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- S42 H vs Y21s
Caterpillar S42 H vs Vivo Y21s
What S42 H does better (0) and where Y21s wins (10) — every spec side by side.
Dimensions
Size comparison
S42 HY21s
| S42 H | Y21s | Difference | |
|---|---|---|---|
| Height | 161.3 mm | 164.3 mm | −3 mm |
| Width | 77.2 mm | 76.1 mm | +1.1 mm |
| Thickness | 12.7 mm | 8 mm | +4.7 mm |
| Weight | 220 g | 182 g | +38 g |
Drawn to the same scale from the official dimensions (front and side).
Why is S42 H better than Y21s?
S42 H has no measurable advantages in this pair.
Why is Y21s better than S42 H?
- Main camera13 MP vs 50 MP3.8×
- RAM3 GB vs 6 GB2×
- Storage (max)32 GB vs 128 GB4×
- Battery capacity4,200 mAh vs 5,000 mAh+19%
- Storage (base)32 GB vs 128 GB4×
- Weight220 g vs 182 g+21%
- Screen size5.5″ vs 6.5″+18%
- Selfie camera5 MP vs 8 MP+60%
- Thickness12.7 mm vs 8 mm+59%
- Wi-Fi standardWi-Fi 4 vs Wi-Fi 5+25%
Specifications
Side by side
| Design | ||
| Weight | 220 g | 182 g |
| Thickness | 12.7 mm | 8 mm |
| Height | 161.3 mm | 164.3 mm |
| Width | 77.2 mm | 76.1 mm |
| Ingress protection | IP68 | — |
| Water resistance (IPx) | IPx8 | — |
| Glass protection | Gorilla Glass 5 | — |
| Colours | Black | Midnight Blue, Pearl White |
| Display | ||
| Screen size | 5.5″ | 6.5″ |
| Panel | IPS | IPS LCD |
| OLED panel | No | No |
| Resolution (width) | 720 px | 720 px |
| Resolution (height) | 1,440 px | 1,600 px |
| Pixel density | — | 270 ppi |
| Refresh rate | — | 60 Hz |
| Screen-to-body ratio | — | 81.8% |
| Performance | ||
| Chipset | Mediatek Helio A22 | Mediatek MT6769V/CU Helio G80 |
| Chip maker | Mediatek | MediaTek |
| Process | — | 12 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2 GHz | 2 GHz |
| GPU | PowerVR GE8300 | Mali-G52 MC2 |
| Memory | ||
| RAM | 3 GB | 6 GB |
| Storage (max) | 32 GB | 128 GB |
| Storage (base) | 32 GB | 128 GB |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 13 MP | 50 MP |
| Main camera aperture | — | f/1.8 |
| Rear cameras | 1 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Max video | — | 1080p |
| Selfie camera | 5 MP | 8 MP |
| 4K selfie video | — | No |
| Battery | ||
| Battery capacity | 4,200 mAh | 5,000 mAh |
| Battery type | Li-Po | — |
| Wired charging | — | 18 W |
| Wireless charging | — | No |
| Connectivity | ||
| 5G | No | No |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 4 | Wi-Fi 5 |
| Bluetooth | 5 | 5 |
| NFC | Yes | Yes |
| USB | — | USB Type-C 2.0 |
| USB version | 2 | 2 |
| Satellite navigation | GPS, GLONASS | GLONASS, GALILEO, BDS |
| Features | ||
| Stereo speakers | — | No |
| 3.5 mm headphone jack | — | Yes |
| Fingerprint sensor | — | Side |
| Sensors | proximity, accelerometer, compass | Fingerprint (side-mounted), accelerometer, proximity, compass |
| SAR (head) | — | 0.83 W/kg |
| Software | ||
| OS at launch | Android 10 | Android 11 |
| Platform | Android | Android |
| Interface | — | Funtouch 11.1 |
