Side by side comparison and review of Apple iPhone 6s and Vivo X51 5G. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Apple iPhone 6s | Vivo X51 5G |
|---|
| Product Type | Smartphone - refurbished | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | A1688 | V2006 | |
| Form Factor | Touch | Touch | |
| Height | 138.3 mm | 158.46 mm | Vivo X51 5G has greater height than Apple iPhone 6s. |
| Width | 67.1 mm | 72.8 mm | Vivo X51 5G has greater width than Apple iPhone 6s. |
| Depth | 7.1 mm | 8.04 mm | Apple iPhone 6s is narrower than Apple iPhone 6s. |
| Weight | 143 g | 181.5 g | Apple iPhone 6s is lighter than Apple iPhone 6s. |
| Body Colour | Space grey | Rose gold | Gold | Silver | Alpha grey | |
| Body Material | Stainless steel, glass, anodised aluminium | - | |
| Waterproof (Water-resistant) | - | - | |
| IP rating | - | IP53 | |
| SAR Value | 0.98 W/kg (body), 0.87 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 Lightning |
USB Type-C - 24 pin USB-C | |
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Single-SIM | Dual-SIM |
| DISPLAY | Apple iPhone 6s | Vivo X51 5G |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | Retina HD display with IPS technology | AMOLED | |
| Screen Size (Display Size) | 4.7" | 6.56" | Vivo X51 5G has larger screen size than Apple iPhone 6s. |
| Screen Resolution (Display Resolution) | 1334 x 750 pixels | 2376 x 1080 pixels | Vivo X51 5G has better screen resolution than Apple iPhone 6s. |
| Pixel Density | 326 ppi | 398 ppi | Vivo X51 5G has better pixel density than Apple iPhone 6s. |
| Aspect Ratio | - | 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 | 1400:1 | - | |
| Display Features | Dual-domain pixels, Display Zoom, Reachability (screen shifting), Landscape Views | - | |
| Display Protection (Screen Protector) | Fingerprint-resistant oleophobic coating | - |
| PROCESSOR | Apple iPhone 6s | Vivo X51 5G |
|---|
| Processor Type (CPU) | Apple A9 | Qualcomm Snapdragon 765G | |
|---|---|---|---|
| Clock Speed | - | 2.4 GHz | |
| Processor Core Qty | - | 8-core | |
| 64-bit Architecture | Yes | - | Apple iPhone 6s has 64-bit architecture. |
| MEMORY | Apple iPhone 6s | Vivo X51 5G |
|---|
| RAM | - | 8 GB | |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 256 GB | Vivo X51 5G has more internal memory than Apple iPhone 6s. |
| CAMERA | Apple iPhone 6s | Vivo X51 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 48 Megapixel | Vivo X51 5G has better camera resolution than Apple iPhone 6s. |
| Sensor Type | BSI | - | |
| Lens Aperture | F/2.2 | F/1.6 | Vivo X51 5G has better lens aperture than Apple iPhone 6s. |
| Lens Construction | 5-element | - | |
| Focus Adjustment | Automatic | Automatic | |
| Laser Auto Focus | - | Yes | |
| Digital Zoom | 3x | - | |
| Special Effects | - | HDR | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Burst mode, Panorama, Time-lapse mode, Timer 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 detection | - | Apple iPhone 6s has face detection. |
| Light Source | LED light | LED flash | |
| 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 | - | |
| Camera Features (Functions) | Sapphire crystal lens cover, Cinematic video stabilisation, Focus Pixels, Cinematic video stabilisation, Live Photo, Playback zoom, Hybrid IR filter, Exposure control, noise reduction, geotagging | 60x Hyper Zoom, Gimbal Super Night Master, Gimbal Super Sport Expert |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 13 Megapixel | |
|---|---|---|---|
| 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 | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 32 Megapixel | Vivo X51 5G has better front camera resolution than Apple iPhone 6s. |
| Sensor Type (Front) | BSI | - | |
| Lens Aperture (Front) | F/2.2 | F/2.45 | Apple iPhone 6s has better front lens aperture than Apple iPhone 6s. |
