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Specs side by side
Better on paper
Read the verdict: realme C83 5G vs Redmi Note 15 5G
Display
Specrealme C83 5GRedmi Note 15 5G
Size
6.8 inches
6.77 inches
Panel
LCD
Curved AMOLED
Resolution
1570 x 720 (HD+)
2392 x 1080 (better)
Refresh rate
144Hz (better)
120Hz
Peak brightness
900 nits
3,200 nits (better)
Performance
Specrealme C83 5GRedmi Note 15 5G
Chipset
MediaTek Dimensity 6300
Snapdragon 6 Gen 3
CPU
Octa-core
Octa-core, up to 2.4GHz
GPU
Mali-G57 MC2
Adreno
RAM
4GB, 6GB
8GB
Storage
64GB, 128GB
128GB, 256GB
Software
realme UI 7, Android 16
HyperOS 3 · 4 OS updates
Camera
Specrealme C83 5GRedmi Note 15 5G
Rear cameras
13MP main
108MP main (f/1.7, OIS) + 8MP ultrawide (f/2.2)
Front camera
5MP
20MP (f/2.2)
Video
1080p at 30fps (rear), 1080p at 30fps (front)
4K at 30fps (rear), 1080p at 30fps (front)
Battery
Specrealme C83 5GRedmi Note 15 5G
Battery
7,000 mAh (better)
5,520 mAh
Wired charging
15W
45W (better)
Build and connectivity
Specrealme C83 5GRedmi Note 15 5G
Network
5G, 4G LTE
5G, 4G LTE
SIM
Dual nano SIM
Nano SIM + hybrid nano SIM or microSD
Wi-Fi and Bluetooth
Wi-Fi 5, Bluetooth 5.3
Wi-Fi 5, Bluetooth 5.1
NFC
No
Not listed
Dust and water
IP64
IP65 + IP66 (better)
Weight
212 g
178 g (better)
Thickness
8.45 mm
7.35 mm (better)
Colours
Blooming Purple, Sprouting Green
Black, Glacier Blue, Mist Purple
Availability
Specrealme C83 5GRedmi Note 15 5G
Launch in India
7 Mar 2026
31 Dec 2025
Status
On sale
On sale
Versions and prices
4GB + 64GB₹19,9994GB + 128GB₹23,9996GB + 128GB₹26,999
8GB + 128GB₹28,9998GB + 256GB₹31,999