Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) vs Samsung Galaxy J7 Sky Pro (SM-S727VL)
Side by side comparison between Asus Zenfone 4 vs Samsung Galaxy J7 Sky Pro phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
IPS
IPS
1080x1920
12.2
MP
MP
8mp
4GB
RAM
RAM
Octa-core
3300
mAh
mAh
(Non removable)
vs
5.5"
IPS
IPS
720x1280
8
MP
MP
5mp
2GB
RAM
RAM
Quad-core
3300
mAh
mAh
(Removable)
What's the better phone? Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)
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!
22 Advantages 
2 Advantages | 22 Common items in both devices |
| Until 256GB microSD, microSDXC |
| TFT IPS LCD |
| 16 million |
| 5.5" |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| +15 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 4 (ZE554KL 64GB/4GB NFC) | Galaxy J7 Sky Pro (SM-S727VL) | |
| Model | Zenfone 4 (ZE554KL 64GB/4GB NFC) | Galaxy J7 Sky Pro (SM-S727VL) |
| Other model names | Asus Zenfone 4 (NFC version) Snapdragon 630 (4GB RAM) | Galaxy J7 S727VL (TracFone) TFSAS727VCP (Straight Talk) |
| Country or region available |       (Europe), South Africa, China, USA, Hong Kong, Taiwan | USA |
| Brand | Asus | Samsung |
| Release date | 10/1/2017 | 3/1/2017 |
| Depth | 7.5 millimeters (0.3 inches) | 8.6 millimeters (0.34 inches) |
| Size (width x height) | 75.2 x 155.4 millimeters (2.96 x 6.12 in) | 76.2 x 151.4 millimeters (3 x 5.96 in) |
| Weight | 165 grams (5.78 ounces) | 167 grams (5.85 ounces) |
| Build, materials | Aluminum frame, glass front/back | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Galaxy J7 Sky Pro (SM-S727VL) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 5.5" inches | 5.5" inches |
| Screen-to-body ratio | ~71.4% (screen-to-body ratio) | ~72.3% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 720x1280 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 401 PPI | 267 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Galaxy J7 Sky Pro (SM-S727VL) | |
| System version | Android 7.1.1 Nougat | Android 6.0.1 Marshmallow |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Galaxy J7 Sky Pro (SM-S727VL) | |
| Chipset | 64bit: Qualcomm Snapdragon 630 SDM630 (14nm) | 64bit: Qualcomm Snapdragon 425 MSM8917 (28nm) |
| CPU | Octa-core, 2 processors: 4x 2.2GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core) | Quad-core, 1 processor: 4x 1.4GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 508 | Qualcomm Adreno 308 400Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Galaxy J7 Sky Pro (SM-S727VL) | |
| RAM memory | 4GB LPDDR4X | 2GB LPDDR3 |
| Internal storage | 64GB (52GB available) | 16GB (10GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Galaxy J7 Sky Pro (SM-S727VL) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 600/150 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 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Primary 3G network | China version: UMTS 850/900/1900/2100 North America version: UMTS 800/850/900/1700/1900/2100 Taiwan version: UMTS 800/850/900/1800/1900/2100 | CDMA2000 1xEV-DO UMTS 850/1900 |
| Primary 4G network | LTE Cat12 China version: LTE (Bands 1,2,3,5,7,8) TD-LTE (Bands 34,38,39,40,41) North America version: LTE (Bands 1,2,3,4,5,7,8,12,17,28) Taiwan version: LTE (Bands 1,2,3,5,7,8,18,19,28) TD-LTE (Bands 38,39,40,41) | LTE Cat6 (Bands 2, 4, 5, 12, 66) |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, 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 4 (ZE554KL 64GB/4GB NFC) | Galaxy J7 Sky Pro (SM-S727VL) | |
| Back camera (main camera) | (dual camera) 12.2 megapixels 8MP 12mm | 8 megapixels |
| Main camera resolution | 4032x3024 pixels | 3264x2448 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 25mm lens | feature not registered |
| Sensor size | 1/2.55" inches | feature not registered |
| Pixel size | 1.4µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS (4-axis): Optical stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Galaxy J7 Sky Pro (SM-S727VL) | |
| Front camera (secondary) | 8 megapixels | 5 megapixels |
| Front camera resolution | 3264x2448 pixels | 2560x1920 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | 24mm lens | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Galaxy J7 Sky Pro (SM-S727VL) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263 | MP4, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, OGG, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Galaxy J7 Sky Pro (SM-S727VL) | |
| USB | USB 2.0 Type-C reversible connector | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.2 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Galaxy J7 Sky Pro (SM-S727VL) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Galaxy J7 Sky Pro (SM-S727VL) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 3300 mAh | 3300 mAh |
| Charger, watts | 10W (5V/2A) Wired charging | Wired charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 30 hours (1.3 days) | 31 hours (1.3 days) |
| Standby | 552 hours (23 days) | feature not registered |
➕ Other features | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Galaxy J7 Sky Pro (SM-S727VL) | |
| 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: Moonlight white, Mint green, Midnight black • Asus ZenUI 4.0 • 2.5D glass screen • Sony IMX362 back camera sensor • Fast battery charging: 50% in 36min • 24-bit/192kHz audio • DTS surround sound • VoLTE | • Colors: Black • HAC M4/T3 |
☢️ Radiation rate | ||
| Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) | Galaxy J7 Sky Pro (SM-S727VL) | |
| 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 |