| Global Score | |
| 72.6 | 87.4 |
| Basic Information | |
| Samsung | Samsung |
| Android 15 | Android 5.0 |
| -- | 2015-04-11 |
| -- | 5.65 x 2.78 x 0.27 inches |
| -- | 4.87 ounces |
| -- | Black, Blue, Gold and White |
| -- | Aluminium and Glass |
| -- | Scratch-Resistant Glass |
| -- | $ 252.00 |
| Display / Screen | |
| 6.8 inches | 5.1 inches |
| -- | 1440 x 2560 pixels (Quad HD / 2K) |
| AMOLED | Super AMOLED |
| -- | 576 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 2.7 | 9.9 |
| Performance | |
| Qualcomm Snapdragon 8 Elite SM8650 (4 nm) chipset | Exynos 7 Octa 7420 chipset |
| processor | 64-bit ARM Cortex-A57 (Quad-Core 2100 MHz + Quad-Core 1500 MHz) processor |
| 12 GB RAM | 3 GB (1600 MHz) RAM |
| Adreno 830 GPU | Mali-T760 MP8 (650 MHz) GPU |
| 6.21 | 10.08 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 200.00 MP + 10.00 MP | 16.00 MP + 5.00 MP |
| -- | f/1.90 aperture |
| -- | 28.00mm focal length |
| 0.64 inches (1/1.56") sensor | 0.38 inches (1/2.6") sensor |
| 7680 x 4320 (30 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | -- |
| 13.42 | 10.01 |
| Networks | |
| -- | Wi-Fi |
| -- | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA, HSUPA, UMTS, EDGE, GPRS and GSM |
| Nano SIM | Nano SIM, Dual SIM |
| 7.6 | 6.7 |
| Battery Life | |
| 3050mAh Dual Nano SIM + eSIM Battery | 2550mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 5.04 | 4.56 |
| Other Features | |
| Bluetooth 5.3 | Bluetooth 4.1 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Galaxy S6 is a lot better than the Samsung Galaxy S25 Slim (Rumored), having an 87.4 score against 72.6. These phones have Android OS, but Galaxy S6 has the older 5.0 version and Samsung Galaxy S25 Slim (Rumored) has Android 15 version. The Samsung Galaxy S6 counts with a much more powerful CPU than Galaxy S25 Slim (Rumored), because although it has less RAM memory, it also counts with an extra graphics co-processor, a larger number of cores and a 64-bits CPU.
Samsung Galaxy S6 has a much sharper screen than Samsung Galaxy S25 Slim (Rumored), although it has a way smaller display. The Galaxy S25 Slim (Rumored) takes way better pictures and videos than Samsung Galaxy S6, because it has a much better 7680x4320 video resolution, a back-facing camera with lot more megapixels and a much bigger sensor taking more light and vivid colors.
The Samsung Galaxy S6 features as much memory for apps and games as the Galaxy S25 Slim (Rumored) one, both have equal 128 GB internal storage capacity. The Samsung Galaxy S25 Slim (Rumored) counts with improved battery performance than Galaxy S6, because it has a 20% larger battery size.
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