Detailed comparison and review of Xiaomi Redmi Note 6 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 | Xiaomi Redmi Note 6 Pro | Vivo X51 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | V2006 | |
| Form Factor | Touch | Touch | |
| Height | 157.9 mm | 158.46 mm | Vivo X51 5G has greater height than Xiaomi Redmi Note 6 Pro. |
| Width | 76.4 mm | 72.8 mm | Xiaomi Redmi Note 6 Pro has greater width than Vivo X51 5G. |
| Depth | 8.26 mm | 8.04 mm | Vivo X51 5G is narrower than Xiaomi Redmi Note 6 Pro. |
| Weight | 182 g | 181.5 g | Vivo X51 5G is lighter than Xiaomi Redmi Note 6 Pro. |
| Body Colour | Black | Blue | Rose gold | Alpha grey | |
| Waterproof (Water-resistant) | - | - | |
| IP rating | - | IP53 | |
| SAR Value | 1.476 W/kg (body), 0.755 W/kg (head) | 1.205 W/kg (head), 1.239 W/kg (body), 3.086 W/kg (limb) | |
| Connector Type | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
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 | Xiaomi Redmi Note 6 Pro | Vivo X51 5G |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS | AMOLED | |
| Screen Size (Display Size) | 6.26" | 6.56" | Vivo X51 5G has larger screen size than Xiaomi Redmi Note 6 Pro. |
| Screen Resolution (Display Resolution) | 2280 x 1080 pixels | 2376 x 1080 pixels | Vivo X51 5G has better screen resolution than Xiaomi Redmi Note 6 Pro. |
| Display Format | Full HD+ | - | |
| Pixel Density | 403 ppi | 398 ppi | Xiaomi Redmi Note 6 Pro has better pixel density than Vivo X51 5G. |
| Aspect Ratio | 19:9 | 19.8:9 | |
| Max Brightness | 500 cd/m² | 500 cd/m² | Both phones have the same display brightness |
| Colour Depth | - | 16.7 million colours | |
| Contrast Ratio | 1500:1 | - | |
| Display Features | 2.5D Glass | - | |
| Display Protection (Screen Protector) | Corning Gorilla Glass (scratch resistant glass) | - |
| PROCESSOR | Xiaomi Redmi Note 6 Pro | Vivo X51 5G |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 636 | Qualcomm Snapdragon 765G | |
|---|---|---|---|
| Clock Speed | 2 GHz | 2.4 GHz | Vivo X51 5G has higher clock speed than Xiaomi Redmi Note 6 Pro. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | - | Xiaomi Redmi Note 6 Pro has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 509 | - |
| MEMORY | Xiaomi Redmi Note 6 Pro | Vivo X51 5G |
|---|
| RAM | LPDDR4X SDRAM - 3 GB | 8 GB | Vivo X51 5G has more RAM than Xiaomi Redmi Note 6 Pro. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 256 GB | Vivo X51 5G has more internal memory than Xiaomi Redmi Note 6 Pro. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 256 GB | - |
| CAMERA | Xiaomi Redmi Note 6 Pro | Vivo X51 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 4 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 48 Megapixel | Vivo X51 5G has better camera resolution than Xiaomi Redmi Note 6 Pro. |
| Lens Aperture | F/2.2 | F/1.6 | Vivo X51 5G has better lens aperture than Xiaomi Redmi Note 6 Pro. |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | - | Yes | |
| Special Effects | HDR | HDR | |
| Camera Modes | Burst mode, Panorama, AI portrait mode | Panorama, Time-lapse mode, Pro mode, Live Photos, AI makeup, Portrait, Super Night mode, astro mode, pro sports mode, DOC mode | |
| Face Recognition (Face ID) | Face recognition | - | Xiaomi Redmi Note 6 Pro has face detection. |
| Light Source | Dual LED flash | LED flash | |
| Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), Dual Autofocus Pixels, AI dynamic bokeh | 60x Hyper Zoom, Gimbal Super Night Master, Gimbal Super Sport Expert |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 5 Megapixel | 13 Megapixel | Vivo X51 5G has better second camera resolution than Xiaomi Redmi Note 6 Pro. |
|---|---|---|---|
| Lens Aperture (2nd Camera) | - | F/2.46 |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 8 Megapixel | |
|---|---|---|---|
| Lens Type (3rd Camera) | - | Wide-angle lens | |
| Lens Aperture (3rd Camera) | - | F/2.2 |
| 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 | 2 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 20 Megapixel | 32 Megapixel | Vivo X51 5G has better front camera resolution than Xiaomi Redmi Note 6 Pro. |
| Lens Aperture (Front) | F/2.0 | F/2.45 | Xiaomi Redmi Note 6 Pro has better front lens aperture than Xiaomi Redmi Note 6 Pro. |
| Special Effects (Front) | - | HDR | |
| Camera Modes (Front) | - | Live Photos, Portrait | |
| Face Recognition (Face ID) | Face detection | - | Xiaomi Redmi Note 6 Pro has face detection. |
| Camera Features (Front) | - | 2 x digital zoom |
| SECOND FRONT CAMERA |
|---|
| Sensor Resolution (2nd Front) | 2 Megapixel | - | |
|---|---|---|---|
| Lens Aperture (2nd Front) | F/2.2 | - |
| BATTERY AND CHARGING | Xiaomi Redmi Note 6 Pro | Vivo X51 5G |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 4315 mAh | Vivo X51 5G has larger battery capacity than Xiaomi Redmi Note 6 Pro. |
|---|---|---|---|
| Talk Time | 2040 minutes | - | |
| Run Time Details | Playback (video): up to 16.5 hrs Talk: up to 2040 min |
- |
| CELLULAR | Xiaomi Redmi Note 6 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 7.1.2 (Nougat) | Funtouch OS 10 (based on Android 10) | |
| User Interface | MIUI 9 | - | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Xiaomi Redmi Note 6 Pro | Vivo X51 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1900 GSM, 2100 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 5, 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 850, 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 | Infrared (IrDA), IEEE 802.11a/b/g/n/ac | Wi-Fi | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.1 | |
| NFC | - | Yes | Vivo X51 5G has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Xiaomi Redmi Note 6 Pro | Vivo X51 5G |
|---|
| Supported Digital Audio Standards | WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB | WAV, MPEG 2 Audio, MP3, FLAC, MIDI, APE (Monkey's Audio), AMR-WB, AMR-NB, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP | MKV, AVI, 3GP, TS, MP4 | |
| Audio Amplifier | - | AK4377A |
| FEATURES | Xiaomi Redmi Note 6 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, digital compass, gyro sensor, hall sensor, distance sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass | |
| Security Devices | Fingerprint reader | Fingerprint reader | |
| Additional Phone Features | Infrared remote control | - |
| OTHERS | Xiaomi Redmi Note 6 Pro | Vivo X51 5G |
|---|
| Included Accessories | USB cable, power adapter, SIM card removal tool | Headset, USB cable, power adapter, SIM card removal tool, USB-C to 3.5 jack adapter, protective case, protective film | |
|---|---|---|---|
| Compliant Standards | - | IP53 |
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