Compare phones
| Global Score | |
| 74.3 | 77.6 |
| Basic Information | |
| LG | Sony |
| Android 10 | Android 5.1 |
| 2020-04-27 | 2015-09-02 |
| 6.50 x 3.02 x 0.33 inches | 5.75 x 2.83 x 0.29 inches |
| 6.77 ounces | 5.43 ounces |
| Blue, Pink and Titanium | Black, Gold, Green and White |
| -- | Glass and Metal |
| -- | Scratch-Resistant Glass |
| $ 190.00 | $ 409.00 |
| Display / Screen | |
| 6.5 inches | 5.2 inches |
| 1600 x 720 pixels | 1080 x 1920 pixels (Full HD) |
| IPS LCD | IPS LCD |
| 270 pixels per inch | 424 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 7.3 | 9.1 |
| Performance | |
| MediaTek Helio P35 MT6765 chipset | Qualcomm Snapdragon 810 MSM8994 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A57 and ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor |
| 3 GB RAM | 3 GB (1600 MHz) RAM |
| PowerVR GE8320 GPU | Adreno 430 (450 MHz) GPU |
| 9.27 | 9.36 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 2 TB) external memory slot | microSD, microSDHC, microSDXC (up to 200 GB) external memory slot |
| 14.74 | 8.56 |
| Camera | |
| 32.00 MP + 13.00 MP | 23.00 MP + 5.00 MP |
| -- | f/1.80 aperture |
| -- | 24.00mm focal length |
| -- | 0.43 inches (1/2.3") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (60 fps) (HD) slow motion video |
| 8.91 | 10.56 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 7.1 |
| Battery Life | |
| 4000mAh Battery | 2900mAh Li-Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | 520 hours standby time 13.2 hours talk time |
| 5.92 | 4.88 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.1 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | -- |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Sony Xperia Z5 is just a bit better than LG K51S, with a 77.6 score against 74.3. These devices have Android OS, but the Sony Xperia Z5 has 5.1 version while LG K51S has Android 10. The Sony Xperia Z5 is an older device than LG K51S, but it's somewhat lighter and somewhat thinner anyway. The Xperia Z5 features a bit faster processing unit than LG K51S, and although they both have 8 cpu cores and the same RAM amount, the Xperia Z5 also has a graphics processor.
The Sony Xperia Z5 features a much better looking display than LG K51S, because although it has a way smaller display, it also counts with a lot higher display density and a higher 1920 x 1080 resolution. The LG K51S counts with a way bigger storage for games and applications than Xperia Z5, because it has 32 GB more internal storage and an external memory card slot that holds up to 2 TB.
The Xperia Z5 takes much better videos and photos than LG K51S, because although it has a camera in the back with a way worse 23 MP resolution, it also counts with a way higher 3840x2160 (4K) video quality. The LG K51S features a way better battery duration than Xperia Z5, because it has a 4000mAh battery size.
Although Sony Xperia Z5 is a better device, it costs a lot more money than LG K51S, and it doesn't have such a good quality/price relation as LG K51S. If you prefer to save some money, you can buy the LG K51S, and give up some specs and features, but you will get the most out of your money.
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