MaxCom Smart MS553 LTE vs MaxCom MM428
| Type | Touch | Bar (classic) |
| Dimensions | 157.00 x 78.00 x 8.50 mm | 116.00 x 54.00 x 13.50 mm |
| Weight | 180.00 g | 78.00 g |
| Display size | 5.50" | 1.80" |
| Display | Color / IPS TFT 16M colors 720 x 1280 px (5.50") 267 ppi | Color / TFT 64k colors 128 x 160 px (1.80") 114 ppi |
| Display protection | ||
| Additional display | ||
| Protection of the secondary display | ||
| Standard battery | Li-Ion 3300 mAhBuy powerbank
| Li-Ion 800 mAhBuy powerbank
|
| Quick battery charging | ||
| Wireless battery charging | ||
| Phonebook memory | 300 places | |
| Internal memory | 16 GB | |
| RAM memory | 2 GB | |
| Memory cards | microSD, microSDHC, microSDXC up to 64 GBBuy memory card | microSD, microSDHC up to 32 GBBuy memory card |
| Operating system | Android 7.0 Nougat | - |
| Processor clock | 1450 MHz | - |
| Touchscreen | ||
| DualSIM | ||
| DualSIM mode | dual standby | |
| Hybrid DualSIM | ||
| Announced | 3Q 2017 | 4Q 2015 |
| Other names | - | Comfort MM428; MM428BB |
| GSM frequencies | 850 900 1800 1900 | 900 1800 |
| UMTS | 850 900 1900 2100 | |
| LTE standard | FDD LTE: 2600, 2100, 1800, 800 | |
| CDMA | ||
| Standard TD-SCDMA | ||
| UMA |

