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Product comparison · 2 laptops

ASUS ExpertBook B3 B3605CCA-U72EHDCP01 Intel Core Ultra 7 255H Laptop vs ASUS ExpertBook Ultra B9406CAA-U73EOHDCP01 Copilot+ PC Intel Core Ultra 7 356H Laptop

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  • 119specifications compared
  • 54differ
  • 65identical
  • 34known for one product only

Key differences

The ASUS ExpertBook Ultra B9406CAA-U73EOHDCP01 Copilot+ PC Intel Core Ultra 7 356H Laptop has 1 more introduction year than the ASUS ExpertBook B3 B3605CCA-U72EHDCP01 Intel Core Ultra 7 255H Laptop (2026 vs 2025). The ASUS ExpertBook Ultra B9406CAA-U73EOHDCP01 Copilot+ PC Intel Core Ultra 7 356H Laptop has 300 cd/m² more display brightness than the ASUS ExpertBook B3 B3605CCA-U72EHDCP01 Intel Core Ultra 7 255H Laptop (600 cd/m² vs 300 cd/m²). The ASUS ExpertBook Ultra B9406CAA-U73EOHDCP01 Copilot+ PC Intel Core Ultra 7 356H Laptop has 55% more colour gamut than the ASUS ExpertBook B3 B3605CCA-U72EHDCP01 Intel Core Ultra 7 255H Laptop (100% vs 45%). Only the ASUS ExpertBook Ultra B9406CAA-U73EOHDCP01 Copilot+ PC Intel Core Ultra 7 356H Laptop has touchscreen. Only the ASUS ExpertBook B3 B3605CCA-U72EHDCP01 Intel Core Ultra 7 255H Laptop has card reader integrated.

  • Colour name
    • Gentle Grey
    • Jet Fog
  • Display back cover material
    • Aluminium
    • Aluminum-magnesium alloy
  • Housing material
    • Plastic
    • Aluminium, Magnesium
  • Introduction year
    • 2025
    • 2026
  • Display diagonal
    • 40.6 cm (16")
    • 35.6 cm (14")
  • Display resolution
    • 1920 x 1200 pixels
    • 2880 x 1800 pixels
  • Touchscreen
    • No
    • Yes
  • HD type
    • WUXGA
    • WQXGA+

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Differences highlightedShow differences only
153 specifications
A

