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- K13x vs Spark 40 4G
OPPO K13x vs Tecno Spark 40 4G
What K13x does better (6) and where Spark 40 4G wins (2) — every spec side by side.
vs
6.0Display5.8
4.6Camera4.6
8.2Battery7.9
6.6Features5.7
Dimensions
Size comparison
K13xSpark 40 4G
| K13x | Spark 40 4G | Difference | |
|---|---|---|---|
| Height | 165.7 mm | 165.6 mm | +0.1 mm |
| Width | 76.2 mm | 77 mm | −0.8 mm |
| Thickness | 7.9 mm | 7.7 mm | +0.2 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is K13x better than Spark 40 4G?
- Battery capacity6,000 mAh vs 5,200 mAh+15%
- Water resistance (IPx)IPx5 vs IPx4+25%
- Process6 nm vs 12 nm2×
- Rear cameras2 vs 12×
- CPU frequency2.4 GHz vs 2 GHz+20%
- Wi-Fi standardWi-Fi 5 vs Wi-Fi 4+25%
Why is Spark 40 4G better than K13x?
- Stereo speakersNo · K13x: Yes
- Thickness7.9 mm vs 7.7 mm+3%
Specifications
Side by side
| Design | ||
| Weight | 194 g | — |
| Thickness | 7.9 mm | 7.7 mm |
| Height | 165.7 mm | 165.6 mm |
| Width | 76.2 mm | 77 mm |
| Ingress protection | IP65 | IP64 |
| Water resistance (IPx) | IPx5 | IPx4 |
| Glass protection | Corning Gorilla Glass 7i (Oppo A5i Pro only) | — |
| Colours | Sunset Peach, Midnight Violet (Midnight Purple), Breeze Blue | Ink Black, Titanium Grey, Veil White, Mirage Blue, Sun Orange |
| Display | ||
| Screen size | 6.7″ | 6.7″ |
| 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 | 263 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,000 nits | — |
| Screen-to-body ratio | 84.9% | 84.2% |
| Performance | ||
| Chipset | Mediatek Dimensity 6300 | Mediatek Helio G81 |
| Chip maker | MediaTek | MediaTek |
| Process | 6 nm | 12 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.4 GHz | 2 GHz |
| GPU | Mali-G57 MC2 | Mali-G52 MC2 |
| Memory | ||
| RAM | 8 GB | 8 GB |
| Storage (max) | 256 GB | 256 GB |
| Storage (base) | 128 GB | 128 GB |
| Storage type | UFS 2.2 | — |
| 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 | 2 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Max video | 1080p | 1080p |
| Selfie camera | 8 MP | 8 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 6,000 mAh | 5,200 mAh |
| Wired charging | 45 W | 45 W |
| Charged in 30 min | 41% | — |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | Yes | — |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 4 |
| Bluetooth | 5.4 | — |
| NFC | Yes | Yes |
| USB | USB Type-C 2.0 | USB Type-C |
| USB version | 2 | — |
| Satellite navigation | GLONASS, GALILEO, BDS, QZSS | — |
| Features | ||
| Stereo speakers | No | Yes |
| 3.5 mm headphone jack | Yes | Yes |
| Fingerprint sensor | Side | Side |
| Sensors | Fingerprint (side-mounted), accelerometer, proximity, compass | Fingerprint (side-mounted); unspecified sensors |
| SAR (head) | 1.18 W/kg | — |
| Software | ||
| OS at launch | Android 15 | Android 15 |
| Platform | Android | Android |
| Interface | ColorOS 15 | — |
