Product
Vivo Y81i
Vivo Y81i
Honor 6X
Honor 6X
Battery
Stand-by - Up to 650 h (3G)
Talk time - Up to 23 h (3G)
Type 3260 mAh, non-removable Li-Ion 3340 mAh, non-removable
Body
Build Glass front (Gorilla Glass), plastic back, plastic frame Glass front, aluminum back, aluminum frame
Dimensions 155.1 x 75 x 7.8 mm (6.11 x 2.95 x 0.31 in) 150.9 x 76.2 x 8.2 mm (5.94 x 3.00 x 0.32 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 143 g (5.04 oz) 162 g (5.71 oz)
Comms
Bluetooth 5.0, A2DP, LE 4.1, A2DP, EDR, LE
NFC No No
Positioning GPS, GLONASS, BDS GPS, GLONASS, BDS
Radio FM radio FM radio
USB microUSB 2.0, OTG microUSB 2.0
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Display
Protection Corning Gorilla Glass -
Resolution 720 x 1520 pixels, 19:9 ratio (~270 ppi density) 1080 x 1920 pixels, 16:9 ratio (~403 ppi density)
Size 6.22 inches, 96.6 cm2 (~83.0% screen-to-body ratio) 5.5 inches, 82.6 cm2 (~71.8% screen-to-body ratio)
Type IPS LCD IPS LCD
Features
Sensors Accelerometer, proximity, compass Fingerprint (rear-mounted), accelerometer, proximity, compass
Launch
Announced 2018, October. Released 2018, November 2016, October. Released 2016, October
Status Discontinued Discontinued
Main Camera
Dual - 12 MP, 1/2.9", 1.25µm, PDAF 2 MP, (depth)
Features LED flash, HDR, panorama LED flash, HDR, panorama
Single 13 MP, f/2.2, PDAF -
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (uses shared SIM slot)
Internal 16GB 2GB RAM 32GB 3GB RAM, 64GB 4GB RAM
  eMMC 5.1 -
Misc
Colors Black, Red Gray, Gold, Silver
Models 1812, 1812_19 BLN-AL10, BLL-L22, BLN-L21, BLL-L21, BLN-L22, BLL-L23, BLN-L24, BLN-AL40, BLN-TL10, BLN-AL20, BLN-AL30
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 850 / 900 / 2100 HSDPA 900 / 1900 / 2100
4G bands 1, 3, 5, 7, 8, 38, 40, 41 1, 3, 7, 8, 38
Speed HSPA 21.1/5.76 Mbps, LTE (2CA) Cat7 300/150 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / LTE
Our Tests
Audio quality - Noise - 87.9 / Crosstalk - 86.4
Battery (old) - Endurance rating 84h
Loudspeaker - Voice 68dB / Noise 67dB / Ring 79dB
Performance - GFXBench: 4.8fps (ES 3.1 onscreen)
Platform
Chipset Mediatek MT6761 Helio A22 (12 nm) Kirin 655 (16 nm)
CPU Quad-core 2.0 GHz Cortex-A53 Octa-core (4x2.1 GHz Cortex-A53 & 4x1.7 GHz Cortex-A53)
GPU PowerVR GE8320 Mali-T830MP2
OS Android 8.1 (Oreo), Funtouch 4 Android 6.0 (Marshmallow), upgradable to 7.0 (Nougat), EMUI 5
Selfie camera
Single 5 MP, f/2.2 8 MP
Video 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes