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- Q51 vs Galaxy A42 5G
LG Q51 vs Samsung Galaxy A42 5G
What Q51 does better (2) and where Galaxy A42 5G wins (11) — every spec side by side.
vs
2.5Display5.0
5.4Camera6.7
7.8Features7.1
Dimensions
Size comparison
Q51Galaxy A42 5G
| Q51 | Galaxy A42 5G | Difference | |
|---|---|---|---|
| Height | 164.5 mm | 164.4 mm | +0.1 mm |
| Width | 77.5 mm | 75.9 mm | +1.6 mm |
| Thickness | 8.4 mm | 8.6 mm | −0.2 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Q51 better than Galaxy A42 5G?
- Stereo speakersYes · Galaxy A42 5G: No
- Thickness8.4 mm vs 8.6 mm+2%
Why is Galaxy A42 5G better than Q51?
- RAM3 GB vs 8 GB2.7×
- Main camera13 MP vs 48 MP3.7×
- Storage (max)32 GB vs 128 GB4×
- Battery capacity4,000 mAh vs 5,000 mAh+25%
- OLED panelNo · Q51: Yes
- Storage (base)32 GB vs 128 GB4×
- Max video1080p vs 4K
- CPU frequency2 GHz vs 2.2 GHz+10%
- Pixel density259 ppi vs 266 ppi+3%
- Selfie camera13 MP vs 20 MP+54%
- Process12 nm vs 8 nm+50%
Specifications
Side by side
| Design | ||
| Weight | — | 193 g |
| Thickness | 8.4 mm | 8.6 mm |
| Height | 164.5 mm | 164.4 mm |
| Width | 77.5 mm | 75.9 mm |
| Frame | — | Plastic |
| Back | — | Plastic |
| Glass protection | — | Corning Gorilla Glass 3 |
| Colours | Frozen White, Moonlight Titanium | Prism Dot Black, Prism Dot White, Prism Dot Gray |
| Display | ||
| Screen size | 6.5″ | 6.6″ |
| Panel | IPS LCD | Super AMOLED |
| OLED panel | No | Yes |
| Resolution (width) | 720 px | 720 px |
| Resolution (height) | 1,520 px | 1,600 px |
| Pixel density | 259 ppi | 266 ppi |
| Refresh rate | 60 Hz | 60 Hz |
| Peak brightness | — | 500 nits |
| Measured brightness | — | 570 nits |
| Screen-to-body ratio | 82.7% | 84.3% |
| Performance | ||
| Chipset | Mediatek MT6762 Helio P22 | Qualcomm SM7225 Snapdragon 750 5G |
| Chip maker | MediaTek | Qualcomm |
| Process | 12 nm | 8 nm |
| CPU cores | 8 | 8 |
| CPU frequency | 2 GHz | 2.2 GHz |
| GPU | PowerVR GE8320 | Adreno 619 |
| AnTuTu score | — | 324,686 |
| Geekbench 6 (multi-core) | — | 1,910 |
| Memory | ||
| RAM | 3 GB | 8 GB |
| Storage (max) | 32 GB | 128 GB |
| Storage (base) | 32 GB | 128 GB |
| Storage type | eMMC 5.1 | UFS 2.1 |
| Memory card slot | Yes | Yes |
| Camera | ||
| Main camera | 13 MP | 48 MP |
| Main camera aperture | — | f/1.8 |
| Main sensor size | — | 1/2.0" |
| Rear cameras | 2 | 2 |
| Optical stabilisation | No | No |
| Ultra-wide camera | Yes | Yes |
| Telephoto camera | No | No |
| Max video | 1080p | 4K |
| 4K video frame rate | — | 30 fps |
| Selfie camera | 13 MP | 20 MP |
| 4K selfie video | No | No |
| Battery | ||
| Battery capacity | 4,000 mAh | 5,000 mAh |
| Battery type | Li-Po | Li-Po |
| Wired charging | — | 15 W |
| Charged in 30 min | — | 27% |
| Wireless charging | — | No |
| Connectivity | ||
| 5G | — | Yes |
| 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 |
| Features | ||
| Stereo speakers | Yes | No |
| 3.5 mm headphone jack | Yes | Yes |
| Loudspeaker loudness | — | -30.1 LUFS |
| Fingerprint sensor | Rear | Under display |
| Sensors | Fingerprint (rear-mounted), accelerometer, proximity, compass | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
| SAR (head) | — | 1.15 W/kg |
| Software | ||
| OS at launch | Android 10 | Android 10 |
| Platform | Android | Android |
| Interface | — | One UI 5 |
