Asus Zenfone Zoom (ZX551ML 128GB) vs Samsung Galaxy A3 (SM-A300YZ)
Side by side comparison between Asus Zenfone Zoom (ZX551ML) vs Samsung Galaxy A3 phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
IPS
IPS
1080x1920
13
MP
MP
5mp
4GB
RAM
RAM
Quad-core
3000
mAh
mAh
(Non removable)
vs
4.5"
AMOLED
AMOLED
540x960
8
MP
MP
5mp
1GB
RAM
RAM
Quad-core
1900
mAh
mAh
(Non removable)
What's the better phone? Asus Zenfone Zoom (ZX551ML 128GB)
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!
17 Advantages 
7 Advantages | 21 Common items in both devices |
| 16 million |
| LDAF: laser detection autofocus / Autofocus |
| HDR photo only main camera |
| (front) 5MP |
| Full HD (1920x1080) |
| 4G LTE |
| 150 Mbps |
| +14 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 (ZX551ML 128GB) | Galaxy A3 (SM-A300YZ) | |
| Model | Zenfone Zoom (ZX551ML 128GB) | Galaxy A3 (SM-A300YZ) |
| Other model names | Asus Zenfone Zoom ZX551ML (4G), Asus ZX551ML | Galaxy A3 (4G LTE) SM-A300YZ (Single-Sim) |
| Country or region available |   (Latin America), (Europe) |    (Latin America), Chile, Guatemala, Panama |
| Brand | Asus | Samsung |
| Release date | 12/1/2015 | 11/1/2014 |
| Depth | 12 millimeters (0.47 inches) | 6.9 millimeters (0.27 inches) |
| Size (width x height) | 78.8 x 158.9 millimeters (3.1 x 6.26 in) | 65.5 x 130.1 millimeters (2.58 x 5.12 in) |
| Weight | 185 grams (6.48 ounces) | 110 grams (3.85 ounces) |
| Build, materials | Aluminum frame, glass front, leather back | Aluminum body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Asus Zenfone Zoom (ZX551ML 128GB) | Galaxy A3 (SM-A300YZ) | |
| Display type | TFT IPS LCD | Super AMOLED |
| Screen size | 5.5" inches | 4.5" inches |
| Screen-to-body ratio | ~66.6% (screen-to-body ratio) | ~65.5% (screen-to-body ratio) |
| Display resolution | 1080x1920 pixels | 540x960 pixels (16:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 401 PPI | 245 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 4 | Gorilla Glass 4 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Not supported |
🤖 Operating System | ||
| Asus Zenfone Zoom (ZX551ML 128GB) | Galaxy A3 (SM-A300YZ) | |
| System version | Android 5.0.2 Lollipop | Android 4.4.4 KitKat |
| Firmware update | Android 6.0 Marshmallow | Android 6.0.1 Marshmallow |
| User Interface | feature not registered | TouchWiz UX |
⚙️ Processor | ||
| Asus Zenfone Zoom (ZX551ML 128GB) | Galaxy A3 (SM-A300YZ) | |
| Chipset | 64bit: Intel Atom Z3590 (22nm) | 64bit: Qualcomm Snapdragon 410 (MSM8916) (28nm) |
| CPU | Quad-core, 1 processor: 4x 2.5GHz Intel Silvermont (Quad-core) | Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | PowerVR G6430 MP4 | Qualcomm Adreno 306 (400MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Asus Zenfone Zoom (ZX551ML 128GB) | Galaxy A3 (SM-A300YZ) | |
| RAM memory | 4GB LPDDR3 | 1GB LPDDR2 |
| Internal storage | 128GB (122GB available) | 16GB (12GB available) eMMC 4.5 |
| External storage | Until 128GB microSD, microSDXC (dedicated slot) | Until 64GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Asus Zenfone Zoom (ZX551ML 128GB) | Galaxy A3 (SM-A300YZ) | |
| Dual-SIM | Not supported | Not supported |
| SIM card | 1 slot (Single-SIM) micro-SIM (3FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| 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 850/900/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat4 (Bands 1, 2, 3, 5, 7, 8, 9, 18, 19, 28) | LTE Cat4 (3, 7, 8, 28) |
| 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 | Not supported | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | Not supported |
📷 Camera | ||
| Asus Zenfone Zoom (ZX551ML 128GB) | Galaxy A3 (SM-A300YZ) | |
| Back camera (main camera) | 13 megapixels | 8 megapixels |
| Main camera resolution | 4128x3096 pixels | 3264x2448 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) | f/2.4 (aperture) |
| Focal length | 28mm lens | 31mm lens |
| 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 | Supported |
| Image stabilization | OIS: Optical stabilization | EIS: Digital stabilization |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo only main camera | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Asus Zenfone Zoom (ZX551ML 128GB) | Galaxy A3 (SM-A300YZ) | |
| Front camera (secondary) | 5 megapixels | 5 megapixels |
| Front camera resolution | 2560x1920 pixels | 2592x1944 pixels |
| Video recording (secondary) | HD (1280x720) | WVGA (800x480) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | 23mm lens |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Asus Zenfone Zoom (ZX551ML 128GB) | Galaxy A3 (SM-A300YZ) | |
| Loudspeaker | Supported | Mono sound (not stereo) |
| Active noise cancellation | Not supported | 2 microphones or more |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV, eAAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Asus Zenfone Zoom (ZX551ML 128GB) | Galaxy A3 (SM-A300YZ) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 b/g/n [wifi4] (2.4GHz) WiFi hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Asus Zenfone Zoom (ZX551ML 128GB) | Galaxy A3 (SM-A300YZ) | |
| Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Asus Zenfone Zoom (ZX551ML 128GB) | Galaxy A3 (SM-A300YZ) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 3000 mAh | 1900 mAh |
| Charger, watts | 18W Wired fast charging | 3.5W (5V/0.7A) Wired charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | feature not registered | 12 hours |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Asus Zenfone Zoom (ZX551ML 128GB) | Galaxy A3 (SM-A300YZ) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| 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, White • Asus ZenUI • Hoya camera sensor • Laser autofocus camera (0.03 seconds) • 3x optical zoom camera • Dual tone flash • Fast battery charging: 60% in 40min • Beidou GPS • 5GB Asus Webstorage | • Colors: Black, White, Blue, Silver, Pink, Gold • Java framework |
☢️ Radiation rate | ||
| Asus Zenfone Zoom (ZX551ML 128GB) | Galaxy A3 (SM-A300YZ) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.52W/kg (head), 1.08W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.342W/kg (head), 0.231W/kg (body) |