In depth comparison and review of ASUS ZenFone 4 Max (ZC554KL) and Vivo X20 Plus UD. 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 4 Max (ZC554KL) | Vivo X20 Plus UD |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | ZC554KL | - | |
| Form Factor | Touch | Touch | |
| Height | 154 mm | 155.3 mm | Vivo X20 Plus UD has greater height than ASUS ZenFone 4 Max (ZC554KL). |
| Width | 76.9 mm | 80.1 mm | Vivo X20 Plus UD has greater width than ASUS ZenFone 4 Max (ZC554KL). |
| Depth | 8.9 mm | 7.5 mm | Vivo X20 Plus UD is narrower than ASUS ZenFone 4 Max (ZC554KL). |
| Weight | 181 g | 181.5 g | ASUS ZenFone 4 Max (ZC554KL) is lighter than ASUS ZenFone 4 Max (ZC554KL). |
| Body Colour | Rose pink | Deepsea black | - | |
| Body Material | Metal | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.2 W/kg (body), 0.302 W/kg (head) | - | |
| Integrated Components | FM radio | - | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
| DISPLAY | ASUS ZenFone 4 Max (ZC554KL) | Vivo X20 Plus UD |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS | Super AMOLED | |
| Screen Size (Display Size) | 5.5" | 6.43" | Vivo X20 Plus UD has larger screen size than ASUS ZenFone 4 Max (ZC554KL). |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 2160 x 1080 pixels | Vivo X20 Plus UD has better screen resolution than ASUS ZenFone 4 Max (ZC554KL). |
| Display Format | HD | - | |
| Pixel Density | - | 376 ppi | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Enhancement Technology | Blue light filter | - | |
| Display Features | 2.5D curved glass | - |
| PROCESSOR | ASUS ZenFone 4 Max (ZC554KL) | Vivo X20 Plus UD |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 430 | Qualcomm Snapdragon 660 | |
|---|---|---|---|
| Processor Number | MSM8937 | MSM8956 | |
| Clock Speed | 1.4 GHz | 2.2 GHz | Vivo X20 Plus UD has higher clock speed than ASUS ZenFone 4 Max (ZC554KL). |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | ASUS ZenFone 4 Max (ZC554KL) has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 505 | Qualcomm ADRENO 512 |
| MEMORY | ASUS ZenFone 4 Max (ZC554KL) | Vivo X20 Plus UD |
|---|
| RAM | LPDDR3 SDRAM - 3 GB | 4 GB | Vivo X20 Plus UD has more RAM than ASUS ZenFone 4 Max (ZC554KL). |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 128 GB | Vivo X20 Plus UD has more internal memory than ASUS ZenFone 4 Max (ZC554KL). |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | microSDHC, microSDXC - up to 256 GB |
| CAMERA | ASUS ZenFone 4 Max (ZC554KL) | Vivo X20 Plus UD |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 12 Megapixel | ASUS ZenFone 4 Max (ZC554KL) has better camera resolution than Vivo X20 Plus UD. |
| Lens Aperture | F/2.0 | F/1.8 | Vivo X20 Plus UD has better lens aperture than ASUS ZenFone 4 Max (ZC554KL). |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | Yes | - | |
| Special Effects | - | HDR | |
| Camera Modes | Panorama, Pro mode | Panorama | |
| Face Recognition (Face ID) | - | Face detection | Vivo X20 Plus UD has face detection. |
| Light Source | LED light | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps | 1920 x 1080 (1080p) at 30 fps | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), PixelMaster 4.0 camera, Instant cameras switching | Geotagging |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 5 Megapixel | 5 Megapixel | Both phones have the same second camera resolution. |
|---|---|---|---|
| Lens Type (2nd Camera) | Wide-angle lens | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 12 Megapixel | Vivo X20 Plus UD has better front camera resolution than ASUS ZenFone 4 Max (ZC554KL). |
| Lens Type (Front) | Wide-angle lens | - | |
| Lens Aperture (Front) | F/2.2 | F/2.0 | Vivo X20 Plus UD has better front lens aperture than ASUS ZenFone 4 Max (ZC554KL). |
| Light Source (Front) | LED light | Flash | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) |
| BATTERY AND CHARGING | ASUS ZenFone 4 Max (ZC554KL) | Vivo X20 Plus UD |
|---|
| Battery Capacity (Battery Size) | 5000 mAh | 3900 mAh | ASUS ZenFone 4 Max (ZC554KL) has larger battery capacity than Vivo X20 Plus UD. |
|---|---|---|---|
| Standby Time | 1104 hours | - | |
| Talk Time | 2400 minutes | - | |
| Run Time Details | Talk: up to 2400 min Standby: up to 1104 hrs Playback (video): up to 22 hrs Active online usage (Wi-Fi): up to 26 hrs |
- | |
| Battery Technology | Lithium polymer | Lithium Ion |
| CELLULAR | ASUS ZenFone 4 Max (ZC554KL) | Vivo X20 Plus UD |
|---|
| Technology | WCDMA (UMTS) / GSM | CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 7.1.1 Nougat | Funtouch OS 3.2 (based on Android 7.1.1) | |
| User Interface | ASUS ZenUI | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS |
| COMMUNICATIONS | ASUS ZenFone 4 Max (ZC554KL) | Vivo X20 Plus UD |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE | GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X | |
| 3G UMTS Band | Band 1, Band 5, Band 8 | - | |
| 3G UMTS Frequency | 2100, 850, 900 | - | |
| 4G LTE Band | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 40 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 8, Band 38, Band 39, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2300 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 900, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11b/g/n | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 4.1 | Bluetooth 5.0 LE | |
| Bluetooth Profiles | - | A2DP | |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | ASUS ZenFone 4 Max (ZC554KL) | Vivo X20 Plus UD |
|---|
| Supported Digital Audio Standards | - | WAV, MP3, FLAC, eAAC+ | |
|---|---|---|---|
| Supported Digital Video Standards | - | MPEG-4, H.264 | |
| Sound Enhancements | - | Hi-Fi Sound support |
| FEATURES | ASUS ZenFone 4 Max (ZC554KL) | Vivo X20 Plus UD |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Ambient light sensor, proximity sensor, digital compass, gyro sensor, G-sensor | Accelerometer, proximity sensor, digital compass | |
| Security Devices | Fingerprint reader | Fingerprint reader (under display) | |
| Additional Phone Features | Dual microphones, Google Drive Storage (100 GB) (free for 2 years), power bank function, ASUS PowerMaster | Multitasking, Active noise-cancellation |
| OTHERS | ASUS ZenFone 4 Max (ZC554KL) | Vivo X20 Plus UD |
|---|
| Included Accessories | Headset, power adapter, OTG cable, micro-USB to USB cable | Power adapter |
|---|
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