In depth comparison and review of ASUS ZenFone 6 and ASUS ZenFone 4 (A400CXG). 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 6 | ASUS ZenFone 4 (A400CXG) |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | A400CXG | |
| Form Factor | Touch | Touch | |
| Height | 166.9 mm | 124.42 mm | ASUS ZenFone 6 has greater height than ASUS ZenFone 4 (A400CXG). |
| Width | 84.3 mm | 61.44 mm | ASUS ZenFone 6 has greater width than ASUS ZenFone 4 (A400CXG). |
| Depth | 9.9 mm | 12.3 mm | ASUS ZenFone 6 is narrower than ASUS ZenFone 6. |
| Weight | 196 g | 120 g | ASUS ZenFone 4 (A400CXG) is lighter than ASUS ZenFone 6. |
| Body Colour | Charcoal black | Black | Champagne gold | Cherry Red | Pearl white | Black | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.4 W/kg (body), 0.37 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 |
|
| SIM Card Type (Size) | Micro SIM | Micro SIM | |
| SIM Card Qty | Dual-SIM | - |
| DISPLAY | ASUS ZenFone 6 | ASUS ZenFone 4 (A400CXG) |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | TFT | |
| Screen Size (Display Size) | 6" | 4" | ASUS ZenFone 6 has larger screen size than ASUS ZenFone 4 (A400CXG). |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 800 x 480 pixels | ASUS ZenFone 6 has better screen resolution than ASUS ZenFone 4 (A400CXG). |
| Display Format | HD | - | |
| Display Protection (Screen Protector) | Fingerprint-resistant oleophobic coating, Corning Gorilla Glass 3 (scratch resistant glass) | - |
| PROCESSOR | ASUS ZenFone 6 | ASUS ZenFone 4 (A400CXG) |
|---|
| Processor Type (CPU) | Intel Atom | Intel Atom | |
|---|---|---|---|
| Processor Number | Z2580 | Z2520 | |
| Clock Speed | 2 GHz | 1.2 GHz | ASUS ZenFone 6 has higher clock speed than ASUS ZenFone 4 (A400CXG). |
| Processor Core Qty | Dual-core | - | |
| Graphics System (GPU) | PowerVR SGX544MP2 | PowerVR SGX544MP2 |
| MEMORY | ASUS ZenFone 6 | ASUS ZenFone 4 (A400CXG) |
|---|
| RAM | 2 GB | 1 GB | ASUS ZenFone 6 has more RAM than ASUS ZenFone 4 (A400CXG). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 8 GB | ASUS ZenFone 6 has more internal memory than ASUS ZenFone 4 (A400CXG). |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 64 GB | microSDHC, microSDXC - up to 64 GB |
| CAMERA | ASUS ZenFone 6 | ASUS ZenFone 4 (A400CXG) |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 5 Megapixel | ASUS ZenFone 6 has better camera resolution than ASUS ZenFone 4 (A400CXG). |
| Lens Aperture | - | F/2.4 | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p), 1280 x 720 (720p) |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 2 Megapixel | 0.3 Megapixel | ASUS ZenFone 6 has better front camera resolution than ASUS ZenFone 4 (A400CXG). |
| Lens Aperture (Front) | - | F/2.8 |
| BATTERY AND CHARGING | ASUS ZenFone 6 | ASUS ZenFone 4 (A400CXG) |
|---|
| Battery Capacity (Battery Size) | 3300 mAh | 1600 mAh | ASUS ZenFone 6 has larger battery capacity than ASUS ZenFone 4 (A400CXG). |
|---|---|---|---|
| Standby Time | 398 hours | 295.69 hours | ASUS ZenFone 6 has longer standby time than ASUS ZenFone 4 (A400CXG). |
| Talk Time | 1680 minutes | 770 minutes | ASUS ZenFone 6 has longer battery life when making calls than ASUS ZenFone 4 (A400CXG). |
| Run Time Details | Talk (WCDMA): up to 1680 min Standby (WCDMA): up to 398 hrs |
Talk (WCDMA): up to 770 hrs Continuous browsing (WCDMA): up to 4.4 hrs Continuous browsing (Wi-Fi): up to 7.13 hrs Playback (video): up to 4.99 hrs Standby (WCDMA): up to 295.69 hrs |
|
| Battery Technology | Lithium | Lithium polymer |
| CELLULAR | ASUS ZenFone 6 | ASUS ZenFone 4 (A400CXG) |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 3G | 3G | Both phones have the same mobile network generation. |
| Operating System | Android 4.3 (Jelly Bean) | Android 4.3 (Jelly Bean) | |
| User Interface | ASUS ZenUI | ASUS ZenUI | |
| Navigation | - | GPS, A-GPS, GLONASS |
| COMMUNICATIONS | ASUS ZenFone 6 | ASUS ZenFone 4 (A400CXG) |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, DC-HSPA+ | GPRS, EDGE, HSDPA, HSUPA, DC-HSPA+ | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 4.0 | |
| Bluetooth Profiles | A2DP | A2DP | |
| Communication Features | Mobile Email client, Internet browser | - | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | ASUS ZenFone 6 | ASUS ZenFone 4 (A400CXG) |
|---|
| Supported Digital Audio Standards | AAC, MP3, AAC +, OGG | AAC, MP3, AAC +, OGG | |
|---|---|---|---|
| Supported Digital Video Standards | MPEG-4, 3GP, H.264 | MPEG-4, 3GP, H.264 |
| FEATURES | ASUS ZenFone 6 | ASUS ZenFone 4 (A400CXG) |
|---|
| Phone Functions | Speakerphone, call timer, conference call, vibrating alert | Speakerphone, call timer, conference call, flight mode, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor | Proximity sensor, gyro 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 | ASUS SonicMaster technology, guaranteed upgrade to Android 4.4 (KitKat) |
| OTHERS | ASUS ZenFone 6 | ASUS ZenFone 4 (A400CXG) |
|---|
| Included Accessories | Power adapter | USB cable, power adapter |
|---|
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