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- A40M vs Y28s
OPPO A40M vs Vivo Y28s
What A40M does better (5) and where Y28s wins (5) — every spec side by side.
Dimensions
Size comparison
A40MY28s
| A40M | Y28s | Difference | |
|---|---|---|---|
| Height | 165.8 mm | 163.6 mm | +2.2 mm |
| Width | 76.1 mm | 75.6 mm | +0.5 mm |
| Thickness | 7.7 mm | 8.4 mm | −0.7 mm |
| Weight | 186 g | 185 g | +1 g |
Drawn to the same scale from the official dimensions (front and side).
Why is A40M better than Y28s?
- Wired charging45 W vs 15 W3×
- Storage (base)256 GB vs 128 GB2×
- Peak brightness1,000 nits vs 840 nits+19%
- Thickness7.7 mm vs 8.4 mm+9%
- Screen-to-body ratio89.9% vs 83.6%+8%
Why is Y28s better than A40M?
- 5GNo · A40M: Yes
- NFCNo · A40M: Yes
- CPU frequency2.1 GHz vs 2.4 GHz+14%
- Selfie camera5 MP vs 8 MP+60%
- Bluetooth5 vs 5.4+8%
Specifications
Side by side
| Design | ||
| Weight | 186 g | 185 g |
| Thickness | 7.7 mm | 8.4 mm |
| Height | 165.8 mm | 163.6 mm |
| Width | 76.1 mm | 75.6 mm |
| Frame | — | Plastic |
| Back | — | Plastic |
| Ingress protection | IP54 | IP64 |
| Water resistance (IPx) | IPx4 | IPx4 |
| Glass protection | Panda Glass | — |
| Colours | Sparkle Black, Starlight White | Mocha Brown, Twinkling Purple |
| Display | ||
| Screen size | 6.7″ | 6.6″ |
| Panel | LCD | IPS LCD |
| OLED panel | No | No |
| Resolution (width) | 720 px | 720 px |
| Resolution (height) | 1,604 px | 1,612 px |
| Pixel density | 264 ppi | 269 ppi |
| Refresh rate | 90 Hz | 90 Hz |
| Peak brightness | 1,000 nits | 840 nits |
| Screen-to-body ratio | 89.9% | 83.6% |
| Performance | ||
| Chipset | Qualcomm Snapdragon 6s Gen 1 | Mediatek Dimensity 6300 |
| Chip maker | Qualcomm | MediaTek |
| Process | — | 6 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.1 GHz | 2.4 GHz |
| GPU | Adreno 610 | Mali-G57 MC2 |
| Memory | ||
| RAM | 8 GB | 8 GB |
| Storage (max) | 256 GB | 256 GB |
| Storage (base) | 256 GB | 128 GB |
| Storage type | — | eMMC 5.1 |
| Memory card slot | Yes | 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 | 5,100 mAh | 5,000 mAh |
| Battery type | — | Li-Ion |
| Wired charging | 45 W | 15 W |
| Charged in 30 min | 50% | — |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | No | Yes |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 5 | 5.4 |
| NFC | No | Yes |
| USB | — | USB Type-C 2.0 |
| USB version | 2 | 2 |
| Satellite navigation | GPS, GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS |
| Features | ||
| Stereo speakers | — | No |
| 3.5 mm headphone jack | — | Yes |
| Fingerprint sensor | Yes | Side |
| Sensors | fingerprint | Fingerprint (side-mounted), accelerometer, proximity, compass |
| Software | ||
| OS at launch | Android 14 | Android 14 |
| Platform | Android | Android |
| Interface | ColorOS 14 | Funtouch 14 |
| EU label | ||
| Energy class | B | — |
