In depth comparison and review of ASUS ZenFone Zoom (ZX551ML) and Xiaomi Redmi 5A. 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 Zoom (ZX551ML) | Xiaomi Redmi 5A |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | ZX551ML | - | |
| Form Factor | Touch | Touch | |
| Height | 158.9 mm | 140.4 mm | ASUS ZenFone Zoom (ZX551ML) has greater height than Xiaomi Redmi 5A. |
| Width | 78.8 mm | 70.1 mm | ASUS ZenFone Zoom (ZX551ML) has greater width than Xiaomi Redmi 5A. |
| Depth | 12 mm | 8.35 mm | Xiaomi Redmi 5A is narrower than ASUS ZenFone Zoom (ZX551ML). |
| Weight | 185 g | 137 g | Xiaomi Redmi 5A is lighter than ASUS ZenFone Zoom (ZX551ML). |
| Body Colour | Ceramic white | Pure black | Dark grey | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.432 W/kg (body), 0.343 W/kg (head) | 1.234 W/kg (body), 0.53 W/kg (head) | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Micro SIM | Nano SIM | |
| SIM Card Qty | - | Dual-SIM |
| DISPLAY | ASUS ZenFone Zoom (ZX551ML) | Xiaomi Redmi 5A |
|---|
| Display Type | LCD display | LCD display | |
|---|---|---|---|
| Display Technology | IPS | - | |
| Screen Size (Display Size) | 5.5" | 5" | ASUS ZenFone Zoom (ZX551ML) has larger screen size than Xiaomi Redmi 5A. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1280 x 720 pixels | ASUS ZenFone Zoom (ZX551ML) has better screen resolution than Xiaomi Redmi 5A. |
| Display Format | Full HD | HD | |
| Pixel Density | 401 ppi | 296 ppi | ASUS ZenFone Zoom (ZX551ML) has better pixel density than Xiaomi Redmi 5A. |
| Colour Depth | 16.7 million colours | - | |
| Contrast Ratio | - | 1000:1 | |
| Display Features | - | Reading mode, Colour temperature adjustment | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 4 (scratch resistant glass) | - |
| PROCESSOR | ASUS ZenFone Zoom (ZX551ML) | Xiaomi Redmi 5A |
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| Processor Type (CPU) | Intel Atom | Qualcomm Snapdragon 425 | |
|---|---|---|---|
| Processor Number | Z3590 | - | |
| Clock Speed | 2.5 GHz | 1.4 GHz | ASUS ZenFone Zoom (ZX551ML) has higher clock speed than Xiaomi Redmi 5A. |
| Processor Core Qty | Quad-core | Quad-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | - | Yes | Xiaomi Redmi 5A has 64-bit architecture. |
| Graphics System (GPU) | PowerVR G6430 | Qualcomm ADRENO 308 |
| MEMORY | ASUS ZenFone Zoom (ZX551ML) | Xiaomi Redmi 5A |
|---|
| RAM | 4 GB | 2 GB | ASUS ZenFone Zoom (ZX551ML) has more RAM than Xiaomi Redmi 5A. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 16 GB | ASUS ZenFone Zoom (ZX551ML) has more internal memory than Xiaomi Redmi 5A. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | microSDHC, microSDXC - up to 128 GB |
| CAMERA | ASUS ZenFone Zoom (ZX551ML) | Xiaomi Redmi 5A |
|---|
| MAIN CAMERA |
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| Number of Main Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 13 Megapixel | Both phones have the same camera resolution. |
| Lens Aperture | F/2.7-4.8 | F/2.2 | Xiaomi Redmi 5A has better lens aperture than ASUS ZenFone Zoom (ZX551ML). |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | ASUS ZenFone Zoom (ZX551ML) has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | Yes | - | |
| Digital Zoom | 3x | - | |
| Special Effects | - | HDR | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama | Burst mode, Panorama, low-light shots | |
| Face Recognition (Face ID) | Face detection | Face recognition | Both phones have face detection. |
| Light Source | Dual LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | - | Phase Detect Auto-Focus (PDAF) |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 5 Megapixel | Both phones have the same front camera resolution. |
| Lens Aperture (Front) | F/2.0 | F/2.0 | Both phones have the same front camera lens aperture. |
| Face Recognition (Face ID) | - | Face recognition | Xiaomi Redmi 5A has face detection. |
| Camera Features (Front) | - | Selfie countdown |
| BATTERY AND CHARGING | ASUS ZenFone Zoom (ZX551ML) | Xiaomi Redmi 5A |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 3000 mAh | Both phones have the same battery capacity. |
|---|---|---|---|
| Standby Time | - | 192 hours | |
| Run Time Details | - | Standby: up to 192 hrs Playback (video): up to 7 hrs Gaming: up to 7 hrs |
|
| Battery Technology | Lithium polymer | - |
| CELLULAR | ASUS ZenFone Zoom (ZX551ML) | Xiaomi Redmi 5A |
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| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 5.0 (Lollipop) | - | |
| User Interface | ASUS ZenUI 2.0 | MIUI 9 | |
| Navigation | A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | ASUS ZenFone Zoom (ZX551ML) | Xiaomi Redmi 5A |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 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 9, Band 18, Band 19, Band 28 | Band 1, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 1800, FDD 800 lower, FDD 800 upper, FDD 700 APT | FDD 2100, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | Infrared (IrDA), IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 4.1 | |
| Bluetooth Profiles | A2DP | HID | |
| NFC | Yes | - | ASUS ZenFone Zoom (ZX551ML) has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | ASUS ZenFone Zoom (ZX551ML) | Xiaomi Redmi 5A |
|---|
| Supported Digital Audio Standards | - | WAV, AAC, PCM, MP3, AAC +, eAAC+, APE (Monkey's Audio), AMR-WB, AMR-NB | |
|---|---|---|---|
| Supported Digital Video Standards | - | XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP |
| FEATURES | ASUS ZenFone Zoom (ZX551ML) | Xiaomi Redmi 5A |
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| Phone Functions | Speakerphone, call timer, conference call, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, digital compass, gyro sensor | Accelerometer, ambient light sensor, proximity sensor | |
| Additional Phone Features | Multitasking | Infrared remote control, Split Screen |
| OTHERS | ASUS ZenFone Zoom (ZX551ML) | Xiaomi Redmi 5A |
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| Included Accessories | Power adapter | USB cable, power adapter, SIM card removal tool |
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