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- B40 vs A74
Caterpillar B40 vs OPPO A74
What B40 does better (1) and where A74 wins (6) — every spec side by side.
Dimensions
Size comparison
B40A74
| B40 | A74 | Difference | |
|---|---|---|---|
| Height | 145 mm | 160.3 mm | −15.3 mm |
| Width | 62 mm | 73.8 mm | −11.8 mm |
| Thickness | 18 mm | 8 mm | +10 mm |
| Weight | 157 g | 175 g | −18 g |
Drawn to the same scale from the official dimensions (front and side).
Why is B40 better than A74?
- Weight157 g vs 175 g+11%
Why is A74 better than B40?
- Battery capacity1,800 mAh vs 5,000 mAh2.8×
- Main camera2 MP vs 48 MP24×
- Screen size2.4″ vs 6.4″2.7×
- OLED panelNo · B40: Yes
- Resolution (width)240 px vs 1,080 px4.5×
- Thickness18 mm vs 8 mm2.2×
Specifications
Side by side
| Design | ||
| Weight | 157 g | 175 g |
| Thickness | 18 mm | 8 mm |
| Height | 145 mm | 160.3 mm |
| Width | 62 mm | 73.8 mm |
| Ingress protection | IP68 | — |
| Water resistance (IPx) | IPx8 | — |
| Colours | Black | Prism Black, Midnight Blue |
| Display | ||
| Screen size | 2.4″ | 6.4″ |
| Panel | Farb-Display | AMOLED |
| OLED panel | No | Yes |
| Resolution (width) | 240 px | 1,080 px |
| Resolution (height) | 320 px | 2,400 px |
| Pixel density | — | 409 ppi |
| Refresh rate | — | 60 Hz |
| Peak brightness | — | 800 nits |
| Screen-to-body ratio | — | 84.4% |
| Performance | ||
| Chipset | Unisoc T117 | Qualcomm SM6115 Snapdragon 662 |
| Chip maker | Unisoc | Qualcomm |
| Process | — | 11 nm |
| CPU cores | — | 8 |
| CPU frequency | — | 2 GHz |
| GPU | — | Adreno 610 |
| Memory | ||
| RAM | — | 8 GB |
| Storage (max) | — | 128 GB |
| Storage (base) | — | 128 GB |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 2 MP | 48 MP |
| Main camera aperture | — | f/1.7 |
| Main sensor size | — | 1/2.0" |
| Rear cameras | 1 | 1 |
| Optical stabilisation | No | No |
| Ultra-wide camera | No | No |
| Telephoto camera | No | No |
| Max video | — | 1080p |
| Selfie camera | — | 16 MP |
| 4K selfie video | — | No |
| Battery | ||
| Battery capacity | 1,800 mAh | 5,000 mAh |
| Battery type | — | Li-Po |
| Wired charging | — | 33 W |
| Charged in 30 min | — | 54% |
| Wireless charging | — | No |
| Connectivity | ||
| 5G | No | No |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | — | Wi-Fi 5 |
| Bluetooth | 5 | 5 |
| NFC | No | No |
| USB | — | USB Type-C 2.0 |
| USB version | — | 2 |
| Satellite navigation | — | GLONASS, GALILEO, BDS |
| Features | ||
| Stereo speakers | — | No |
| 3.5 mm headphone jack | — | Yes |
| Fingerprint sensor | — | Under display |
| Sensors | — | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
| Software | ||
| OS at launch | — | Android 11 |
| Platform | — | Android |
| Interface | — | ColorOS 11.1 |
