Vivo X51 5G vs. OPPO Reno4 5G

Phone Comparison, Reviews and Tests

In depth comparison and review of Vivo X51 5G and OPPO Reno4 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

Vivo X51 5G vs. OPPO Reno4 5G Comparison Chart
DESIGN AND DIMENSIONS Vivo X51 5G OPPO Reno4 5G
Product Type Smartphone Smartphone
Manufacturer Model Number V2006 CPH2091
Form Factor Touch Touch
Height 158.46 mm 159.3 mm OPPO Reno4 5G has greater height than Vivo X51 5G.
Width 72.8 mm 74 mm OPPO Reno4 5G has greater width than Vivo X51 5G.
Depth 8.04 mm 7.8 mm OPPO Reno4 5G is narrower than Vivo X51 5G.
Weight 181.5 g 183 g Vivo X51 5G is lighter than Vivo X51 5G.
Body Colour Alpha grey Space black | Galactic blue
Waterproof (Water-resistant) - -
IP rating IP53 IP54
SAR Value 1.205 W/kg (head), 1.239 W/kg (body), 3.086 W/kg (limb) 0.886 W/kg (head), 1.155 W/kg (body), 2.165 W/kg (limb)
Connector Type USB Type-C - 24 pin USB-C USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Vivo X51 5G OPPO Reno4 5G
Display Type OLED display OLED display
Display Technology AMOLED AMOLED
Screen Size (Display Size) 6.56" 6.4" Vivo X51 5G has larger screen size than OPPO Reno4 5G.
Screen Resolution (Display Resolution) 2376 x 1080 pixels 2400 x 1080 pixels OPPO Reno4 5G has better screen resolution than Vivo X51 5G.
Display Format - Full HD+
Pixel Density 398 ppi 409 ppi OPPO Reno4 5G has better pixel density than Vivo X51 5G.
Aspect Ratio 19.8:9 20:9
Max Brightness 500 cd/m² 800 cd/m² OPPO Reno4 5G has better display brightness than Vivo X51 5G.
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Contrast Ratio - 800000:1
Display Refresh Rate - 60 Hz
Display Features - DCI-P3 Wide colour gamut, Dark mode, 180Hz sampling rate
Display Protection (Screen Protector) - Corning Gorilla Glass (scratch resistant glass)
PROCESSOR Vivo X51 5G OPPO Reno4 5G
Processor Type (CPU) Qualcomm Snapdragon 765G Qualcomm Snapdragon 765G
Clock Speed 2.4 GHz 2.4 GHz Both phones have the same clock speed.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) - Qualcomm ADRENO 620
MEMORY Vivo X51 5G OPPO Reno4 5G
RAM 8 GB LPDDR4X SDRAM - 8 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 256 GB 128 GB Vivo X51 5G has more internal memory than OPPO Reno4 5G.
Memory Interface - UFS 2.1
CAMERA Vivo X51 5G OPPO Reno4 5G
MAIN CAMERA
Number of Main Cameras 4 3
Sensor Resolution 48 Megapixel 48 Megapixel Both phones have the same camera resolution.
Sensor Size - 1/2"
Sensor Name - Sony Exmor RS IMX586 sensor
Lens Aperture F/1.6 F/1.7 Vivo X51 5G has better lens aperture than Vivo X51 5G.
Lens Construction - 6-element
Pixel Size - 0.8 μm
Focus Adjustment Automatic Automatic
Laser Auto Focus Yes Yes
Minimum Focal Length (Focal Distance) - 26 mm
Special Effects HDR HDR, Bokeh effect
Camera Modes Panorama, Time-lapse mode, Pro mode, Live Photos, AI makeup, Portrait, Super Night mode, astro mode, pro sports mode, DOC mode Time-lapse mode, night mode, Expert Mode, Text, AI Beautify, AI Portait, Pano mode, Dazzle Colour Mode
Light Source LED flash LED flash
Still Image Resolutions - 8000 x 6000
Video Resolutions - 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) 60x Hyper Zoom, Gimbal Super Night Master, Gimbal Super Sport Expert Noise reduction, Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), Closed loop processing, 4-in-1 Pixel technology, Ultra Steady Video, contrast detection auto-focus (CDAF), laser detection auto focus (LDAF)
SECOND CAMERA
Sensor Resolution (2nd Camera) 13 Megapixel 8 Megapixel Vivo X51 5G has better second camera resolution than OPPO Reno4 5G.
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) F/2.46 F/2.2 OPPO Reno4 5G has better second camera lens aperture than Vivo X51 5G.
Lens Element Qty (2nd Camera) - 5-element
Field of View (2nd Camera) - 119 degree(s)
Minimum Focal Length (2nd Camera) - 16 mm
Camera Functions (2nd Camera) - Monochrome
Camera Modes (2nd Camera) - Ultra Night Mode 3.0
Camera Features (2nd Camera) - 5-piece lens, Ultra Steady Video Pro
THIRD CAMERA
Sensor Resolution (3rd Camera) 8 Megapixel 2 Megapixel Vivo X51 5G has higher resolution third camera than OPPO Reno4 5G.
Lens Type (3rd Camera) Wide-angle lens -
