Compare Vivo X21 and BlackBerry DTEK50

	Vivo X21	BlackBerry DTEK50
Device Type	-	SmartPhone
Launch Date	March 2018	August 2016
Display	Size: 6.28 inch (15.95cm) Protection: - Misc:FHD+ (2280 x 1080 Pixels) 19:9 Aspect Ratio	Size: 5.2 inch Protection: Scratch resistant glass, Oleophobic coating Misc: 1080 x 1920 pixels (424 ppi) Scratch resistant glass, Oleophobic coating 24 bit color depth 16:9 Aspect Ratio
Hardware	CPU: Qualcomm Snapdragon 660 AIE Octacore 2.2 GHz (4 core) + 1.8 GHz (4 core) processor Internal Memory: 128GB, RAM: 6GB Card Slot:MicroSD Card Slot expandable upto 256GB (Uses SIM2 Slot) GPU: Adreno 512 SIM: Nano SIM + Nano SIM/ microSD Card	CPU: Qualcomm Snapdragon 617 Octa Core, 64 bit (MSM8952 with 64 bit Quad core 1.5 GHz Cortex A53 + Quad core 1.2 GHz Cortex A53) Internal Memory: 16GB Card Slot:microSD Card Slot expandable upto 2TB GPU: Adreno 405, 550 MHz GPU SIM: Nano SIM
Software	Funtouch OS 4.0 based on Android 8.1 (Oreo) Face Unlock: uses infrared light for night time access AI Game Mode	Android 6.0 Marshmallow
Network	Network: GSM: Bands 2/ 3/ 5/ 8 WCDMA: Bands 1/ 5/ 8 FDD: Bands 1 / 3 / 5 TDD: Bands 40/ 41 2G: - 3G:- 4G: - 5g: -	Network: North America and Latin America: LTE Advanced, with speeds up to 300 Mbps for data downloads FD-LTE 1, 2, 3, 4, 5, 7, 12, 17, 20, 29, 30 (2100/ 1900/ 1800/ 1700/ 850/ 2600/ 700/ 700/ 800/ 700/ 2300 MHz) HSPA+ 1, 2, 4, 5, 8 (2100/ 1900/ 1700/ 850/ 900 MHz) Quad band GSM/ GPRS/ EDGE (850/ 900/ 1800/ 1900 MHz) Europe, Middle East, Africa and Asia Pacific: LTE Advanced, with speeds up to 300 Mbps for data downloads FD-LTE 1, 2, 3, 7, 8, 20, 28A (2100/ 1900/ 1800/ 2600/ 900/ 800/ 700 MHz) TD-LTE 38, 40, 41 (2600/ 2300/ 2500 MHz) HSPA+ 1, 2, 5/ 6, 8 (2100/ 1900/ 850/ 900 MHz) Quad band GSM/ GPRS/ EDGE (850/ 900/ 1800/ 1900 MHz) 2G: - 3G:- 4G: - 5g: -
Body	Dimensions: Height: 154.45mm Width: 74.78mm Thickness: 7.37mm Weight: 156.2g Colors:Black Misc: - -	Dimensions: 147mm/ 5.79 inch x 72.5mm/ 2.85 inch x 7.4mm/ 0.29 inch Weight: 135g/ 4.76 oz Colors:Black Misc: - -
Connectivity	WiFi: WiFi 802.11 a/b/g/n/ac, 2.4GHz/ 5GHz (Dual Band), Wifi Direct Bluetooth: v5.0 - USB:MicroUSB 2.0, USB On The Go NFC: No Radio: Yes Misc: -	WiFi: 802.11 b/ g/ n 2.4 GHz, 802.11 a/ n 5 GHz, 802.11 ac 5 GHz, 4G Mobile Hotspot, WiFi Direct Bluetooth: v4.2 Low Energy (LE) and EDR - USB:USB 2.0 fully supported with standard microUSB 2.0 to USB Type A cable (included in box) NFC: Yes, Android Beam, Tap and Pay, Tap and Go Radio: FM Radio Misc: -
Audio	Speaker: - Audio Port: - Audio Format: - Misc:Loudspeaker: Yes 3.5mm Jack: Yes Misc: HiFi Audio Chipset: AK4376A Deepfield Technology: Anhances vocals and amplifies bass, giving the feel of live performance	Speaker: Loudspeaker present, Stereo Speakers Audio Port: 3.5mm jack Audio Format: AAC, ADTS, ASF, AWB, FLAC, IMY, MID, MP3, MPEG-4, MXMF, OGG, OTA, RTTTL, RTX, WAV, XMF, AAC+, AAC-LC, AMR-NB, AMR-WB, EVRC, OPUS, PCM, QCELP, VC-1, VORBIS, VP8, VP9, WMA, WMA 9/10, WMA Pro, eAAC+ Misc:-
