Product
Vivo V15 Pro
Vivo V15 Pro
Xiaomi Mi 8 Explorer
Xiaomi Mi 8 Explorer
Battery
Charging 18W wired, 24% in 15 min 18W wired, QC4
Type 3700 mAh, non-removable Li-Po 3000 mAh, non-removable
Body
Build Glass front, plastic back, plastic frame Glass front (Gorilla Glass 5), glass back, aluminum frame (7000 series)
Dimensions 157.3 x 74.7 x 8.2 mm (6.19 x 2.94 x 0.32 in) 154.9 x 74.8 x 7.6 mm (6.10 x 2.94 x 0.30 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 185 g (6.53 oz) 177 g (6.24 oz)
Comms
Bluetooth 5.0, A2DP, LE, EDR, aptX 5.0, A2DP, LE, aptX HD
NFC Yes (market dependent) Yes
Positioning GPS, GLONASS, BDS GPS (L1+L5), GLONASS (L1), BDS (B1), GALILEO (E1+E5a), QZSS (L1+L5)
Radio FM radio No
USB microUSB 2.0 USB Type-C
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, DLNA
Display
Protection - Corning Gorilla Glass 5
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~404 ppi density) 1080 x 2248 pixels (~402 ppi density)
Size 6.39 inches, 99.7 cm2 (~84.9% screen-to-body ratio) 6.21 inches, 97.1 cm2 (~83.8% screen-to-body ratio)
Type Super AMOLED Super AMOLED, HDR10
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Face ID, fingerprint (under display, optical), accelerometer, gyro, proximity, barometer, compass
Launch
Announced 2019, February. Released 2019, March 2018, May. Released 2018, July
Status Discontinued Discontinued
Main Camera
Dual - 12 MP, f/1.8, 1/2.55", 1.4µm, dual pixel PDAF, 4-axis OIS 12 MP, f/2.4, 1/3.4", 1.0µm, AF, 2x optical zoom
Features LED flash, HDR, panorama Dual-LED 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@60fps, 1080p@30/240fps, 720p@960fps
Memory
Card slot microSDXC (dedicated slot) No
Internal 128GB 6GB RAM, 128GB 8GB RAM 128GB 8GB RAM
  eMMC 5.1 -
Misc
Colors Topaz Blue, Coral Red, Ruby Red Black (transparent back)
Models 1818, vivo 1818 -
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 3, 5, 7, 8, 20 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 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 (4CA) Cat16 1024/150 Mbps
Technology GSM / HSPA / LTE GSM / CDMA / HSPA / LTE
  1, 3, 5, 8, 38, 40, 41 - India CDMA 800 & TD-SCDMA
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 8.1 (Oreo), upgradable to Android 10, MIUI 12
Selfie camera
Features HDR -
Single Motorized pop-up 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm 20 MP, f/2.0, (wide), 1/3", 0.9µm TOF 3D, (depth/biometrics sensor)
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes No
Loudspeaker Yes Yes