Product comparison · 2 laptops

Fujitsu LIFEBOOK E557 Intel® Core™ i3 i3-7100U Laptop vs Fujitsu LIFEBOOK U757 Intel® Core™ i7 i7-7600U Laptop

147specifications compared
37differ
110identical
53known for one product only

Key differences

Display resolution
- LIFEBOOK E557 Intel® Core™ i3 i3-7100U Laptop:1366 x 768 pixels
- LIFEBOOK U757 Intel® Core™ i7 i7-7600U Laptop:1920 x 1080 pixels
HD type
- LIFEBOOK E557 Intel® Core™ i3 i3-7100U Laptop:HD
- LIFEBOOK U757 Intel® Core™ i7 i7-7600U Laptop:Full HD
Display brightness
- LIFEBOOK E557 Intel® Core™ i3 i3-7100U Laptop:220 cd/m²
- LIFEBOOK U757 Intel® Core™ i7 i7-7600U Laptop:300 cd/m²
Contrast ratio (typical)
- LIFEBOOK E557 Intel® Core™ i3 i3-7100U Laptop:350:1
- LIFEBOOK U757 Intel® Core™ i7 i7-7600U Laptop:700:1
Processor family
- LIFEBOOK E557 Intel® Core™ i3 i3-7100U Laptop:Intel® Core™ i3
- LIFEBOOK U757 Intel® Core™ i7 i7-7600U Laptop:Intel® Core™ i7
Processor generation
- LIFEBOOK E557 Intel® Core™ i3 i3-7100U Laptop:7th gen Intel® Core™ i3
- LIFEBOOK U757 Intel® Core™ i7 i7-7600U Laptop:7th gen Intel® Core™ i7
Processor model
- LIFEBOOK E557 Intel® Core™ i3 i3-7100U Laptop:i3-7100U
- LIFEBOOK U757 Intel® Core™ i7 i7-7600U Laptop:i7-7600U
Processor frequency
- LIFEBOOK E557 Intel® Core™ i3 i3-7100U Laptop:2.4 GHz
- LIFEBOOK U757 Intel® Core™ i7 i7-7600U Laptop:2.8 GHz

