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Product comparison · 2 laptops

Alienware AC16251 Intel Core Ultra 9 275HX Laptop vs Alienware M16R2 Intel Core Ultra 9 185H Laptop

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  • 119specifications compared
  • 40differ
  • 79identical
  • 29known for one product only

Key differences

  • Product colour
    • Indigo
    • Black
  • HD type
    • WQXGA
    • Quad HD+
  • Native aspect ratio
    • 16:10
    • 16:9
  • Display brightness
    • 500 cd/m²
    • 300 cd/m²
  • Pixel density
    • 189 ppi
    • 188.7 ppi
  • RGB colour space
    • DCI-P3
    • sRGB
  • Processor model
    • 275HX
    • 185H
  • Processor cores
    • 24
    • 16

Side by side

Differences highlightedShow differences only
148 specifications
A

Alienware

AC16251 Intel Core Ultra 9 275HX Laptop

Model AC16251

View product
B

Alienware

M16R2 Intel Core Ultra 9 185H Laptop

Model M16R2

View product
Design1 differ
Product typeLaptopLaptop
Product colourDiffersIndigoBlack
Colour nameKnown for oneInterstellar Indigo
Form factorClamshellClamshell
Market positioningGamingGaming
Display5 differ
Display diagonal40.6 cm (16")40.6 cm (16")
Display resolution2560 x 1600 pixels2560 x 1600 pixels
TouchscreenNoNo
HD typeDiffersWQXGAQuad HD+
Panel typeWVAWVA
Native aspect ratioDiffers16:1016:9
Anti-glare screenYesYes
Display brightnessDiffers500 cd/m²300 cd/m²
Pixel densityDiffers189 ppi188.7 ppi
Colour gamut100%100%
Low Blue Light technologyKnown for oneYes
RGB colour spaceDiffersDCI-P3sRGB
Maximum refresh rate240 Hz240 Hz
Contrast ratio (typical)1000:11000:1
LED backlightKnown for oneYes
Processor14 differ
Processor manufacturerIntelIntel
Processor familyIntel Core Ultra 9Intel Core Ultra 9
Processor generationDiffersIntel Core Ultra (Series 2)Intel® Core™ Ultra (Series 1)
Processor modelDiffers275HX185H
Processor coresDiffers2416
Processor threadsDiffers2422
Processor boost frequencyDiffers5.4 GHz5.1 GHz
Performance coresDiffers86
Efficient coresDiffers168
Performance-core Max Turbo FrequencyDiffers5.4 GHz5.1 GHz
Efficient-core Max Turbo FrequencyDiffers4.6 GHz3.8 GHz
Performance-core base frequencyDiffers2.7 GHz2.3 GHz
Efficient-core base frequencyDiffers2.1 GHz1.8 GHz
Processor cacheDiffers36 MB24 MB
Maximum turbo powerDiffers160 W115 W
Processor base powerDiffers55 W45 W
Low Power Efficient-coresKnown for one2
Low Power Efficient-core Max Turbo FrequencyKnown for one2.5 GHz
Low Power Efficient-core Base FrequencyKnown for one1000 MHz
Processor cache typeKnown for oneSmart Cache
Neural processor unit (NPU)1 differ
Neural processor unit (NPU)Intel AI BoostIntel AI Boost
Sparsity supportYesYes
Windows Studio effects supportYesYes
AI software frameworks supported by NPUDiffersDirectML, OpenVINO, Windows ML, ONNX RT, WebNNDirectML, ONNX RT, OpenVINO, Windows ML
Total processor performance up toKnown for one36 TOPs
NPU performance up toKnown for one13 TOPs
GPU performance up toKnown for one8 TOPs
Memoryidentical
Internal memory32 GB32 GB
Internal memory typeDDR5-SDRAMDDR5-SDRAM
Memory form factorSO-DIMMSO-DIMM
Memory slots2x SO-DIMM2x SO-DIMM
Maximum internal memory64 GB64 GB
Non-ECCKnown for oneYes
Memory data transfer rateKnown for one5600 MT/s
Storage3 differ
Total storage capacityDiffers2 TB1 TB
Storage mediaSSDSSD
Total SSDs capacityDiffers2 TB1 TB
Number of SSDs installed11
SSD capacityDiffers2 TB1 TB
NVMeYesYes
SSD interfacePCI Express 4.0PCI Express 4.0
SSD form factorM.2M.2
Optical drive typeNoNo
Card reader integratedKnown for oneYes
Compatible memory cardsKnown for oneMicroSD (TransFlash), MicroSDHC, MicroSDXC
Graphics4 differ
On-board graphics cardYesYes
