Detailed comparison and review of Alienware x17 R1 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 x17 R1 based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
high-quality 4k display
advanced cooling system
rgb keyboard lighting
sturdy build quality
heavy and bulky
expensive price tag
short battery life
limited port selection
| DESIGN AND DIMENSIONS | Alienware x17 R1 | Acer Predator Helios 500 (PH517-51) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 39.92 cm x 29.94 cm x 2.14 cm | 42.8 cm x 29.8 cm x 3.87 cm |
| Weight | 3.2 kg | 4 kg |
| Case Material | - | Polycarbonate, ABS plastic |
| Colour | Lunar light | Obsidian black |
| DISPLAY | Alienware x17 R1 | Acer Predator Helios 500 (PH517-51) |
|---|
| Screen Size (Type) | 17.3" | 17.3" - IPS |
|---|---|---|
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Pixel Density (ppi) | 127 | - |
| V-Sync Rate at Max Res. | 360 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, NVIDIA G-SYNC compatible, Wide Viewing Angle, 3 ms response rate, ±85° horizontal viewing angle, ±85° vertical viewing angle, 0.2 mm pixel pitch | Anti-glare, ComfyView, Slim Design, Mercury free, Wide Viewing Angle, 9 ms response rate |
| PROCESSOR | Alienware x17 R1 | Acer Predator Helios 500 (PH517-51) |
|---|
| CPU | Intel Core i7 (11th Gen) 11800H / 2.3 GHz | Intel Core i9 (8th Gen) 8950HK / 2.9 GHz |
|---|---|---|
| Max Turbo Speed | 4.6 GHz | 4.8 GHz |
| Number of Cores | 8-core | 6-core |
| Cache | 24 MB | 12 MB |
| 64-bit Computing | - | Yes |
| Chipset | Intel HM570 | Mobile Intel HM370 |
| Features | Intel Smart Cache, Intel Deep Learning Boost (DL Boost) | Intel Turbo Boost Technology 2.0 |
| MEMORY | Alienware x17 R1 | Acer Predator Helios 500 (PH517-51) |
|---|
| RAM | 16 GB (2 x 8 GB) | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 3200 MHz | 2666 MHz |
| Rated Speed | 3200 MHz | 2666 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 4 |
| Empty Slots | 0 | 2 |
| STORAGE | Alienware x17 R1 | Acer Predator Helios 500 (PH517-51) |
|---|
| Main Storage Size (HDD/SSD) | 1 TB SSD M.2 2280 PCIe - NVM Express (NVMe) | 128 GB SSD - Kingston |
|---|---|---|
| Secondary Storage | - | 2 TB HDD SATA 6Gb/s / 5400 rpm - HGST |
| AUDIO & VIDEO | Alienware x17 R1 | Acer Predator Helios 500 (PH517-51) |
|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 3070 | NVIDIA GeForce GTX 1070 |
|---|---|---|
| Video Memory | 8 GB GDDR6 SDRAM | 8 GB GDDR5 SDRAM |
| Video System Features | - | NVIDIA G-SYNC |
| Camera | Yes - 1280 x 720 (standard), 640 x 360 (infrared) | Yes - 1280 x 720 |
| Resolution | 0.92 Megapixel (standard), 0.23 Megapixel (infrared) | - |
| Camera Features | IR camera, Windows Hello, RGB camera, 75.8 degrees | 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 | Two subwoofers, two tweeters, dual array microphone | Stereo speakers, subwoofer, two microphones |
| Codec | Realtek ALC3281 | - |
| Compliant Standards | High Definition Audio | Wave MAXX |
| Audio Features | - | MaxxAudio, Acer TrueHarmony technology |
| COMMUNICATIONS | Alienware x17 R1 | 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 6E AX1675 | Killer Wireless-AC 1550 - M.2 Card |
| Network Interface | 2.5 Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Killer Ethernet E3100G | Killer Ethernet E2500 |
| Features | - | Wake-on-LAN (WOL) |
| BATTERY | Alienware x17 R1 | Acer Predator Helios 500 (PH517-51) |
|---|
| Technology | 6-cell Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 87 Wh | 74 Wh |
| Battery Life | Up to 4 hours | Up to 3.5 hours |
| AC ADAPTER | Alienware x17 R1 | Acer Predator Helios 500 (PH517-51) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 19.5 V | 330 Watt, 19.5 V |
| INPUT | Alienware x17 R1 | 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, per-key RGB | Multi-gesture touch pad, FineTip keyboard, precision touchpad, Acer PredatorSense, Backlit touchpad |
| CONNECTIONS & EXPANSIONS | Alienware x17 R1 | Acer Predator Helios 500 (PH517-51) |
|---|
| Interfaces | LAN 2 x USB 3.2 Gen 1 (PowerShare) USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery) Headphone/microphone combo jack HDMI Mini DisplayPort 1.4 |
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 |
|---|---|---|
| Memory Card Reader | Yes (microSD, microSDHC, microSDXC) | - |
| SOFTWARE | Alienware x17 R1 | Acer Predator Helios 500 (PH517-51) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 10 Home Single Language 64-bit Edition |
|---|---|---|
| Software Included | Microsoft Office 2013 (Trial), McAfee LiveSafe (30 days trial) | - |
| MISCELLANEOUS | Alienware x17 R1 | 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 | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 90% (non-condensing) | - |
| Manufacturer Warranty | Limited warranty - 15 months | - |
| Model Number | - | 990F |
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