Product
Honor 4X
Honor 4X
Vivo Y90
Vivo Y90
Battery
Stand-by Up to 200 h (3G) -
Talk time Up to 15 h (3G) -
Type Li-Po 3000 mAh, non-removable 4030 mAh, non-removable
Body
Build - Glass front, plastic back, plastic frame
Dimensions 152.9 x 77.2 x 8.7 mm (6.02 x 3.04 x 0.34 in) 155.1 x 75.1 x 8.3 mm (6.11 x 2.96 x 0.33 in)
SIM Dual SIM (Micro-SIM, dual stand-by) Nano-SIM + Nano-SIM
Weight 165 g (5.82 oz) 163.5 g (5.78 oz)
Comms
Bluetooth 4.0, A2DP 5.0, A2DP, LE
NFC No No
Positioning GPS, GLONASS GPS, GLONASS, GALILEO
Radio FM radio FM radio
USB microUSB 2.0, OTG microUSB 2.0, OTG
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Display
Resolution 720 x 1280 pixels, 16:9 ratio (~267 ppi density) 720 x 1520 pixels, 19:9 ratio (~270 ppi density)
Size 5.5 inches, 83.4 cm2 (~70.6% screen-to-body ratio) 6.22 inches, 96.6 cm2 (~82.9% screen-to-body ratio)
Type IPS LCD IPS LCD
Features
Sensors Accelerometer, proximity, compass Accelerometer, proximity, compass
Launch
Announced 2014, October. Released 2014, October 2019, July. Released 2019, July
Status Discontinued Discontinued
Main Camera
Features LED flash, panorama, HDR LED flash, panorama
Single 13 MP, f/2.0, AF 8 MP, f/2.0, AF
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDHC (dedicated slot) microSDXC (dedicated slot)
Internal 8GB 2GB RAM 16GB 2GB RAM, 32GB 2GB RAM
  eMMC 4.5 eMMC 5.1
Misc
Colors White, Black Black, Gold
Models Che2-L11, Che1-L04, Che2-UL00, Che1-CL20, Che2-TL00, Che1-CL10, CHE-TL00, Che2-TL00M, CHE-TL00H 1908, 1823
SAR - 1.28 W/kg (head)     0.61 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 900 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 7, 38, 39, 40, 41 1, 3, 5, 8, 38, 40, 41
Speed HSPA 42.2/11.5 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / LTE
  3, 40 - L04 model -
Platform
Chipset Kirin 620 (28 nm)Qualcomm MSM8916 Snapdragon 410 (28 nm) Mediatek MT6761 Helio A22 (12 nm)
CPU Octa-core 1.2 GHz Cortex-A53Quad-core 1.2 GHz Cortex-A53 Quad-core 2.0 GHz Cortex-A53
GPU Mali-450MP4Adreno 306 PowerVR GE8320
OS Android 4.4.2 (KitKat), upgradable to 6 (Marshmallow), EMUI 3 Android 8.1 (Oreo), Funtouch 4.5
Selfie camera
Single 5 MP 5 MP, f/1.8
Video 720p 720p
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes