Compare phones
| Global Score | |
| 36.4 | 85.5 |
| Basic Information | |
| Sony | Samsung |
| -- | Android 11, 10 |
| 2007-11-06 | 2019-12-27 |
| 4.09 x 1.85 x 0.57 inches | 6.24 x 2.90 x 0.31 inches |
| 3.35 ounces | 6.07 ounces |
| -- | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| -- | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| $ 269.00 | $ 282.00 |
| Display / Screen | |
| -- | 6.5 inches |
| 240 x 320 pixels (QVGA) | 2400 x 1080 pixels |
| TFT | Super AMOLED |
| 211 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 6.4 | 8.1 |
| Performance | |
| -- | Samsung Exynos 9611 chipset |
| processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| -- | 4 GB RAM |
| GPU | Mali-G72 MP3 GPU |
| 5.76 | 9.27 |
| Storage | |
| 32,77 MB internal memory | 128 GB internal memory |
| Memory Stick Micro (M2) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 0.4 | 14.14 |
| Camera | |
| 2.00 MP | 48.00 MP + 32.00 MP |
| -- | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| -- | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 4.73 | 11.55 |
| Networks | |
| -- | Wi-Fi |
| -- | Mobile Hotspot |
| HSDPA, UMTS, EDGE and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| SIM | Nano SIM, Dual SIM |
| 0.9 | 6.7 |
| Battery Life | |
| 950mAh Li-Polymer Battery | 4000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 330 hours standby time 9 hours talk time | -- |
| 2.48 | 5.92 |
| Other Features | |
| Bluetooth 2.0 | Bluetooth 5.0 |
| -- | GPS |
| -- | NFC |
| -- | Fingerprint ID Scanner |
| -- | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy A51 has an overall score of 85.5, which is much better than Sony Ericsson K660's general score of 36.4. Although Galaxy A51 is a lot heavier than Sony Ericsson K660, it's way thinner and noticeably newer. Galaxy A51 features a lot better looking screen than Sony Ericsson K660, because it has a much better quantity of pixels per inch of screen and a way better resolution of 1080 x 2400 pixels.
The Galaxy A51 has a way bigger memory capacity for games and applications than Sony Ericsson K660, because it has more internal storage capacity. Galaxy A51 features a much better hardware performance than Sony Ericsson K660, because it has a greater number of cores. Galaxy A51 features a very superior battery performance than Sony Ericsson K660, because it has 4000mAh of battery capacity.
The Galaxy A51 features a much better camera than Sony Ericsson K660, because it has a much better 48 mega pixels resolution camera in the back.
The Samsung Galaxy A51 is a little more expensive than Sony Ericsson K660, but you can get a much better phone for that few more dollars.
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