Realme C75x 4G

It measures 165.7 x 76.2 x 8 mm (6.52 x 3.00 x 0.31 in) and weighs 196g. The device features a 6.67-inch IPS LCD with a 120Hz refresh rate, 625 nits (HBM), and 720 x 1604 pixels, 20:9 ratio (~264 ppi density) resolution. ArmorShell glass protects the screen, and its IP68/9 rating further enhances its durability.

Running on Android 15, Realme UI 6.0, and powered by a MediaTek Helio G81 Ultra (12 nm) processor, the Realme C75x is capable of multitasking, moderate gaming, and general everyday use. Realme C75x is 4G network-enabled. Bluetooth 5.0 enables faster and more seamless wireless connectivity with smart devices, such as earbuds, Bluetooth speakers, and smartwatches.

Wi-Fi connectivity is as efficient as possible thanks to USB Type-C 2.0, OTG, which ensures fast data transfer to other compatible devices. The handset’s massive 5,600mAh battery powers it, arguably its most standout feature. With such a battery at full capacity, you can stay with it for days on typical use before needing to recharge.

Realme added a shine to the gloss with the 45W fast wired charging support, which can quickly replenish the battery (0-100% in 90 minutes, making it ideal for charging on the go. Notably, the device does not support reverse wired charging.

Key Features

• RAM: 6GB
• Internal Storage: 128GB
• Display: 6.67-inch, IPS LCD
• OS: Android 15, Realme UI 6.0
• Chipset: Mediatek Helio G81 Ultra (12 nm)
• Connectivity: 4G, Bluetooth 5.0, Wi-Fi, GPS, USB-C 2.0
• Battery: 5,600mAh, 45W
• Colors: Coral Pink, Oceanic Blue
• Powered by the Helio G81 chipset, delivering solid performance for everyday tasks.
• A 50MP AI camera for sharp photos, plus a 5MP selfie camera for an above-average camera experience.
• Runs Android 15 with Realme UI 6.0, bringing a clean and optimized experience.
• IP68/IP69-rated dust and water resistance, plus ArmorShell Glass for extra protection.
• A 5600mAh battery with 45W fast charging, ensuring long-lasting power.
• The 6.67-inch IPS LCD with a 120Hz refresh rate and always-on display provides an immersive viewing experience.
• The extras add value to the device’s users (Dual speakers, side-mounted fingerprint scanner, and dedicated microSDXC card slot).
• Dual SIM support
• The handset is limited to 4G connectivity.
• 720p resolution leaves a lot to be desired.
• No NFC, meaning contactless payments are unavailable.
• Not ideal for intense gaming or heavy multitasking.
• No 3.5mm headphone jack: This might be a dealbreaker for wired audio enthusiasts.
• No OIS (Optical Image Stabilization). This affects photo and video stability.
• The Helio G81 chipset is decent for daily tasks, but struggles with heavy gaming.

Specifications

• Brand: Realme
• Model Name: C75x 4G
• Status: Announced: 7 March 2025 Availability: now available
• Body and build: Size: 165.7 x 76.2 x 8 mm (6.52 x 3.00 x 0.31 in) Weight: 196g SIM: Nano-SIM + Nano-SIM Durability: 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 Colorways: Coral Pink, Oceanic Blue
• Display: Type: IPS LCD, 90Hz, 580 nits (typ), 690 nits (HBM) Size: 6.72 inches, 109.0 cm2 (~86.3% screen-to-body ratio) Resolution: 1080 x 2400 pixels, 20:9 ratio (~392 ppi density) Protection: ArmorShell glass Always-on display: Yes
• Type: IPS LCD, 90Hz, 580 nits (typ), 690 nits (HBM)
• Size: 6.72 inches, 109.0 cm2 (~86.3% screen-to-body ratio)
• Resolution: 1080 x 2400 pixels, 20:9 ratio (~392 ppi density)
• Protection: ArmorShell glass
• Always-on display: Yes
• Performance: OS: Android 15, Realme UI 6.0 Chipset: Mediatek Helio G81 Ultra (12 nm) CPU: Octa-core (2×2.0 GHz Cortex-A75 & 6×1.8 GHz Cortex-A55) GPU: Mali-G52 MC2
• CPU: Octa-core (2×2.0 GHz Cortex-A75 & 6×1.8 GHz Cortex-A55)
• GPU: Mali-G52 MC2
• Storage Specs: Internal Storage: 128GB 6GB RAM, 128GB 8GB RAM Card Slot: microSDXC (dedicated slot)
• Camera set up: Main Camera 50 MP, f/1.8, (wide), PDAF Features: LED flash, HDR, panorama Video: 1080p@30fps Selfie Camera 5 MP, f/2.2, (wide), 1/5″ Features: Panorama Video: 1080p@30fps
• Audio Support: Loudspeaker: Yes, with dual speakers 3.5mm jack: No
• Connectivity: Technology: GSM / HSPA / LTE 2G bands: GSM 850 / 900 / 1800 / 1900 3G bands: HSDPA 850 / 900 / 2100 4G bands: 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 Speed: HSPA, LTE
• Technology: GSM / HSPA / LTE
• 2G bands: GSM 850 / 900 / 1800 / 1900
• 3G bands: HSDPA 850 / 900 / 2100
• 4G bands: 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
• Speed: HSPA, LTE
• Communications Support: WLAN: Wi-Fi 802.11 a/b/g/n/ac, dual-band Bluetooth: 5.0, A2DP, LE Positioning: GPS, GALILEO, GLONASS, QZSS, BDS NFC: Unspecified Radio: Unspecified USB: Type-C 2.0, OTG
• WLAN: Wi-Fi 802.11 a/b/g/n/ac, dual-band
• Bluetooth: 5.0, A2DP, LE
• Positioning: GPS, GALILEO, GLONASS, QZSS, BDS
• NFC: Unspecified
• Radio: Unspecified
• USB: Type-C 2.0, OTG
• Sensors: Fingerprint (side-mounted), accelerometer, gyro, proximity, compass Circle to Search
• Battery: Type: 5,600 mAh Charging: 45W wired