Detailed comparison and review of Alienware M15 R6 and Acer Predator Helios 500 (PH517-51). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of Alienware M15 R6 based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
vivid, fast refresh display
customizable rgb lighting
advanced cooling system
robust build quality
heavy and bulky
short battery life
expensive price point
loud under load
| DESIGN AND DIMENSIONS | Alienware M15 R6 | Acer Predator Helios 500 (PH517-51) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.62 cm x 27.25 cm x 1.92 cm | 42.8 cm x 29.8 cm x 3.87 cm |
| Weight | 2.69 kg | 4 kg |
| Case Material | - | Polycarbonate, ABS plastic |
| Colour | Dark side of the moon with high endurance clear coat | Dark Side of the Moon | Obsidian black |
| DISPLAY | Alienware M15 R6 | Acer Predator Helios 500 (PH517-51) |
|---|
| Screen Size (Type) | 15.6" | 17.3" - IPS |
|---|---|---|
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Pixel Density (ppi) | 141 | - |
| V-Sync Rate at Max Res. | 165 Hz | 144 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 300 cd/m² | 300 cd/m² |
| Colour Gamut | 100% sRGB | - |
| Features | Anti-glare, Wide Viewing Angle, 3 ms response rate, ±85° horizontal viewing angle, ±85° vertical viewing angle, Dell ComfortView Plus | Anti-glare, ComfyView, Slim Design, Mercury free, Wide Viewing Angle, 9 ms response rate |
| PROCESSOR | Alienware M15 R6 | Acer Predator Helios 500 (PH517-51) |
|---|
| CPU | Intel Core i5 (11th Gen) 11400H | Intel Core i9 (8th Gen) 8950HK / 2.9 GHz |
|---|---|---|
| Max Turbo Speed | 4.5 GHz | 4.8 GHz |
| Number of Cores | 6-core | 6-core |
| Cache | 12 MB | 12 MB |
| 64-bit Computing | - | Yes |
| Chipset | - | Mobile Intel HM370 |
| Features | Intel Smart Cache, Intel Deep Learning Boost (DL Boost) | Intel Turbo Boost Technology 2.0 |
| MEMORY | Alienware M15 R6 | Acer Predator Helios 500 (PH517-51) |
|---|
| RAM | 16 GB | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 32 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2933 MHz | 2666 MHz |
| Rated Speed | 2933 MHz | 2666 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 4 |
| Empty Slots | 0 | 2 |
| STORAGE | Alienware M15 R6 | Acer Predator Helios 500 (PH517-51) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) | 128 GB SSD - Kingston |
|---|---|---|
| Secondary Storage | - | 2 TB HDD SATA 6Gb/s / 5400 rpm - HGST |
| AUDIO & VIDEO | Alienware M15 R6 | Acer Predator Helios 500 (PH517-51) |
|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3060 | NVIDIA GeForce GTX 1070 |
|---|---|---|
| Video Memory | 6 GB GDDR6 SDRAM | 8 GB GDDR5 SDRAM |
| Video System Features | - | NVIDIA G-SYNC |
| Camera | Yes - HD | Yes - 1280 x 720 |
| Resolution | 0.92 Megapixel | - |
| Camera Features | 74.9 degrees, RGB camera | 720p HD movie recording, super high dynamic range imaging (SHDR) |
| Image Sensor Type | CMOS | - |
| Video Resolutions | 1280 x 720 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Dual array microphone | Stereo speakers, subwoofer, two microphones |
| Codec | Realtek ALC3254 | - |
| Compliant Standards | High Definition Audio | Wave MAXX |
| Audio Features | Nahimic sound technology | MaxxAudio, Acer TrueHarmony technology |
| COMMUNICATIONS | Alienware M15 R6 | Acer Predator Helios 500 (PH517-51) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | 802.11a/b/g/n/ac Wave 2, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | Killer Wi-Fi 6 AX1650 | Killer Wireless-AC 1550 - M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Killer Ethernet E2500 |
| Features | - | Wake-on-LAN (WOL) |
| BATTERY | Alienware M15 R6 | Acer Predator Helios 500 (PH517-51) |
|---|
| Technology | 6-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 86 Wh | 74 Wh |
| Battery Life | - | Up to 3.5 hours |
| AC ADAPTER | Alienware M15 R6 | Acer Predator Helios 500 (PH517-51) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 240 Watt, 19.5 V, 12.31 A | 330 Watt, 19.5 V |
| INPUT | Alienware M15 R6 | Acer Predator Helios 500 (PH517-51) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes (RGB) | Yes (RGB) |
| Features | Multi-gesture touch pad, 4-zone illumination, precision touchpad | Multi-gesture touch pad, FineTip keyboard, precision touchpad, Acer PredatorSense, Backlit touchpad |
| CONNECTIONS & EXPANSIONS | Alienware M15 R6 | Acer Predator Helios 500 (PH517-51) |
|---|
| Interfaces | HDMI USB-C 3.2 Gen 2 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery) USB 3.2 Gen 1 (PowerShare) 2 x USB 3.2 Gen 1 LAN Headphone/microphone combo jack |
LAN 2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3) HDMI 3 x USB 3.0 Microphone input Headphone/microphone combo jack DisplayPort |
|---|
| SOFTWARE | Alienware M15 R6 | Acer Predator Helios 500 (PH517-51) |
|---|
| Operating System (OS) | Windows 11 Home | Windows 10 Home Single Language 64-bit Edition |
|---|---|---|
| Software Included | Microsoft Office (30 days trial, excludes office licence) | - |
| MISCELLANEOUS | Alienware M15 R6 | Acer Predator Helios 500 (PH517-51) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | - | Dual Acer AeroBlade 3D Fans, WMR compatible |
| Compliant Standards | DisplayPort 1.4 | ACPI 5.0 |
| Max Operating Temperature | 40 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 50 - 90% (non-condensing) | - |
| Model Number | - | 990F |
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