Oppo A77 vs vivo Y91i

Price Comparison (India)

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Manufacturer
Oppo	vivo
Announced
June 2022	March 2019
Status
Coming Soon - June 2022	Available - March 2019
Price
-	Rs. 9,990 ($0.00) [Similarly Priced]
Colors
Ocean Blue, Midnight Black	Fusion Black, Sunset Red, Ocean Blue
Form Factor
Candybar	Candybar
Dimension
163.8 x 75.1 x 8 mm (6.45 x 2.96 x 0.31 in)	155.1 x 75.1 x 8.3 mm (6.11 x 2.96 x 0.33 in)
Weight
190 g (6.7 oz)	163.5 g (5.75.0.18 oz)
SIM Type
Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)
2G Network
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 850 / 900 / 2100
4G Network
1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66	LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 40(2300), 41(2500)
5G Network
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA	-
Messaging

Build Features
- Fingerprint Sensor (side-mounted) IPX4 water resistant	-

OS
Android 12	Android 8.1 (Oreo)
User Interface
ColorOS 12.1	Funtouch 4.5
Processor
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55), MediaTek MT6833P Dimensity 810 (6 nm) [Similar]	Octa-core 2.0 GHz Cortex-A53, Mediatek MT6762 Helio P22 (12 nm) [Similar]
GPU
Mali-G57 MC2 [Similar]	PowerVR GE8320 [Similar]
RAM
6 GB [Browse Similar]	2 GB [Browse Similar]
Internal Memory
128 GB	16/32 GB
External Memory
microSDXC	microSD, up to 256 GB (dedicated slot)

Type
HD+ IPS LCD Screen 90Hz Refresh Rate 480 nits (typ), 600 nits (HBM)	IPS LCD Capacitive Touchscreen
Colors
16M Colors	16M colors
Size
6.56 inches [Similar]	6.22 inches [Similar]
Resolution
720 x 1612 pixels (269 ppi)	720 x 1520 pixels (270 ppi)
Screen-to-Body Ratio
84.12%	83.15%
Multi-Touch

Rear Camera
48 MP + 2 MP [Similar]	13 MP [Similar]
Flash
LED Flash	LED Flash
Features
48 MP, f/1.7, 26mm (wide), PDAF 2 MP, f/2.4, (depth) HDR, Panorama	13 MP, f/2.2, PDAF Panorama
Video
1080p@30fps	1080p@30fps
Front Camera
8 MP, f/2.0, 26mm (wide) Panorama 1080p@30fps [Similar]	8 MP, f/1.8 [Similar]

GPRS
Yes	Yes
Edge
Yes	Yes
3G
HSPA 42.2/5.76 Mbps, LTE, 5G	HSPA, LTE Cat4 150/50 Mbps
Bluetooth
5.3, A2DP, LE, aptX HD	5.0, A2DP, LE
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot	Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot
USB
USB Type-C 2.0, USB On-The-Go	microUSB 2.0, USB On-The-Go
GPS
Yes, with A-GPS, GLONASS, BDS, GALILEO, QZSS	Yes, with A-GPS, GLONASS, BDS
Browser
Yes	Yes

Internal
128 GB, 6 GB RAM UFS 2.2	16/32 GB, 2 GB RAM
Expandable Storage
microSDXC	microSD, up to 256 GB (dedicated slot)
USB OTG
Supported	Supported

Fingerprint

Proximity Sensor

Accelerometer Sensor

Magnetic-field Sensor (Compass)

Gyroscope Sensor

NFC

Type
Non-removable Li-Po Battery Fast battery Charging 33W, 53% in 30 min (advertised)	Non-removable Li-Po Battery
Capacity
5000 mAh	4030 mAh
Stand by
-	-
Talk Time
-	-