| Attribute |
Fujitsu LIFEBOOK S938 (VFY S9380MP580DE) × | 
Fujitsu LIFEBOOK E557 (E5570M35SBNL-B) × |
| General | | |
| Model | Fujitsu LIFEBOOK S938 | Fujitsu LIFEBOOK E557 |
| Product code | VFY S9380MP580DE | E5570M35SBNL-B |
| Design | | |
| Product colour | Black, Grey | Black |
| Form factor | Clamshell | Clamshell |
| Brand | Fujitsu | Fujitsu |
| Family | LIFEBOOK | LIFEBOOK |
| Series | S | E |
| Model name | S938 | E557 |
| Part number | VFY S9380MP580DE | E5570M35SBNL-B |
| Release year (year) | 2018 | 2017 |
| Processor | | |
| Processor family | 8th gen Intel Core i5 | 7th gen Intel Core i5 |
| Processor frequency (GHz) | 1.6 | 2.5 |
| Processor boost frequency (GHz) | 3.4 | 3.1 |
| Processor model | i5-8250U | i5-7200U |
| Processor cores | 4 | 2 |
| Processor threads | 8 | 4 |
| Processor lithography (Nm) | 14 | 14 |
| Processor socket | BGA 1356 | BGA 1356 |
| Processor cache (MB) | 6 | 3 |
| Memory | | |
| Internal memory type | DDR4-SDRAM | DDR4-SDRAM |
| Maximum internal memory (GB) | 24 | 32 |
| Memory clock speed (MHz) | 2,400 | 2,133 |
| Internal memory (GB) | 8 | 4 |
| Display | | |
| Display diagonal (inch) | 13.3 | 15.6 |
| Panel type | IGZO | - |
| HD type | Full HD | HD |
| LED backlight | + | + |
| Touchscreen | - | - |
| Dual-screen | - | - |
| Display resolution | 1920 x 1080 pixels | 1366 x 768 pixels |
| Graphics | | |
| On-board graphics adapter | + | + |
| Discrete graphics adapter | - | - |
| On-board graphics adapter base frequency (MHz) | 300 | 300 |
| Maximum on-board graphics adapter memory (GB) | 32 | 32 |
| On-board graphics adapter model | Intel UHD Graphics 620 | Intel HD Graphics 620 |
| Storage | | |
| Total storage capacity (GB) | 256 | 128 |
| Number of SSDs installed | 1 | 1 |
| SSD capacity (GB) | 256 | 128 |
| Card reader integrated | + | + |
| SSD form factor | M.2 | 2.5" |
| Storage media | SSD | SSD |
| Optical drive | + | + |
| Networking | | |
| Wi-Fi standards | - 802.11a
- 802.11b
- 802.11g
- wi-fi 4 (802.11n)
- wi-fi 5 (802.11ac)
| |
| Bluetooth | + | + |
| Ethernet LAN | + | + |
| Ethernet LAN data rates (Mbit/s) | | |
| Wi-Fi | + | + |
| 4g | + | - |
| 3g | + | - |
| Bluetooth version | 4.2 | 4.1 |
| Ports and interfaces | | |
| USB 3.x Type-A ports | 2 | 3 |
| USB 3.x Type-C ports | 1 | - |
| Combo headphone/mic port | + | - |
| Docking connector | - | + |
| USB Sleep-and-Charge | + | + |
| DVI port | - | - |
| HDMI ports quantity | 1 | - |
| Ethernet LAN (RJ-45) ports | 1 | 1 |
| Audio | | |
| Audio chip | Realtek ALC255 | Realtek ALC255 |
| Built-in microphone | + | + |
| Camera | | |
| Front camera | + | + |
| Keyboard | | |
| Numeric keypad | - | + |
| Keyboard backlit | + | - |
| Full-size keyboard | - | + |
| Pointing device | Touchpad | Touchpad |
| Software | | |
| Operating system installed | Windows 10 Pro | Windows 10 Pro |
| Operating system architecture (bit) | 64 | 64 |
| Battery | | |
| Battery capacity (watt-hours) (Wh) | 77 | 72 |
| Battery capacity (mAh) | 7,100 | 6,700 |
| Battery life (max) (h) | - | 12 |
| Weight and dimensions | | |
| Weight (kg) | 1.19 | 2.2 |
| Height (mm) | 28.9 | - |
| Depth (mm) | 214 | 250 |
| Width (mm) | 316 | 374 |
| Power | | |
| AC adapter power (W) | 65 | 65 |
| Security | | |
| Cable lock slot | + | + |
| Trusted platform module (TPM) | + | + |