ASUS ZenFone Zoom (ZX551ML) vs. OPPO Reno4 Pro 5G

Phone Comparison, Reviews and Tests

In depth comparison and review of ASUS ZenFone Zoom (ZX551ML) and OPPO Reno4 Pro 5G. 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 Reno4 Pro 5G Comparison Chart
DESIGN AND DIMENSIONS ASUS ZenFone Zoom (ZX551ML) OPPO Reno4 Pro 5G
Product Type Smartphone Smartphone
Manufacturer Model Number ZX551ML CPH2089
Form Factor Touch Touch
Height 158.9 mm 159.6 mm OPPO Reno4 Pro 5G has greater height than ASUS ZenFone Zoom (ZX551ML).
Width 78.8 mm 72.5 mm ASUS ZenFone Zoom (ZX551ML) has greater width than OPPO Reno4 Pro 5G.
Depth 12 mm 7.6 mm OPPO Reno4 Pro 5G is narrower than ASUS ZenFone Zoom (ZX551ML).
Weight 185 g 172 g OPPO Reno4 Pro 5G is lighter than ASUS ZenFone Zoom (ZX551ML).
Body Colour Ceramic white | Pure black Space black
Waterproof (Water-resistant) - -
SAR Value 0.432 W/kg (body), 0.343 W/kg (head) 1.318 W/kg (body), 0.892 W/kg (head), 2.707 W/kg (limb)
Connector Type Headset jack - mini-phone 3.5mm
Micro-USB - 5 pin Micro-USB Type B
USB Type-C - 24 pin USB-C
SIM Card Type (Size) Micro SIM Nano SIM
SIM Card Qty - Dual-SIM
DISPLAY ASUS ZenFone Zoom (ZX551ML) OPPO Reno4 Pro 5G
Display Type LCD display OLED display
Display Technology IPS AMOLED
Screen Size (Display Size) 5.5" 6.5" OPPO Reno4 Pro 5G has larger screen size than ASUS ZenFone Zoom (ZX551ML).
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2400 x 1080 pixels OPPO Reno4 Pro 5G has better screen resolution than ASUS ZenFone Zoom (ZX551ML).
Display Format Full HD Full HD+
Pixel Density 401 ppi 402 ppi OPPO Reno4 Pro 5G has better pixel density than ASUS ZenFone Zoom (ZX551ML).
Max Brightness - 1100 cd/m²
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Contrast Ratio - 5000000:1
HDR - Yes OPPO Reno4 Pro 5G has HDR.
HDR Technology - HDR10+
Display Features - DCI-P3 Wide colour gamut, Dark mode, 180Hz sampling rate, 90Hz 3D Curved Screen
Display Protection (Screen Protector) Corning Gorilla Glass 4 (scratch resistant glass) Corning Gorilla Glass 5 (scratch resistant glass)
PROCESSOR ASUS ZenFone Zoom (ZX551ML) OPPO Reno4 Pro 5G
Processor Type (CPU) Intel Atom Qualcomm Snapdragon 765G
Processor Number Z3590 -
Clock Speed 2.5 GHz 2.4 GHz ASUS ZenFone Zoom (ZX551ML) has higher clock speed than OPPO Reno4 Pro 5G.
Processor Core Qty Quad-core 8-core OPPO Reno4 Pro 5G has higher processor core quantity than ASUS ZenFone Zoom (ZX551ML).
Graphics System (GPU) PowerVR G6430 Qualcomm ADRENO 620
MEMORY ASUS ZenFone Zoom (ZX551ML) OPPO Reno4 Pro 5G
RAM 4 GB LPDDR4X SDRAM - 12 GB OPPO Reno4 Pro 5G has more RAM than ASUS ZenFone Zoom (ZX551ML).
Internal Memory Size (Storage Capacity) 32 GB 256 GB OPPO Reno4 Pro 5G has more internal memory than ASUS ZenFone Zoom (ZX551ML).
Memory Interface - UFS 2.1
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 128 GB -
CAMERA ASUS ZenFone Zoom (ZX551ML) OPPO Reno4 Pro 5G
MAIN CAMERA
Number of Main Cameras 1 3
Sensor Resolution 13 Megapixel 48 Megapixel OPPO Reno4 Pro 5G has better camera resolution than ASUS ZenFone Zoom (ZX551ML).
Sensor Size - 1/2"
Sensor Name - Sony Exmor RS IMX586 sensor
Lens Aperture F/2.7-4.8 F/1.7 OPPO Reno4 Pro 5G has better lens aperture than ASUS ZenFone Zoom (ZX551ML).
Lens Construction - 6-element
Pixel Size - 0.8 μm
Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) Optical Image Stabiliser (OIS) Both phones have optical image stabilization.
Focus Adjustment Automatic Automatic
Laser Auto Focus Yes Yes
Minimum Focal Length (Focal Distance) - 26 mm
Optical Zoom - 2x
Digital Zoom 3x 20x OPPO Reno4 Pro 5G has better digital zoom than ASUS ZenFone Zoom (ZX551ML).
