Compare phones
| Global Score | |
| 67.9 | 76.1 |
| Basic Information | |
| Alcatel | Samsung |
| -- | Android 10 |
| 2017-10-27 | 2020-06-29 |
| 5.83 x 2.83 x 0.30 inches | 6.61 x 3.02 x 0.32 inches |
| 5.19 ounces | 6.81 ounces |
| Gray | Black |
| Aluminum | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| $ 190.00 | $ 194.00 |
| Display / Screen | |
| 5.2 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 1600 x 720 pixels |
| IPS LCD | IPS LCD |
| 424 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 7.3 |
| Performance | |
| MediaTek Helio P20 MT6757 chipset | Mediatek Helio P35 chipset |
| ARM Cortex-A53, 64-bit, 16 nm (Octa-Core 2300 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 2 GB RAM | 3 GB RAM |
| Mali-T880 MP2 GPU | PowerVR GE8320 GPU |
| 9.18 | 9.27 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.88 | 9.84 |
| Camera | |
| 12.00 MP + 8.00 MP | 16.00 MP + 13.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 0.33 inches (1/3") 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 | 9.35 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 2850mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.8 | 5.92 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Galaxy A21 is much better than the Alcatel IDOL 5, getting a global score of 76.1 against 67.9. The Galaxy A21 design is extremely newer, but heavier and just a bit thicker than the Alcatel IDOL 5. Alcatel IDOL 5 features a better looking display than Galaxy A21, because although it has a much smaller display, it also counts with a way better amount of pixels per inch of display and a higher 1080 x 1920 resolution.
Samsung Galaxy A21 has a little better processing power than Alcatel IDOL 5, and although they both have 8 cores, the Samsung Galaxy A21 also has more RAM memory. The Galaxy A21 shoots a little bit better pictures and videos than Alcatel IDOL 5, because although it has a smaller back-facing camera sensor which offers a worse photo and video quality, and they both have the same 1920x1080 video definition and the same 30 frames per second video frame rate, the Galaxy A21 also counts with a larger aperture and a back facing camera with a lot better 16 mega-pixels resolution.
Samsung Galaxy A21 counts with a greater storage capacity to install applications and games than Alcatel IDOL 5, and although they both have equal 32 GB internal storage capacity, the Samsung Galaxy A21 also has an external memory card slot that allows a maximum of 512 GB. The Samsung Galaxy A21 counts with a superior battery performance than Alcatel IDOL 5, because it has a 40% more battery capacity.
The Samsung Galaxy A21 is a bit more expensive than Alcatel IDOL 5, but you can get a better phone for that few more dollars.
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