The realme C100 5G combines a massive 6600 mAh Titan battery, a fluid 144 Hz 6.8-inch display, and an energy-efficient 6 nm MediaTek Dimensity 6300 5G processor. Engineered for rugged endurance, it features ArmorShell construction with IP64 dust and splash resistance alongside military-grade MIL-STD-810H durability. The realme C100 5G is engineered for remarkable longevity and reliability, powered by a massive 6600 mAh Titan lithium-polymer battery. Designed to keep up with demanding daily routines, the battery delivers exceptional endurance with support for SUPERVOOC fast charging up to 45 W as well as USB PD charging protocols. It also supports 5 W wired reverse charging, turning the smartphone into a handy power bank for other compatible accessories. Experience fluid visuals and seamless responsiveness across gaming, streaming, and navigation on the expansive 6.8-inch LCD display. Boasting an ultra-smooth refresh rate up to 144 Hz and a 180 Hz touch sampling rate, interaction is precise and instant. The screen reaches up to 900 nits of brightness in high brightness mode for easy readability in daylight, complemented by Panda-MN228 / Caihong CG21 reinforced glass, DC dimming, and eye comfort modes. Under the hood, the 6 nm MediaTek Dimensity 6300 octa-core processor delivers fast 5G connectivity paired with smooth daily multitasking. The system is equipped with 4 GB of LPDDR4X RAM, expandable dynamically up to 24 GB, and 128 GB of internal storage. Running realme UI 7.0 built on Android 16, users enjoy intuitive software features, AI assistance, and long-term fluency optimization. Built to withstand challenging environments, the realme C100 5G incorporates robust ArmorShell engineering tested against MIL-STD-810H standards and certified with IP64 water and dust resistance. Practical touches such as wet hand and glove touch support, as well as an integrated Speaker Cleaner to clear out moisture and dust, make it exceptionally resilient for work, outdoor adventures, and everyday handling. Capture every moment with clarity using the high-resolution 50 MP main rear camera with PDAF and an f/1.8 aperture lens, capable of 10x digital zoom and a multitude of specialized shooting options including Night, Portrait, Pro, and High-Resolution modes. For selfies and video calls, the 5 MP front camera provides clear, natural framing with display fill-light and portrait enhancements. Connectivity is versatile with dual-SIM 5G SA/NSA support alongside a dedicated micro-SD expansion slot that accommodates memory cards up to 2 TB. Featuring modern essentials like NFC, Bluetooth 5.3, Wi-Fi 5, a side fingerprint sensor, and a classic 3.5 mm headphone jack, the realme C100 5G provides comprehensive everyday functionality. Display: 6.8-inch HD+ LCD (1570 x 720), up to 144 Hz refresh rate, 900 nits peak brightness Processor: MediaTek Dimensity 6300 5G 6nm Octa-Core (2x 2.4 GHz Cortex-A76 + 6x 2.0 GHz Cortex-A55) Graphics: ARM Mali-G57 MC2 @ 1072 MHz RAM: 4 GB LPDDR4X (Dynamic RAM expansion up to 24 GB) Internal Storage: 128 GB eMMC 5.1 Expandable Storage: MicroSD card support up to 2 TB Rear Camera: 50 MP primary (f/1.8, 75° FOV, 5P lens, PDAF, LED flash) Front Camera: 5 MP (f/2.2, 78° FOV, 3P lens) Battery Capacity: 6600 mAh Li-Po Charging: SUPERVOOC up to 45 W, USB PD compatible, 5 W wired reverse charging Durability: ArmorShell construction, IP64 dust/splash resistance, MIL-STD-810H certified Operating System: Android 16 with realme UI 7.0 Cellular Connectivity: 5G SA/NSA, LTE, WCDMA, GSM Wireless Connectivity: Wi-Fi 5, Bluetooth 5.3, NFC Ports: USB Type-C (USB 2.0), 3.5 mm audio jack SIM Slots: Triple card tray (Dual Nano-SIM + MicroSD) Sensors: Fingerprint sensor, Proximity sensor, Ambient light sensor, Accelerometer, E-compass, Gyroscope Dimensions: 166.38 x 78.13 x 8.45 mm Weight: Approximately 212 g Color: Sprouting Green