Lenovo 5 Series Legion 5i Gen 10 (15 Review

The Legion 5i Gen 10 packs a 91st-percentile CPU and a gorgeous OLED screen into a 1.9kg frame. It's a gaming and entertainment beast, but that 16GB of RAM gives us pause.

CPU Intel Core Ultra 7 255HX
RAM 16 GB
Storage 1 TB
Screen 15.1" 2560x1600
GPU NVIDIA GeForce RTX 5070
OS Windows 11 Home
Weight 1.9 kg
Battery 80 Wh
Lenovo 5 Series Legion 5i Gen 10 (15 laptop
76 Overall Score

Overview

The Lenovo Legion 5i Gen 10 is a 1.9kg laptop that punches way above its weight class. It's built around Intel's 16-core 255HX CPU and an RTX 5070 GPU, a combo that lands it in the 91st and 89th percentiles for performance. That's the kind of power that usually comes in a much heavier chassis. And it's all wrapped in a 15-inch OLED screen with a 165Hz refresh rate, which itself scores in the 88th percentile for display quality. This isn't just a gaming machine; it's a proper all-rounder with scores above 87 for entertainment, gaming, and creative work.

Performance

Let's talk about what those percentiles mean in real terms. The 255HX CPU is a beast. Being in the 91st percentile means it's faster than almost everything out there for heavy multi-threaded tasks like video rendering or code compilation. Pair that with the RTX 5070, and you've got a rig that will handle modern games at that gorgeous 2560x1600 resolution without breaking a sweat. The 16GB of DDR5 RAM is the one spec that holds it back a bit, sitting at the 63rd percentile. It's enough for most games and moderate creative work, but power users might feel the pinch. The 1TB NVMe SSD is solid, landing in the 78th percentile, so load times are quick.

Performance Percentiles

CPU 93.9
GPU 87.6
RAM 70.5
Ports 84
Screen 91.4
Portability 51.7
Storage 84.7
Reliability 75.6

Pros & Cons

Pros

  • Strong cpu (91th percentile) 94th
  • Strong gpu (89th percentile) 91th
  • Strong screen (88th percentile) 88th
  • Strong port (85th percentile) 85th

Cons

Specifications

Full Specifications

Processor

CPU Intel Core Ultra 7 255HX
Cores 16
Frequency 4.5 GHz
L3 Cache 30 MB

Graphics

GPU RTX 5070
Type discrete
VRAM 8 GB
VRAM Type GDDR7

Memory & Storage

RAM 16 GB
RAM Generation DDR5
Storage 1 TB
Storage Type NVMe SSD

Display

Size 15.1"
Resolution 2560 (QHD)
Panel OLED
Refresh Rate 165 Hz
Brightness 500 nits

Connectivity

Thunderbolt USB-C® (Thunderbolt™ 4
HDMI HDMI 2.1
Wi-Fi WiFi 7
Bluetooth Bluetooth 5.4

Physical

Weight 1.9 kg / 4.2 lbs
Battery 80 Wh
OS Windows 11 Home

Value & Pricing

At around $1783, this Legion 5i presents a compelling value. You're getting near-top-tier CPU and GPU performance, plus a fantastic OLED screen, in a package that costs significantly less than many of its direct competitors with similar specs. Lenovo often prices these Legion models aggressively, and this one is no exception. You're paying for pure performance and a premium screen, not necessarily the most RAM or the longest battery life.

$1,783

vs Competition

Stacked against its rivals, the Legion 5i's value shines. The Apple MacBook Pro 14" with an M4 Max will crush it in battery life and likely in some creative apps, but you'll pay a huge premium and lose out on high-refresh gaming. The MSI Vector 16 HX or Gigabyte AORUS MASTER 16 might offer slightly more raw power or better cooling, but they'll be heavier and more expensive. The ASUS Zenbook Duo is a different beast entirely, focusing on dual-screen productivity. For the price, the Legion 5i offers the best blend of gaming prowess, a killer screen, and portability among this group.

Spec Lenovo 5 Series Legion 5i Gen 10 (15 Apple MacBook Pro Apple 14" MacBook Pro (M5, Silver) ASUS ROG Zephyrus ASUS - ROG Zephyrus G14 14" 3K OLED 120Hz Gaming Samsung Galaxy Book5 Pro Samsung - Galaxy Book5 Pro - Copilot+ PC - 14" 3K MSI Prestige MSI - Prestige 13”AI+ - Ukiyoe Edition 13.3"OLED Microsoft Surface Laptop Microsoft - Surface Laptop - 13.8" 2K Touchscreen
CPU Intel Core Ultra 7 255HX Apple M5 AMD Ryzen AI 300 Series Intel Core Ultra 7 Series 2 Intel Core Ultra 7 258V Qualcomm Snapdragon X Plus X1P-64-100
RAM (GB) 16 32 32 32 32 32
Storage (GB) 1024 4096 2000 1000 1000 1000
Screen 15.1" 2560x1600 14.2" 3024x1964 14" 2880x1800 14" 2880x1800 13.3" 2880x1800 13.8" 2304x1536
GPU NVIDIA GeForce RTX 5070 Apple (10-Core) NVIDIA GeForce RTX 5080 Intel Arc Graphics Intel Arc Graphics Qualcomm X1
OS Windows 11 Home macOS Windows 11 Home Windows 11 Home Windows 11 Home Windows 11 Home
Weight (kg) 1.9 1.5 1.6 1.2 1 1.3
Battery (Wh) 80 72 - - - -
Compare Compare Compare Compare Compare
Product CpuGpuRamPortScreenCompactStorageReliability
Lenovo 5 Series Legion 5i Gen 10 (15 93.987.670.58491.451.784.775.6
Apple MacBook Pro 14" Compare 82.920.677.490.696.973.498.694.8
ASUS ROG Zephyrus G14 14" 3K Compare 90.690.994.396.894.175.291.655.8
Samsung Galaxy Book5 Pro Galaxy Book5 Pro 14" 3K Compare 6966.686.990.693.584.972.375.6
MSI Prestige 13”AI+ Ukiyoe Edition 13.3"OLED Compare 65.766.686.998.390.695.572.355.8
Microsoft Surface Laptop 13.8" 2K Touchscreen Compare 95.14286.994.781.28772.375.6

Verdict

If you want a do-it-all laptop that prioritizes gaming and media on a stunning screen, this Legion 5i is an easy recommendation. The CPU and GPU performance numbers don't lie—this thing is fast. Just know that the 16GB of RAM is its Achilles' heel for future-proofing, and you'll want to be near an outlet. For under $1800, it's hard to find a better-performing package with an OLED display.