 115.2 millimeters (2.31 x 4.54 in) | 77.2 x 156.5 millimeters (3.04 x 6.16 in) |
| Weight | 140 grams (4.9 ounces) | 170 grams (5.95 ounces) |
| Build, materials | Aluminum frame, glass front/back | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| iPhone 4S (16GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Display type | TFT LED-Backlit IPS LCD | TFT IPS LCD |
| Screen size | 3.5" inches | 5.5" inches |
| Screen-to-body ratio | ~54% (screen-to-body ratio) | ~69% (screen-to-body ratio) |
| Display resolution | 640x960 pixels (3:2) | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch 5-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 330 PPI | 401 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass | Gorilla Glass 4 |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| iPhone 4S (16GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| System version | iOS 5.0 | Android 5.0.2 Lollipop |
| Firmware update | iOS 9.0 | Android 6.0 Marshmallow |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| iPhone 4S (16GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Chipset | 32bit: Apple A5 (45nm) | 64bit: Qualcomm Snapdragon 615 MSM8939 (28nm) |
| CPU | Dual-core, 1 processor: 2x 1GHz ARM Cortex-A9 (Dual-core) | Octa-core, 2 processors: 4x 1.7GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | PowerVR SGX543 MP2 (200MHz) | Qualcomm Adreno 405 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| iPhone 4S (16GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| RAM memory | 512MB LPDDR2 | 2GB LPDDR3 |
| Internal storage | 16GB (12GB available) Flash (EEPROM) | 16GB (12GB available) |
| External storage | Not supported | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| iPhone 4S (16GB) | 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 | 14.4/5.76 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G | 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, A1431: CDMA 800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | A1387 version: UMTS 850/900/1900/2100 A1431 version: CDMA2000 1xEV-DO UMTS 850/900/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | Not supported | 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 | CSD, GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+ | 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 |
📷 Camera | ||
| iPhone 4S (16GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Back camera (main camera) | 8 megapixels | 13 megapixels |
| Main camera resolution | 3264x2448 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/2.4 (aperture) | f/2.0 (aperture) |
| Focal length | 35mm (lens) | feature not registered |
| Sensor size | 1/3.2" inches | 1/3.2" inches |
| Pixel size | 1.4µm pixel | 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 only main camera | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| iPhone 4S (16GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Front camera (secondary) | 0.3 megapixels | 13 megapixels |
| Front camera resolution | 640x480 pixels | 4128x3096 pixels |
| Video recording (secondary) | VGA (640x480) | Full HD (1920x1080) |
| Front flash | Not supported | 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 | ||
| iPhone 4S (16GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones | Not supported |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MPEG4 | MP4, H.264, H.263 |
| Audio formats | MP3, iTunes | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| iPhone 4S (16GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| USB | USB 2.0 proprietary connector | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Proprietary TV-out | Micro-B USB MHL |
| Bluetooth | 4.0 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) WiFi hotspot | 802.11 b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| iPhone 4S (16GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Sensors | Accelerometer Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| iPhone 4S (16GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Removable) |
| Battery capacity | 1432 mAh | 3000 mAh |
| Charger, watts | 5W (5V/1A) Wired charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 8.3 hours | 23 hours |
| Standby | 200 hours (8.3 days) | 255 hours (10.6 days) |
➕ Other features | ||
| iPhone 4S (16GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| Messaging | SMS, 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 with tutorial | 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 • Videocalling over WiFi only • Siri natural language commands and dictation iCloud | • 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 | ||
| iPhone 4S (16GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.18W/kg (head), 0.98W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.99W/kg (head), 0.99W/kg (body) | feature not registered |