Lens Aperture (3rd Camera) F/2.2 F/2.4 Vivo X51 5G has better third camera lens aperture than Vivo X51 5G.
Lens Element Qty (3rd Camera) - 3-element
FOURTH CAMERA
Sensor Resolution (4th Camera) 8 Megapixel -
Lens Type (4th Camera) Telephoto lens -
Lens Aperture (4th Camera) F/3.4 -
FRONT CAMERA
Number of Front Cameras 1 2
Sensor Resolution (Front) 32 Megapixel 32 Megapixel Both phones have the same front camera resolution.
Sensor Name (Front) - Sony Exmor RS IMX616 sensor
Lens Aperture (Front) F/2.45 F/2.4 OPPO Reno4 5G has better front lens aperture than Vivo X51 5G.
Lens Element Qty (Front) - 5-element
Pixel Size (Front) - 0.8 μm
Special Effects (Front) HDR -
Camera Modes (Front) Live Photos, Portrait Panorama, Time-lapse mode, Slow motion mode, night mode, Expert Mode, AI Beauty, Portrait
Light Source (Front) - Display flash
Still Image Resolutions (Front) - 6560 x 4928
Video Resolutions (Front) - 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps
Camera Features (Front) 2 x digital zoom Electronic Image Stabiliser (EIS), 5P lens
SECOND FRONT CAMERA
Sensor Resolution (2nd Front) - 2 Megapixel
Lens Aperture (2nd Front) - F/2.4
Pixel Size (2nd Front) - 1.75 μm
Camera Functions (2nd Front) - Portait camera
Camera Features (2nd Front) - 3-piece lens
BATTERY AND CHARGING Vivo X51 5G OPPO Reno4 5G
Battery Capacity (Battery Size) 4315 mAh 4020 mAh Vivo X51 5G has larger battery capacity than OPPO Reno4 5G.
Fast Charging Technology - SuperVOOC 2.0 Flash Charge OPPO Reno4 5G has fast charging technology.
Recharge Time (Charging Time) - 36 min
Standby Time - 390 hours
Talk Time - 1560 minutes
Run Time Details - Standby: up to 390 hrs
Talk: up to 1560 min
Playback (Music): up to 37 hrs
Playback (video): up to 17.1 hrs
CELLULAR Vivo X51 5G OPPO Reno4 5G
Technology CDMA2000 1X / GSM / WCDMA (UMTS) WCDMA (UMTS) / GSM
Mobile Broadband Generation 5G 5G Both phones have the same mobile network generation.
Operating System Funtouch OS 10 (based on Android 10) ColorOS 7.2 (based on Android 10)
Navigation GPS, GLONASS, BeiDou, Galileo GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Vivo X51 5G OPPO Reno4 5G
Data Transmission FDD-LTE, TDD-LTE, 5G NR FR1 FDD-LTE, TDD-LTE, 5G NR FR1
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 4, Band 5, Band 8 Band 1, Band 2, Band 4, Band 5, Band 6, Band 8, Band 19
3G UMTS Frequency 2100, 1900, 1700, 850, 900 2100, 1900, 1700, 850, 800, 900, 800
4G LTE Band 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 66 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 66
4G LTE Frequency 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, FDD 1700 - 2110 AWS-3 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, FDD 1700 - 2110 AWS-3
5G NR Band N1, n3, n7, n8, n28, n38, n41, n77, n78 N1, n3, n5, n7, n8, n20, n28, n38, n41, n77, n78, n40
5G NR Frequency FDD 2100, FDD 1800, FDD 2600, FDD 900, FDD 700APT, TDD TD 2600, TDD TD 2500, TDD TD 3700, TDD TD 3500 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 Wi-Fi IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.1 Bluetooth 5.1
NFC Yes Yes Both phones have an NFC reader for mobile payments.
MEDIA Vivo X51 5G OPPO Reno4 5G
Supported Digital Audio Standards WAV, MPEG 2 Audio, MP3, FLAC, MIDI, APE (Monkey's Audio), AMR-WB, AMR-NB, Vorbis 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, AVI, 3GP, TS, MP4 MKV, FLV, AVI, MOV, WMV, 3GP, MP4
Sound Enhancements - Dolby Atmos sound technology
Audio Amplifier AK4377A -
FEATURES Vivo X51 5G OPPO Reno4 5G
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass Accelerometer, ambient light sensor, proximity sensor, pedometer, gyro sensor, geomagnetic sensor, gravity sensor
Security Devices Fingerprint reader Fingerprint reader (under display)
Additional Phone Features - MU-MIMO technology, Google Lens
OTHERS Vivo X51 5G OPPO Reno4 5G
Included Accessories Headset, USB cable, power adapter, SIM card removal tool, USB-C to 3.5 jack adapter, protective case, protective film Headphones, power adapter, SIM card removal tool, USB-C cable, protective case
Compliant Standards IP53 IP54, TUV Rheinland Certified Safe Fast-Charge System
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