Realme 13 5G vs Vivo X21 UD comparison

Show Only Differences Highlight Differences	Realme 13 5G	Vivo X21 UD
key specs
Display	6.72-inch	6.28-inch
Processor	MediaTek Dimensity 6300	Qualcomm Snapdragon 660
Front Camera	16-megapixel	12-megapixel
Rear Camera	50-megapixel + 2-megapixel	12-megapixel
RAM	8GB	6GB
Storage	128GB, 256GB	128GB
Battery Capacity	5000mAh	3200mAh
OS	Android 14	Android 8.1
Resolution	1080x2400 pixels	1080x2280 pixels
general
Brand	Realme	Vivo
Model	13 5G	X21 UD
Release date	August 29, 2024	March 1, 2018
Launched in India	Yes	-
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	165.60 x 76.10 x 7.79	154.50 x 74.80 x 7.40
Weight (g)	190.00	156.20
IP rating	IP64	-
Battery capacity (mAh)	5000	3200
Removable battery	No	-
Fast charging	80W Fast Charging	-
Wireless charging	No	-
Colours	Dark Purple, Speed Green	Ruby Red, Aurora White, Black
display
Refresh Rate	120 Hz	-
Resolution Standard	FHD+	-
Screen size (inches)	6.72	6.28
Touchscreen	Yes	Yes
Resolution	1080x2400 pixels	1080x2280 pixels
hardware
Processor	octa-core	octa-core
Processor make	MediaTek Dimensity 6300	Qualcomm Snapdragon 660
RAM	8GB	6GB
Internal storage	128GB, 256GB	128GB
camera
Rear camera	50-megapixel (f/1.8) + 2-megapixel (f/2.4)	12-megapixel
No. of Rear Cameras	2	-
Rear flash	Yes	LED
Front camera	16-megapixel (f/2.45)	12-megapixel
No. of Front Cameras	1	-
software
Operating system	Android 14	Android 8.1
Skin	Realme UI 5.1	FunTouch 4.0
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes, v 5.30	Yes, v 5.00
USB Type-C	Yes	-
Headphones	3.5mm	3.5mm
Number of SIMs	2	2
Active 4G on both SIM cards	Yes	-
Wi-Fi standards supported	-	802.11 a/b/g/n/ac
USB OTG	-	Yes
sensors
Fingerprint sensor	Yes	-
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	-
Gyroscope	Yes	Yes
Ambient light sensor	-	Yes
sim 1
SIM Type	-	Micro-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
sim 2
SIM Type	-	Micro-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes

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