Realme C100x Specifications
The Realme C100x is built like a tank for its price. It comes with an IP64 rating (splash-resistant), can survive drops from up to 2 meters, and meets MIL-STD-810H military standards. On the back, there is even a little RGB light for notifications a fun touch. An 8000 mAh silicon-carbon battery that offers over 90 hours of endurance and supports 45W fast charging (including PPS and reverse wired charging). That is two days of heavy use, easily. The phone measures 166.5 x 78.2 x 8.6 mm and weighs 219g.
It is built for everyday tasks not flagship gaming. The 6.8-inch IPS LCD runs at 120Hz for smooth scrolling, hits 900 nits brightness, and has a 720 x 1570 resolution (around 254 ppi). It is not super sharp, but it is fine for social media and videos. Inside, a Unisoc T7250 chip (12nm) with up to 6GB RAM and 256GB storage handles basic apps, calls, and multitasking without trouble. You also get a microSD card slot, Android 16 out of the box, and a side-mounted fingerprint sensor. The cameras are modest a 50MP main shooter (plus an auxiliary lens) and a 5MP selfie camera good for well-lit photos, but dont expect night mode magic.
Connectivity and extras are surprisingly generous for a budget phone. You get 4G LTE (bands 1, 3, 5, 8, 40), dual-band Wi-Fi 5, Bluetooth 5.2, and a full set of GPS options. NFC is available depending on your region, and there’s a 3.5mm headphone jack – always nice to see. The USB-C port supports OTG, and the phone comes in two colors – Golden Coast and Deepblue Tides. Priced at about $155 (Rs 14,999 in India) approximately, it also carries an EU energy Class A rating and a repairability score of Class C (moderate). In short: if you want insane battery life, rugged build, and dont mind a basic screen and camera, the Realme C100x is a fantastic value workhorse.
| Specifications | Realme C100x |
| Network | 2G, 3G, 4G |
| Announced | May 2026 |
| SIM | Nano-SIM + Nano-SIM |
| Dimensions | 6.56 x 3.08 x 0.34 inches |
| Weight | 219 g |
| Size | 6.8 inches |
| Display | IPS LCD, 120Hz, 900 nits (HBM) 19.5:9 ratio (~254 ppi density) |
| Protection | IP64 dust tight and water resistant (water splashes) Drop resistant up to 2m MIL-STD-810H compliant RGB light on the back (notifications) ArmorShell glass, Mohs level 5 |
| Resolution | 720 x 1570 pixels |
| OS | Android 16 |
| Chipset | 12 nm – Unisoc T7250 |
| CPU | Octa-core 2×1.8 GHz Cortex-A75 6×1.6 GHz Cortex-A55 |
| GPU | Mali-G57 MP1 |
| Card slot | microSDXC |
| RAM | 4GB, 6GB |
| Internal | 128GB, 256GB |
| Camera | 50 MP (wide), PDAF Auxiliary lens LED flash, HDR, panorama Max – 1080p@30fps |
| Selfie | 5 MP (wide) Max – 720p@30fps |
| Loudspeaker | Yes |
| 3.5mm jack | Yes |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band |
| Bluetooth | 5.2, A2DP, LE |
| GPS | GALILEO, GLONASS, BDS |
| NFC | Yes (market/region dependent) |
| Infrared port | No |
| Radio | No |
| USB | USB Type-C 2.0, OTG |
| Sensors | side-mounted fingerprint accelerometer, proximity, compass |
| Battery | Si/C Li-Ion 8000 mAh 45W wired, 45W PPS Reverse wired |
| Colors | Golden Coast, Deepblue Tides |
| Expected Price | $155 (Rs 14,999 in India) |
Realme C100x Pros and Cons
Based on the above specs, you can see the list of pros and cons (advantages and disadvantages) of the Realme C100x smartphone.
Pros
Pros
- The phone has a huge 8000 mAh silicon-carbon battery. This can last nearly 91 hours of mixed use, so you can easily go two full days without charging.
- It supports 45W wired charging with PPS and 13.5W PD standards, plus reverse wired charging. This refills the large battery much faster than many budget phones.
- The 120Hz IPS LCD screen with 900 nits brightness makes scrolling feel smooth and outdoor visibility surprisingly good for a low-cost device.
- The IP64 rating protects against dust and water splashes, plus it is drop-resistant up to 2 meters and meets MIL-STD-810H military standards, so it can handle accidental bumps and light rain.
- There is a dedicated RGB notification light on the back. This helps you see alerts without turning on the screen, saving battery.
- The phone includes a 3.5mm headphone jack and microSD card slot. You can use wired headphones and expand storage easily.
- It runs Android 16 out of the box, which is the latest operating system, giving you new features and security updates.
Cons
- The screen has only 720 x 1570 pixels with ~254 ppi density. Text and images look less sharp than full-HD displays, especially on a large 6.8-inch screen.
- The Unisoc T7250 chipset (12nm) and eMMC 5.1 storage are very slow by modern standards. Apps take longer to open, and the phone may feel laggy with multiple tasks.
- There is no ultra-wide or macro camera only a 50MP main sensor and an unspecified auxiliary lens. You cannot take wide group photos or extreme close-ups.
- The 5MP selfie camera only records 720p video. Selfies look soft and low in detail, and video calls appear grainy.
- The processor is built on old 12nm technology, which is less power-efficient than newer 6nm or 4nm chips. Despite the large battery, the phone may still drain faster than expected under heavy use.
- NFC is market-dependent, meaning you may or may not get contactless payment support depending on where you buy the phone check before purchasing.
- The phone does not come with 5G network support.
