Product
Vivo Y91i
Vivo Y91i
Honor 6X
Honor 6X
Battery
Stand-by - Up to 650 h (3G)
Talk time - Up to 23 h (3G)
Type 4030 mAh, non-removable Li-Ion 3340 mAh, non-removable
Body
Build - Glass front, aluminum back, aluminum frame
Dimensions 155.1 x 75.1 x 8.3 mm (6.11 x 2.96 x 0.33 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 163.5 g (5.78 oz) 162 g (5.71 oz)
Comms
Bluetooth 4.2, 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
Resolution 720 x 1520 pixels, 19:9 ratio (~271 ppi density) 1080 x 1920 pixels, 16:9 ratio (~403 ppi density)
Size 6.2 inches, 95.9 cm2 (~82.4% screen-to-body ratio) 5.5 inches, 82.6 cm2 (~71.8% screen-to-body ratio)
Type IPS LCD IPS LCD
Features
Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass Fingerprint (rear-mounted), accelerometer, proximity, compass
Launch
Announced 2018, November. Released 2018, November 2016, October. Released 2016, October
Status Discontinued Discontinued
Main Camera
Dual 13 MP, f/2.2, PDAF 2 MP, f/2.4, (depth) 12 MP, 1/2.9", 1.25µm, PDAF 2 MP, (depth)
Features LED flash, panorama LED flash, HDR, panorama
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC microSDXC (uses shared SIM slot)
Internal 16GB 2GB RAM 32GB 3GB RAM, 64GB 4GB RAM
  eMMC 5.1 -
Misc
Colors Starry Black, Ocean Blue, Red Gray, Gold, Silver
Models - 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, 8, 28, 38, 40, 41 1, 3, 7, 8, 38
Speed HSPA, LTE 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 Qualcomm SDM439 Snapdragon 439 (12 nm) Kirin 655 (16 nm)
CPU Octa-core (4x1.95 GHz Cortex-A53 & 4x1.45 GHz Cortex A53) Octa-core (4x2.1 GHz Cortex-A53 & 4x1.7 GHz Cortex-A53)
GPU Adreno 505 Mali-T830MP2
OS Android 8.1 (Oreo), Funtouch 4.5 Android 6.0 (Marshmallow), upgradable to 7.0 (Nougat), EMUI 5
Selfie camera
Single 8 MP, f/2.0 8 MP
Video 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes