In depth comparison and review of Lenovo Legion Y740-17IRHg (81UJ) and Acer Predator Helios 3D 15 SpatialLabs Edition (PH3D15). 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 Y740-17IRHg (81UJ) based on its technical characteristics, features, user experience, expert reviews and price level.
powerful gaming performance
vivid display colors
premium build quality
effective cooling system
customizable rgb lighting
heavy and bulky
short battery life
limited port selection
high price point
Advantages and disadvantages of Acer Predator Helios 3D 15 SpatialLabs Edition (PH3D15) based on its technical characteristics, features, user experience, expert reviews and price level.
innovative 3d display
powerful gaming performance
high-quality build
advanced thermal management
immersive audio experience
heavier than competitors
short battery life
premium price tag
limited port selection
| DESIGN AND DIMENSIONS | Lenovo Legion Y740-17IRHg (81UJ) | Acer Predator Helios 3D 15 SpatialLabs Edition (PH3D15) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 41.2 cm x 30.5 cm x 2.545 cm | 35.94 cm x 27.871 cm x 2.755 cm |
| Weight | 2.9 kg | 3 kg |
| Case Material | Aluminum | Anodised aluminium |
| Colour | Iron grey | Abyssal black |
| DISPLAY | Lenovo Legion Y740-17IRHg (81UJ) | Acer Predator Helios 3D 15 SpatialLabs Edition (PH3D15) |
|---|
| Screen Size (Type) | 17.3" - IPS | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 2160 (Ultra HD 4K) |
| V-Sync Rate at Max Res. | 144 Hz | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | - |
| Image Brightness | 300 cd/m² | 380 cd/m² |
| Colour Gamut | 72% | 100% Adobe RGB |
| Features | Anti-glare, NVIDIA G-SYNC compatible, Dolby Vision | Glare, CineCrystal, Acer BluelightShield technology, Eye Tracking Sensor, 30 ms response rate, Narrow Border Display, 1920 x 2160 resolution in 3D mode |
| PROCESSOR | Lenovo Legion Y740-17IRHg (81UJ) | Acer Predator Helios 3D 15 SpatialLabs Edition (PH3D15) |
|---|
| CPU | Intel Core i7 (9th Gen) 9750H / 2.6 GHz | Intel Core i9 (13th Gen) 13900HX / 2.2 GHz |
|---|---|---|
| Max Turbo Speed | 4.5 GHz | 5.4 GHz |
| Number of Cores | 6-core | 24-core |
| Cache | 12 MB | L3 - 36 MB |
| 64-bit Computing | Yes | - |
| Chipset | Mobile Intel HM370 | Intel HM770 |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo Legion Y740-17IRHg (81UJ) | Acer Predator Helios 3D 15 SpatialLabs Edition (PH3D15) |
|---|
| RAM | 32 GB (2 x 16 GB) | 32 GB (2 x 16 GB) |
|---|---|---|
| Max RAM Supported | 32 GB | 32 GB |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM |
| Speed | 2666 MHz | 5600 MHz |
| Rated Speed | 2666 MHz | 5600 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 0 | 0 |
| STORAGE | Lenovo Legion Y740-17IRHg (81UJ) | Acer Predator Helios 3D 15 SpatialLabs Edition (PH3D15) |
|---|
| Main Storage Size (HDD/SSD) | 512 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) | 1.024 TB SSD M.2 2280 PCIe 4.0 - Micron |
|---|
| AUDIO & VIDEO | Lenovo Legion Y740-17IRHg (81UJ) | Acer Predator Helios 3D 15 SpatialLabs Edition (PH3D15) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 2080 / Intel UHD Graphics 630 | NVIDIA GeForce RTX 4080 |
| Video Memory | 8 GB GDDR6 SDRAM | 12 GB GDDR6 SDRAM |
| Video System Features | Max-Q design | - |
| Gaming | Yes | Yes |
| Camera | Yes - 720p | Yes - HD |
| Resolution | 1 Megapixel | - |
| Camera Features | - | Temporal Noise Reduction |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Codec | Realtek ALC3286 | - |
| Compliant Standards | High Definition Audio, Dolby Atmos | - |
| Audio Features | - | Output: Acer TrueHarmony technology |
| VR Ready | Yes | - |
| COMMUNICATIONS | Lenovo Legion Y740-17IRHg (81UJ) | Acer Predator Helios 3D 15 SpatialLabs Edition (PH3D15) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | Killer Wireless-AC 1550i - M.2 Card | Killer Wi-Fi 6E AX1675i - M.2 2230 (CNVi) |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Killer Ethernet E2600 |
| Features | - | Dual stream (2x2) |
| BATTERY | Lenovo Legion Y740-17IRHg (81UJ) | Acer Predator Helios 3D 15 SpatialLabs Edition (PH3D15) |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Battery Capacity (Size) | 76 Wh | 90 Wh |
| Battery Life | Up to 6 hours | - |
| AC ADAPTER | Lenovo Legion Y740-17IRHg (81UJ) | Acer Predator Helios 3D 15 SpatialLabs Edition (PH3D15) |
|---|
| Input | AC 120/230 V (50/60 Hz) | - |
|---|---|---|
| Output | 230 Watt | 330 Watt, 19.5 V, 16.9 A |
| INPUT | Lenovo Legion Y740-17IRHg (81UJ) | Acer Predator Helios 3D 15 SpatialLabs Edition (PH3D15) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes (RGB) | Yes (RGB) |
| Features | Anti-ghosting, multi-touch touchpad | Multi-gesture touch pad, precision touchpad, Acer PredatorSense, per-key RGB |
| CONNECTIONS & EXPANSIONS | Lenovo Legion Y740-17IRHg (81UJ) | Acer Predator Helios 3D 15 SpatialLabs Edition (PH3D15) |
|---|
| Interfaces | USB 3.1 Gen 1 (Always On) USB 3.1 Gen 1 USB 3.1 Gen 2 USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort 1.4 Alt Mode) HDMI Mini DisplayPort LAN Headphone/microphone combo jack |
HDMI 2 x USB-C 3.2 Gen 2 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 1 USB 3.2 Gen 2 (with power off charging) USB 3.2 Gen 2 LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | - | Yes (microSD) |
| SOFTWARE | Lenovo Legion Y740-17IRHg (81UJ) | Acer Predator Helios 3D 15 SpatialLabs Edition (PH3D15) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - English | Windows 11 Home |
|---|---|---|
| Software Included | Microsoft Office (Trial) | SpatialLabs TrueGame |
| MISCELLANEOUS | Lenovo Legion Y740-17IRHg (81UJ) | Acer Predator Helios 3D 15 SpatialLabs Edition (PH3D15) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Integrated Options | RGB lighting | Eye tracking sensor |
| 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 | Administrator password, hard drive password, power-on password, Corsair iCUE | Administrator password, system password, 5th Gen AeroBlade 3D fan technology, liquid metal grease |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | - |
| SAR Value | 0.01 W/kg (body), 0.01 W/kg (limb) | 1.14 W/kg (body), 1.14 W/kg (head), 1.14 W/kg (limb) |
| Specific Absorption Rate (SAR) | 0.01 W/kg (body) 0.01 W/kg (limb) |
- |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | - | 71 |
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