Product comparison · 2 laptops

HP 400 G4 vs Lenovo P51 + P24q

144specifications compared
49differ
95identical
59known for one product only

Key differences

Product type
- 400 G4:Laptop
- P51 + P24q:Mobile workstation
Product colour
- 400 G4:Silver
- P51 + P24q:Black
Display diagonal
- 400 G4:35.6 cm (14")
- P51 + P24q:39.6 cm (15.6")
Display resolution
- 400 G4:1366 x 768 pixels
- P51 + P24q:1920 x 1280 pixels
HD type
- 400 G4:HD
- P51 + P24q:Full HD
Processor family
- 400 G4:Intel® Core™ i5
- P51 + P24q:Intel® Core™ i7
Processor generation
- 400 G4:7th gen Intel® Core™ i5
- P51 + P24q:7th gen Intel® Core™ i7
Processor model
- 400 G4:i5-7200U
- P51 + P24q:i7-7700HQ

Side by side

Differences highlightedShow differences only

Comparison of 400 G4, P51 + P24q
203 specifications	A HP 400 G4 View product	B Lenovo P51 + P24q View product
Design2 differ
Product typeDiffers	Laptop	Mobile workstation
Product colourDiffers	Silver	Black
Housing materialKnown for one	Unknown — not stated by the source	Aluminium, Glass-reinforced plastic (GRP), Magnesium
Market positioningKnown for one	Unknown — not stated by the source	High performance
Country of originKnown for one	China	Unknown — not stated by the source
Display3 differ
Display diagonalDiffers	35.6 cm (14")	39.6 cm (15.6")
Display resolutionDiffers	1366 x 768 pixels	1920 x 1280 pixels
HD typeDiffers	HD	Full HD
Panel typeKnown for one	Unknown — not stated by the source	IPS
Screen shapeKnown for one	Unknown — not stated by the source	Flat
Display brightnessKnown for one	Unknown — not stated by the source	250 cd/m²
Contrast ratio (typical)Known for one	Unknown — not stated by the source	700:1
Processor14 differ
Processor familyDiffers	Intel® Core™ i5	Intel® Core™ i7
Processor generationDiffers	7th gen Intel® Core™ i5	7th gen Intel® Core™ i7
Processor modelDiffers	i5-7200U	i7-7700HQ
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor boost frequencyDiffers	3.1 GHz	3.8 GHz
Processor frequencyDiffers	2.5 GHz	2.8 GHz
System bus rateDiffers	4 GT/s	8 GT/s
Processor cacheDiffers	3 MB	6 MB
Processor seriesKnown for one	Unknown — not stated by the source	Intel Core i7-7700 Mobile Series
Bus typeDiffers	OPI	DMI3
Thermal Design Power (TDP)Differs	15 W	45 W
Configurable TDP-downDiffers	7.5 W	35 W
Maximum number of PCI Express lanesDiffers	12	16
PCI Express configurationsDiffers	1x2+2x1, 1x4, 2x2, 4x1	1x16, 1x8, 2x4, 2x8
Processor socketKnown for one	BGA 1356	Unknown — not stated by the source
SteppingKnown for one	H0	Unknown — not stated by the source
Configurable TDP-up frequencyKnown for one	2.7 GHz	Unknown — not stated by the source
Configurable TDP-upKnown for one	25 W	Unknown — not stated by the source
Configurable TDP-down frequencyKnown for one	0.8 GHz	Unknown — not stated by the source
Memory4 differ
Internal memoryDiffers	16 GB	8 GB
Memory clock speedDiffers	2133 MHz	2400 MHz
Memory layout (slots x size)Differs	2 x 8 GB	1 x 8 GB
Memory slotsDiffers	2x SO-DIMM	4x SO-DIMM
Maximum internal memoryKnown for one	Unknown — not stated by the source	64 GB
Maximum internal memory (64-bit)Known for one	Unknown — not stated by the source	64 GB
Storage1 differ
SSD interfaceKnown for one	Unknown — not stated by the source	PCI Express
SSD form factorKnown for one	Unknown — not stated by the source	M.2
Compatible memory cardsDiffers	SD, SDHC, SDXC	MMC, SD, SDHC, SDXC
Total SSDs capacityKnown for one	256 GB	Unknown — not stated by the source
Graphics7 differ
Discrete graphics cardDiffers	No	Yes
Discrete graphics card modelDiffers	Not available	NVIDIA® Quadro® M1200M
Discrete graphics card memoryKnown for one	Unknown — not stated by the source	4 GB
On-board graphics card modelDiffers	Intel® HD Graphics 620	Intel® HD Graphics 630
Maximum on-board graphics card memoryDiffers	32 GB	64 GB
On-board graphics card base frequencyDiffers	300 MHz	350 MHz
