Product
Vivo V15 Pro
Vivo V15 Pro
Xiaomi Black Shark
Xiaomi Black Shark
Battery
Charging 18W wired, 24% in 15 min 18W wired, QC3
Type 3700 mAh, non-removable Li-Ion 4000 mAh, non-removable
Body
Build Glass front, plastic back, plastic frame Glass front, aluminum back, aluminum frame
Dimensions 157.3 x 74.7 x 8.2 mm (6.19 x 2.94 x 0.32 in) 161.6 x 75.4 x 9.3 mm (6.36 x 2.97 x 0.37 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 185 g (6.53 oz) 190 g (6.70 oz)
Comms
Bluetooth 5.0, A2DP, LE, EDR, aptX 5.0, A2DP, aptX HD, LE
NFC Yes (market dependent) No
Positioning GPS, GLONASS, BDS GPS, GLONASS, BDS
Radio FM radio No
USB microUSB 2.0 USB Type-C 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Display
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~404 ppi density) 1080 x 2160 pixels, 18:9 ratio (~403 ppi density)
Size 6.39 inches, 99.7 cm2 (~84.9% screen-to-body ratio) 5.99 inches, 92.6 cm2 (~76.0% screen-to-body ratio)
Type Super AMOLED IPS LCD
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (front-mounted), accelerometer, gyro, proximity, compass
Launch
Announced 2019, February. Released 2019, March 2018, April. Released 2018, April
Status Discontinued Discontinued
Main Camera
Dual - 12 MP, f/1.8, 1/2.9", 1.25µm, dual pixel PDAF 20 MP, f/1.8, 1.0µm, AF, 2x optical zoom
Features LED flash, HDR, panorama Dual-LED dual-tone flash, HDR, panorama
Triple 48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 13mm (ultrawide) 5 MP, f/2.4, (depth) -
Video 4K@30fps, 1080p@30/60fps 4K@30fps, 1080p@30fps, 720p@120fps
Memory
Card slot microSDXC (dedicated slot) No
Internal 128GB 6GB RAM, 128GB 8GB RAM 64GB 6GB RAM, 128GB 8GB RAM
  eMMC 5.1 UFS 2.1
Misc
Colors Topaz Blue, Coral Red, Ruby Red Black, Gray, Royal Blue
Models 1818, vivo 1818 SKR-H0, SKR-A0, SHARK KSR-H0
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G bands 1, 3, 5, 7, 8, 20 1, 3, 4, 5, 7, 8, 12, 34, 38, 39, 40, 41
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat12 600/50 Mbps HSPA 42.2/5.76 Mbps, LTE (3CA) Cat16 1024/150 Mbps
Technology GSM / HSPA / LTE GSM / CDMA / HSPA / EVDO / LTE
  1, 3, 5, 8, 38, 40, 41 - India CDMA2000 1xEV-DO
Our Tests
Audio quality Noise -93.4dB / Crosstalk -92.2dB -
Battery (old) Endurance rating 92h -
Camera Photo / Video -
Display Contrast ratio: infinite, 3.806 (sunlight) -
Loudspeaker Voice 65dB / Noise 74dB / Ring 83dB -
Performance AnTuTu: 180774 (v7) GeekBench: 6527 (v4.4) GFXBench: 7.1fps (ES 3.1 onscreen) -
Platform
Chipset Qualcomm SDM675 Snapdragon 675 (11 nm) Qualcomm SDM845 Snapdragon 845 (10 nm)
CPU Octa-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver) Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.8 GHz Kryo 385 Silver)
GPU Adreno 612 Adreno 630
OS Android 9.0 (Pie), Funtouch 9 Android 8.0 (Oreo)
Selfie camera
Features HDR -
Single Motorized pop-up 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm 20 MP, f/2.2, (wide), 1/2.8", 1.0µm
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes No
Loudspeaker Yes Yes, with stereo speakers