Side by side

Differences highlightedShow differences only

Comparison of E557, U757
200 specifications	A Fujitsu LIFEBOOK E557 Intel® Core™ i3 i3-7100U Laptop Model E557 View product	B Fujitsu LIFEBOOK U757 Intel® Core™ i7 i7-7600U Laptop Model U757 View product
Designidentical
Product type	Laptop	Laptop
Product colour	Black	Black
Form factor	Clamshell	Clamshell
Display4 differ
Display diagonal	39.6 cm (15.6")	39.6 cm (15.6")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1080 pixels
Touchscreen	No	No
HD typeDiffers	HD	Full HD
Panel typeKnown for one	IPS	Unknown — not stated by the source
LED backlight	Yes	Yes
Native aspect ratio	16:9	16:9
Display surface	Matt	Matt
Display brightnessDiffers	220 cd/m²	300 cd/m²
Contrast ratio (typical)Differs	350:1	700:1
Processor6 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™ i3	Intel® Core™ i7
Processor generationDiffers	7th gen Intel® Core™ i3	7th gen Intel® Core™ i7
Processor modelDiffers	i3-7100U	i7-7600U
Processor cores	2	2
Processor threads	4	4
Processor frequencyDiffers	2.4 GHz	2.8 GHz
System bus rate	4 GT/s	4 GT/s
Processor cacheDiffers	3 MB	4 MB
Processor cache type	Smart Cache	Smart Cache
Processor socket	BGA 1356	BGA 1356
Processor lithography	14 nm	14 nm
Processor operating modes	64-bit	64-bit
Processor codename	Kaby Lake	Kaby Lake
Bus type	OPI	OPI
Stepping	H0	H0
Thermal Design Power (TDP)	15 W	15 W
Configurable TDP-down	7.5 W	7.5 W
Configurable TDP-down frequency	0.8 GHz	0.8 GHz
Tjunction	100 °C	100 °C
Maximum number of PCI Express lanes	12	12
PCI Express configurationsDiffers	1x2+2x1, 1x4, 2x2, 4x1	1x2, 1x4, 2x2, 2x1, 4x1
PCI Express slots version	3.0	3.0
ECC supported by processor	No	No
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.9 GHz
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core i7-7600 Mobile Series
Configurable TDP-up frequencyKnown for one	Unknown — not stated by the source	2.9 GHz
Configurable TDP-upKnown for one	Unknown — not stated by the source	25 W
Memory1 differ
Internal memoryDiffers	4 GB	16 GB
Internal memory type	DDR4-SDRAM	DDR4-SDRAM
Memory clock speed	2133 MHz	2133 MHz
Memory form factor	SO-DIMM	SO-DIMM
Memory slots	2x SO-DIMM	2x SO-DIMM
Maximum internal memory	32 GB	32 GB
Maximum internal memory (64-bit)	32 GB	32 GB
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 8 GB
Storage2 differ
Total storage capacityDiffers	500 GB	512 GB
Storage mediaDiffers	HDD	SSD
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
HDD capacityKnown for one	500 GB	Unknown — not stated by the source
HDD interfaceKnown for one	SATA III	Unknown — not stated by the source
HDD speedKnown for one	5400 RPM	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Optical drive typeKnown for one	No	Unknown — not stated by the source
Card reader integrated	Yes	Yes
Compatible memory cards	SD, SDHC, SDXC	SD, SDHC, SDXC
Number of SSDs installedKnown for one	Unknown — not stated by the source	1
SSD capacityKnown for one	Unknown — not stated by the source	512 GB
SSD interfaceKnown for one	Unknown — not stated by the source	SATA III
SSD form factorKnown for one	Unknown — not stated by the source	M.2
Graphics1 differ
On-board graphics card	Yes	Yes
Discrete graphics card	No	No
Discrete graphics card model	Not available	Not available
On-board graphics card model	Intel® HD Graphics 620	Intel® HD Graphics 620
Maximum on-board graphics card memory	32 GB	32 GB
On-board graphics card base frequency	300 MHz	300 MHz
On-board graphics card dynamic frequency (max)Differs	1000 MHz	1150 MHz
On-board graphics card DirectX version	12.0	12.0
On-board graphics card OpenGL version	4.4	4.4
On-board graphics card ID	0x5916	0x5916
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
Audioidentical
Audio chip	Realtek ALC255	Realtek ALC255
Built-in microphone	Yes	Yes
Audio systemKnown for one	Unknown — not stated by the source	MaxxAudio
Number of built-in speakersKnown for one	Unknown — not stated by the source	2
Cameraidentical
Front camera	Yes	Yes
Network1 differ
Wi-Fi	Yes	Yes
Top Wi-Fi standardKnown for one	Wi-Fi 5 (802.11ac)	Unknown — not stated by the source
Wi-Fi standardsDiffers	Wi-Fi 5 (802.11ac)	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Bluetooth	Yes	Yes
Bluetooth version	4.1	4.1
Ports & interfaces3 differ
USB 2.0 ports quantity	0	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	3	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers	0	1
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one	0	Unknown — not stated by the source
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one	0	Unknown — not stated by the source
Micro-USB 2.0 ports quantityKnown for one	0	Unknown — not stated by the source
Micro-USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	Unknown — not stated by the source
eSATA/USB 2.0 ports quantityKnown for one	0	Unknown — not stated by the source
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantityKnown for one	0	Unknown — not stated by the source
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
HDMI ports quantityDiffers	0	1
DisplayPorts quantity	1	1
DVI port	No	No
