Realme X50 5G vs Oppo A91

General Info

Manufacturer
Realme	Oppo
Announced
July 2020	2019, December
Status
Available - July 2020	Coming soon. Exp. release 2019, December 26
Colors
Jungle Green, Ice Silver	Black, Blue, Red
Form Factor
Candybar	Candybar
Dimension
163.8 x 75.8 x 8.9 mm (6.45 x 2.98 x 0.35 in)	7.9 mm thickness (0.31 in thickness)
Weight
194 g (6.84 oz)	172 g (6.07 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 CDMA2000 1xEV-DO	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA
3G Network
HSDPA 850 / 900 / 1700 / 1900 / 2100	HSDPA 850 / 1700(AWS) / 1900 / 2100
4G Network
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100)	LTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 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)	- Fingerprint Sensor(In-display)

OS
Android 10	Android 9.0 (Pie)
User Interface
Realme UI	ColorOS 6.1
Processor
Octa-core (1x2.4 GHz Kryo 475 Prime & 1x2.2 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver), Qualcomm SDM765 Snapdragon 765G (7 nm) [Similar]	Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53), Mediatek MT6771V Helio P70 (12nm) [Similar]
GPU
Adreno 620 [Similar]	Mali-G72 MP3 [Similar]
RAM
8 GB [Browse Similar]	8 GB [Browse Similar]
Internal Memory
128 GB	128 GB
External Memory
No	microSD, up to 256 GB (dedicated slot)

Type
IPS LCD Capacitive Touchscreen 120Hz refresh rate	Super AMOLED Capacitive Touchscreen
Colors
16M colors	16M colors
Size
6.57 inches [Similar]	6.4 inches [Similar]
Resolution
1080 x 2400 pixels (401 ppi)	1080 x 2340 pixels (403 ppi)
Screen-to-Body Ratio
83.76%	-
Multi-Touch

Rear Camera
48 MP + 8 MP + 2 MP + 2 MP [Similar]	48 MP + 8 MP + 2 MP + 2 MP [Similar]
Flash
LED flash	LED flash
Features
48 MP, f/1.8, 25mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.3, 16mm (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) HDR, panorama	48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, 1/5", 1.75µm (dedicated macro camera) 2 MP, f/2.4, 1/5", 1.75µm, depth sensor HDR
Video
4K@30fps, 1080p@30/60fps; gyro-EIS	2160p@30fps
Front Camera
16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0Âµm 2 MP, f/2.4, (depth) HDR 1080p@30/120fps [Similar]	16 MP, f/2.0, 26mm (wide), 1/3.1", 1.0µm HDR 1080p@30fps [Similar]

GPRS
Yes	Yes
Edge
Yes	Yes
3G
HSPA 42.2/5.76 Mbps, LTE-A, 5G	HSPA 42.2/11.5 Mbps, LTE-A
Bluetooth
5.0, A2DP, LE	5.0, A2DP, LE, aptX HD
Wi-Fi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB
2.0, Type-C 1.0 reversible connector	2.0, Type-C 1.0 reversible connector, USB On-The-Go
GPS
Yes, with A-GPS, GLONASS, BDS	Yes, with A-GPS
Browser
Yes	Yes

Internal
128 GB, 8 GB RAM or 128 GB, 6 GB RAM (UFS 2.1)	128 GB, 8 GB RAM
Expandable Storage
No	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 charging 30W, 70% in 30 min (advertised)	Non-removable Li-Po Battery Fast battery charging 30W
Capacity
4200 mAh	4000 mAh
Stand by
-	-
Talk Time
-	-