ASUS ZenFone Zoom (ZX551ML) vs. OPPO R9s

Phone Comparison, Reviews and Tests

In depth comparison and review of ASUS ZenFone Zoom (ZX551ML) and OPPO R9s. 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.

Phone Specifications Comparison

ASUS ZenFone Zoom (ZX551ML) vs. OPPO R9s Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone Zoom (ZX551ML) OPPO R9s
Product Type Smartphone Smartphone
Manufacturer Model Number ZX551ML -
Form Factor Touch Touch
Height 158.9 mm 153 mm ASUS ZenFone Zoom (ZX551ML) has greater height than OPPO R9s.
Width 78.8 mm 74.3 mm ASUS ZenFone Zoom (ZX551ML) has greater width than OPPO R9s.
Depth 12 mm 6.58 mm OPPO R9s is narrower than ASUS ZenFone Zoom (ZX551ML).
Weight 185 g 145 g OPPO R9s is lighter than ASUS ZenFone Zoom (ZX551ML).
Body Colour Ceramic white | Pure black Red | Black | Rose gold | 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 R9s
Display Type LCD display OLED display
Display Technology IPS AMOLED
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 5 (scratch resistant glass)
PROCESSOR ASUS ZenFone Zoom (ZX551ML) OPPO R9s
Processor Type (CPU) Intel Atom Qualcomm
Processor Number Z3590 MSM8953
Clock Speed 2.5 GHz 2 GHz ASUS ZenFone Zoom (ZX551ML) has higher clock speed than OPPO R9s.
Processor Core Qty Quad-core 8-core OPPO R9s has higher processor core quantity than ASUS ZenFone Zoom (ZX551ML).
64-bit Architecture - Yes OPPO R9s has 64-bit architecture.
Graphics System (GPU) PowerVR G6430 Qualcomm ADRENO 506
MEMORY ASUS ZenFone Zoom (ZX551ML) OPPO R9s
RAM 4 GB 4 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 32 GB 64 GB OPPO R9s 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 256 GB
CAMERA ASUS ZenFone Zoom (ZX551ML) OPPO R9s
MAIN CAMERA
Number of Main Cameras 1 1
Sensor Resolution 13 Megapixel 16 Megapixel OPPO R9s has better camera resolution than ASUS ZenFone Zoom (ZX551ML).
Sensor Size - 1/2.8"
Sensor Name - Sony Exmor RS IMX398 sensor
Lens Aperture F/2.7-4.8 F/1.7 OPPO R9s 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 -
Camera Modes Panorama Panorama, low-light shots, GIF animation function
Face Recognition (Face ID) Face detection - ASUS ZenFone Zoom (ZX551ML) has face detection.
Light Source Dual LED flash LED light
Video Resolutions 1920 x 1080 (1080p) 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Functions) - Noise reduction, Electronic Image Stabiliser (EIS), Dual Phase Detect Auto-Focus (PDAF)
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 16 Megapixel OPPO R9s 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.
Special Effects (Front) - Beautify 4.0
HDR Mode (Front) - Auto HDR mode
BATTERY AND CHARGING ASUS ZenFone Zoom (ZX551ML) OPPO R9s
Battery Capacity (Battery Size) 3000 mAh 3010 mAh OPPO R9s has larger battery capacity than ASUS ZenFone Zoom (ZX551ML).
Battery Technology Lithium polymer -
CELLULAR ASUS ZenFone Zoom (ZX551ML) OPPO R9s
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 5.0 (Lollipop) ColorOS 3.0 (based on Android 6.0.1)
User Interface ASUS ZenUI 2.0 -
Navigation A-GPS, GLONASS, BeiDou GPS, A-GPS
COMMUNICATIONS ASUS ZenFone Zoom (ZX551ML) OPPO R9s
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, LTE
2G Band 850 GSM, 1800 GSM, 1900 GSM -
4G LTE Band Band 1, Band 2, Band 3, Band 5, Band 7, Band 8, Band 9, Band 18, Band 19, Band 28 -
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 -
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.0 Bluetooth 4.0
Bluetooth Profiles A2DP 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 R9s
Supported Digital Audio Standards - WAV, WMA, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), MID
Supported Digital Video Standards - MKV, FLV, AVI, MOV, MPEG-4, WMV, ASF, 3GP
FEATURES ASUS ZenFone Zoom (ZX551ML) OPPO R9s
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 Ambient light sensor, digital compass, gyro sensor, G-sensor, distance sensor
Security Devices - Fingerprint reader
Additional Phone Features Multitasking Glove and Wet Touchscreen Operation
OTHERS ASUS ZenFone Zoom (ZX551ML) OPPO R9s
Included Accessories Power adapter Headset, USB cable, power adapter
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