In depth comparison and review of Acer Predator Helios 500 (PH517-61) and Lenovo Legion Y740-15IRHg (81UH). 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 Y740-15IRHg (81UH) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
vivid 144Hz display
premium build quality
effective thermal management
rgb keyboard lighting
heavier than competitors
short battery life
limited storage capacity
higher price point
| DESIGN AND DIMENSIONS | Acer Predator Helios 500 (PH517-61) | Lenovo Legion Y740-15IRHg (81UH) |
|---|
| 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 | Black |
| DISPLAY | Acer Predator Helios 500 (PH517-61) | Lenovo Legion Y740-15IRHg (81UH) |
|---|
| 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, FreeSync Technology, 9 ms response rate | Anti-glare, NVIDIA G-SYNC compatible, HDR 400 compatible, Dolby Vision |
| PROCESSOR | Acer Predator Helios 500 (PH517-61) | Lenovo Legion Y740-15IRHg (81UH) |
|---|
| CPU | AMD Ryzen 7 2700 / 3.2 GHz | Intel Core i7 (9th Gen) 9750H / 2.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.1 GHz | 4.5 GHz |
| Number of Cores | 8-core | 6-core |
| Cache | L3 - 16 MB | 12 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | AMD B450 | Mobile Intel HM370 |
| Features | - | Integrated memory controller |
| MEMORY | Acer Predator Helios 500 (PH517-61) | Lenovo Legion Y740-15IRHg (81UH) |
|---|
| RAM | 16 GB (2 x 8 GB) | 32 GB (2 x 16 GB) |
|---|---|---|
| Max RAM Supported | 64 GB | 32 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | - | 2666 MHz |
| Rated Speed | - | 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 (PH517-61) | Lenovo Legion Y740-15IRHg (81UH) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2280 - Micron | 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|---|---|
| Secondary Storage | 1 TB HDD SATA / 5400 rpm - HGST | - |
| AUDIO & VIDEO | Acer Predator Helios 500 (PH517-61) | Lenovo Legion Y740-15IRHg (81UH) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | AMD Radeon RX Vega 10 | NVIDIA GeForce RTX 2080 / Intel UHD Graphics 630 |
| Video Memory | 8 GB GDDR5 SDRAM | 8 GB GDDR6 SDRAM |
| Video System Features | - | Max-Q design |
| Gaming | - | Yes |
| Camera | Yes - HD | Yes - 720p |
| Resolution | - | 1 Megapixel |
| Camera Features | - | Privacy shutter |
| Sound | Stereo speakers, subwoofer, microphone | 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 (PH517-61) | Lenovo Legion Y740-15IRHg (81UH) |
|---|
| 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 | - |
| BATTERY | Acer Predator Helios 500 (PH517-61) | Lenovo Legion Y740-15IRHg (81UH) |
|---|
| Technology | 4-cell lithium polymer | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 74 Wh | 57 Wh |
| Battery Life | - | Up to 5 hours |
| AC ADAPTER | Acer Predator Helios 500 (PH517-61) | Lenovo Legion Y740-15IRHg (81UH) |
|---|
| 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 (PH517-61) | Lenovo Legion Y740-15IRHg (81UH) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes (RGB) | Yes (RGB) |
| Features | Multi-gesture touch pad, Acer FineTip keyboard, precision touchpad, Acer PredatorSense | Anti-ghosting, multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Acer Predator Helios 500 (PH517-61) | Lenovo Legion Y740-15IRHg (81UH) |
|---|
| Interfaces | LAN HDMI DisplayPort USB 3.0 (with power off charging) 2 x USB 3.0 Audio line-out Audio line-in 2 x USB-C 3.1 Gen 2 |
USB 3.1 Gen 1 Mini DisplayPort 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 (PH517-61) | Lenovo Legion Y740-15IRHg (81UH) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 10 Pro 64-bit Edition - English |
|---|---|---|
| Software Included | - | Microsoft Office (Trial) |
| MISCELLANEOUS | Acer Predator Helios 500 (PH517-61) | Lenovo Legion Y740-15IRHg (81UH) |
|---|
| 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 | Acer CoolBoost technology, Dual Acer AeroBlade 3D Fans, WMR compatible | Administrator password, hard drive password, power-on password, Corsair iCUE |
| Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3 |
| SAR Value | - | 0.01 W/kg (body), 0.01 W/kg (limb) |
| Specific Absorption Rate (SAR) | - | 0.01 W/kg (body) 0.01 W/kg (limb) |
| Manufacturer Warranty | - | Limited warranty - 2 years - pick-up and return Limited warranty - battery - 2 years |
| Model Number | R3D7 | - |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
