Infinix Smart 6 vs Xiaomi Redmi 15C
Product
Price
109 USD
109 USD
Status
Available
Available
Brand
Infinix Mobiles
Xiaomi Mobiles
Model No
X6511B
25078RA3EA, 25078RA3EL
Launch Date
2021, October 26
2025, August 01
Technology
GSM / HSPA / LTE
GSM / HSPA / LTE
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 2100
4G bands
1, 3, 5, 8, 38, 40, 41
1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
LTE
Speed
HSPA, LTE
HSPA, LTE
Build
Glass front, plastic back, plastic frame
Glass front (Gorilla Glass 3), plastic frame, glass back or silicone polymer (eco leather) back
IP64 dust tight and water resistant (water splashes)
SIM
Dual SIM (Nano-SIM, dual stand-by)
Nano-SIM + Nano-SIM
Colors
Purple, Ocean Blue, Light Sea Green, Polar Black
Moonlight Blue, Mint Green, Midnight Gray, Twilight Orange
Dimensions
171.6 x 79.5 x 8 mm (6.76 x 3.13 x 0.31 in)
Weight
205 g (7.23 oz)
Type
IPS LCD, 500 nits (typ)
IPS LCD, 120Hz
Size
6.6 inches, 105.2 cm2
6.9 inches, 114.9 cm2 (~84.3% screen-to-body ratio)
Resolution
720 x 1600 pixels, 20:9 ratio (~266 ppi density)
720 x 1600 pixels, 20:9 ratio (~254 ppi density)
OS
Android 11 (Go edition), XOS 7.6
Android 15, HyperOS 2
Chipset
Unisoc SC9863A (28nm)
Mediatek Helio G81 Ultra (12 nm)
CPU
Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU
IMG8322
Mali-G52 MC2
RAM
2GB/3GB
4GB/6GB/8GB
Storage
32GB/64GB
128GB/256GB
Card Slot
microSDXC (dedicated slot)
microSDXC (dedicated slot)
Lens 1
8 MP, AF
50 MP, f/1.8, 28mm (wide), 1/2.76", 0.64µm, PDAF
Lens 2
0.8 MP, (depth)
QVGA, f/3.0
Features
Dual-LED flash
LED flash, HDR
Video
1080p@30fps
1080p@30fps
Lens 1
5 MP
8 MP, f/2.0, (wide), 1/4.0", 1.12µm
Features
LED flash
HDR
Video
720p@30fps
1080p@30fps
Capacity
Li-Po 5000 mAh, non-removable
6000 mAh
Charging
Charging 10W
33W wired, PD
Sensors
Fingerprint (rear-mounted), accelerometer, proximity
Fingerprint (side-mounted), accelerometer, compass
Virtual proximity sensing
Loudspeaker
Yes
Yes
3.5mm jack
Yes
Yes
WLAN
Wi-Fi 802.11 b/g/n, hotspot
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
Yes
5.4, A2DP, LE
GPS
Yes, with A-GPS
GPS, GLONASS, GALILEO, BDS
NFC
No
Yes (market/region dependent)
Radio
FM radio
FM radio
USB
microUSB 2.0, USB On-The-Go
USB Type-C 2.0, OTG