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- Smart 20 vs Y21 5G
Infinix Smart 20 vs Vivo Y21 5G
What Smart 20 does better (5) and where Y21 5G wins (10) — every spec side by side.
Dimensions
Size comparison
Smart 20Y21 5G
| Smart 20 | Y21 5G | Difference | |
|---|---|---|---|
| Height | 167.7 mm | 167.4 mm | +0.3 mm |
| Width | 78.8 mm | 77.1 mm | +1.7 mm |
| Thickness | 7.7 mm | 8.4 mm | −0.7 mm |
| Weight | 185 g | 209 g | −24 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Smart 20 better than Y21 5G?
- Battery capacity5,200 mAh vs 1,200 mAh4.3×
- 3.5 mm headphone jackYes · Y21 5G: No
- Weight185 g vs 209 g+13%
- Selfie camera8 MP vs 5 MP+60%
- Thickness7.7 mm vs 8.4 mm+9%
Why is Y21 5G better than Smart 20?
- Main camera8 MP vs 50 MP6.2×
- Wired charging15 W vs 44 W2.9×
- Storage (max)128 GB vs 256 GB2×
- 5GNo · Smart 20: Yes
- Peak brightness700 nits vs 1,200 nits+71%
- Storage (base)64 GB vs 256 GB4×
- Water resistance (IPx)IPx4 vs IPx5+25%
- Rear cameras1 vs 22×
- CPU frequency2 GHz vs 2.4 GHz+20%
- Main camera aperturef/2 vs f/1.8+11%
Specifications
Side by side
| Design | ||
| Weight | 185 g | 209 g |
| Thickness | 7.7 mm | 8.4 mm |
| Height | 167.7 mm | 167.4 mm |
| Width | 78.8 mm | 77.1 mm |
| Frame | Plastic | — |
| Back | Plastic | — |
| Ingress protection | IP64 | IP65 |
| Water resistance (IPx) | IPx4 | IPx5 |
| Colours | Shadow Black, Cloudline Blue, Polaris Titanium, Sunlike Orange | — |
| Display | ||
| Screen size | 6.8″ | 6.7″ |
| Panel | IPS LCD | LCD |
| OLED panel | No | No |
| Resolution (width) | 720 px | 720 px |
| Resolution (height) | 1,576 px | 1,600 px |
| Pixel density | 259 ppi | 260 ppi |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 700 nits | 1,200 nits |
| Screen-to-body ratio | 82.9% | — |
| Performance | ||
| Chipset | Mediatek Helio G81 Ultimate | Mediatek Dimensity 6300 |
| Chip maker | MediaTek | Mediatek |
| Process | 12 nm | — |
| CPU cores | 8 | 8 |
| CPU frequency | 2 GHz | 2.4 GHz |
| GPU | Mali-G52 MC2 | Mali G57 MC2 |
| Memory | ||
| RAM | 4 GB | 4 GB |
| Storage (max) | 128 GB | 256 GB |
| Storage (base) | 64 GB | 256 GB |
| Storage type | eMMC 5.1 | — |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 8 MP | 50 MP |
| Main camera aperture | f/2 | f/1.8 |
| Main sensor size | 1/4.0" | — |
| Rear cameras | 1 | 2 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Max video | 1080p | — |
| Selfie camera | 8 MP | 5 MP |
| 4K selfie video | No | — |
| Battery | ||
| Battery capacity | 5,200 mAh | 1,200 mAh |
| Battery type | — | Li-Ion |
| Wired charging | 15 W | 44 W |
| Charged in 30 min | — | 52% |
| Wireless charging | No | No |
| Reverse wireless charging | — | Yes |
| Connectivity | ||
| 5G | No | Yes |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | — |
| Bluetooth | — | 5.4 |
| NFC | Yes | Yes |
| USB | USB Type-C 2.0 | USB Type-C |
| USB version | 2 | 2 |
| Satellite navigation | — | GPS, GLONASS, BDS, QZSS |
| Features | ||
| Stereo speakers | No | — |
| 3.5 mm headphone jack | Yes | No |
| Fingerprint sensor | Side | Side |
| Sensors | Fingerprint (side-mounted), accelerometer, proximity, compass | proximity, accelerometer, light, compass, fingerprint |
| Software | ||
| OS at launch | Android 16 | Android 16 |
| Platform | Android | Android |
| Interface | XOS 16 | OriginOS 6 |
| EU label | ||
| Battery charge cycles | — | 1,600 |
| Endurance per cycle | — | 52 h |
| Repairability class | — | C |
| Drop resistance class | — | A |
