vivo Y21d vs realme C100i: Side by Side Specs Comparison

This is a side-by-side smartphone specs comparison of the vivo Y21d and realme C100i.

The vivo Y21d has a 6.68-inch display, UNISOC T7225 (12 nm) processor, dual cameras, 4G LTE connectivity, and 6500mAh battery.

Meanwhile, the realme C100i has a 6.8-inch display, UNISOC T7250 (12 nm) processor, cameras, 4G LTE connectivity, and 7000mAh battery.

Specs vivo Y21d realme C100i
Picture vivo Y21d
3.6/5 stars (64 ratings)
× realme C100i
3/5 stars (8 ratings)
Screen 6.68-inch HD+ IPS LCD Display (720 x 1608 Pixels 264 ppi) with Guardian Glass, 90Hz Refresh Rate, 1000nits HBM, and punch-hole 6.8-inch HD+ IPS LCD Display (720 x 1570 Pixels, 254 ppi) with Panda Glass, 120Hz Refresh Rate, 700nits typical brightness, 900nits HBM, and notch
OS Android 15 with Funtouch OS 15 Android 16 with realme UI
Chipset UNISOC T7225 (12 nm) UNISOC T7250 (12 nm)
CPU Octa Core CPU
2x Cortex-A75 @ 1.8GHz & 6x Cortex-A55 @ 1.8GHz
Octa Core CPU
2x Cortex-A75 @ 1.8GHz & 6x Cortex-A55 @ 1.6GHz
GPU Mali-G52 MP1 Mali-G57 MP1
RAM 4GB or 6GB of RAM 4 GB
Rear Camera Dual Cameras:
50MP Main Camera (f/1.8 aperture, Autofocus)
VGA auxiliary camera
-Dual LED Flash
-Up to 1080p@30fps video recording
8 Megapixels (f/2.0 Aperture, Autofocus)
LED Flash
Up to 1080p video recording
Front Camera 5 Megapixels (f/2.2 aperture)
- Up to 1080p@30fps video recording
5 Megapixels (f/2.2 Aperture)
- Up to 720p video recording
Storage 128GB or 256GB (eMMC 5.1) 64GB or 128GB
Expansion 2TB via microSD 1TB via microSD
SIM Dual SIM (Nano-SIM) Dual SIM (Nano-SIM)
Networks 4G LTE, 3G HSPA+, 2G EDGE & GPRS Networks 4G LTE, 3G HSPA+, 2G EDGE & GPRS Networks
Wi-Fi Wi-Fi 802.11 b/g/n/ac (dual band) Wi-Fi 802.11 b/g/n/ac (dual band)
NFC No No
Bluetooth Bluetooth 5.2 Bluetooth 5.2
Infrared No
Position GPS, GLONASS, GALILEO, BeiDou, QZSS GPS, GLONASS, GALILEO, BeiDou
USB OTG Yes Yes
USB USB Type-C USB Type-C
3.5mm Audio Jack No Yes
Audio Enhancement Dual Speakers, Up to 400% volume Up to 300% speaker volume
FM Radio Yes Yes
Sensors Face Recognition & Fingerprint Sensor
Proximity Sensor & Ambient Light Sensor
Compass & Accelerometer
Ring notification LED (Dynamic Light)
Face Recognition & Fingerprint Sensor
Proximity Sensor & Ambient Light Sensor
Compass & Accelerometer
Battery 6500 mAh (Non-removable)
44W Fast Charging (50% in 38 minutes)
7000 mAh (Non-removable)
15W Charging rate
Material Glass front, Plastic composite back (IP68/IP69 dust & water resistance, SGS 5-star Drop Resistance, MIL-STD-810H Shock Resistance) Glass front, Plastic back (IP64 dust & splash resistance; 2-meter drop protection)
Size 166.14 x 77.01 x 8.39 mm 166.48 x 78.23 x 8.38 mm
Weight 209 g 208 g
Colors Glowing Black, Coral Red, Lavender Purple Grey, Purple
Release Date September 28, 2025 June 18, 2026
Price 6,999.00 - Official price of 4GB+128GB version in the Philippines
8,999.00 - Official price of 6GB+256GB version in the Philippines
8,999.00 - Official price of 4GB+64GB version in the Philippines
11,999.00 - Official price of 4GB+128GB version in the Philippines
13,999.00 - Official price of 4GB+256GB version in the Philippines
Buy Online vivo Y21d on Lazada
vivo Y21d on Shopee
realme C100i on Lazada
realme C100i on Shopee


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