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- K71 vs Y51s
LG K71 vs Vivo Y51s
What K71 does better (7) and where Y51s wins (10) — every spec side by side.
Dimensions
Size comparison
K71Y51s
| K71 | Y51s | Difference | |
|---|---|---|---|
| Height | 171.4 mm | 162 mm | +9.4 mm |
| Width | 77.7 mm | 76.6 mm | +1.1 mm |
| Thickness | 8.7 mm | 8.5 mm | +0.2 mm |
| Weight | 220 g | 190 g | +30 g |
Drawn to the same scale from the official dimensions (front and side).
Why is K71 better than Y51s?
- Stereo speakersYes · Y51s: No
- Selfie camera32 MP vs 8 MP4×
- Memory card slotYes · Y51s: No
- Rear cameras2 vs 12×
- Ultra-wide cameraYes · Y51s: No
- CPU frequency2.3 GHz vs 2 GHz+15%
- Screen size6.8″ vs 6.5″+4%
Why is Y51s better than K71?
- RAM4 GB vs 8 GB2×
- 5GNo · K71: Yes
- Battery capacity4,000 mAh vs 4,500 mAh+12%
- Max video1080p vs 4K
- Dual SIMNo · K71: Yes
- Weight220 g vs 190 g+16%
- Process12 nm vs 8 nm+50%
- Wi-Fi standardWi-Fi 4 vs Wi-Fi 5+25%
- Thickness8.7 mm vs 8.5 mm+2%
- Screen-to-body ratio82.5% vs 84.4%+2%
Specifications
Side by side
| Design | ||
| Weight | 220 g | 190 g |
| Thickness | 8.7 mm | 8.5 mm |
| Height | 171.4 mm | 162 mm |
| Width | 77.7 mm | 76.6 mm |
| Colours | White | Black, Blue, White |
| Stylus | Yes | — |
| Display | ||
| Screen size | 6.8″ | 6.5″ |
| Panel | IPS LCD | IPS LCD |
| OLED panel | No | No |
| Resolution (width) | 1,080 px | 1,080 px |
| Resolution (height) | 2,460 px | 2,340 px |
| Pixel density | 395 ppi | 395 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Screen-to-body ratio | 82.5% | 84.4% |
| Performance | ||
| Chipset | Mediatek MT6765 Helio P35 | Exynos 880 |
| Chip maker | MediaTek | Exynos |
| Process | 12 nm | 8 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.3 GHz | 2 GHz |
| GPU | PowerVR GE8320 | Mali-G76 MP5 |
| Memory | ||
| RAM | 4 GB | 8 GB |
| Storage (max) | 128 GB | 128 GB |
| Storage (base) | 128 GB | 128 GB |
| Storage type | — | UFS 2.1 |
| Memory card slot | Yes | No |
| Camera | ||
| Main camera | 48 MP | 48 MP |
| Main camera aperture | — | f/1.8 |
| Main sensor size | 1/2.0" | 1/2.0" |
| Rear cameras | 2 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | Yes | No |
| Telephoto camera | No | No |
| Max video | 1080p | 4K |
| 4K video frame rate | — | 30 fps |
| Selfie camera | 32 MP | 8 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 4,000 mAh | 4,500 mAh |
| Battery type | Li-Po | — |
| Wired charging | — | 18 W |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | No | Yes |
| eSIM | No | No |
| Dual SIM | No | Yes |
| Wi-Fi standard | Wi-Fi 4 | Wi-Fi 5 |
| Bluetooth | 5 | 5 |
| NFC | No | No |
| USB | USB Type-C 2.0 | microUSB 2.0 |
| USB version | 2 | — |
| Satellite navigation | — | GLONASS, GALILEO, BDS |
| Features | ||
| Stereo speakers | Yes | No |
| 3.5 mm headphone jack | Yes | Yes |
| Fingerprint sensor | Rear | Side |
| Sensors | Fingerprint (rear-mounted), accelerometer, proximity | Fingerprint (side-mounted), accelerometer, proximity, compass |
| Software | ||
| OS at launch | Android 10 | Android 10 |
| Platform | Android | Android |
| Interface | — | Funtouch 10.5 |
