Compare phones
| Global Score | |
| 72.2 | 85.5 |
| Basic Information | |
| OnePlus | Samsung |
| Android 11, 10 | Android 11, 10 |
| 2019-10-18 | 2019-12-27 |
| 6.34 x 2.93 x 0.32 inches | 6.24 x 2.90 x 0.31 inches |
| 6.70 ounces | 6.07 ounces |
| Frosted silver and Glacier blue | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Aluminum and Glass (Corning Gorilla Glass 5) | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 248.00 | $ 282.00 |
| Display / Screen | |
| 6.5 inches | 6.5 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 405 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 855+ SM8150-AC chipset | Samsung Exynos 9611 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 640 GPU | Mali-G72 MP3 GPU |
| 9.72 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 14.14 |
| Camera | |
| 48.00 MP + 16.00 MP | 48.00 MP + 32.00 MP |
| f/1.60 aperture | f/2.00 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 11.99 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3800mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.76 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy A51 is much better than the OnePlus 7T, having a global score of 85.5 against 72.2. Galaxy A51's body is a little bit lighter and just a little bit thinner than the OnePlus 7T, although both were released with only a couple months difference. Both of these devices come with the same Android 11 OS (Operating System).
The OnePlus 7T counts with just a little better processing power than Galaxy A51, and although they both have 8 CPU cores, the OnePlus 7T also has more RAM memory. The OnePlus 7T counts with a bit sharper display than Samsung Galaxy A51. They have exactly the same resolution of 1080 x 2400 pixels, the same number of pixels per inch of display and a same size screen.
OnePlus 7T shoots clearer photographs and videos than Samsung Galaxy A51, and although they both have a 0.5 inches sensor, the same 3840x2160 video quality and a back camera with a 48 megapixels resolution, the OnePlus 7T also has higher video frame rates and a bigger diafragm aperture to take better low light photography.
Samsung Galaxy A51 counts with a lot bigger storage capacity for applications, games, photos and videos than OnePlus 7T, and although they both have the same 128 GB internal storage, the Samsung Galaxy A51 also has a SD card slot that admits up to 512 GB. The Samsung Galaxy A51 counts with a bit better battery duration than OnePlus 7T, because it has a 4000mAh battery capacity.
The Samsung Galaxy A51 costs a little more money than OnePlus 7T, but it's still a great deal, because you can get a better phone for that extra money.
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