Discrete graphics cardYesYes
Discrete GPU manufacturerKnown for oneNVIDIA
Discrete graphics card modelDiffersNVIDIA GeForce RTX 5070NVIDIA GeForce RTX 4070
Discrete graphics card memory8 GB8 GB
Discrete graphics memory typeDiffersGDDR7GDDR6
On-board GPU manufacturerIntelIntel
On-board graphics card familyDiffersIntel® GraphicsIntel Arc Graphics
On-board graphics card modelDiffersIntel® GraphicsIntel Arc Graphics
NVIDIA G-SYNCKnown for oneYes
Audio2 differ
Audio chipDiffersRealtek ALC3204Realtek ALC3254
Audio systemKnown for oneHigh Definition Audio
Number of built-in speakers22
Speaker powerDiffers2.5 W2 W
Built-in microphoneYesYes
Number of microphones22
Cameraidentical
Front cameraYesYes
Front camera resolution (numeric)2.07 MP2.07 MP
Front camera HD typeFull HDFull HD
Front camera resolution1920 x 1080 pixels1920 x 1080 pixels
Video capturing speed30 fps30 fps
Infrared (IR) cameraYesYes
Network2 differ
Mobile network connectionNoNo
Top Wi-Fi standardWi-Fi 7 (802.11be)Wi-Fi 7 (802.11be)
Wi-Fi bandKnown for oneTri-band (2.4 GHz / 5 GHz / 6 GHz)
Wi-Fi standardsDiffers802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6E (802.11ax), Wi-Fi 7 (802.11be)Wi-Fi 7 (802.11be)
Antenna typeKnown for one2x2
WLAN controller manufacturerKnown for oneMediaTek
WLAN controller modelKnown for oneMediaTek MT7925
Ethernet LANYesYes
Ethernet LAN data ratesDiffers10,100,1000 Mbit/s2500 Mbit/s
BluetoothYesYes
Wi-Fi data rate (max)Known for one2400 Mbit/s
Ports & interfacesidentical
USB 2.0 ports quantity00
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity22
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity00
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity11
Ethernet LAN (RJ-45) ports11
HDMI ports quantity11
HDMI version2.12.1
Thunderbolt 4 ports quantity11
Intel® Thunderbolt 4YesYes
Combo headphone/mic portYesYes
USB Type-C DisplayPort Alternate ModeYesYes
PowerShareKnown for oneYes
Number of USB ports with PowerShare supportKnown for one1
Keyboard1 differ
Pointing deviceTouchpadTouchpad
Keyboard backlitYesYes
Numeric keypadDiffersYesNo
Keyboard backlit colourRGBRGB
Softwareidentical
Operating system installedWindows 11 HomeWindows 11 Home
Operating system architecture64-bit64-bit
Brand-specific featuresidentical
Brand specific technologiesKnown for oneExpress Charge Boost capable
Battery2 differ
Battery technologyLithium-Ion (Li-Ion)Lithium-Ion (Li-Ion)
Number of battery cells66
Battery capacityDiffers96 Wh90 Wh
Battery voltage11.7 V11.7 V
Battery recharge time3 h3 h
Fast chargingYesYes
Battery charge indicatorKnown for oneYes
Battery weightDiffers351 g340 g
Poweridentical
AC adapter frequency50 - 60 Hz50 - 60 Hz
AC adapter input voltage100 - 240 V100 - 240 V
AC adapter output voltage19.5 V19.5 V
DC-in jackKnown for oneYes
USB Type-C charging portYesYes
USB Type-C required charging power (max)Known for one100 W
USB Type-C required charging power (min)Known for one90 W
USB Power Delivery (USB PD)YesYes
Operational conditionsidentical
Operating temperature (T-T)0 - 35 °C0 - 35 °C
Storage temperature (T-T)-40 - 65 °C-40 - 65 °C
Operating relative humidity (H-H)10 - 90%10 - 90%
Storage relative humidity (H-H)5 - 95%5 - 95%
Operating altitude-15.2 - 3048 m-15.2 - 3048 m
Non-operating altitude-15.2 - 10668 m-15.2 - 10668 m
Operating shock140 G140 G
Operating vibration0.66 G0.66 G
Weight & dimensions5 differ
WeightDiffers2.66 kg2.6 kg
WidthDiffers357 mm363.9 mm
DepthDiffers265.4 mm249.9 mm
Height (front)Differs1.92 cm2 cm
Height (rear)Differs1.63 cm2.35 cm
Packaging contentidentical
AC adapter includedYesYes

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