In depth comparison and review of ASUS ZenFone Zoom (ZX551ML) and OPPO R9. 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) | OPPO R9 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | ZX551ML | - | |
| Form Factor | Touch | Touch | |
| Height | 158.9 mm | 151.8 mm | ASUS ZenFone Zoom (ZX551ML) has greater height than OPPO R9. |
| Width | 78.8 mm | 74.3 mm | ASUS ZenFone Zoom (ZX551ML) has greater width than OPPO R9. |
| Depth | 12 mm | 6.6 mm | OPPO R9 is narrower than ASUS ZenFone Zoom (ZX551ML). |
| Weight | 185 g | 145 g | OPPO R9 is lighter than ASUS ZenFone Zoom (ZX551ML). |
| Body Colour | Ceramic white | Pure black | Gold | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.432 W/kg (body), 0.343 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 (SIM1 and SIM2/MicroSD slots) | |
| SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
| DISPLAY | ASUS ZenFone Zoom (ZX551ML) | OPPO R9 |
|---|
| Display Type | LCD display | - | |
|---|---|---|---|
| Display Technology | IPS | - | |
| Screen Size (Display Size) | 5.5" | 5.5" | Both phones have the same screen size. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1920 x 1080 pixels | Both phones have the same screen resolution. |
| Display Format | Full HD | Full HD | |
| Pixel Density | 401 ppi | 401 ppi | Both phones have the same pixel density. |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Protection (Screen Protector) | Corning Gorilla Glass 4 (scratch resistant glass) | Corning Gorilla Glass 4 (scratch resistant glass) |
| PROCESSOR | ASUS ZenFone Zoom (ZX551ML) | OPPO R9 |
|---|
| Processor Type (CPU) | Intel Atom | MediaTek Helio P10 | |
|---|---|---|---|
| Processor Number | Z3590 | - | |
| Clock Speed | 2.5 GHz | 2 GHz | ASUS ZenFone Zoom (ZX551ML) has higher clock speed than OPPO R9. |
| Processor Core Qty | Quad-core | 8-core | OPPO R9 has higher processor core quantity than ASUS ZenFone Zoom (ZX551ML). |
| Graphics System (GPU) | PowerVR G6430 | Mali T860 MP2 |
| MEMORY | ASUS ZenFone Zoom (ZX551ML) | OPPO R9 |
|---|
| RAM | 4 GB | 4 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 64 GB | OPPO R9 has more internal memory than ASUS ZenFone Zoom (ZX551ML). |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | microSDHC, microSDXC - up to 128 GB |
| CAMERA | ASUS ZenFone Zoom (ZX551ML) | OPPO R9 |
|---|
| MAIN CAMERA |
|---|
| 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 | OPPO R9 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 | - | |
| HDR Mode | Auto HDR mode | Auto HDR mode | |
| Camera Modes | Panorama | Panorama | |
| Face Recognition (Face ID) | Face detection | Face detection | Both phones have face detection. |
| Light Source | Dual LED flash | LED light | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 16 Megapixel | OPPO R9 has better front camera resolution than ASUS ZenFone Zoom (ZX551ML). |
| Lens Aperture (Front) | F/2.0 | F/2.0 | Both phones have the same front camera lens aperture. |
| BATTERY AND CHARGING | ASUS ZenFone Zoom (ZX551ML) | OPPO R9 |
|---|
| Battery Capacity (Battery Size) | 3000 mAh | 2850 mAh | ASUS ZenFone Zoom (ZX551ML) has larger battery capacity than OPPO R9. |
|---|---|---|---|
| Battery Technology | Lithium polymer | Lithium polymer |
| CELLULAR | ASUS ZenFone Zoom (ZX551ML) | OPPO R9 |
|---|
| Technology | WCDMA (UMTS) / GSM | CDMA2000 1X / GSM / WCDMA (UMTS) | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 5.0 (Lollipop) | ColorOS 3.0 (based on Android 5.1) | |
| User Interface | ASUS ZenUI 2.0 | - | |
| Navigation | A-GPS, GLONASS, BeiDou | GPS, A-GPS |
| COMMUNICATIONS | ASUS ZenFone Zoom (ZX551ML) | OPPO R9 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X | |
| 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 5, Band 38, Band 39, Band 40, Band 41 | |
| 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 850, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n | |
| Bluetooth | Bluetooth 4.0 | Bluetooth 4.0 | |
| Bluetooth Profiles | A2DP | - | |
| NFC | Yes | - | ASUS ZenFone Zoom (ZX551ML) has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | ASUS ZenFone Zoom (ZX551ML) | OPPO R9 |
|---|
| Supported Digital Audio Standards | - | WAV, MP3, FLAC, eAAC+ | |
|---|---|---|---|
| Supported Digital Video Standards | - | MPEG-4, H.264 |
| FEATURES | ASUS ZenFone Zoom (ZX551ML) | OPPO R9 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, vibrating alert | Speakerphone, call timer, conference call, flight mode, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, digital compass, gyro sensor | Accelerometer, proximity sensor, digital compass, gyro sensor | |
| Security Devices | - | Fingerprint reader | |
| Additional Phone Features | Multitasking | Active noise-cancellation |
| OTHERS | ASUS ZenFone Zoom (ZX551ML) | OPPO R9 |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|
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