ASUS

ExpertBook B3 B3605CCA-U72EHDCP01 Intel Core Ultra 7 255H Laptop

Model B3605CCA-U72EHDCP01

View product
B

ASUS

ExpertBook Ultra B9406CAA-U73EOHDCP01 Copilot+ PC Intel Core Ultra 7 356H Laptop

Model B9406CAA-U73EOHDCP01

View product
Design4 differ
Colour nameDiffersGentle GreyJet Fog
Display back cover materialDiffersAluminiumAluminum-magnesium alloy
Housing materialDiffersPlasticAluminium, Magnesium
Introduction yearDiffers20252026
Display7 differ
Display diagonalDiffers40.6 cm (16")35.6 cm (14")
Display resolutionDiffers1920 x 1200 pixels2880 x 1800 pixels
TouchscreenDiffersNoYes
HD typeDiffersWUXGAWQXGA+
Panel typeKnown for oneOLED
Display glass typeKnown for oneCorning Glass
Gorilla Glass versionKnown for oneGorilla Glass Victus
Display brightnessDiffers300 cd/m²600 cd/m²
Maximum display brightness (HDR)Known for one1400 cd/m²
Colour gamutDiffers45%100%
RGB colour spaceDiffersNTSCDCI-P3
Maximum refresh rateKnown for one120 Hz
Contrast ratio (typical)Known for one1000000:1
High Dynamic Range (HDR) supportedKnown for oneYes
High Dynamic Range (HDR) technologyKnown for oneDisplayHDR True Black 1000
Processor14 differ
Processor generationDiffersIntel Core Ultra (Series 2)Intel® Core™ Ultra (Series 3)
Processor modelDiffers255H356H
Processor boost frequencyDiffers5.1 GHz4.7 GHz
Performance coresDiffers64
Low Power Efficient-coresDiffers24
Performance-core Max Turbo FrequencyDiffers5.1 GHz4.7 GHz
Efficient-core Max Turbo FrequencyDiffers4.4 GHz3.5 GHz
Low Power Efficient-core Max Turbo FrequencyDiffers2.5 GHz3.3 GHz
Performance-core base frequencyDiffers2 GHz1.9 GHz
Low Power Efficient-core Base FrequencyDiffers700 MHz1500 MHz
Processor cacheDiffers24 MB18 MB
Processor socketDiffersBGA 2049FCBGA2540
Maximum turbo powerDiffers115 W80 W
Processor base powerDiffers28 W25 W
Neural processor unit (NPU)3 differ
Copilot+ PCKnown for oneYes
AI software frameworks supported by NPUDiffersDirectML, OpenVINO, Windows ML, ONNX RT, WebNNOpenVINO, Windows ML, ONNX RT, WebNN
NPU performance up toDiffers13 TOPs50 TOPs
GPU performance up toDiffers74 TOPs40 TOPs
Total processor performance up toKnown for one96 TOPs
Memory4 differ
Internal memoryDiffers16 GB64 GB
Internal memory typeDiffersDDR5-SDRAMLPDDR5x-SDRAM
Memory form factorDiffersSO-DIMMOn-board
Memory slotsDiffers2x SO-DIMMNot available
Memory layout (slots x size)Known for one1 x 16 GB
Storage4 differ
Total storage capacityDiffers512 GB1 TB
Total SSDs capacityDiffers512 GB1 TB
SSD capacityDiffers512 GB1 TB
Card reader integratedDiffersYesNo
Compatible memory cardsKnown for oneMicroSD (TransFlash)
Graphics2 differ
On-board graphics card familyDiffersIntel Arc GraphicsIntel® Graphics
On-board graphics card modelDiffersIntel Arc 140TIntel® Graphics
Ray tracing accelerationKnown for oneYes
Audio1 differ
Audio systemDiffersDiracDolby Atmos
Number of built-in speakersKnown for one6
Cameraidentical
Front camera resolution (numeric)Known for one5 MP
Network4 differ
Top Wi-Fi standardDiffersWi-Fi 6E (802.11ax)Wi-Fi 7 (802.11be)
Wi-Fi standardsDiffersWi-Fi 6E (802.11ax)Wi-Fi 7 (802.11be)
Ethernet LANDiffersYesNo
Bluetooth versionDiffers5.46.0
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Ports & interfaces1 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers20
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one2
Thunderbolt 4 ports quantityKnown for one2
Intel® Thunderbolt 4Known for oneYes
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one2
Ethernet LAN (RJ-45) portsKnown for one1
Keyboard1 differ
Numeric keypadDiffersYesNo
Copilot keyKnown for oneYes
Softwareidentical
Microsoft CopilotKnown for oneYes
Battery2 differ
Number of battery cellsDiffers34
Battery capacityDiffers50 Wh70 Wh
Power2 differ
AC adapter powerDiffers65 W90 W
AC adapter output currentDiffers3.25 A4.5 A
Securityidentical
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Smart card readerKnown for oneYes
Password protectionKnown for oneYes
Password protection typeKnown for oneBIOS, HDD, User
Sustainability1 differ
Sustainability certificatesDiffersENERGY STAR, EPEAT Climate +, Forest Stewardship Council (FSC) Recycled, TCO10, EPEAT GoldENERGY STAR, Forest Stewardship Council (FSC) Mix, EPEAT Climate +, EPEAT Gold, TCO10
Weight & dimensions4 differ
WidthDiffers358.4 mm310.9 mm
DepthDiffers253.9 mm212.8 mm
Height (front)Differs1.05 cm1.09 cm
Height (rear)Differs1.9 cm1.64 cm
Packaging dataidentical
Package widthKnown for one390 mm
Package depthKnown for one127.8 mm
Package heightKnown for one290 mm
Package weightKnown for one4.17 kg
Packaging contentidentical
Bag includedKnown for oneYes
Interface adapters includedKnown for oneUSB male - Ethernet LAN (RJ-45) female

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