Product
Vivo V15
Vivo V15
Apple iPhone 6s Plus
Apple iPhone 6s Plus
Battery
Stand-by - Up to 384 h (3G)
Talk time - Up to 24 h (3G)
Type 4000 mAh, non-removable Li-Ion 2750 mAh, non-removable (10.45 Wh)
Body
Build Glass front (Gorilla Glass 5), plastic back, plastic frame Glass front (Corning-made glass), aluminum back, aluminum frame
Dimensions 161.2 x 75.9 x 8.5 mm (6.35 x 2.99 x 0.33 in) 158.2 x 77.9 x 7.3 mm (6.23 x 3.07 x 0.29 in)
SIM Nano-SIM + Nano-SIM Nano-SIM
Weight 189.5 g (6.70 oz) 192 g (6.77 oz)
  - Apple Pay (Visa, MasterCard, AMEX certified)
Comms
Bluetooth 4.2, A2DP, LE 4.2, A2DP, LE
NFC No Yes (Apple Pay only)
Positioning GPS, GLONASS, BDS GPS, GLONASS, GALILEO, QZSS
Radio FM radio No
USB microUSB 2.0, OTG Lightning, USB 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, hotspot
Display
Protection Corning Gorilla Glass 5 Ion-strengthened glass, oleophobic coating
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density) 1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Size 6.53 inches, 104.7 cm2 (~85.6% screen-to-body ratio) 5.5 inches, 83.4 cm2 (~67.7% screen-to-body ratio)
Type IPS LCD IPS LCD
  - 3D Touch display
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
Launch
Announced 2019, March. Released 2019, March 2015, September 09. Released 2015, September 25
Status Discontinued Discontinued
Main Camera
Features LED flash, HDR, panorama Dual-LED dual-tone flash, HDR
Single - 12 MP, f/2.2, 29mm (standard), 1/3.0", 1.22µm, PDAF, OIS
Triple 24 MP, f/1.8, 1/2.8", 1.12µm, dual pixel PDAF 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (depth) -
Video 1080p@30fps 4K@30fps, 1080p@60fps, 1080p@120fps, 720p@240fps
Memory
Card slot microSDXC (dedicated slot) No
Internal 64GB 6GB RAM, 128GB 6GB RAM 16GB 2GB RAM, 32GB 2GB RAM, 64GB 2GB RAM, 128GB 2GB RAM
  eMMC 5.1 NVMe
Misc
Colors Topaz Blue, Glamour Red, Frozen Black, Royal Blue Space Gray, Silver, Gold, Rose Gold
Models 1819 A1634, A1687, A1690, A1699, iPhone8,2
SAR - 1.12 W/kg (head)     1.14 W/kg (body)    
SAR EU - 0.93 W/kg (head)     0.98 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100
4G bands 1, 3, 5, 7, 8, 38, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30 - A1633
Speed HSPA, LTE HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps, EV-DO Rev.A 3.1 Mbps
Technology GSM / HSPA / LTE GSM / CDMA / HSPA / EVDO / LTE
  - 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41 - A1634
Platform
Chipset Mediatek MT6771 Helio P70 (12 nm) Apple A9 (14/16 nm - maker dependant)
CPU Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53) Dual-core 1.84 GHz Twister
GPU Mali-G72 MP3 PowerVR GT7600 (six-core graphics)
OS Android 9.0 (Pie), Funtouch 9 iOS 9, upgradable to iOS 15.8.1
Selfie camera
Features HDR Face detection, HDR, panorama
Single Motorized pop-up 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm 5 MP, f/2.2, 31mm (standard)
Video 1080p@30fps 720p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
  - 16-bit/44.1kHz audio
Tests
Audio quality - Noise -93.4dB / Crosstalk -71.1dB
Battery (old) - Endurance rating 85h
Camera - Photo / Video
Display - Contrast ratio: 1382:1 (nominal), 3.530 (sunlight)
Loudspeaker - Voice 65dB / Noise 65dB / Ring 64dB
Performance - Basemark OS II 2.0: 2261