Vivo X50 5G (256GB) vs Asus Zenfone Selfie (ZD551KL 16GB)
Side by side comparison between Vivo X50 5G vs Asus Zenfone Selfie phones, differences, pros, cons and full specifications. What's the better?
,
6.56"
AMOLED
AMOLED
1080x2376
48
MP
MP
32mp
8GB
RAM
RAM
Octa-core
4200
mAh
mAh
(Non removable)
vs
5.5"
IPS
IPS
1080x1920
13
MP
MP
13mp
2GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Removable)
What's the better phone? Vivo X50 5G (256GB)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
23 Advantages 
8 Advantages | 19 Common items in both devices |
| 16 million |
| Dual-LED flash |
| PDAF: phase detection autofocus / Autofocus |
| (front) Full HD (1920x1080) |
| Capacitive |
| Multitouch |
| Accelerometer |
| +12 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Vivo X50 5G (256GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Model | X50 5G (256GB) | Zenfone Selfie (ZD551KL 16GB) |
| Other model names | vivo X50 5G V2001A (256GB + 8GB RAM) | Asus Zenfone Selfie Dual Sim ZD551KL |
| Country or region available |  China |  (Global, International) |
| Brand | Vivo | Asus |
| Release date | 6/6/2020 | 7/1/2015 |
| Depth | 7.55 millimeters (0.3 inches) | 10.8 millimeters (0.43 inches) |
| Size (width x height) | 75.39 x 159.54 millimeters (2.97 x 6.28 in) | 77.2 x 156.5 millimeters (3.04 x 6.16 in) |
| Weight | 174 grams (6.09 ounces) | 170 grams (5.95 ounces) |
| Build, materials | Aluminum frame, glass front/back | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Vivo X50 5G (256GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Display type | AMOLED | TFT IPS LCD |
| Screen size | 6.56" inches | 5.5" inches |
| Screen-to-body ratio | ~87% (screen-to-body ratio) | ~69% (screen-to-body ratio) |
| Display resolution | 1080x2376 pixels | 1080x1920 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 398 PPI | 401 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 4 |
| Refresh rate | 90Hz | feature not registered |
| Display features | HDR10+ | feature not registered |
🤖 Operating System | ||
| Vivo X50 5G (256GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| System version | Android 10 | Android 5.0.2 Lollipop |
| Firmware update | feature not registered | Android 6.0 Marshmallow |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Vivo X50 5G (256GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 765G (SM7250-AB) (7nm) | 64bit: Qualcomm Snapdragon 615 MSM8939 (28nm) |
| CPU | Octa-core, 3 processors: 1x 2.4GHz Kryo 475 Prime (Single-core) 1x 2.2GHz Kryo 475 Gold (Single-core) 6x 1.8GHz Kryo 475 Silver (Hexa-core) | Octa-core, 2 processors: 4x 1.7GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 620 (625MHz) | Qualcomm Adreno 405 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Vivo X50 5G (256GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| RAM memory | 8GB LPDDR4X | 2GB LPDDR3 |
| Internal storage | 256GB (230GB available) UFS 2.1 | 16GB (12GB available) |
| External storage | Not supported | Until 64GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Vivo X50 5G (256GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 2000/150 Mbps | 150/50 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | CDMA 800, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100 | UMTS 850/900/1900/2100 |
| Primary 4G network | LTE Cat6 VoLTE Global version: LTE (1, 2, 3, 4, 5, 7, 8, 28) TD-LTE (34, 38, 39, 40, 41) China version: LTE (1, 2, 3, 4, 5, 7, 8) TD-LTE (34, 38, 39, 40, 41) | LTE Cat4 800/850/900/1800/1900/2100/2600 (Bands 1,2,3,5,7,8,20) |
| Primary 5G network | Global version: SA/NSA (1, 3, 28, 41, 77, 78, 79) China version: SA/NSA (1, 3, 41, 77, 78, 79) | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| Vivo X50 5G (256GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Back camera (main camera) | (quad camera) 48 megapixels 13MP portrait f/2.550mm1/2.8"0.8µmPDAF2x-optical-zoom 8MP ultrawide f/2.2120°16mm1/4"1.12µm 5MP macro f/2.5 | 13 megapixels |
| Main camera resolution | 8000x6000 pixels | 4128x3096 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | Dual-LED flash | Dual-LED flash |
| Focal aperture | f/1.6 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/3.2" inches |
| Pixel size | feature not registered | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | OIS: Optical stabilization | feature not registered |
| Zoom | Digital and optical zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo on both cameras | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Vivo X50 5G (256GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Front camera (secondary) | 32 megapixels | 13 megapixels |
| Front camera resolution | 6528x4896 pixels | 4128x3096 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Vivo X50 5G (256GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | Not supported |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, eAAC+ |
🔌 Connectivity | ||
| Vivo X50 5G (256GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Micro-B USB MHL |
| Bluetooth | 5.1 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Vivo X50 5G (256GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Vivo X50 5G (256GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Removable) |
| Battery capacity | 4200 mAh | 3000 mAh |
| Charger, watts | 33W Wired fast charging | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 23 hours |
| Standby | feature not registered | 255 hours (10.6 days) |
➕ Other features | ||
| Vivo X50 5G (256GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Glaze Black, Frost Blue, Pink • Funtouch 10.5 • 24-bit/192kHz audio | • Colors: Pure White, Chic Pink, Aqua Blue • ASUS ZenUI • ASUS TruVivid • Oleophobic coating on screen • Laser autofocus camera • Toshiba sensor camera • 5GB ASUS WebStorage • Beidou GPS |
☢️ Radiation rate | ||
| Vivo X50 5G (256GB) | Asus Zenfone Selfie (ZD551KL 16GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |