Samsung Galaxy A40 Dual SIM vs POCO X3 NFC
| Type | Touch | Touch |
| Waterproofness & dust-resistance | IP53 | |
| Dimensions | 144.30 x 69.10 x 7.90 mm | 165.30 x 76.80 x 9.40 mm |
| Weight | 140.00 g | 215.00 g |
| Display size | 5.90" | 6.67" |
| Display | Color / Super AMOLED 16M colors 1080 x 2340 px (5.90") 443 ppi | Color / IPS TFT 16M colors 120 Hz 1080 x 2400 px (6.67") 395 ppi |
| Display protection | Corning Gorilla Glass Buy screen protector
| Corning Gorilla Glass Buy screen protector
|
| Additional display | ||
| Protection of the secondary display | ||
| Talk time (max.) | 3G: 1080 min. (18.0 h) | |
| Playback time (max.) | Audio: 62 h (2.6 days) Video: 14 h (0.6 days) | nd |
| Internet browsing time (max.) | WiFi: 11 h (0.5 days) 3G: 9 h (0.4 days) 4G: 11 h (0.5 days) | nd |
| Standard battery | Li-Ion 3100 mAhBuy powerbank
| Li-Po 5160 mAhBuy powerbank
|
| Quick battery charging | Fast Charging | Quick Charge |
| Wireless battery charging | ||
| Internal memory | 64 GB | 128 GB, 64 GB |
| End-user memory | 49.4 GB | |
| RAM memory | 4 GB | 6 GB |
| Memory cards | microSD, microSDHC, microSDXC up to 512 GBBuy memory card | microSD, microSDHC, microSDXC up to 256 GBBuy memory card |
| Operating system | Android 9.0 Pie | Android 10 |
| Interface | - | MIUI 12 |
| Processor | Samsung Exynos 7904 | Qualcomm Snapdragon 732G |
| Processor clock | 1800 MHz | 2300 MHz |
| GPU | ARM Mali-G71 MP2 | Adreno 618 |
| Touchscreen | ||
| SAR (10g) | 1,34 W/kg | |
| DualSIM | ||
| SIM cards standard | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | dual standby | dual standby |
| Hybrid DualSIM | nanoSIM, microSD | |
| Announced | 1Q 2019 | 3Q 2020 |
| Other names | SM-A405FN/DS; SM-A405FM/DS | M2007J20CG |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 1900 2100 | 850 900 1700 1900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1800, 900, 850, 800 TDD LTE: 2600, 2500, 2300 | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300 |
| Standard 5G | ||
| CDMA | 850 | |
| Standard TD-SCDMA | 1900 2000 | |
| UMA |