Special Effects - HDR, Stickers
HDR Mode Auto HDR mode -
Camera Modes Panorama Panorama, Time-lapse mode, night mode, Expert Mode, Bokeh Mode, AI Beautify
Face Recognition (Face ID) Face detection - ASUS ZenFone Zoom (ZX551ML) has face detection.
Light Source Dual LED flash LED flash
Still Image Resolutions - 8000 x 6000
Video Resolutions 1920 x 1080 (1080p) 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, 1280 x 720 (720p) at 60 fps
Camera Features (Functions) - Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), 5x Hybrid Zoom, 4-in-1 Pixel technology, contrast detection auto-focus (CDAF), laser detection auto focus (LDAF), Ultra Steady Video 3.0
SECOND CAMERA
Sensor Resolution (2nd Camera) - 12 Megapixel
Sensor Size (2nd Camera) - 1/2.43"
Sensor Name (2nd Camera) - Sony Exmor RX IMX708 sensor
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 120 degree(s)
Pixel Size (2nd Camera) - 1.4 μm
Minimum Focal Length (2nd Camera) - 16 mm
Camera Functions (2nd Camera) - Autofocus
Camera Modes (2nd Camera) - Ultra Night Mode
Camera Features (2nd Camera) - 6P lens, 3cm macro shooting
THIRD CAMERA
Sensor Resolution (3rd Camera) - 13 Megapixel
Lens Type (3rd Camera) - Telephoto lens
Lens Aperture (3rd Camera) - F/2.4
Lens Element Qty (3rd Camera) - 5-element
Pixel Size (3rd Camera) - 1 μm
Minimum Focal Length (3rd Camera) - 52 mm
Camera Functions (3rd Camera) - Autofocus
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 32 Megapixel OPPO Reno4 Pro 5G has better front camera resolution than ASUS ZenFone Zoom (ZX551ML).
Lens Aperture (Front) F/2.0 F/2.4 ASUS ZenFone Zoom (ZX551ML) has better front lens aperture than ASUS ZenFone Zoom (ZX551ML).
Lens Element Qty (Front) - 5-element
Camera Modes (Front) - Panorama, Time-lapse mode, Slow motion mode, night mode, Expert Mode, AI Beauty, Portrait
Still Image Resolutions (Front) - 6560 x 4928
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
BATTERY AND CHARGING ASUS ZenFone Zoom (ZX551ML) OPPO Reno4 Pro 5G
Battery Capacity (Battery Size) 3000 mAh 4000 mAh OPPO Reno4 Pro 5G has larger battery capacity than ASUS ZenFone Zoom (ZX551ML).
Fast Charging Technology - SuperVOOC 2.0 Flash Charge OPPO Reno4 Pro 5G has fast charging technology.
Recharge Time (Charging Time) - 36 min
Standby Time - 425 hours
Talk Time - 1440 minutes
Run Time Details - Standby: up to 425 hrs
Talk: up to 1440 min
Playback (audio (w/headset)): up to 81 hrs
Playback (audio (via speakers)): up to 27 hrs
Playback (video): up to 18 hrs
Battery Technology Lithium polymer -
CELLULAR ASUS ZenFone Zoom (ZX551ML) OPPO Reno4 Pro 5G
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G OPPO Reno4 Pro 5G has more advanced generation mobile network.
Operating System Android 5.0 (Lollipop) ColorOS 7.2 (based on Android 10)
User Interface ASUS ZenUI 2.0 -
Navigation A-GPS, GLONASS, BeiDou GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS ASUS ZenFone Zoom (ZX551ML) OPPO Reno4 Pro 5G
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE FDD-LTE, TDD-LTE, 5G NR FR1
2G Band 850 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band - Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19
3G UMTS Frequency - 2100, 1900, 1700, 850, 800, 900, 800
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 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 42, Band 66
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 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500, FDD 1700 - 2110 AWS-3
5G NR Band - N1, n3, n5, n7, n8, n20, n28, n38, n41, n77, n78, n40
5G NR Frequency - FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, TDD TD 3700, TDD TD 3500, TDD 2300
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.0 Bluetooth 5.1
Bluetooth Profiles A2DP -
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA ASUS ZenFone Zoom (ZX551ML) OPPO Reno4 Pro 5G
Supported Digital Audio Standards - WAV, WMA, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), apt-X, LDAC, MID, SBC, apt-X HD, APTX-TWS+
Supported Digital Video Standards - MKV, FLV, AVI, MOV, WMV, ASF, 3GP, MP4
Sound Enhancements - Dolby Atmos sound technology
FEATURES ASUS ZenFone Zoom (ZX551ML) OPPO Reno4 Pro 5G
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, pedometer, gyro sensor, geomagnetic sensor, gravity sensor
Security Devices - Fingerprint reader (under display)
Additional Phone Features Multitasking MU-MIMO technology
OTHERS ASUS ZenFone Zoom (ZX551ML) OPPO Reno4 Pro 5G
Included Accessories Power adapter Headphones, power adapter, SIM card removal tool, USB-C cable, protective case
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