On-board graphics card dynamic frequency (max)Differs	1000 MHz	1100 MHz
On-board graphics card IDDiffers	0x5916	0x591B
Number of discrete graphics cards installedKnown for one	Unknown — not stated by the source	1
Number of discrete graphics cards supportedKnown for one	Unknown — not stated by the source	1
Maximum resolutionKnown for one	Unknown — not stated by the source	4096 x 2160 pixels
Audioidentical
Audio chipKnown for one	Unknown — not stated by the source	Realtek ALC3268
Speaker powerKnown for one	Unknown — not stated by the source	2 W
Cameraidentical
Front camera resolutionKnown for one	Unknown — not stated by the source	1280 x 720 pixels
Networkidentical
Wi-FiKnown for one	Unknown — not stated by the source	Yes
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
BluetoothKnown for one	Unknown — not stated by the source	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	4.1
Near Field Communication (NFC)Known for one	No	Unknown — not stated by the source
WWANKnown for one	Not installed	Unknown — not stated by the source
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	1	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	1	4
HDMI versionKnown for one	Unknown — not stated by the source	1.4b
Mini DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
VGA (D-Sub) ports quantityDiffers	1	0
Docking connectorDiffers	No	Yes
ExpressCard slotDiffers	No	Yes
SmartCard slotDiffers	No	Yes
USB Sleep-and-ChargeKnown for one	Unknown — not stated by the source	Yes
USB Sleep-and-Charge portsKnown for one	Unknown — not stated by the source	1
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Thunderbolt 2 ports quantityKnown for one	0	Unknown — not stated by the source
S/PDIF out portKnown for one	No	Unknown — not stated by the source
CardBus PCMCIA slots quantityKnown for one	0	Unknown — not stated by the source
CardBus PCMCIA slot typeKnown for one	No	Unknown — not stated by the source
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® CM238
Keyboard2 differ
Pointing deviceDiffers	Clickpad	ThinkPad UltraNav
Keyboard backlitKnown for one	Unknown — not stated by the source	Yes
Numeric keypadDiffers	No	Yes
Processor special features2 differ
Intel Small Business Advantage (SBA) versionKnown for one	Unknown — not stated by the source	1.00
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Processor ARK IDDiffers	95443	97185
Processor package sizeDiffers	42 x 24 mm	42 x 28 mm
Intel® Insider™Known for one	Yes	Unknown — not stated by the source
Intel® Small Business Advantage (Intel® SBA)Known for one	Yes	Unknown — not stated by the source
Processor codeKnown for one	SR2ZU	Unknown — not stated by the source
Battery4 differ
Battery technologyDiffers	Lithium-Ion (Li-Ion)	Lithium Polymer (LiPo)
Number of battery cellsDiffers	3	6
Battery capacityDiffers	48 Wh	90 Wh
Battery life (max)Differs	15.5 h	6.1 h
Power1 differ
AC adapter powerDiffers	45 W	170 W
AC adapter frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Securityidentical
Fingerprint readerKnown for one	Unknown — not stated by the source	Yes
Password protectionKnown for one	Unknown — not stated by the source	Yes
Password protection typeKnown for one	Unknown — not stated by the source	HDD, Power on, Supervisor
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
CertificationKnown for one	Unknown — not stated by the source	MIL-STD-810G
Weight & dimensions3 differ
WeightDiffers	1.64 kg	2.67 kg
WidthDiffers	343.2 mm	377.4 mm
DepthDiffers	239 mm	252.3 mm
Height (front)Known for one	Unknown — not stated by the source	2.45 cm
Height (rear)Known for one	Unknown — not stated by the source	2.94 cm
HeightKnown for one	20.3 mm	Unknown — not stated by the source
Other featuresidentical
3DKnown for one	No	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.

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