MaxCom Smart MS459 Harmony vs MaxCom Smart MS554 4G
| Type | Touch | Touch |
| Dimensions | 138.00 x 69.00 x 11.00 mm | 147.50 x 71.40 x 9.50 mm |
| Weight | 180.00 g | 145.00 g |
| Display size | 4.50" | 5.50" |
| Display | Color / TFT 16M colors 480 x 854 px (4.50") 218 ppi | Color / IPS TFT 16M colors 480 x 960 px (5.50") 195 ppi |
| Display protection | ||
| Additional display | ||
| Protection of the secondary display | ||
| Standard battery | Li-Ion 2200 mAhBuy powerbank
| Li-Ion 2500 mAhBuy powerbank
|
| Quick battery charging | ||
| Wireless battery charging | ||
| Internal memory | 16 GB | 32 GB |
| RAM memory | 2 GB | 3 GB |
| Memory cards | microSD, microSDHC up to 32 GBBuy memory card | microSD, microSDHC, microSDXC up to 128 GBBuy memory card |
| Operating system | - | Android 11 |
| Processor | MediaTek MT6737 | Spreadtrum SC9832E |
| Processor clock | 1300 MHz | 1400 MHz |
| GPU | ARM Mali-T720 MP2 @650 MHz | ARM Mali-T820 @600 Mhz |
| Touchscreen | ||
| DualSIM | ||
| SIM cards standard | SingleSIM(microSIM) | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | nd | dual standby |
| Hybrid DualSIM | nd | |
| Announced | 1Q 2019 | 1Q 2022 |
| Other names | - | - |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 2100 | 900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1800, 800 | FDD LTE: 2600, 2100, 1800, 900, 800, 700 TDD LTE: 2600 |
| CDMA | ||
| Standard TD-SCDMA | ||
| UMA |

