In depth comparison and review of MSI GP66 11UH (251UK Leopard) and Acer Predator Helios 300 SpatialLabs Edition (PH315). 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 MSI GP66 11UH (251UK Leopard) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high refresh rate display
robust build quality
excellent cooling system
good audio quality
heavy and bulky
short battery life
noisy under load
expensive price point
Advantages and disadvantages of Acer Predator Helios 300 SpatialLabs Edition (PH315) based on its technical characteristics, features, user experience, expert reviews and price level.
innovative 3D display
powerful gaming performance
high refresh rate
ample connectivity options
attractive design
high price point
average battery life
heavy build
limited upgradability
| DESIGN AND DIMENSIONS | MSI GP66 11UH (251UK Leopard) | Acer Predator Helios 300 SpatialLabs Edition (PH315) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.8 cm x 26.7 cm x 2.34 cm | 35.94 cm x 27.64 cm x 2.755 cm |
| Weight | 2.38 kg | 3 kg |
| Case Material | - | Anodised aluminium |
| Colour | - | Abyssal black |
| DISPLAY | MSI GP66 11UH (251UK Leopard) | Acer Predator Helios 300 SpatialLabs Edition (PH315) |
|---|
| Screen Size (Type) | 15.6" | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 3840 x 2160 (Ultra HD 4K) |
| V-Sync Rate at Max Res. | 240 Hz | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | - | 380 cd/m² |
| Colour Gamut | 100% sRGB | 100% Adobe RGB |
| Features | MSI Matrix Display | Glare, CineCrystal, 3D Effect Game, 30 ms response rate, 1920 x 2160 resolution in 3D mode |
| PROCESSOR | MSI GP66 11UH (251UK Leopard) | Acer Predator Helios 300 SpatialLabs Edition (PH315) |
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| CPU | Intel Core i7 (11th Gen) 11800H / 2.3 GHz | Intel Core i9 (12th Gen) 12900H / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 4.6 GHz | 5 GHz |
| Number of Cores | 8-core | 14-core |
| Cache | 24 MB | 24 MB |
| Chipset | Intel HM570 | - |
| Features | Hyper-Threading Technology, Intel Smart Cache, Intel Speed Shift Technology, Intel Deep Learning Boost (DL Boost) | Intel Smart Cache, Intel Turbo Boost Max Technology 3.0 |
| MEMORY | MSI GP66 11UH (251UK Leopard) | Acer Predator Helios 300 SpatialLabs Edition (PH315) |
|---|
| RAM | 32 GB (2 x 16 GB) | 32 GB (2 x 16 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 32 GB |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM |
| Speed | 3200 MHz | 4800 MHz |
| Rated Speed | 3200 MHz | 4800 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 0 | 0 |
| STORAGE | MSI GP66 11UH (251UK Leopard) | Acer Predator Helios 300 SpatialLabs Edition (PH315) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) | 1.024 TB SSD M.2 2280 PCIe - Micron |
|---|
| AUDIO & VIDEO | MSI GP66 11UH (251UK Leopard) | Acer Predator Helios 300 SpatialLabs Edition (PH315) |
|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3080 | NVIDIA GeForce RTX 3080 |
|---|---|---|
| Video Memory | 8 GB GDDR6 SDRAM | 8 GB GDDR6 SDRAM |
| Video System Features | NVIDIA Resizable BAR, Dynamic Boost 2.0 | - |
| Gaming | - | Yes |
| Camera | Yes - 720p | Yes - HD |
| Camera Features | - | Temporal Noise Reduction |
| Video Resolutions | - | 1280 x 720 |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, microphone | Speakers, 2 microphones |
| Compliant Standards | - | DTS:X Ultra |
| Audio Features | Nahimic 3 sound technology | - |
| COMMUNICATIONS | MSI GP66 11UH (251UK Leopard) | Acer Predator Helios 300 SpatialLabs Edition (PH315) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Killer Wi-Fi 6E AX1675 | Killer Wi-Fi 6E AX1675i - M.2 2230 (CNVi) |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Killer Ethernet E2600 |
| Features | Dual stream (2x2) | Dual stream (2x2) |
| BATTERY | MSI GP66 11UH (251UK Leopard) | Acer Predator Helios 300 SpatialLabs Edition (PH315) |
|---|
| Technology | 4-cell lithium polymer | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 65 Wh | 90 Wh |
| Battery Life | - | Up to 6 hours |
| AC ADAPTER | MSI GP66 11UH (251UK Leopard) | Acer Predator Helios 300 SpatialLabs Edition (PH315) |
|---|
| Output | - | 280 Watt, 19.5 V, 14.36 A |
|---|
| INPUT | MSI GP66 11UH (251UK Leopard) | Acer Predator Helios 300 SpatialLabs Edition (PH315) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes (RGB) | Yes (RGB) |
| Features | SteelSeries Engine 3, per-key RGB | Multi-gesture touch pad, Acer PredatorSense, per-key RGB |
| CONNECTIONS & EXPANSIONS | MSI GP66 11UH (251UK Leopard) | Acer Predator Helios 300 SpatialLabs Edition (PH315) |
|---|
| Interfaces | LAN HDMI Mini DisplayPort Headphone/microphone combo jack 3 x USB 3.2 Gen 1 |
HDMI Mini DisplayPort 1.4 USB-C 3.2 Gen 2 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 2 (with power off charging) USB 3.2 Gen 2 USB 3.2 Gen 1 LAN (RJ-45) Headphone/microphone combo jack |
|---|
| SOFTWARE | MSI GP66 11UH (251UK Leopard) | Acer Predator Helios 300 SpatialLabs Edition (PH315) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 11 Home |
|---|---|---|
| Software Included | SteelSeries Engine 3, MSI APP Player | SpatialLabs TrueGame |
| MISCELLANEOUS | MSI GP66 11UH (251UK Leopard) | Acer Predator Helios 300 SpatialLabs Edition (PH315) |
|---|
| Included Accessories | Power adapter | Power adapter, 4-cell Li-Ion 90Wh battery |
|---|---|---|
| Security | - | Firmware Trusted Platform Module (TPM) solution |
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | SteelSeries gaming keyboard, Cooler Boost 5 technology | Administrator password, system password, Acer CoolBoost technology, 5th Gen AeroBlade 3D fan technology |
| Compliant Standards | - | HDCP |
| SAR Value | - | 1.12 W/kg (body), 1.12 W/kg (limb), 1.12 W/kg (head) |
| Manufacturer Warranty | Limited warranty - 1 year | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | - | 55s |
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