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- Galaxy M42 5G vs Galaxy M51
Samsung Galaxy M42 5G vs Samsung Galaxy M51
What Galaxy M42 5G does better (3) and where Galaxy M51 wins (8) — every spec side by side.
vs
5.5Display6.0
6.7Camera7.5
4.0Battery8.0
7.1Features5.0
Dimensions
Size comparison
Galaxy M42 5GGalaxy M51
| Galaxy M42 5G | Galaxy M51 | Difference | |
|---|---|---|---|
| Height | 164.4 mm | 163.9 mm | +0.5 mm |
| Width | 75.9 mm | 76.3 mm | −0.4 mm |
| Thickness | 8.6 mm | 9.5 mm | −0.9 mm |
| Weight | 190 g | 213 g | −23 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Galaxy M42 5G better than Galaxy M51?
- 5GYes · Galaxy M51: No
- Weight190 g vs 213 g+12%
- Thickness8.6 mm vs 9.5 mm+10%
Why is Galaxy M51 better than Galaxy M42 5G?
- Battery capacity5,000 mAh vs 7,000 mAh+40%
- Wired charging15 W vs 25 W+67%
- Main camera48 MP vs 64 MP+33%
- Pixel density266 ppi vs 393 ppi+48%
- 4K selfie videoNo · Galaxy M42 5G: Yes
- Selfie camera20 MP vs 32 MP+60%
- Resolution (width)720 px vs 1,080 px+50%
- Screen-to-body ratio84.3% vs 86.7%+3%
Specifications
Side by side
| Design | ||
| Weight | 190 g | 213 g |
| Thickness | 8.6 mm | 9.5 mm |
| Height | 164.4 mm | 163.9 mm |
| Width | 75.9 mm | 76.3 mm |
| Frame | — | Plastic |
| Back | — | Plastic |
| Glass protection | — | Corning Gorilla Glass 3+ |
| Colours | Prism Dot Black, Prism Dot Gray | Celestial Black, Electric Blue, White |
| Display | ||
| Screen size | 6.6″ | 6.7″ |
| Panel | Super AMOLED | Super AMOLED Plus |
| OLED panel | Yes | Yes |
| Resolution (width) | 720 px | 1,080 px |
| Resolution (height) | 1,600 px | 2,400 px |
| Pixel density | 266 ppi | 393 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Peak brightness | — | 650 nits |
| Measured brightness | — | 677 nits |
| Screen-to-body ratio | 84.3% | 86.7% |
| Performance | ||
| Chipset | Qualcomm SM7225 Snapdragon 750G 5G | Qualcomm SDM730 Snapdragon 730G |
| Chip maker | Qualcomm | Qualcomm |
| Process | 8 nm | 8 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2.2 GHz | 2.2 GHz |
| GPU | Adreno 619 | Adreno 618 |
| AnTuTu score | — | 266,620 |
| Geekbench 6 (multi-core) | — | 1,774 |
| Memory | ||
| RAM | 8 GB | 8 GB |
| Storage (max) | 128 GB | 128 GB |
| Storage (base) | 128 GB | 128 GB |
| Storage type | UFS 2.1 | UFS 2.1 |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 48 MP | 64 MP |
| Main camera aperture | f/1.8 | f/1.8 |
| Main sensor size | 1/2.0" | 1/1.73" |
| Rear cameras | 2 | 2 |
| Optical stabilisation | No | No |
| Ultra-wide camera | Yes | Yes |
| Telephoto camera | No | No |
| Max video | 4K | 4K |
| 4K video frame rate | 30 fps | 30 fps |
| Selfie camera | 20 MP | 32 MP |
| 4K selfie video | No | Yes |
| Battery | ||
| Battery capacity | 5,000 mAh | 7,000 mAh |
| Battery type | Li-Po | Li-Po |
| Wired charging | 15 W | 25 W |
| Charged in 30 min | — | 35% |
| Wireless charging | No | No |
| Connectivity | ||
| 5G | Yes | No |
| eSIM | No | No |
| Dual SIM | Yes | Yes |
| Wi-Fi standard | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 5 | 5 |
| NFC | Yes | Yes |
| USB | USB Type-C 2.0 | USB Type-C 2.0 |
| USB version | 2 | 2 |
| Satellite navigation | GLONASS, GALILEO, BDS | GLONASS, GALILEO, BDS |
| Features | ||
| Stereo speakers | No | No |
| 3.5 mm headphone jack | Yes | Yes |
| Loudspeaker loudness | — | -28.5 LUFS |
| Fingerprint sensor | Under display | Side |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, compass | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| SAR (head) | 0.69 W/kg | 0.61 W/kg |
| Software | ||
| OS at launch | Android 11 | Android 10 |
| Platform | Android | Android |
| Interface | One UI 5.1 | One UI 4.1 |









