In depth comparison and review of Lenovo Legion 7 15IMHg05 (81YU) and MSI GS66 12UGS (203UK Stealth). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of Lenovo Legion 7 15IMHg05 (81YU) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high-quality display
robust build quality
effective thermal management
ample connectivity options
heavy and bulky
short battery life
expensive price point
loud under load
Advantages and disadvantages of MSI GS66 12UGS (203UK Stealth) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high refresh rate display
sleek, durable design
advanced cooling system
good battery life
relatively expensive
heavy for portability
noisy under load
limited color accuracy
| DESIGN AND DIMENSIONS | Lenovo Legion 7 15IMHg05 (81YU) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.934 cm x 25.904 cm x 1.99 cm | 35.83 cm x 24.8 cm x 1.98 cm |
| Weight | 2.25 kg | 2.1 kg |
| Case Material | Aluminum | - |
| Colour | Slate grey | Core black |
| DISPLAY | Lenovo Legion 7 15IMHg05 (81YU) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Screen Size (Type) | 15.6" | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 2560 x 1440 (QHD) |
| V-Sync Rate at Max Res. | 144 Hz | 240 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 500 cd/m² | - |
| Colour Gamut | 100% Adobe RGB | 100% DCI-P3 |
| Features | Anti-glare, NVIDIA G-SYNC compatible, Wide Viewing Angle, DisplayHDR 400, Dolby Vision | MSI Matrix Display, IPS-level |
| PROCESSOR | Lenovo Legion 7 15IMHg05 (81YU) | MSI GS66 12UGS (203UK Stealth) |
|---|
| CPU | Intel Core i7 (10th Gen) 10875H / 2.3 GHz | Intel Core i7 (12th Gen) 12700H / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 5.1 GHz | 4.7 GHz |
| Number of Cores | 8-core | 14-core |
| Cache | 16 MB | 24 MB |
| 64-bit Computing | Yes | - |
| Chipset | Intel HM470 | - |
| Features | Integrated memory controller | Hyper-Threading Technology, Intel Smart Cache, Intel Turbo Boost Max Technology 3.0, Intel Deep Learning Boost (DL Boost) |
| MEMORY | Lenovo Legion 7 15IMHg05 (81YU) | MSI GS66 12UGS (203UK Stealth) |
|---|
| RAM | 16 GB (2 x 8 GB) | 32 GB (2 x 16 GB) |
|---|---|---|
| Max RAM Supported | 32 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM |
| Speed | 2933 MHz | 4800 MHz |
| Rated Speed | 3200 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 0 | 0 |
| STORAGE | Lenovo Legion 7 15IMHg05 (81YU) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) | 1 TB SSD M.2 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo Legion 7 15IMHg05 (81YU) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 2070 / Intel UHD Graphics | NVIDIA GeForce RTX 3070 Ti |
| Video Memory | 8 GB GDDR6 SDRAM | 8 GB GDDR6 SDRAM |
| Video System Features | Max-Q design | Max-Q design, Dynamic Boost |
| Gaming | Yes | Yes |
| Camera | Yes - 720p | Yes - 720p |
| Resolution | 1 Megapixel | - |
| Camera Features | Privacy shutter, fixed focus | IR camera |
| Frame Rate | - | 30 frames per second |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, microphone |
| Codec | Realtek ALC3306 | - |
| Compliant Standards | High Definition Audio, Dolby Atmos | - |
| Audio Features | - | Dynaudio Premium Sound Technology, Nahimic 3 sound technology |
| VR Ready | Yes | - |
| COMMUNICATIONS | Lenovo Legion 7 15IMHg05 (81YU) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Wireless | Bluetooth 5.0, 802.11a/b/g/n/ac/ax | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | M.2 Card | Killer Wi-Fi 6E AX1675 |
| Network Interface | Gigabit Ethernet | 2.5 Gigabit Ethernet |
| Ethernet Controller | - | Killer E3100G |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | Lenovo Legion 7 15IMHg05 (81YU) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Technology | Lithium Ion | 4-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 80 Wh | 99.9 Wh |
| Battery Life | Up to 8 hours | - |
| AC ADAPTER | Lenovo Legion 7 15IMHg05 (81YU) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Input | AC 120/230 V (50/60 Hz) | - |
|---|---|---|
| Output | 230 Watt | 240 Watt |
| INPUT | Lenovo Legion 7 15IMHg05 (81YU) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes (RGB) | Yes (RGB) |
| Features | Anti-ghosting, spill-resistant, multi-touch touchpad, buttonless touchpad, RGB LED backlight | Per-key RGB |
| CONNECTIONS & EXPANSIONS | Lenovo Legion 7 15IMHg05 (81YU) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Slots | - | 2 x M.2 (PCI Express 4.0) (1 free) |
|---|---|---|
| Interfaces | USB 3.1 Gen 1 (Always On) 2 x USB 3.1 Gen 2 USB-C 3.1 Gen 1 (supports DisplayPort 1.4 Alt Mode) USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort 1.4 Alt Mode) HDMI LAN Headphone/microphone combo jack |
LAN HDMI USB-C (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) 2 x USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) 2 x USB 3.2 Gen 2 Headphone/microphone combo jack |
| SOFTWARE | Lenovo Legion 7 15IMHg05 (81YU) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 11 Home Advanced |
|---|---|---|
| Software Included | Microsoft Office (30 days trial) | Norton Internet Security (60 days trial), Killer Network Manager, MSI Mystic Light, NVIDIA GeForce Experience, MSI APP Player, MSI Center, MSI Battery Master, SteelSeries GG, MSI Companion, Game Highlights, Ambient Link, Crosshair |
| MISCELLANEOUS | Lenovo Legion 7 15IMHg05 (81YU) | MSI GS66 12UGS (203UK Stealth) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Integrated Options | RGB lighting | - |
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Fingerprint reader |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | Administrator password, hard drive password, power-on password, Corsair iCUE, Rapid Charge Pro | SteelSeries gaming keyboard, Cooler Boost Trinity+ technology |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | - |
| SAR Value | 0.03 W/kg (body), 0.03 W/kg (limb) | - |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 2 years |
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