In depth comparison and review of ASUS ROG Zephyrus M15 (GU502LW) and Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540). 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.
| DESIGN AND DIMENSIONS | ASUS ROG Zephyrus M15 (GU502LW) | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36 cm x 25.2 cm x 1.99 cm | 35.8 cm x 24.5 cm x 1.69 cm |
| Weight | 1.9 kg | 1.95 kg |
| Case Material | Magnesium alloy | Aluminum, glass |
| Colour | Prism black | Brushed black | Mineral grey |
| DISPLAY | ASUS ROG Zephyrus M15 (GU502LW) | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
|---|
| Screen Size (Type) | 15.6" | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 3840 x 2160 (Ultra HD 4K) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 400 cd/m² | 300 cd/m² |
| Colour Gamut | 100% sRGB, 132.7% sRGB, 95.54% NTSC | 72% |
| Features | Anti-glare, Pantone Validated, 170° horizontal and vertical viewing angle | Glossy |
| PROCESSOR | ASUS ROG Zephyrus M15 (GU502LW) | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
|---|
| CPU | Intel Core i7 (10th Gen) 10750H / 2.6 GHz | Intel Core i3 (10th Gen) 10110U / 2.1 GHz |
|---|---|---|
| Max Turbo Speed | 5 GHz | 4.1 GHz |
| Number of Cores | 6-core | Dual-Core |
| Cache | 12 MB | 4 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | Intel HM470 | - |
| Features | Intel Smart Cache, Intel Turbo Boost Max Technology 3.0 | Integrated memory controller |
| MEMORY | ASUS ROG Zephyrus M15 (GU502LW) | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
|---|
| RAM | 16 GB (1 x 8 GB + 8 GB (soldered)) | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 24 GB | 12 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2933 MHz | 2400 MHz |
| Rated Speed | 2933 MHz | 2400 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 0 | 1 |
| STORAGE | ASUS ROG Zephyrus M15 (GU502LW) | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
|---|
| Total Capacity | 1.024 TB | - |
|---|---|---|
| Main Storage Size (HDD/SSD) | 2 x 512 GB SSD M.2 PCIe - NVM Express (NVMe) | 256 GB SSD M.2 2280 PCIe 3.0 x4 - NVM Express (NVMe) |
| RAID Level | RAID 0 | - |
| AUDIO & VIDEO | ASUS ROG Zephyrus M15 (GU502LW) | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce RTX 2070 / Intel UHD Graphics | Intel UHD Graphics |
| Video Memory | 8 GB GDDR6 SDRAM | - |
| Video System Features | NVIDIA Optimus, Max-Q design | - |
| Gaming | Yes | - |
| Camera | - | Yes - 720p |
| Resolution | - | 1 Megapixel |
| Camera Features | - | Privacy shutter |
| Sound | Stereo speakers, array microphone | Stereo speakers, dual array microphone |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| Audio Features | ESS SABRE HiFi audio DAC technology, Smart Amplification technology | - |
| VR Ready | Yes | - |
| COMMUNICATIONS | ASUS ROG Zephyrus M15 (GU502LW) | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| Network Interface | Gigabit Ethernet | - |
| Compliant Standards | Wi-Fi CERTIFIED 6 | - |
| Features | Dual stream (2x2) | Single stream (1x1) |
| BATTERY | ASUS ROG Zephyrus M15 (GU502LW) | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
|---|
| Technology | 4-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 76 Wh | 70 Wh |
| Battery Life | Up to 8.41 hours | Up to 15 hours |
| Battery Run Time | Video playback: up to 8.41 hours Web browsing: up to 7.47 hours |
- |
| AC ADAPTER | ASUS ROG Zephyrus M15 (GU502LW) | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 230 Watt, 19.5 V, 11.8 A | 65 Watt |
| INPUT | ASUS ROG Zephyrus M15 (GU502LW) | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes (RGB) | Yes |
| Features | Chiclet keyboard, N-key rollover | Multi-touch touchpad, buttonless touchpad |
| CONNECTIONS & EXPANSIONS | ASUS ROG Zephyrus M15 (GU502LW) | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
|---|
| Interfaces | USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort 1.4 Alt Mode) (Power Delivery) 2 x USB 3.2 Gen 1 USB 3.2 Gen 2 HDMI LAN Headphone output Microphone input |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 HDMI Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | - | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | ASUS ROG Zephyrus M15 (GU502LW) | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
|---|
| Operating System (OS) | Windows 10 Home | Windows 10 Home 64-bit Edition - English |
|---|---|---|
| Software Included | Microsoft 365 (30 days trial), Sonic Studio III, Armoury Crate, GameVisual, GameFirst VI | Microsoft Office (30 days trial) |
| MISCELLANEOUS | ASUS ROG Zephyrus M15 (GU502LW) | Lenovo IdeaPad S540-15IML (Lenovo IdeaPad S540) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | - | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | Kensington security slot | - |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | - |
| Features | System password, ASUS Aura Sync technology, 65W power delivery | Administrator password, hard drive password, power-on password, RapidCharge |
| Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3 |
| SAR Value | 0.47 W/kg (body), 0.47 W/kg (limb) | 1.81 W/kg (body), 1.81 W/kg (limb) |
| ENERGY STAR Certified | - | Yes |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
| Model Number | HC032T | 15IML 81NG |
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