| Special Effects (Front) | - | HDR | |
| HDR Mode (Front) | Auto HDR mode | - | |
| Camera Modes (Front) | Burst mode, Timer mode | Live Photos, Portrait | |
| Face Recognition (Face ID) | Face detection | - | Apple iPhone 6s has face detection. |
| Light Source (Front) | Retina Flash | - | |
| Video Resolutions (Front) | 1280 x 720 (720p) | - | |
| Camera Features (Front) | FaceTime HD camera, Exposure control | 2 x digital zoom |
| BATTERY AND CHARGING | Apple iPhone 6s | Vivo X51 5G |
|---|
| Battery Capacity (Battery Size) | - | 4315 mAh | |
|---|---|---|---|
| Standby Time | 240 hours | - | |
| Talk Time | 840 minutes | - | |
| Run Time Details | Talk (3G): up to 840 min Standby: up to 240 hrs Active online usage (3G): up to 10 hrs Active online usage (LTE): up to 10 hrs Active online usage (Wi-Fi): up to 11 hrs Playback (video): up to 11 hrs Playback (audio): up to 50 hrs |
- | |
| Battery Technology | Lithium Ion | - |
| CELLULAR | Apple iPhone 6s | Vivo X51 5G |
|---|
| Technology | CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA | CDMA2000 1X / GSM / WCDMA (UMTS) | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Vivo X51 5G has more advanced generation mobile network. |
| Operating System | iOS 9 | Funtouch OS 10 (based on Android 10) | |
| Intelligent Assistant | Siri | - | |
| Payment Technology | Apple Pay | - | |
| Navigation | GPS, GLONASS | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Apple iPhone 6s | Vivo X51 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, DC-HSDPA, LTE Advanced, VoLTE, TDD-LTE, VoWiFi | FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 1900 CDMA2000 1X, 1700 CDMA2000 1X (AWS), 2100 CDMA2000 1X (AWS) | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X | |
| 3G UMTS Band | - | Band 1, Band 2, Band 4, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 1700, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 27, Band 28, Band 29, Band 30, 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 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 800 SMR, FDD 700 APT, FDD 700d, FDD 2300 WCS, 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 4.2 | Bluetooth 5.1 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Apple iPhone 6s | Vivo X51 5G |
|---|
| Supported Digital Audio Standards | WAV, AAC, AIFF, PCM, Audible, MP3, Apple Lossless, AAC-LC, HE-AAC, Audible AAX, Audible AAX+, protected AAC | WAV, MPEG 2 Audio, MP3, FLAC, MIDI, APE (Monkey's Audio), AMR-WB, AMR-NB, Vorbis | |
|---|---|---|---|
| Supported Digital Video Standards | AVI, MOV, M-JPEG, MPEG-4, H.264, M4V | MKV, AVI, 3GP, TS, MP4 | |
| Audio Amplifier | - | AK4377A |
| FEATURES | Apple iPhone 6s | 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, 3-axis gyro sensor, digital compass, barometer | Accelerometer, ambient light sensor, proximity sensor, digital compass | |
| Security Devices | Fingerprint reader | Fingerprint reader | |
| Additional Phone Features | Multitasking, FaceTime, AirPlay wireless streaming, AirPrint wireless printing, iCloud Photo Sharing, AirDrop function, Apple TV support (2nd, 3rd), MIMO technology, Wi-Fi Calling, iBeacon microlocation, CarPlay function, Family Sharing feature, QuickType keyboard, iCloud Keychain, Spotlight Search, Notification Center, M9 motion coprocessor | - |
| OTHERS | Apple iPhone 6s | Vivo X51 5G |
|---|
| Included Accessories | USB cable, power adapter, Apple EarPods | Headset, USB cable, power adapter, SIM card removal tool, USB-C to 3.5 jack adapter, protective case, protective film | |
|---|---|---|---|
| Compliant Standards | HAC (Hearing Aid Compatible) | IP53 | |
| Max Operating Temperature | 35 °C | - | |
| Min Operating Temperature | 0 °C | - | |
| Humidity Range Operating | 5 - 95% (non-condensing) | - |
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