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  3. Legion 9 18 G10 RTX 5080 (2025) vs Vector 18 HX AI A2XW RTX 5090 (2025)

Lenovo Legion 9 18 G10 RTX 5080 (2025) vs MSI Vector 18 HX AI A2XW RTX 5090 (2025)

What Legion 9 18 G10 RTX 5080 (2025) does better (6) and where Vector 18 HX AI A2XW RTX 5090 (2025) wins (4) — every spec side by side.

Lenovo Legion 9 18 G10 RTX 5080 (2025)
8.9Score
6 advantages≈ $6,600
Higher score
vs
MSI Vector 18 HX AI A2XW RTX 5090 (2025)
7.8Score
4 advantages≈ $4,700
8.5Display6.4
5.9Memory & storage8.9
7.9Battery & portability3.5
9.0Features & cooling9.2
Dimensions

Size comparison

Legion 9 18 G10 RTX 5080 (2025)Vector 18 HX AI A2XW RTX 5090 (2025)
403 × 29728404 × 30832
Legion 9 18 G10 RTX 5080 (2025)Vector 18 HX AI A2XW RTX 5090 (2025)Difference
Depth297 mm308 mm−11 mm
Width403 mm404 mm−1 mm
Thickness28 mm32 mm−4 mm
Weight3.5 kg3.6 kg−0.1 kg

Drawn to the same scale from the official dimensions (front and side).

Why is Legion 9 18 G10 RTX 5080 (2025) better than Vector 18 HX AI A2XW RTX 5090 (2025)?

  1. Resolution class4K (2160p/2400p) vs QHD (1440p/1600p)
  2. Weight3.5 kg vs 3.6 kg+3%
  3. RAM (base)64 GB vs 32 GB2×
  4. SSD (base)2,000 GB vs 1,000 GB2×
  5. Thickness28 mm vs 32 mm+14%
  6. Webcam1,440p vs 1,080p+33%

Why is Vector 18 HX AI A2XW RTX 5090 (2025) better than Legion 9 18 G10 RTX 5080 (2025)?

  1. RAM (up to)64 GB vs 128 GB2×
  2. SSD (up to)2,000 GB vs 8,000 GB4×
  3. Video memory16 GB vs 24 GB+50%
  4. GPU shader cores7,680 vs 10,496+37%
Specifications

Side by side

Graphics
Graphics cardGeForce RTX 5080 LaptopGeForce RTX 5090 Laptop
GPU makerNVIDIANVIDIA
GPU power (TGP)175 W—
Video memory16 GB24 GB
Video memory typeGDDR7GDDR7
GPU shader cores7,68010,496
GPU compute (FP32)42 TFLOPS—
3DMark Steel Nomad Light26,314—
Processor
ProcessorCore Ultra 9 275HXCore Ultra 9 275HX
CPU makerIntelIntel
CPU cores2424
CPU threads24—
Max CPU clock5.4 GHz5.4 GHz
Processor optionsCore Ultra 9 275HX, Core Ultra 9 290HX Plus—
Geekbench 6 multi-core22,129—
Geekbench 6 single-core3,236—
Cinebench 2024 multi-core2,079—
Display
Screen size18″18″
Resolution3840 × 24002560 × 1600
Resolution class4K (2160p/2400p)QHD (1440p/1600p)
Refresh rate240 Hz240 Hz
Panel typeIPSIPS
Brightness540 nits—
sRGB coverage100%—
Response time3 ms—
DCI-P3 coverage89%—
Pixel density252 ppi—
Aspect ratio16:1016:10
G-Sync / FreeSyncYes—
Advanced OptimusNo—
MUX switchYes—
HDRYes—
TouchscreenNo—
Memory & storage
RAM (up to)64 GB128 GB
RAM (base)64 GB32 GB
RAM typeDDR5DDR5
RAM speed5,600 MHz—
Max. supported RAM192 GB—
RAM slots4—
Upgradable RAMYes—
SSD (up to)2,000 GB8,000 GB
SSD (base)2,000 GB1,000 GB
M.2 SSD slots4—
SSD interfacePCIe 5.0 x4—
Battery & power
Battery capacity100 Wh99 Wh
Power adapter400 W400 W
USB-C charging (Power Delivery)YesYes
USB-C charging power140 W—
Design & cooling
Weight3.5 kg3.6 kg
Thickness28 mm32 mm
Width403 mm404 mm
Depth297 mm308 mm
Body materialAluminium—
ColoursBlackBlack
Cooling fans4—
Vapor chamber coolingYes—
Liquid metal (CPU)Yes—
Fan noise (max. load)56 dB—
Ports & wireless
Thunderbolt / USB4Thunderbolt 5Thunderbolt 5
Thunderbolt or USB4YesYes
USB-C ports3—
USB-A ports3—
HDMIHDMI 2.1HDMI 2.1
HDMI 2.1YesYes
(Mini) DisplayPortNo—
Ethernet5 Gbit/s5 Gbit/s
Ethernet portYesYes
SD card readerYesYes
3.5 mm audio jackYesYes
Wi-Fi standardWi-Fi 7Wi-Fi 7
Bluetooth5.45.4
Keyboard & camera
Backlit keyboardYes—
Numeric keypadYes—
Key travel1.6 mm—
Webcam1,440p1,080p
IR camera (face login)Yes—
Fingerprint readerNo—
Audio
Speakers6 speakers2 speakers
Dolby AtmosNo—
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