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vivo Y91i (India)

vivo Y91 (Mediatek)

Network
Technology	GSM / HSPA / LTE	GSM / HSPA / LTE
2G bands	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only)
3G Network	HSDPA 850 / 900 / 2100	HSDPA 850 / 900 / 2100
4G Network	1, 3, 5, 7, 8, 38, 40, 41	1, 3, 5, 7, 8, 38, 40, 41
	1, 3, 5, 8, 40
Speed	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps	HSPA 42.2/5.76 Mbps, LTE Cat5 150/75 Mbps

Launch
Announced	2019, March	2019, January
Status	Available. Released 2019, March	Available. Released 2019, January

Body
Dimensions	155.1 x 75.1 x 8.3 mm (6.11 x 2.96 x 0.33 in)	155.1 x 75.1 x 8.3 mm (6.11 x 2.96 x 0.33 in)
Weight	163.5 g (5.78 oz)	163.5 g (5.78 oz)
SIM	Dual SIM (Nano-SIM, dual stand-by)	Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)

Display
Type	IPS LCD	IPS LCD
Size	6.22 inches, 96.6 cm2 (~82.9% screen-to-body ratio)	6.22 inches, 96.6 cm2 (~82.9% screen-to-body ratio)
Resolution	720 x 1520 pixels, 19:9 ratio (~270 ppi density)	720 x 1520 pixels, 19:9 ratio (~270 ppi density)

Platform
OS	Android 8.1 (Oreo), Funtouch 4.5	Android 8.1 (Oreo), Funtouch 4.5
Chipset	Mediatek MT6762 Helio P22 (12 nm)	Mediatek MT6762 Helio P22 (12 nm)
CPU	Octa-core 2.0 GHz Cortex-A53	Octa-core 2.0 GHz Cortex-A53
GPU	PowerVR GE8320	PowerVR GE8320

Memory
Card slot	microSDXC (dedicated slot)	microSDXC
Internal	16GB 2GB RAM, 32GB 2GB RAM, 32GB 3GB RAM	64GB 3GB RAM
	eMMC 5.1	eMMC 5.1

Main Camera
Modules	13 MP, f/2.2, PDAF	13 MP, f/2.2, PDAF 2 MP, f/2.4, (depth)
Features	LED flash, panorama	LED flash, panorama
Video	1080p@30fps	1080p@30fps

Selfie Camera
Modules	5 MP, f/1.8	8 MP, f/1.8
Video

Sound
Loudspeaker	Yes	Yes
3.5mm jack	Yes	Yes

Comms
WLAN	Wi-Fi 802.11 b/g/n, Wi-Fi Direct	Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth	5.0, A2DP, LE	5.0, A2DP, LE
Positioning	GPS, GLONASS, BDS	GPS, GLONASS, BDS
NFC	No	No
Infrared port	No	No
Radio	FM radio	FM radio
USB	microUSB 2.0, OTG	microUSB 2.0, OTG

Features
Sensors	Accelerometer, proximity, compass	Fingerprint (rear-mounted), accelerometer, proximity, compass

Battery
Type	4030 mAh, non-removable	4030 mAh, non-removable

Misc
Colors	Fusion Black, Sunset Red, Ocean Blue	Starry Black, Ocean Blue
SAR	1.28 W/kg (head)     0.61 W/kg (body)
Models	1820_19
Price	About 100 EUR	About 120 EUR