In depth comparison and review of ASUS ZenFone 3 (ZE520KL) and Samsung Galaxy A3 (2017). Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | ASUS ZenFone 3 (ZE520KL) | Samsung Galaxy A3 (2017) |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | ZE520KL | SM-A320F | |
| Form Factor | Touch | Touch | |
| Height | 146.87 mm | 135.4 mm | ASUS ZenFone 3 (ZE520KL) has greater height than Samsung Galaxy A3 (2017). |
| Width | 73.98 mm | 66.2 mm | ASUS ZenFone 3 (ZE520KL) has greater width than Samsung Galaxy A3 (2017). |
| Depth | 7.69 mm | 7.9 mm | ASUS ZenFone 3 (ZE520KL) is narrower than ASUS ZenFone 3 (ZE520KL). |
| Weight | 144 g | 138 g | Samsung Galaxy A3 (2017) is lighter than ASUS ZenFone 3 (ZE520KL). |
| Body Colour | Moon white | Gold shimmer | Black sapphire | Sand gold | Blue mist | Blue-mist | Gold-sand | Black-sky | Peach-cloud | |
| Body Material | Metal, glass | Metal, glass | |
| Protection | - | Dustproof, waterproof | |
| Waterproof (Water-resistant) | - | Yes | Samsung Galaxy A3 (2017) is waterproof. |
| IP rating | - | IP68 | |
| SAR Value | 0.938 W/kg (body), 0.278 W/kg (head) | 1.38 W/kg (body), 0.349 W/kg (head) | |
| Integrated Components | FM radio | - | |
| Connector Type | Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
Headset jack - mini-phone 3.5mm USB Type-C - 24 pin USB-C |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM (SIM1 and SIM2/MicroSD slots) | Single-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | ASUS ZenFone 3 (ZE520KL) | Samsung Galaxy A3 (2017) |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | Super IPS+ | HD Super AMOLED | |
| Screen Size (Display Size) | 5.2" | 4.7" | ASUS ZenFone 3 (ZE520KL) has larger screen size than Samsung Galaxy A3 (2017). |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1280 x 720 pixels | ASUS ZenFone 3 (ZE520KL) has better screen resolution than Samsung Galaxy A3 (2017). |
| Display Format | Full HD | HD | |
| Max Brightness | 600 cd/m² | - | |
| Colour Depth | - | 16.7 million colours | |
| Display Enhancement Technology | Bluelight Filter for Eye Care | - | |
| Display Features | ASUS Glove Touch technology, 2.5D curved glass | Always-on display | |
| Display Protection (Screen Protector) | Fingerprint-resistant oleophobic coating, Corning Gorilla Glass (scratch resistant glass) | - |
| PROCESSOR | ASUS ZenFone 3 (ZE520KL) | Samsung Galaxy A3 (2017) |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 625 | - | |
|---|---|---|---|
| Clock Speed | 2 GHz | 1.6 GHz | ASUS ZenFone 3 (ZE520KL) has higher clock speed than Samsung Galaxy A3 (2017). |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | ASUS ZenFone 3 (ZE520KL) has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 506 | - |
| MEMORY | ASUS ZenFone 3 (ZE520KL) | Samsung Galaxy A3 (2017) |
|---|
| RAM | 3 GB | 2 GB | ASUS ZenFone 3 (ZE520KL) has more RAM than Samsung Galaxy A3 (2017). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 16 GB | ASUS ZenFone 3 (ZE520KL) has more internal memory than Samsung Galaxy A3 (2017). |
| User Memory | - | 9.7 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 2 TB | microSDHC, microSDXC - up to 256 GB |
| CAMERA | ASUS ZenFone 3 (ZE520KL) | Samsung Galaxy A3 (2017) |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 16 Megapixel | 13 Megapixel | ASUS ZenFone 3 (ZE520KL) has better camera resolution than Samsung Galaxy A3 (2017). |
| Sensor Type | - | CMOS | |
| Sensor Name | Sony Exmor RS IMX298 sensor | - | |
| Lens Aperture | F/2.0 | F/1.9 | Samsung Galaxy A3 (2017) has better lens aperture than ASUS ZenFone 3 (ZE520KL). |
| Lens Construction | 6-element | - | |
| Optical Image Stabiliser (OIS) | 4 Stop OIS (Optical Image Stabilisation) | - | ASUS ZenFone 3 (ZE520KL) has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | Yes | - | |
