Detailed comparison and review of Acer Predator Helios 500 (PH517-51) and Lenovo Legion Y740-15IRHg (Lenovo Legion Y740). 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 Lenovo Legion Y740-15IRHg (Lenovo Legion Y740) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
vivid display colors
premium build quality
effective thermal management
rgb keyboard lighting
heavyweight design
short battery life
limited port selection
high price point
| DESIGN AND DIMENSIONS | Acer Predator Helios 500 (PH517-51) | Lenovo Legion Y740-15IRHg (Lenovo Legion Y740) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 42.8 cm x 29.8 cm x 3.87 cm | 36.1 cm x 26.5 cm x 2.385 cm |
| Weight | 4 kg | 2.2 kg |
| Case Material | Polycarbonate, ABS plastic | Aluminum |
| Colour | Obsidian black | Iron grey |
| DISPLAY | Acer Predator Helios 500 (PH517-51) | Lenovo Legion Y740-15IRHg (Lenovo Legion Y740) |
|---|
| Screen Size (Type) | 17.3" - IPS | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 144 Hz | 144 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 300 cd/m² | 500 cd/m² |
| Colour Gamut | - | 72% |
| Features | Anti-glare, ComfyView, Slim Design, Mercury free, Wide Viewing Angle, 9 ms response rate | Anti-glare, NVIDIA G-SYNC compatible, HDR 400 compatible, Dolby Vision |
| PROCESSOR | Acer Predator Helios 500 (PH517-51) | Lenovo Legion Y740-15IRHg (Lenovo Legion Y740) |
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| CPU | Intel Core i9 (8th Gen) 8950HK / 2.9 GHz | Intel Core i7 (9th Gen) 9750H / 2.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.8 GHz | 4.5 GHz |
| Number of Cores | 6-core | 6-core |
| Cache | 12 MB | 12 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | Mobile Intel HM370 | Mobile Intel HM370 |
| Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | Acer Predator Helios 500 (PH517-51) | Lenovo Legion Y740-15IRHg (Lenovo Legion Y740) |
|---|
| RAM | 16 GB (2 x 8 GB) | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 32 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2666 MHz | 2666 MHz |
| Rated Speed | 2666 MHz | 2666 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 4 | 2 |
| Empty Slots | 2 | 0 |
| STORAGE | Acer Predator Helios 500 (PH517-51) | Lenovo Legion Y740-15IRHg (Lenovo Legion Y740) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD - Kingston | 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|---|---|
| Secondary Storage | 2 TB HDD SATA 6Gb/s / 5400 rpm - HGST | 1 TB HDD SATA 6Gb/s / 7200 rpm |
| AUDIO & VIDEO | Acer Predator Helios 500 (PH517-51) | Lenovo Legion Y740-15IRHg (Lenovo Legion Y740) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce GTX 1070 | NVIDIA GeForce RTX 2070 / Intel UHD Graphics 630 |
| Video Memory | 8 GB GDDR5 SDRAM | 8 GB GDDR6 SDRAM |
| Video System Features | NVIDIA G-SYNC | Max-Q design |
| Gaming | - | Yes |
| Camera | Yes - 1280 x 720 | Yes - 720p |
| Resolution | - | 1 Megapixel |
| Camera Features | 720p HD movie recording, super high dynamic range imaging (SHDR) | Privacy shutter |
| Sound | Stereo speakers, subwoofer, two microphones | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3286 |
| Compliant Standards | Wave MAXX | High Definition Audio, Dolby Atmos |
| Audio Features | MaxxAudio, Acer TrueHarmony technology | - |
| VR Ready | - | Yes |
| COMMUNICATIONS | Acer Predator Helios 500 (PH517-51) | Lenovo Legion Y740-15IRHg (Lenovo Legion Y740) |
|---|
| Wireless | 802.11a/b/g/n/ac Wave 2, Bluetooth 5.0 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Wireless Controller | Killer Wireless-AC 1550 - M.2 Card | Killer Wireless-AC 1550i - M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Killer Ethernet E2500 | - |
| Features | Wake-on-LAN (WOL) | Dual stream (2x2) |
| BATTERY | Acer Predator Helios 500 (PH517-51) | Lenovo Legion Y740-15IRHg (Lenovo Legion Y740) |
|---|
| Technology | 4-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 74 Wh | 57 Wh |
| Battery Life | Up to 3.5 hours | Up to 5 hours |
| AC ADAPTER | Acer Predator Helios 500 (PH517-51) | Lenovo Legion Y740-15IRHg (Lenovo Legion Y740) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 330 Watt, 19.5 V | 230 Watt |
| INPUT | Acer Predator Helios 500 (PH517-51) | Lenovo Legion Y740-15IRHg (Lenovo Legion Y740) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes (RGB) | Yes (RGB) |
| Features | Multi-gesture touch pad, FineTip keyboard, precision touchpad, Acer PredatorSense, Backlit touchpad | Anti-ghosting, multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Acer Predator Helios 500 (PH517-51) | Lenovo Legion Y740-15IRHg (Lenovo Legion Y740) |
|---|
| Interfaces | 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 |
USB 3.1 Gen 1 Mini DisplayPort 1.4a USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort 1.4 Alt Mode) HDMI LAN Headphone/microphone combo jack USB 3.1 Gen 1 (Always On) USB 3.1 Gen 2 |
|---|
| SOFTWARE | Acer Predator Helios 500 (PH517-51) | Lenovo Legion Y740-15IRHg (Lenovo Legion Y740) |
|---|
| Operating System (OS) | Windows 10 Home Single Language 64-bit Edition | Windows 10 Home 64-bit Edition - English |
|---|---|---|
| Software Included | - | Microsoft Office (30 days trial) |
| MISCELLANEOUS | Acer Predator Helios 500 (PH517-51) | Lenovo Legion Y740-15IRHg (Lenovo Legion Y740) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Integrated Options | - | RGB lighting |
| Security | - | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
| Security Slot Type | Kensington security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | Dual Acer AeroBlade 3D Fans, WMR compatible | Administrator password, hard drive password, power-on password, Corsair iCUE |
| Compliant Standards | ACPI 5.0 | RoHS, Energy-Related Products (ErP) Lot 3 |
| SAR Value | - | 0.01 W/kg (body), 0.01 W/kg (limb) |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
| Model Number | 990F | 15IRHg 81UH |
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