| Global Score | |
| 78.9 | 79 |
| Basic Information | |
| Samsung | Samsung |
| Android 10, 9.0 Pie, 8.1 Oreo | Android 4.4 |
| 2019-02-05 | 2013-03-14 |
| 6.16 x 2.93 x 0.35 inches | 5.38 x 2.75 x 0.31 inches |
| 6.56 ounces | 4.59 ounces |
| Charcoal black and Ocean blue | Black, Blue, Red and White |
| Plastic and Plastic | Polycarbonate |
| -- | Scratch-Resistant Glass |
| -- | $ 135.00 |
| Display / Screen | |
| 6.3 inches | 5 inches |
| 2340 x 1080 pixels | 1080 x 1920 pixels (Full HD) |
| IPS LCD | Super AMOLED |
| 409 pixels per inch | 441 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 8 | 9.1 |
| Performance | |
| Samsung Exynos 7 Octa 7904 chipset | Qualcomm Snapdragon 600 APQ8064T chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Krait 300 (Quad-Core 1900 MHz) processor |
| 4 GB RAM | 2 GB (800 MHz) RAM |
| Mali-G71 MP2 GPU | Adreno 320 (400 MHz) GPU |
| 8.91 | 9 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSD, microSDHC, microSDXC (up to 64 GB) external memory slot |
| 11.74 | 9.46 |
| Camera | |
| 13.00 MP + 8.00 MP | 13.00 MP + 2.00 MP |
| f/1.90 aperture | f/2.20 aperture |
| 12.00mm focal length | 31.00mm focal length |
| 0.32 inches (1/3.1") sensor | 0.33 inches (1/3.06") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.02 | 9.02 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM |
| Nano SIM, Dual SIM | Micro SIM |
| 6.7 | 7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 2600mAh Li-Ion Battery |
| Non-Removable Battery | Removable Battery |
| -- | Wireless Charging |
| -- | 17 hours talk time |
| 6.8 | 4.56 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | -- |
| Accelerometer, Compass, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Galaxy S4 is a bit better than the Samsung Galaxy M20, getting a overall score of 79 against 78.9. These phones include Android OS (Operating System), but Galaxy S4 has the previous 4.4 version while Samsung Galaxy M20 has Android 10 version. Galaxy S4's construction is incredibly lighter and somewhat thinner than Samsung Galaxy M20, even though it was released many years before.
Galaxy S4 has a sharper display than Galaxy M20, because although it has a lot smaller screen and a little lower resolution of 1920 x 1080, it also counts with a bit higher pixels quantity per inch of screen. The Galaxy S4 has a bit better CPU than Samsung Galaxy M20, because although it has 2 GB less RAM and 4 less processing cores , it also counts with a GPU.
The Samsung Galaxy M20 features a much bigger memory capacity to store more games and applications than Samsung Galaxy S4, and although they both have the same 64 GB internal storage, the Samsung Galaxy M20 also has a slot for an SD memory card that supports a maximum of 512 GB. The Samsung Galaxy M20 counts with a much better battery duration than Samsung Galaxy S4, because it has a 5000mAh battery capacity instead of 2600mAh.
Galaxy S4 counts with a camera that's very similar to the camera in Samsung Galaxy M20, because although the Galaxy S4 has a tinier aperture which is not recommended for shooting images and/or video in low-light situations, and they both have the same video frame rates, the same 1920x1080 (Full HD) video resolution and a same resolution back facing camera, it also counts with a bigger back-facing camera sensor shooting better quality pictures and videos.
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