| Special Effects | Depth of field | - | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama, Time-lapse mode, night mode, manual mode, Real time beauty mode, super resolution mode, All Smiles mode, Mini mode | Food mode | |
| Light Source | Dual LED flash | LED light | |
| Video Resolutions | 3840 x 2160 (4K) | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Sapphire crystal lens cover, GIF animation function, Smart Remove, Electronic Image Stabiliser (EIS), Time Rewind, Largan lens | Quick Launch |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 8 Megapixel | Both phones have the same front camera resolution. |
| Sensor Type (Front) | - | CMOS | |
| Lens Aperture (Front) | F/2.0 | F/1.9 | Samsung Galaxy A3 (2017) has better front lens aperture than ASUS ZenFone 3 (ZE520KL). |
| HDR Mode (Front) | Auto HDR mode | - | |
| Camera Modes (Front) | Selfie panorama | - | |
| Camera Features (Front) | PixelMaster camera | - |
| BATTERY AND CHARGING | ASUS ZenFone 3 (ZE520KL) | Samsung Galaxy A3 (2017) |
|---|
| Battery Capacity (Battery Size) | 2650 mAh | 2350 mAh | ASUS ZenFone 3 (ZE520KL) has larger battery capacity than Samsung Galaxy A3 (2017). |
|---|---|---|---|
| Talk Time | - | 1020 minutes | |
| Run Time Details | - | Talk (3G): up to 1020 min Active online usage (3G): up to 12 hrs Active online usage (LTE): up to 16 hrs Active online usage (Wi-Fi): up to 17 hrs Playback (video): up to 17 hrs Playback (Music): up to 41 hrs Playback (audio (Always On Display Off)): up to 55 hrs |
| CELLULAR | ASUS ZenFone 3 (ZE520KL) | Samsung Galaxy A3 (2017) |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 6.0 (Marshmallow) | Android 6.0.1 (Marshmallow) | |
| User Interface | ASUS ZenUI 3.0 | - | |
| Payment Technology | - | Samsung Pay | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, GLONASS |
| COMMUNICATIONS | ASUS ZenFone 3 (ZE520KL) | Samsung Galaxy A3 (2017) |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, DC-HSPA+ | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | - | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 20 | Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 20, Band 40 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2300 | |
| Wireless Interface | Infrared (IrDA), IEEE 802.11b/g/n/ac | IEEE 802.11a/b/g/n/ac, ANT+/ANT | |
| Bluetooth | Bluetooth 4.2 | Bluetooth 4.2 | |
| Bluetooth Profiles | - | HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, PBAP, MAP, DIP, HOGP | |
| NFC | - | Yes | Samsung Galaxy A3 (2017) has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | ASUS ZenFone 3 (ZE520KL) | Samsung Galaxy A3 (2017) |
|---|
| Supported Digital Audio Standards | - | WAV, WMA, AAC, Ogg Vorbis, AMR, MP3, FLAC, AAC-LC, XMF, AAC +, OGG, eAAC+, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID, AMR-WB, AMR-NB | |
|---|---|---|---|
| Supported Digital Video Standards | - | MKV, VC-1, FLV, AVI, MPEG-4, WMV, ASF, 3GP, H.264, H.263, M4V, WebM, HEVC, MP43, 3G2, WMV8, VP8, VP9, H.265 |
| FEATURES | ASUS ZenFone 3 (ZE520KL) | Samsung Galaxy A3 (2017) |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor, RGB sensor | Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor | |
| Security Devices | Fingerprint reader | Fingerprint reader | |
| Additional Phone Features | Infrared remote control, Dual microphones, Hi-Res Audio, Google Drive Storage (100 GB) (free for 2 years), ASUS SonicMaster 3.0 technology, ASUS NoiseZero Talk technology | S-Voice, Samsung KNOX |
| OTHERS | ASUS ZenFone 3 (ZE520KL) | Samsung Galaxy A3 (2017) |
|---|
| Included Accessories | Power adapter | Power adapter | |
|---|---|---|---|
| Compliant Standards | - | IP68 | |
| Max Depth of Water Resistance | - | 1.5 m |
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