The Best 18” Gaming Laptop – Lenovo Legion 9i (2025) Review

Jarrod’sTech

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Lenovo’s Legion 9i is the best 18” gaming laptop I’ve ever tested – but you can’t have the good without the bad, there are some big compromises you need to know about.

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Lenovo Legion 9i (2025) Review Timestamps:
0:00 The Best 18” Gaming Laptop I’ve Used
0:24 Strong Build Quality & Unique Design
1:56 Size & Weight
2:21 Weight Compared to Other Laptops
2:50 Laptop Specs
3:22 Keyboard & RGB Lighting
4:09 Typing Test
4:18 Touchpad
4:24 Speakers Test & Latencymon
4:56 Ports – Great, But…
5:28 Display Output Connections
5:46 Getting Inside
5:58 Internal Layout
6:13 Upgrade Options are Crazy!
6:41 Important RAM Limits
7:07 SSD, SD Card & Wi-Fi Speed
7:33 Upgrade Options vs Other Laptops
7:42 Battery Size & Power Saving Features
8:22 Battery Life Surprised Me!
8:41 Battery Drain During Sleep
9:06 Cooling Design
9:31 Performance Modes in Software
10:18 Thermal Testing – Temperatures
11:09 Thermal Testing – Power Limits
11:50 Thermal Testing – Clock Speeds
12:02 Game FPS in Different Performance Modes
12:51 CPU Performance (All Modes & Type-C)
13:13 Cinebench vs Other Laptops (Charger Connected)
13:40 Cinebench vs Other Laptops (Battery Power)
13:59 Does it Feel Hot – Keyboard Temperatures
14:55 Keyboard Hot Spot vs Other Laptops
15:05 Is it Loud – Fan Noise
16:01 Fan Noise vs Other Laptops – Louder This Year?
16:14 Screen Has 2 Options
16:52 Screen Colors & Contrast
17:19 Screen Brightness & Backlight Bleed
17:52 Screen Response Time
18:25 440Hz 1920 x 1200 Mode for Esports Games
18:55 Response Time Compared to Other Laptops
19:27 Total System Latency – New Record!
19:49 MUX Switch, Advanced Optimus & G-Sync Status
20:17 3D Screen Testing – Useful or Gimmick?
21:43 Camera & Microphone Test
21:58 3x Game Comparisons
22:05 Game 1: Cyberpunk 2077 (1080p, 1440p & 4K)
22:45 Game 2: Alan Wake 2 (1080p, 1440p & 4K)
23:13 Game 3: Black Myth: Wukong (1080p, 1440p & 4K)
23:38 Ray Tracing & DLSS Game Results
24:11 3DMark & Content Creation
24:35 BIOS – Lots of Customization
24:49 Linux Support
25:00 Pricing & Laptop Deals
25:54 Is Legion 9 Worth Buying? Good & Bad Summary
27:18 The Bottom Line – Who the Legion 9 is for
27:46 A Smaller & Cheaper Option
27:23 The Only Other 18” Laptop I’d Consider