Product
Realme C75x
Realme C75x
₹33,117
Xiaomi Redmi K80 Ultra
Xiaomi Redmi K80 Ultra
₹31,171
Battery
Charging 45W wired, 100% in 90 min 100W wired, PD3.0 Bypass charging
Type 5600 mAh Si/C Li-Ion 7410 mAh
Body
Build - Glass front, aluminum frame
Dimensions 165.7 x 76.2 x 8 mm (6.52 x 3.00 x 0.31 in) 163.1 x 77.9 x 8.2 mm (6.42 x 3.07 x 0.32 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 196 g (6.91 oz) 219 g (7.72 oz)
  IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 2m for 60 hours) Drop resistant up to 1.8m MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions IP68 dust tight and water resistant (immersible up to 2m for 30 min)
Comms
Bluetooth 5.0, A2DP, LE 5.4, A2DP, LE, LHDC 5
Infrared port - Yes
NFC No Yes
Positioning GPS, GALILEO, GLONASS, QZSS, BDS GPS (L1+L5), BDS (B1I+B1C+B2a+B2b), GALILEO (E1+E5a+E5b), QZSS (L1+L5), NavIC, GLONASS
Radio Unspecified Unspecified
USB USB Type-C 2.0 USB Type-C
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct
Display
Protection ArmorShell glass Scratch/drop-resistant glass
Resolution 720 x 1604 pixels, 20:9 ratio (~264 ppi density) 1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density)
Size 6.67 inches, 107.2 cm2 (~84.9% screen-to-body ratio) 6.83 inches, 114.5 cm2 (~90.2% screen-to-body ratio)
Type IPS LCD, 120Hz, 500 nits (typ), 625 nits (HBM) OLED, 68B colors, 144Hz, Dolby Vision, HDR10+, HDR Vivid, 1800 nits (HBM), 3200 nits (peak)
Features
Sensors Fingerprint (side-mounted), accelerometer, proximity, compass Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass
  Circle to Search -
Launch
Announced 2025, March 07 2025, June 26
Status Available. Released 2025, March 08 Available. Released 2025, June 26
Main Camera
Dual - 50 MP, f/1.9, 23mm (wide), 1/1.55", 1.0µm, PDAF, OIS 8 MP, 119˚ (ultrawide), 1/4.0", 1.12µm
Features LED flash, panorama Color spectrum sensor, Dual-LED dual-tone flash, HDR, panorama
Single 50 MP, f/1.8, (wide), 1/2.88", PDAF -
Video 1080p@30fps 8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS
Memory
Card slot microSDXC (dedicated slot) No
Internal 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM
  - UFS 4.1
Misc
Colors Coral Pink, Oceanic Blue Gray, White, Blue, Green
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 HSDPA 800 / 850 / 900 / 1700(AWS) / 2100
4G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 1, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66
5G bands - 1, 3, 5, 7, 8, 26, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA
Speed HSPA, LTE HSPA, LTE, 5G
Technology GSM / HSPA / LTE GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
  - CDMA2000 1x
Platform
Chipset Mediatek Helio G81 Ultra (12 nm) Mediatek Dimensity 9400+ (3 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) Octa-core (1x3.63 GHz Cortex-X925 & 3x3.3 GHz Cortex-X4 & 4x2.4 GHz Cortex-A720)
GPU Mali-G52 MC2 Immortalis-G925
OS Android 15, Realme UI 6.0 Android 15, HyperOS 2
Selfie camera
Features Panorama HDR
Single 5 MP, f/2.2, (wide), 1/5" 20 MP, (wide), 1/2.0", 0.8µm
Video 1080p@30fps 1080p@30/60fps
Sound
3.5mm jack No No
Loudspeaker Yes Yes, with stereo speakers
  - 24-bit/192kHz Hi-Res & Hi-Res Wireless audio
Offers No offers available No offers available