Comparison of Lenovo ThinkPad P16s Gen 3 (21KS0026US) vs ASUS ROG Strix G18 (G815)
Comparison of ASUS ROG Strix G18 (G815) vs Lenovo ThinkPad P16s Gen 3 (21KS0026US)

Lenovo ThinkPad P16s Gen 3 (21KS0026US) vs ASUS ROG Strix G18 (G815)

Comparison summary

  • For performance ASUS ROG Strix G18 has a lot better performing processor. It also features more memory.
  • For graphics performance ROG Strix G18 has a lot faster graphics card.
  • ROG Strix G18 has a higher resolution screen (Quad HD).
  • ROG Strix G18 features a bigger display. For carrying Lenovo ThinkPad P16s Gen 3 is lighter. Its also slimmer and smaller in size.
  • ROG Strix G18 has a bigger SSD.
Compare technical specifications of Lenovo ThinkPad P16s Gen 3 (21KS0026US)
Compare technical specifications of ASUS ROG Strix G18 (G815)

Lenovo ThinkPad P16s Gen 3 (21KS0026US)

ASUS ROG Strix G18 (G815)

2025 modelTrusted brand
2026 modelIPS screenHigh resolution

Compare specifications

Lenovo ThinkPad P16s Gen 3 (21KS0026US)ASUS ROG Strix G18 (G815)
Processor (CPU)?Central Processing Unit is the heart of a laptop and is responsible for executing programs.
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Intel Core Ultra 7 165HIntel Core Ultra 9 275HX
Memory (RAM)?Memory increases the general speed and multiprocessing capabilities of a laptop.
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32gb64gb
Graphics card (GPU)?Graphics Processing Unit calculates 3D graphics and is essential for gaming and heavy programs.
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RTX 500 Ada GenerationGeForce RTX 5060
Screen size
16″18″
Screen resolution
WUXGA (1920 x 1200 pixels)Quad HD (2560 x 1440 pixels)
Weight
4.01 lbs (1.82 kg)7.05 lbs (3.2 kg)
Size (length x width x height)
14.2 x 9.8 x 0.83 inches15.71 x 11.73 x 1.26 inches
(36.07 x 24.89 x 2.11 cm)(39.9 x 29.79 x 3.2 cm)
Operating system (OS)
-Windows 11 Pro
Hard drives
1000gb SSD4000gb SSD
Release date
June 19, 2025September 30, 2026
Amazon.com List Price
$3,128.41$3,069.00
Amazon.com Lowest New Price
$3,128.41$3,069.00
Buy on Amazon.comBuy on Amazon.com

Laptop Dimensions

Lenovo ThinkPad P16s Gen 3 (21KS0026US)

14.2 in
36.07 cm
9.8 in
24.89 cm
Thickness: 0.83 in (2.11 cm)

ASUS ROG Strix G18 (G815)

15.71 in
39.9 cm
11.73 in
29.79 cm
Thickness: 1.26 in (3.2 cm)

Compare Lenovo ThinkPad P16s Gen 3 / ASUS ROG Strix G18 vs other Intel laptops:

14″
Compare Lenovo ThinkPad P16s Gen 3 (21KS0026US) vs Apple MacBook Pro 14” (M5)
Apple MacBook Pro 14” (M5)
2026 modelTrusted brand24 GB RAMThinHigh resolution
$3,199.00
$2,993.00
16″
Compare Lenovo ThinkPad P16s Gen 3 (21KS0026US) vs Apple MacBook Pro 16” (M5)
Apple MacBook Pro 16” (M5)
2026 modelTrusted brand48 GB RAMThinHigh resolution
$3,599.00
$3,299.00
16″
Compare Lenovo ThinkPad P16s Gen 3 (21KS0026US) vs Apple MacBook Pro 16” (M5)
Apple MacBook Pro 16” (M5)
2026 modelTrusted brand48 GB RAMThinHigh resolution
$3,599.00
$3,299.00
14″
Compare Lenovo ThinkPad P16s Gen 3 (21KS0026US) vs Microsoft Surface Studio 2 14″ (Z1T-00001)
Microsoft Surface Studio 2 14″
Z1T-00001
Runs 60% of new games on recommendedRTX 2000 Ada Generation GPU2024 model32 GB RAM2-in-1 laptopTouchscreen
$3,499.99
14″
Compare Lenovo ThinkPad P16s Gen 3 (21KS0026US) vs Microsoft Surface Studio 2 14″ (Z1J-00001)
Microsoft Surface Studio 2 14″
Z1J-00001
Runs 60% of new games on recommended RTX 4050 GPU2024 model32 GB RAM2-in-1 laptop120hz screen
$3,499.99
Compare Lenovo ThinkPad P16s Gen 3 (21KS0026US) vs Alienware 18 Area-51 (7VT9P)
Alienware 18 Area-51
7VT9P
Runs 80% of new games on recommended RTX 5070 GPU2025 model32 GB RAMHigh resolution
$3,679.00
$3,348.66
Lenovo ThinkPad P16s Gen 3 (21KS0026US) viewed from another angle
ASUS ROG Strix G18 (G815) viewed from another angle

