Detailed comparison and review of Honor 9X Pro and Vivo X51 5G. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Honor 9X Pro | Vivo X51 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | V2006 | |
| Form Factor | Touch | Touch | |
| Height | 163.5 mm | 158.46 mm | Honor 9X Pro has greater height than Vivo X51 5G. |
| Width | 77.3 mm | 72.8 mm | Honor 9X Pro has greater width than Vivo X51 5G. |
| Depth | 8.8 mm | 8.04 mm | Vivo X51 5G is narrower than Honor 9X Pro. |
| Weight | 202 g | 181.5 g | Vivo X51 5G is lighter than Honor 9X Pro. |
| Body Colour | Phantom purple | Alpha grey | |
| Body Material | Dual 3D curved glass | - | |
| Waterproof (Water-resistant) | - | - | |
| IP rating | - | IP53 | |
| SAR Value | 1.09 W/kg (body), 3.19 W/kg (limb), 0.76 W/kg (head) | 1.205 W/kg (head), 1.239 W/kg (body), 3.086 W/kg (limb) | |
| Connector Type | Headset jack - mini-phone 3.5mm 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 | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | Honor 9X Pro | Vivo X51 5G |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | LTPS | AMOLED | |
| Screen Size (Display Size) | 6.59" | 6.56" | Honor 9X Pro has larger screen size than Vivo X51 5G. |
| Screen Resolution (Display Resolution) | 2340 x 1080 pixels | 2376 x 1080 pixels | Vivo X51 5G has better screen resolution than Honor 9X Pro. |
| Pixel Density | 391 ppi | 398 ppi | Vivo X51 5G has better pixel density than Honor 9X Pro. |
| Aspect Ratio | - | 19.8:9 | |
| Max Brightness | - | 500 cd/m² | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Enhancement Technology | Blue light filter | - | |
| Display Features | FullView Display | - |
| PROCESSOR | Honor 9X Pro | Vivo X51 5G |
|---|
| Processor Type (CPU) | Hisilicon Kirin 810 | Qualcomm Snapdragon 765G | |
|---|---|---|---|
| Clock Speed | 2.27 GHz | 2.4 GHz | Vivo X51 5G has higher clock speed than Honor 9X Pro. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| MEMORY | Honor 9X Pro | Vivo X51 5G |
|---|
| RAM | LPDDR4X SDRAM - 6 GB | 8 GB | Vivo X51 5G has more RAM than Honor 9X Pro. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 256 GB | 256 GB | Both phones have the same internal memory capacity. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 512 GB | - |
| CAMERA | Honor 9X Pro | Vivo X51 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 4 | |
|---|---|---|---|
| Sensor Resolution | 48 Megapixel | 48 Megapixel | Both phones have the same camera resolution. |
| Sensor Size | 1/2" | - | |
| Sensor Type | CMOS | - | |
| Sensor Name | Sony Exmor RS IMX582 sensor | - | |
| Lens Aperture | F/1.8 | F/1.6 | Vivo X51 5G has better lens aperture than Honor 9X Pro. |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | - | Yes | |
| Special Effects | - | HDR | |
| Camera Modes | 3D Portrait Lighting, Portrait | Panorama, Time-lapse mode, Pro mode, Live Photos, AI makeup, Portrait, Super Night mode, astro mode, pro sports mode, DOC mode | |
| Light Source | LED flash | LED flash | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), EIS video stabilisation, 4-in-1 Super Pixel, AIS Super Night mode, AI video stabilisation | 60x Hyper Zoom, Gimbal Super Night Master, Gimbal Super Sport Expert |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 8 Megapixel | 13 Megapixel | Vivo X51 5G has better second camera resolution than Honor 9X Pro. |
|---|---|---|---|
| Lens Type (2nd Camera) | Super wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/2.4 | F/2.46 | Honor 9X Pro has better second camera lens aperture than Honor 9X Pro. |
| Field of View (2nd Camera) | 120 degree(s) | - | |
| Camera Features (2nd Camera) | Distortion correction | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 2 Megapixel | 8 Megapixel | Vivo X51 5G has higher resolution third camera than Honor 9X Pro. |
|---|---|---|---|
| Lens Type (3rd Camera) | - | Wide-angle lens | |
| Lens Aperture (3rd Camera) | F/2.4 | F/2.2 | Vivo X51 5G has better third camera lens aperture than Honor 9X Pro. |
| Camera Functions (3rd Camera) | Depth camera | - | |
| Camera Features (3rd Camera) | Bokeh effect | - |
| 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 | 1 | |
|---|---|---|---|
| Front Camera Design | Pop-up | - | |
| Sensor Resolution (Front) | 16 Megapixel | 32 Megapixel | Vivo X51 5G has better front camera resolution than Honor 9X Pro. |
| Lens Aperture (Front) | F/2.2 | F/2.45 | Honor 9X Pro has better front lens aperture than Honor 9X Pro. |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | 3D Portrait Lighting | Live Photos, Portrait | |
| Camera Features (Front) | - | 2 x digital zoom |
| BATTERY AND CHARGING | Honor 9X Pro | Vivo X51 5G |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 4315 mAh | Vivo X51 5G has larger battery capacity than Honor 9X Pro. |
|---|---|---|---|
| Run Time Details | Playback (video): up to 10 hrs Gaming: up to 10 hrs Navigation: up to 12 hrs Playback (Music): up to 100 hrs |
- |
| CELLULAR | Honor 9X Pro | Vivo X51 5G |
|---|
| Technology | WCDMA (UMTS) / GSM | CDMA2000 1X / GSM / WCDMA (UMTS) | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Vivo X51 5G has more advanced generation mobile network. |
| Operating System | Android 9.0 Pie | Funtouch OS 10 (based on Android 10) | |
| User Interface | EMUI 9.1 | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Honor 9X Pro | Vivo X51 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE | FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X | |
| 3G UMTS Band | Band 1, Band 2, Band 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 850, 900 | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | Band 1, Band 3, Band 7, Band 8, Band 20, Band 38, Band 39, Band 40, Band 41 | 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 1800+, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 1900, TDD 2300, TDD 2500 | 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 | |
| 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 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | Wi-Fi | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.1 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Honor 9X Pro | Vivo X51 5G |
|---|
| Supported Digital Audio Standards | MP3, OGG, MIDI, MP4, 3GP | WAV, MPEG 2 Audio, MP3, FLAC, MIDI, APE (Monkey's Audio), AMR-WB, AMR-NB, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | 3GP, MP4 | MKV, AVI, 3GP, TS, MP4 | |
| Sound Enhancements | Surround sound | - | |
| Audio Amplifier | - | AK4377A |
| FEATURES | Honor 9X Pro | Vivo X51 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 | |
| Security Devices | Fingerprint reader (side) | Fingerprint reader | |
| Additional Phone Features | Liquid cooling, GPU Turbo 3.0 technology, AI Signal Enhancer, HUAWEI AppGallery | - |
| OTHERS | Honor 9X Pro | Vivo X51 5G |
|---|
| Included Accessories | Power adapter, USB-C cable | Headset, USB cable, power adapter, SIM card removal tool, USB-C to 3.5 jack adapter, protective case, protective film | |
|---|---|---|---|
| Compliant Standards | TUV Rheinland Low Blue Light Certification | IP53 |
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