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- C75x vs Spark 40
Realme C75x vs Tecno Spark 40
What C75x does better (2) and where Spark 40 wins (6) — every spec side by side.
Dimensions
Size comparison
C75xSpark 40
| C75x | Spark 40 | Difference | |
|---|---|---|---|
| Height | 165.7 mm | 167.7 mm | −2 mm |
| Width | 76.2 mm | 77.9 mm | −1.7 mm |
| Thickness | 8 mm | 8 mm | = |
| Weight | 196 g | 194 g | +2 g |
Drawn to the same scale from the official dimensions (front and side).
Why is C75x better than Spark 40?
- Wired charging45 W vs 18 W2.5×
- Water resistance (IPx)IPx8 vs IPx42×
Why is Spark 40 better than C75x?
- NFCNo · C75x: Yes
- Battery capacity5,600 mAh vs 6,000 mAh+7%
- CPU frequency2 GHz vs 2.5 GHz+25%
- Process12 nm vs 6 nm2×
- 3.5 mm headphone jackNo · C75x: Yes
- Bluetooth5 vs 5.4+8%
Specifications
Side by side
| Design | ||
| Weight | 196 g | 194 g |
| Thickness | 8 mm | 8 mm |
| Height | 165.7 mm | 167.7 mm |
| Width | 76.2 mm | 77.9 mm |
| Frame | — | Plastic |
| Back | — | Plastic |
| Ingress protection | IP68 | IP64 |
| Water resistance (IPx) | IPx8 | IPx4 |
| Glass protection | ArmorShell glass | — |
| Colours | Coral Pink, Oceanic Blue | Sky Blue, Ink Black, Turquoise Green, Bikaner Red |
| Display | ||
| Screen size | 6.7″ | 6.8″ |
| Panel | IPS LCD | IPS LCD |
| OLED panel | No | No |
| Resolution (width) | 720 px | 720 px |
| Resolution (height) | 1,604 px | 1,600 px |
| Pixel density | 264 ppi | 260 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 625 nits | — |
| Screen-to-body ratio | 84.9% | 84.2% |
| Performance | ||
| Chipset | Mediatek Helio G81 Ultra | Mediatek Dimensity 6400 |
| Chip maker | MediaTek | MediaTek |
| Process | 12 nm | 6 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2 GHz | 2.5 GHz |
| GPU | Mali-G52 MC2 | Mali-G57 MC2 |
| Memory | ||
| RAM | 8 GB | 8 GB |
| Storage (max) | 256 GB | 256 GB |
| Storage (base) | 128 GB | 128 GB |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 50 MP | 50 MP |
| Main camera aperture | f/1.8 | — |
| Main sensor size | 1/2.88" | — |
| Rear cameras | 1 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Max video | 1080p | 1080p |
| Selfie camera | 5 MP | 5 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 5,600 mAh | 6,000 mAh |
| Battery type | — | Li-Po |
| Wired charging | 45 W | 18 W |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | — | Yes |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 5 | 5.4 |
| NFC | No | Yes |
| USB | USB Type-C 2.0 | USB Type-C |
| USB version | 2 | — |
| Satellite navigation | GLONASS, GALILEO, BDS, QZSS | — |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | No | Yes |
| Fingerprint sensor | Side | Side |
| Sensors | Fingerprint (side-mounted), accelerometer, proximity, compass | Fingerprint (side-mounted), accelerometer, proximity, compass |
| Software | ||
| OS at launch | Android 15 | Android 15 |
| Platform | Android | Android |
