Realme C100x
Released May 2026
Display
6.8 inches
Chip
Unisoc T7250
Camera
50 MP
Battery
Si/C Li-ion 8000 mAh or 7500 mAh
Network
4G
Storage Type
eMMC 5.1
3.5mm Jack
Yes
NFC
Yes (market/region dependent)
Starting From
Note: Prices may vary by country due to taxes and market differences. We provide the lowest estimated price for the base variant. Higher variants may cost slightly more.
Overview & Key Details
The Realme C100x establishes a new endurance standard in the affordable budget smartphone market, introducing extreme physical resilience to the entry-level tier. Powered by an efficient 12nm Unisoc T7250 processor mated to up to 6GB of LPDDR4X RAM and 256GB of expandable storage, it offers steady day-to-day multitasking running on Android 16-based Realme UI. The device features a vast 6.8-inch 120Hz Eye-Care LCD display with 900 nits of peak brightness, protected by high-strength ArmorShell glass. Built to endure harsh environments, it boasts IP64 dust and splash resistance, military-grade MIL-STD-810H shock compliance, and an interactive rear-facing RGB Pulse Light for notification tracking. Its absolute crown jewel is a monumental 8,000mAh silicon-carbon battery paired with 45W SuperVOOC fast charging and 6W reverse wired power sharing.
Network
| Technology | GSM / HSPA / LTE |
| 2G bands | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 900 / 2100 |
| 4G bands | 1, 3, 5, 8, 40 |
Display
| Size | 6.8 inches, 113.0 cm^2 (~86.8% screen-to-body ratio) |
| Resolution | 720 x 1570 pixels, 19.5:9 ratio (~254 ppi density) |
| Type | IPS LCD |
| Refresh Rate | 120Hz |
| Brightness | 900 nits (HBM) |
| Protection | ArmorGlass glass, Mohs level 5 |
Performance
| Chipset | Unisoc T7250 (12 nm) |
| CPU | Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55) |
| GPU | Mali-G57 MP1 |
| RAM | 4GB, 6GB |
| Storage | 128GB, 256GB |
| Storage Type | eMMC 5.1 |
| Expandable | microSDXC |
Main Camera
| Camera Type | Single |
| Main Camera | 50 MP, f/1.8, (wide), PDAF |
| Main Features | LED flash, HDR, panorama |
| Main Video | 1080p@30fps |
Selfie Camera
| Selfie Camera Type | Single |
| Selfie Camera | 5 MP, f/2.2, (wide) |
| Selfie Video | 720p@30fps |
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Battery
| Capacity | Si/C Li-ion 8000 mAh or 7500 mAh |
| Wired Charging | 45W wired, 45W PPS |
| Reverse Charging | 13.5W PD Reverse wired |
Body
| Dimensions | 166.5 x 78.2 x 8.6 mm (6.56 x 3.08 x 0.34 in) |
| Weight | 219 g (7.72 oz) |
| Build | Glass front, plastic frame, plastic back |
| SIM | Nano-SIM + Nano-SIM |
| Water Resistance | IP64 dust tight and water resistant (water splashes) |
Features & Connectivity
| Connectivity | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| NFC | Yes (market/region dependent) |
| USB | USB Type-C 2.0, OTG |
| Biometrics | Fingerprint (side-mounted) |
| Sensors | Accelerometer, proximity, compass |
Audio
| Audio | Yes |
| 3.5mm Jack | Yes |
| High Bitrate Audio | Yes (Retains a classic 3.5mm analog headphone jack, boasts 300% Ultra Volume speaker output, and supports high-res wireless audio formats including LDAC and AAC over Bluetooth 5.2) |
Benchmarks
| AnTuTu | 382,450 (v11) |
| Geekbench Single | 510 |
| Geekbench Multi | 1,480 |
| Battery Score | 35:10h (Exceptional Continuous Mixed-Activity Rating) |
| Display Score | 104 / 100 |
| Overall Score | 74 / 100 |
Quick Overview
Popular Comparisons
Pros & Cons
Highlights
- Massive 8,000mAh Battery Base
- MIL-STD-810H Drop Armor
- 300% Ultra Volume & RGB Ring
Trade-offs
- Low HD+ Screen Resolution
- Basic Processing Architecture
- No 5G Connectivity
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