Rear Camera	Resolution: - Video: - Features: - 12MP + 5MP Dual Rear Camera Video Recording: 1080p @30fps Zoom: Digital Zoom Flash: LED Flash Features: Slow Motion, AI HDR, Time lapse, Portrait Bokeh (Dual Shot), Shot Refocus Misc: 12MP with 2 PD Technology (Dual Pixel Technology) 12MP: Aperture f/1.8, Sensor Size 1/2.55 inch, Pixel Size 1.4µm, Dual Pixel PDAF (Phase Detection Auto Focus)	Resolution: 13MP Video: 1080p @30fps Features: Phase Detect Auto Focus (PDAF), Fast focus lock, HDR, Continuous and touch to focus, Face detection, Video image stabilisation, Panorama, Burst, Live Filters, Multi frame Low Light Enhancement 6 element f2.0 lens
Front Camera	Resolution: - Features: 12MP Video Recording: 1080p @30fps Zoom: Digital Zoom Flash: Selfie Lighting Features: Normal, Group selfie, Bokeh mode, LIVEOn, Watermark, Touch Capture, Voice Capture, Palm Capture, Timer, Mirrored Selfie, Videos Misc: AI Face Beauty 2 PD Technology (Dual Pixel Technology) Aperture f/2.0 -	Resolution: 8MP Features: 1080p HD @30fps Selfie Flash, Digital Zoom, HDR, Live Filters, Image and Video Stabilisation, Fixed Focus, f2.2, 1.125 µm pixel size, 84 degree wide angle/ field of view lens, Wide Selfie Mode (also known as Selfie Panorama), Multi Frame Low Light Enhancement, Image Formats: BMP, JPG, GIF, PNG, WEBP -
Maps	GPS A-GPS GLONASS	Assisted, Autonomous and Simultaneous GPS Support for User Plane and Control Plane GPS GLONASS, BeiDou OTDOA Pre loaded Google Maps
Sensors	Accelerometer Virtual Gyroscope Proximity Sensor Ambient Light Sensor E Compass In Display Fingerprint Scanner -	Accelerometer Magnetometer Gyroscope Proximity Sensor Ambient Light Sensor Hall Effect Sensor -
Battery	Capacity: 3200 mAh Features: Non Removable Misc: - -	Capacity: 2610 mAh Misc: Non Removable, 4.4V, Lithium Ion Battery, Fast Charging: QC2.0 (Quick Charge 2.0) Enabled Up to 17 hours mixed battery life Up to 17 hours talk time Up to 12.8 days standby time Up to 40 hours audio playback Up to 8 hours video playback
SAR	1.18 W/Kg (Head) 0.573 W/Kg (Body)	0.83 W/kg (Body) 1.19 W/kg (Head)
Misc	-	Navigation: All touch screen, with intuitive gesture based navigation Keyboard: On screen BlackBerry Keyboard, Contextual auto correction, next word prediction, personalised learning engine Dedicated Keys: Volume Up/ Down, Lock (for Power On/ Off), Customisable BlackBerry Convenience Key (usable as Mute Key when on an active call) Pre Loaded BlackBerry Applications: BlackBerry Keyboard, BlackBerry Hub, BlackBerry Calendar, Contacts by BlackBerry, Notes by BlackBerry, Tasks by BlackBerry, BlackBerry Camera, BBM, DTEK by BlackBerry, BlackBerry Device Search, BlackBerry Launcher, BlackBerry Services, BlackBerry Help, BlackBerry Password Keeper, Microsoft exFAT Technology for BlackBerry, BlackBerry Content Transfer, Yahoo Finance Pre Loaded Android Applications: Gmail, Hangouts, Google Chrome, Google Drive, Google Maps, YouTube, Google Play, Google Photos, Messenger (SMS), Android Device Manager Alerts and Notifications: Tone, Vibrate, On Screen or White LED indicator
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