VGA (D-Sub) ports quantity	1	1
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Thunderbolt ports quantity	0	0
Thunderbolt 2 ports quantityKnown for one	0	Unknown — not stated by the source
Thunderbolt 3 ports quantityKnown for one	0	Unknown — not stated by the source
Headphone outputsKnown for one	1	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
Docking connector	Yes	Yes
USB Sleep-and-Charge	Yes	Yes
USB Sleep-and-Charge ports	1	1
Combo headphone/mic portKnown for one	Unknown — not stated by the source	Yes
Keyboard1 differ
Pointing device	Touchpad	Touchpad
Numeric keypad	Yes	Yes
Spill-resistant keyboard	Yes	Yes
Full-size keyboard	Yes	Yes
Keyboard number of keysDiffers	104	106
Windows keys	Yes	Yes
Number of touchpad buttonsKnown for one	2	Unknown — not stated by the source
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Softwareidentical
Operating system installed	Windows 10 Pro	Windows 10 Pro
Operating system architecture	64-bit	64-bit
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Trial softwareKnown for one	Unknown — not stated by the source	McAfee Multi Access Security
Bundled softwareKnown for one	Unknown — not stated by the source	Waves MaxxAudio, Fujitsu Plugfree Network, Fujitsu Anytime USB Charge Utility, Fujitsu Battery Utility,a Fujitsu Function Manager, Fujitsu DeskUpdate
Processor special features9 differ
Intel® Wireless Display (Intel® WiDi)Known for one	Yes	Unknown — not stated by the source
CPU configuration (max)	1	1
Embedded options available	Yes	Yes
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Graphics & IMC lithography	14 nm	14 nm
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	Yes	Yes
Intel Enhanced Halt State	Yes	Yes
Intel Flex Memory Access	Yes	Yes
Intel Identity Protection Technology version	1.00	1.00
Intel Secure Key Technology version	1.00	1.00
Intel Smart Response Technology version	1.00	1.00
Intel Software Guard Extensions (Intel SGX)	Yes	Yes
Intel Stable Image Platform Program (SIPP)Differs	No	Yes
Intel Stable Image Platform Program (SIPP) versionDiffers	0.00	1.00
Intel TSX-NIDiffers	No	Yes
Intel TSX-NI versionDiffers	0.00	1.00
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)	Yes	Yes
Intel® Clear Video HD Technology (Intel® CVT HD)	Yes	Yes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	Yes	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	Yes
Intel® Identity Protection Technology (Intel® IPT)	Yes	Yes
Intel® InTru™ 3D TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel® Insider™Known for one	Yes	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)	Yes	Yes
Intel® OS Guard	Yes	Yes
Intel® Quick Sync Video Technology	Yes	Yes
Intel® Secure Key	Yes	Yes
Intel® Small Business Advantage (Intel® SBA)Known for one	Yes	Unknown — not stated by the source
Intel® Smart Response Technology	Yes	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	95442	97466
Processor codeDiffers	SR2ZW	SR33Z
Processor package size	42 x 24 mm	42 x 24 mm
Supported instruction setsDiffers	AVX 2.0, SSE4.2	AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring Technologies	Yes	Yes
Conflict-Free processor	Yes	Yes
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Battery3 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Lithium Polymer (LiPo)
Number of battery cellsDiffers	6	4
Battery life (max)Differs	12 h	10 h
Battery capacityKnown for one	Unknown — not stated by the source	50 Wh
Poweridentical
AC adapter frequency	50 - 60 Hz	50 - 60 Hz
AC adapter input voltage	100 - 240 V	100 - 240 V
AC adapter output voltage	19 V	19 V
DC-in jack	Yes	Yes
Security1 differ
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Fingerprint readerKnown for one	Yes	Unknown — not stated by the source
Trusted Platform Module (TPM)	Yes	Yes
Password protection	Yes	Yes
Password protection typeDiffers	BIOS, HDD, Supervisor, User	BIOS, SSD, Supervisor, User
Palm vein scannerKnown for one	Unknown — not stated by the source	Yes
Operational conditionsidentical
Operating temperature (T-T)	5 - 35 °C	5 - 35 °C
Operating relative humidity (H-H)	20 - 80%	20 - 80%
Certificates1 differ
Compliance certificates	RoHS	RoHS
CertificationDiffers	GS, CE, CB, FCC, WEEE, Microsoft Operating Systems (HCT / HCL entry / WHQL)	GS, CE, CB, WEEE, HCT/HCL entry/WHQL
Sustainability1 differ
Sustainability certificatesDiffers	ENERGY STAR	EPEAT Gold, ENERGY STAR
Weight & dimensions3 differ
WeightDiffers	2.2 kg	1.72 kg
WidthDiffers	374 mm	378 mm
DepthDiffers	250 mm	256 mm
Height (front)Known for one	2.42 cm	Unknown — not stated by the source
Height (rear)Known for one	3.14 cm	Unknown — not stated by the source
HeightKnown for one	Unknown — not stated by the source	19.2 mm
Packaging contentidentical
AC adapter included	Yes	Yes
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Warranty card	Yes	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Power cord includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Intel segment taggingKnown for one	Home office, Small Business	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

More laptop comparisons

All laptop comparisons