Lenovo ThinkPad P16s Gen 3 (21KS0026US) summary

Lenovo ThinkPad P16s Gen 3 is a laptop released in 2025. It doesn't come with the top Intel processor, though enough memory for its price. The laptop is very easy to carry at only 4.01 lbs (1.82 kg). Only WUXGA resolution is unremarkable for the 16-inch display. Your 1000gb SSD storage is good could be better.

Lenovo ThinkPad P16s Gen 3 21KS0026US 16" Mobile Workstation - WUXGA - Intel Core Ultra 7 165H - vPro Technology - 32 GB - 1 TB SSD - English Keyboard - Black

With 32 GB of memory, users can run many programs without losing execution

16" display with 1920 x 1200 resolution showcases movies, games and photos with impressive clarity

1 TB total SSD capacity for spacious storage with much faster data transfer speed than standard hard drives

NVIDIA RTX 500 Ada Generation 4 GB discrete graphic card provides excellent ability in a variety of multimedia applications and user experiences

ASIN: B0D73KPNG2

ASUS ROG Strix G18 (G815) summary

ASUS ROG Strix G18 is a fairly priced gaming laptop with Windows 11 Pro released in 2026. It has a remarkable Intel CPU plus enough RAM for its price. The laptop has the GeForce RTX 5060 graphics card which is lackluster for gaming. You can run 70% of the games published this year on recommended settings. The 4000gb SSD storage is a great amount. Quad HD resolution is decent for the 18-inch 240 Hz IPS display. It is light enough at 7.05 lbs (3.2 kg).

ASUS ROG Strix G18 G815 Gaming AI Laptop 18" 2.5k 240Hz 3ms 100% DCI-P3 Intel 24-core Ultra 9 275HX 64GB DDR5 4TB SSD GeForce RTX 5060 (Up to 572 AI Tops) RGB Backlit Thunderbolt Win11Pro ICP Acc

High-Performance Processing & Graphics: Features the Intel 24-core Ultra 9 275HX Processor (Base Clock: 2.7GHz, Boost up to 5.4GHz, 36MB SmartCache, 24 Threads) and a dedicated NVIDIA GeForce RTX 5060 8GB GPU for exceptional power and speed.

Immersive 18" Display: Equipped with a 2.5K (2560x1600) IPS 240Hz panel offering 100% DCI-P3 color coverage, 3ms response time, and an anti-glare coating.

Extensive Connectivity: Includes versatile ports: 3x USB-A 3.2, 1x Thunderbolt 4, 1x USB-C 3.2, 1x HDMI 2.1 FRL, and 1x RJ45 Ethernet for comprehensive peripheral and network support.

Advanced User Experience: Pre-installed with Windows 11 Professional, featuring a 4-zone RGB backlit keyboard, Wi-Fi 7, Smart Amp technology, Dolby Atmos, AI noisecanceling, Hi-Res Audio, and an FHD IR camera for premium communication and interaction

Ideal for Demanding Applications: Perfect for high-end gaming, professional content creation, immersive entertainment, and intensive multitasking, providing a smooth and responsive experience.

ASIN: B0HDCCHC9G

Lenovo ThinkPad P16s Gen 3
ASUS ROG Strix G18