Detailed comparison and review of ASUS ZenFone 6 and ASUS ZenFone 2 (ZE551ML). With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
DESIGN AND DIMENSIONS | ASUS ZenFone 6 | ASUS ZenFone 2 (ZE551ML) |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | - | ZE551ML | |
Form Factor | Touch | Touch | |
Height | 166.9 mm | 152.5 mm | ASUS ZenFone 6 has greater height than ASUS ZenFone 2 (ZE551ML). |
Width | 84.3 mm | 77.2 mm | ASUS ZenFone 6 has greater width than ASUS ZenFone 2 (ZE551ML). |
Depth | 9.9 mm | 10.9 mm | ASUS ZenFone 6 is narrower than ASUS ZenFone 6. |
Weight | 196 g | 170 g | ASUS ZenFone 2 (ZE551ML) is lighter than ASUS ZenFone 6. |
Body Colour | Charcoal black | Black | Champagne gold | Cherry Red | Pearl white | Grey | |
Waterproof (Water-resistant) | - | - | |
SAR Value | 0.4 W/kg (body), 0.37 W/kg (head) | 0.87 W/kg (body), 0.92 W/kg (head) | |
Connector Type | Headset jack - mini-phone 3.5mm USB |
Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
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SIM Card Type (Size) | Micro SIM | Micro SIM | |
SIM Card Qty | Dual-SIM | Dual-SIM |
DISPLAY | ASUS ZenFone 6 | ASUS ZenFone 2 (ZE551ML) |
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Display Type | LCD display | LCD display | |
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Display Technology | IPS | IPS | |
Screen Size (Display Size) | 6" | 5.5" | ASUS ZenFone 6 has larger screen size than ASUS ZenFone 2 (ZE551ML). |
Screen Resolution (Display Resolution) | 1280 x 720 pixels | 1920 x 1080 pixels | ASUS ZenFone 2 (ZE551ML) has better screen resolution than ASUS ZenFone 6. |
Display Format | HD | Full HD | |
Pixel Density | - | 400 ppi | |
Display Protection (Screen Protector) | Fingerprint-resistant oleophobic coating, Corning Gorilla Glass 3 (scratch resistant glass) | Fingerprint-resistant oleophobic coating, Corning Gorilla Glass 3 (scratch resistant glass) |
PROCESSOR | ASUS ZenFone 6 | ASUS ZenFone 2 (ZE551ML) |
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Processor Type (CPU) | Intel Atom | Intel Atom | |
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Processor Number | Z2580 | Z3560 | |
Clock Speed | 2 GHz | 1.83 GHz | ASUS ZenFone 6 has higher clock speed than ASUS ZenFone 2 (ZE551ML). |
Processor Core Qty | Dual-core | Quad-core | ASUS ZenFone 2 (ZE551ML) has higher processor core quantity than ASUS ZenFone 6. |
64-bit Architecture | - | Yes | ASUS ZenFone 2 (ZE551ML) has 64-bit architecture. |
Graphics System (GPU) | PowerVR SGX544MP2 | PowerVR G6430 |
MEMORY | ASUS ZenFone 6 | ASUS ZenFone 2 (ZE551ML) |
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RAM | 2 GB | 2 GB | Both phones have the same RAM size. |
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Internal Memory Size (Storage Capacity) | 16 GB | 16 GB | Both phones have the same internal memory capacity. |
Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 64 GB | microSDHC, microSDXC - up to 64 GB |
CAMERA | ASUS ZenFone 6 | ASUS ZenFone 2 (ZE551ML) |
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MAIN CAMERA |
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Number of Main Cameras | 1 | 1 | |
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Sensor Resolution | 13 Megapixel | 13 Megapixel | Both phones have the same camera resolution. |
Lens Aperture | - | F/2.0 | |
Focus Adjustment | - | Automatic | |
HDR Mode | - | Super HDR | |
Camera Modes | - | Panoramic pictures, night mode, wide selfie mode, Beauty mode | |
Face Recognition (Face ID) | - | Face detection | ASUS ZenFone 2 (ZE551ML) has face detection. |
Light Source | - | Dual LED flash | |
Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) | |
Camera Features (Functions) | - | Zero Shutter Lag, Blue Glass Infrared Filter, By Pixel Super Resolution technology |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 2 Megapixel | 5 Megapixel | ASUS ZenFone 2 (ZE551ML) has better front camera resolution than ASUS ZenFone 6. |
BATTERY AND CHARGING | ASUS ZenFone 6 | ASUS ZenFone 2 (ZE551ML) |
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Battery Capacity (Battery Size) | 3300 mAh | 3000 mAh | ASUS ZenFone 6 has larger battery capacity than ASUS ZenFone 2 (ZE551ML). |
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Standby Time | 398 hours | - | |
Talk Time | 1680 minutes | - | |
Run Time Details | Talk (WCDMA): up to 1680 min Standby (WCDMA): up to 398 hrs |
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Battery Technology | Lithium | Lithium polymer |
CELLULAR | ASUS ZenFone 6 | ASUS ZenFone 2 (ZE551ML) |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 3G | 4G | ASUS ZenFone 2 (ZE551ML) has more advanced generation mobile network. |
Operating System | Android 4.3 (Jelly Bean) | Android 5.0 (Lollipop) | |
User Interface | ASUS ZenUI | ASUS ZenUI | |
Navigation | - | GPS, A-GPS, GLONASS, BeiDou |
COMMUNICATIONS | ASUS ZenFone 6 | ASUS ZenFone 2 (ZE551ML) |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, DC-HSPA+ | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE | |
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2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
4G LTE Band | - | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 17, Band 20 | |
4G LTE Frequency | - | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700b, FDD 800 DD | |
Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
Bluetooth | Bluetooth 4.0 | Bluetooth 4.0 | |
Bluetooth Profiles | A2DP | - | |
NFC | - | Yes | ASUS ZenFone 2 (ZE551ML) has NFC reader for mobile payments. |
Communication Features | Mobile Email client, Internet browser | - | |
Messaging Services | SMS, MMS | SMS, MMS |
MEDIA | ASUS ZenFone 6 | ASUS ZenFone 2 (ZE551ML) |
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Supported Digital Audio Standards | AAC, MP3, AAC +, OGG | - | |
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Supported Digital Video Standards | MPEG-4, 3GP, H.264 | - |
FEATURES | ASUS ZenFone 6 | ASUS ZenFone 2 (ZE551ML) |
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Phone Functions | Speakerphone, call timer, conference call, vibrating alert | Speakerphone, call timer, conference call, flight mode, vibrating alert | |
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Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor | Ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor | |
Personal Information Management | Calendar, synchronization with PC, calculator, reminder, alarm clock | - | |
Dual SIM Card Capability | Yes | - | |
Additional Phone Features | Multitasking, Glove mode, ASUS SonicMaster technology, ASUS TruVivid technology, Power Saving Mode | Kids Mode, Glove Touchscreen Operation, ASUS BoostMaster technology |
OTHERS | ASUS ZenFone 6 | ASUS ZenFone 2 (ZE551ML) |
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Included Accessories | Power adapter | Headset, power adapter |
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