Fly FS554 Power Plus FHD vs Hammer Rock LTE
| Type | Touch | Bar (classic) |
| Waterproofness & dust-resistance | IP68 | |
| Dimensions | 154.50 x 76.20 x 9.30 mm | 137.80 x 62.80 x 18.80 mm |
| Weight | 195.00 g | 159.00 g |
| Display size | 5.50" | 2.40" |
| Display | Color / IPS TFT 16M colors 1080 x 1920 px (5.50") 401 ppi | Color / IPS TFT 240 x 320 px (2.40") 167 ppi |
| Display protection | ||
| Additional display | ||
| Protection of the secondary display | ||
| Talk time (max.) | 2G: 1200 min. (20.0 h) | |
| Stand-by (max.) | 2G: 380 h. (15.8 days) | |
| Playback time (max.) | Audio: 80 h (3.3 days) Video: 5 h (0.2 days) | nd |
| Internet browsing time (max.) | WiFi: 5 h (0.2 days) 3G: 4,5 h (0.2 days) | nd |
| Standard battery | Li-Po 5000 mAhBuy powerbank
| Li-Ion 3000 mAhBuy powerbank
|
| Quick battery charging | ||
| Wireless battery charging | ||
| Internal memory | 16 GB | 128 MB |
| RAM memory | 2 GB | 48 MB |
| Memory cards | microSD, microSDHC, microSDXC up to 64 GBBuy memory card | microSD, microSDHC, microSDXC up to 64 GBBuy memory card |
| Operating system | Android 7.0 Nougat | - |
| Processor | MediaTek MT6737T | Unisoc T127 |
| Processor clock | 1500 MHz | 1000 MHz |
| GPU | ARM Mali-T720 MP2 @600 MHz | - |
| Touchscreen | ||
| DualSIM | ||
| SIM cards standard | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | dual standby | dual standby |
| Hybrid DualSIM | nanoSIM, microSD | |
| Announced | 3Q 2017 | 2Q 2025 |
| Other names | - | HF2507; HF2507e |
| GSM frequencies | 900 1800 | 900 1800 |
| UMTS | 900 2100 | 900 2100 |
| LTE standard | FDD LTE: 2600, 1800, 800 | FDD LTE: 2100, 1800, 900, 800 TDD LTE: 2600 |
| Standard 5G | ||
| CDMA | ||
| Standard TD-SCDMA | ||
| UMA |

