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- 400 Smart vs P3x
Honor 400 Smart vs Realme P3x
What 400 Smart does better (6) and where P3x wins (10) — every spec side by side.
Dimensions
Size comparison
400 SmartP3x
| 400 Smart | P3x | Difference | |
|---|---|---|---|
| Height | 166.9 mm | 165.7 mm | +1.2 mm |
| Width | 76.8 mm | 76.2 mm | +0.6 mm |
| Thickness | 8.4 mm | 7.9 mm | +0.5 mm |
| Weight | 189 g | 197 g | −8 g |
Drawn to the same scale from the official dimensions (front and side).
Why is 400 Smart better than P3x?
- Storage (max)256 GB vs 128 GB2×
- NFCYes · P3x: No
- Stereo speakersYes · P3x: No
- Battery capacity6,500 mAh vs 6,000 mAh+8%
- 3.5 mm headphone jackYes · P3x: No
- Weight189 g vs 197 g+4%
Why is P3x better than 400 Smart?
- Water resistance (IPx)IPx4 vs IPx82×
- Wired charging35 W vs 45 W+29%
- Pixel density261 ppi vs 392 ppi+50%
- Peak brightness700 nits vs 950 nits+36%
- Memory card slotNo · 400 Smart: Yes
- CPU frequency2.3 GHz vs 2.5 GHz+9%
- Selfie camera5 MP vs 8 MP+60%
- Resolution (width)720 px vs 1,080 px+50%
- Thickness8.4 mm vs 7.9 mm+6%
- Bluetooth5.1 vs 5.3+4%
Specifications
Side by side
| Design | ||
| Weight | 189 g | 197 g |
| Thickness | 8.4 mm | 7.9 mm |
| Height | 166.9 mm | 165.7 mm |
| Width | 76.8 mm | 76.2 mm |
| Frame | Plastic | Aluminium |
| Back | Plastic | Silicone polymer |
| Ingress protection | IP64 | IP68 |
| Water resistance (IPx) | IPx4 | IPx8 |
| Glass protection | Scratch-resistant glass | ArmorShell glass |
| Colours | Black | Midnight Blue, Stellar Pink, Lunar Silver |
| Display | ||
| Screen size | 6.8″ | 6.7″ |
| Panel | TFT LCD | IPS LCD |
| OLED panel | No | No |
| Resolution (width) | 720 px | 1,080 px |
| Resolution (height) | 1,610 px | 2,400 px |
| Pixel density | 261 ppi | 392 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 700 nits | 950 nits |
| Screen-to-body ratio | 86% | 86.3% |
| Performance | ||
| Chipset | Qualcomm SM6375 Snapdragon 6s Gen 3 | Mediatek Dimensity 6400 |
| Chip maker | Qualcomm | MediaTek |
| Process | 6 nm | 6 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.3 GHz | 2.5 GHz |
| GPU | Adreno 619 | Mali-G57 MC2 |
| AnTuTu score | 591,791 | — |
| Geekbench 6 (multi-core) | 2,125 | — |
| Memory | ||
| RAM | 8 GB | 8 GB |
| Storage (max) | 256 GB | 128 GB |
| Storage (base) | 128 GB | 128 GB |
| Storage type | UFS 2.2 | eMMC 5.1 |
| Memory card slot | No | Yes |
| Camera | ||
| Main camera | 50 MP | 50 MP |
| Main camera aperture | f/1.8 | f/1.8 |
| 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 | 8 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 6,500 mAh | 6,000 mAh |
| Battery type | Li-Po | Si/C |
| Wired charging | 35 W | 45 W |
| Wireless charging | No | No |
| Reverse wireless charging | Yes | — |
| Connectivity | ||
| 5G | Yes | Yes |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 5.1 | 5.3 |
| NFC | Yes | No |
| USB | USB Type-C 2.0 | USB Type-C 2.0 |
| USB version | 2 | 2 |
| Satellite navigation | GLONASS, GALILEO, BDS | GLONASS, GALILEO, BDS, QZSS |
| Features | ||
| Stereo speakers | Yes | No |
| 3.5 mm headphone jack | Yes | No |
| Fingerprint sensor | Side | Side |
| Sensors | Fingerprint (side-mounted), accelerometer, proximity, compass | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| Software | ||
| OS at launch | Android 15 | Android 15 |
| Platform | Android | Android |
| Interface | MagicOS 9.0 | — |
| EU label | ||
| Energy class | A | — |
| Battery charge cycles | 1,600 | — |
| Endurance per cycle | 70 h | — |
| Repairability class | B | — |
| Drop resistance class | A | — |
