Compare phones
| Global Score | |
| 74.6 | 94.8 |
| Basic Information | |
| Samsung | Samsung |
| Android 8.0 Oreo | Android 13, 12, 11, 10 |
| -- | 2020-03-06 |
| 6.04 x 3.04 x 0.32 inches | 5.97 x 2.72 x 0.31 inches |
| 6.14 ounces | 5.78 ounces |
| 16 777 216 | Cloud blue, Cloud pink, Cosmic grey and Cosmic white |
| Plastic | Aluminum and Glass (Corning Gorilla Glass 6) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 1000.00 |
| Display / Screen | |
| 5.5 inches | 6.2 inches |
| 1280 x 720 pixels (HD) | 3200 x 1440 pixels |
| Super AMOLED | Dynamic AMOLED |
| 267 pixels per inch | 566 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8.9 |
| Performance | |
| Samsung Exynos 7 Octa 7884 chipset | Qualcomm Snapdragon 865 SM8250 (7 nm) chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Kryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 12 GB RAM |
| ARM Mali-G71 GPU | Adreno 650 GPU |
| 8.82 | 9.72 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 8.88 | 15.38 |
| Camera | |
| 13.00 MP + 8.00 MP | 12.00 MP + 10.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.59 inches (1/1.7") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.02 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM, Dual SIM | Nano SIM |
| 6.1 | 10.7 |
| Battery Life | |
| 3000mAh Battery | 4000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 4.96 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Samsung Galaxy S20 is way better than Galaxy J7 Duo, with a score of 94.8 against 74.6. Both of these phones have Android OS, but the Samsung Galaxy S20 has the previous 13 version while Galaxy J7 Duo has Android 8.0 Oreo. Samsung Galaxy S20's construction is a bit lighter and a little thinner than Galaxy J7 Duo.
The Samsung Galaxy S20 has a way better looking screen than Samsung Galaxy J7 Duo, because it has a much better 1440 x 3200 resolution, a little bigger display and a way higher number of pixels per display inch. Galaxy S20 has a way bigger memory to install applications and games than Samsung Galaxy J7 Duo, because it has a slot for an SD memory card that holds up to 1000 GB and 128 GB internal storage.
The Galaxy S20 features a greater hardware performance than Samsung Galaxy J7 Duo, and although they both have 8 CPU cores, the Galaxy S20 also has 8 GB more RAM. The Samsung Galaxy S20 counts with better battery lifetime than Galaxy J7 Duo, because it has a 33% bigger battery capacity. The Galaxy S20 features a much better camera than Samsung Galaxy J7 Duo, because although it has a back-facing camera with a lower resolution, it also counts with a much larger sensor which provides a lot better photo and video quality, a much higher 7680x4320 video quality and a bigger diafragm aperture for better low-light images and videos.
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