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Compare vivo X9 vs vivo Y91


vivo X9
   vivo Y91
vivo X9
 VS
vivo Y91







On this page we compare specs vivo X9 Octa-core 2.0 GHz Cortex-A53 with vivo Y91 Octa-core (2x1.95 GHz Cortex-A53 & 6x1.45 GHz Cortex A53), we compare external dimensions, compare screens and performance, the amount of RAM and memory for storing media data, battery capacity and characteristics of photo cameras, compare the presence of various sensors and functions.


vivo X9
vivo X9 smartphone runs on Android 6.1 (Marshmallow), upgradable to Android 8 (Oreo); Funtouch 3 operating system. The phone is powered by Octa-core 2.0 GHz Cortex-A53 processor. It has 64/128 GB, 4 GB RAM. Internal storage options which can be extended with the help of No. The smartphone has a Super AMOLED providing, Screen-to-Body Ratio of 73.8%. The smartphone is fueled with a 3050 mAh,  Non-removable Li-Ion. The main camera of the smartphone consists of a 16 MP, Single. The sensors include Fingerprint (front-mounted), accelerometer, proximity, compass. Connectivity features in the smartphone include Bluetooth, A-GPS, Wi-Fi, 3.5 mm Jack and more. The vivo X9 are available in various colors such as Gold, Rose Gold. It measures 152.6 x 74 x 7 mm and weighs 154 g.

vivo Y91
vivo Y91 smartphone runs on Android 8.1 (Oreo); Funtouch 4.5 operating system. The phone is powered by Octa-core (2x1.95 GHz Cortex-A53 & 6x1.45 GHz Cortex A53) processor. It has 32 GB, 3 GB RAM16 GB, 2 GB RAM. Internal storage options which can be extended with the help of microSD, up to 256 GB. The smartphone has a IPS LCD providing, Screen-to-Body Ratio of 82.9%. The smartphone is fueled with a 4030 mAh,  Non-removable Li-Po. The main camera of the smartphone consists of a 13 MP, Dual. The sensors include Fingerprint (rear-mounted), accelerometer, proximity, compass. Connectivity features in the smartphone include Bluetooth, A-GPS, GLONASS, BDS, Wi-Fi, 3.5 mm Jack and more. The vivo Y91 are available in various colors such as Starry Black, Ocean Blue, Red (Y91i only). It measures 155.1 x 75.1 x 8.3 mm and weighs 163.5 g.

Compare specs vivo X9 vs vivo Y91

Hardware and OSvivo X9vivo Y91
Operating systemAndroid 6.1 (Marshmallow), upgradable to Android 8 (Oreo); Funtouch 3Android 8.1 (Oreo); Funtouch 4.5
ProcessorOcta-core 2.0 GHz Cortex-A53Octa-core (2x1.95 GHz Cortex-A53 & 6x1.45 GHz Cortex A53)
ChipsetQualcomm MSM8953 Snapdragon 625 (14 nm)Qualcomm SDM439 Snapdragon 439 (12 nm)
GPUAdreno 506Adreno 505
Internal memory64/128 GB, 4 GB RAM32 GB, 3 GB RAM16 GB, 2 GB RAM
External memoryNomicroSD, up to 256 GB
Displayvivo X9vivo Y91
TypeSuper AMOLEDIPS LCD
Size5.5" inc6.22" inc
Resolution1080 x 1920 px720 x 1520 px
Touchscreencapacitive touchscreencapacitive touchscreen
ProtectionCorning Gorilla Glass 5
Screen-to-Body Ratio73.8%82.9%
Display area83.4 cm296.6 cm2
Display aspect ratio16:9 (height:width)19:9 (height:width)
Pixel Density401 PPI270 PPI
Colors16M16M
Connectivityvivo X9vivo Y91
2G NetworkGSM 900 / 1800 - SIM 1 & SIM 2GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G NetworkHSDPA 850 / 900 / 1900 / 2100  HSDPA 850 / 900 / 2100
4G NetworkLTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)LTE band 1(2100), 3(1800), 5(850), 40(2300), 41(2500)
Wi-FiWi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspotWi-Fi 802.11 b/g/n, WiFi Direct, hotspot
NetworkGSM / HSPA / CDMA2000 / LTEGSM / HSPA / LTE
SIM cardDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
Bluetooth4.2, A2DP, LE4.2, A2DP, LE
EdgeYesYes
GPRSYesYes
GPSYes, with A-GPSYes, with A-GPS, GLONASS, BDS
SpeedHSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 MbpsHSPA 42.2/5.76 Mbps, LTE Cat5 150/75 Mbps
USBmicroUSB 2.0, USB HostmicroUSB 2.0, USB On-The-Go
Cameravivo X9vivo Y91
Main camera16 MP, Single13 MP, Dual
Specs16 MP, PDAF, f/2.013 MP, f/2.2, PDAF
-2 MP, f/2.4, depth sensor
FeaturesLED flash, panorama, HDRLED flash, panorama
Video1080p@30fps1080p@30fps
Selfie camera20 MP, Dual8 MP, Single
Multimediavivo X9vivo Y91
3.5 mm JackYesYes
RadioNoFM radio
Designvivo X9vivo Y91
ColorsGold, Rose GoldStarry Black, Ocean Blue, Red (Y91i only)
Dimensions152.6 x 74 x 7 mm155.1 x 75.1 x 8.3 mm
Weight154 g163.5 g
Batteryvivo X9vivo Y91
Battery capacity3050 mAh,  Non-removable Li-Ion4030 mAh,  Non-removable Li-Po
Othervivo X9vivo Y91
Release date2016, November2018, November
SensorsFingerprint (front-mounted), accelerometer, proximity, compassFingerprint (rear-mounted), accelerometer, proximity, compass