Realme C75 5G vs Xiaomi Redmi 15
Product
Price
159 USD
159 USD
Status
Available
Available
Brand
Realme Mobiles
Xiaomi Mobiles
Model No
RMX3943
25057RN09E
Launch Date
2025, May 08
2025, August 01
Technology
GSM / HSPA / LTE / 5G
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 2100
HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 3, 5, 8, 28, 40, 41
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 38, 40, 41, 42, 48, 66, 71
5G bands
1, 3, 5, 8, 28, 40, 41, 77, 78 SA/NSA
1, 2, 3, 5, 7, 8, 12, 20, 26, 28, 38, 40, 41, 48, 66, 77, 78, 71 SA/NSA
Speed
HSPA, LTE, 5G
HSPA, LTE, 5G
Dimensions
165.7 x 76.2 x 7.9 mm (6.52 x 3.00 x 0.31 in)
169.5 x 80.5 x 8.4 mm (6.67 x 3.17 x 0.33 in)
Weight
190 g (6.70 oz)
217 g (7.65 oz)
Build
IP64 dust tight and water resistant (water splashes)
Drop resistant up to 2m
MIL-STD-810H compliant*
* does not guarantee ruggedness or use in extreme conditions
Corning Gorilla Glass 3, Mohs level 6
IP64 dust tight and water resistant (water splashes)
SIM
Nano-SIM + Nano-SIM
Nano-SIM + Nano-SIM
Colors
Midnight Lily, Purple Blossom, Lily White
Midnight Black, Titan Gray, Ripple Green
Type
IPS LCD, 120Hz, 625 nits
IPS LCD, 144Hz, 600 nits (typ), 700 nits (HBM), 850 nits (peak)
Size
6.67 inches, 107.2 cm2 (~84.9% screen-to-body ratio)
6.9 inches, 116.9 cm2 (~85.7% screen-to-body ratio)
Resolution
720 x 1604 pixels, 20:9 ratio (~264 ppi density)
1080 x 2340 pixels, 19.5:9 ratio (~374 ppi density)
OS
Android 15, Realme UI 6.0
Android 15, HyperOS 2.2
Chipset
Mediatek Dimensity 6300 (6 nm)
Qualcomm SM6375 Snapdragon 6s Gen 3 (6 nm)
CPU
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Octa-core (2x2.3 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU
Mali-G57 MC2
Adreno 619
RAM
4GB/6GB
4GB/6GB/8GB
Storage
64GB/128GB
128GB/256GB
UFS 2.2
Card Slot
microSDXC (uses shared SIM slot)
microSDXC (uses shared SIM slot)
Lens 1
32 MP, f/1.8, 27mm (wide), 1/3.1", PDAF
50 MP, f/1.8, (wide), 1/2.88" 0.61μm, PDAF
Features
LED flash, panorama
LED flash, HDR
Video
1080p@30fps
1080p@30fps
Lens 2
Auxiliary lens
Lens 1
8 MP, f/2.0, (wide)
8 MP, f/2.0, (wide)
Features
Panorama
HDR
Video
1080p@30fps
1080p@30fps
Capacity
Li-Po 6000 mAh
7000 mAh
Charging
45W wired
5W reverse wired
33W wired, PD 2.0, PPS, QC3
18W reverse wired
Sensors
Fingerprint (side-mounted), accelerometer, proximity, compass
Fingerprint (side-mounted), accelerometer, compass
Virtual proximity sensing
Circle to Search
Loudspeaker
Yes
Yes
3.5mm jack
Yes
No
24-bit/192kHz Hi-Res audio
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
5.3, A2DP, LE
5.1, A2DP, LE, aptX
GPS
GPS, GALILEO, GLONASS, QZSS, BDS
GPS, GLONASS, GALILEO, BDS
USB
USB Type-C 2.0, OTG
USB Type-C 2.0, OTG
NFC
Yes (market/region dependent)