Side by side comparison and review of Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) and ASUS ROG Zephyrus Duo 15 (GX550LXS). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 (GX550LXS) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.22 cm x 25.15 cm x 1.99 cm | 36 cm x 26.8 cm x 2 cm |
| Weight | 1.85 kg | 2.48 kg |
| Case Material | Polycarbonate ABS | - |
| Colour | Platinum grey IMR | Gunmetal gray |
| DISPLAY | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 (GX550LXS) |
|---|
| Screen Size (Type) | 15.6" - TN | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 3840 x 2160 (Ultra HD 4K) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 220 cd/m² | 400 cd/m² |
| Colour Gamut | - | 100% Adobe RGB, 132.7% sRGB, 95.54% NTSC |
| Features | Anti-glare | Anti-glare, NVIDIA G-SYNC compatible, Pantone Validated |
| PROCESSOR | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 (GX550LXS) |
|---|
| CPU | Intel Core i3 (10th Gen) 1005G1 / 1.2 GHz | Intel Core i9 (10th Gen) 10980HK / 2.4 GHz |
|---|---|---|
| Max Turbo Speed | 3.4 GHz | 5.3 GHz |
| Number of Cores | Dual-Core | 8-core |
| Cache | 4 MB | 16 MB |
| 64-bit Computing | Yes | Yes |
| Chipset | - | Intel HM470 |
| Features | Integrated memory controller | Intel Turbo Boost Max Technology 3.0 |
| MEMORY | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 (GX550LXS) |
|---|
| RAM | 4 GB (provided memory is soldered) | 32 GB (1 x 16 GB + 16 GB (soldered)) |
|---|---|---|
| Max RAM Supported | 12 GB | 48 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2666 MHz | 3200 MHz |
| Rated Speed | 2666 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 1 | 0 |
| STORAGE | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 (GX550LXS) |
|---|
| Total Capacity | - | 2 TB |
|---|---|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) | 2 x 1 TB SSD M.2 PCIe - NVM Express (NVMe), HyperDrive RAID 0 |
| RAID Level | - | RAID 0 |
| AUDIO & VIDEO | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 (GX550LXS) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | Intel UHD Graphics | NVIDIA GeForce RTX 2080 SUPER / Intel UHD Graphics |
| Video Memory | - | 8 GB GDDR6 SDRAM |
| Video System Features | - | NVIDIA Optimus, Max-Q design |
| Gaming | - | Yes |
| Camera | Yes | - |
| Resolution | 0.3 Megapixel | - |
| Sound | Stereo speakers, microphone | Stereo speakers, array microphone |
| Compliant Standards | High Definition Audio, Dolby Audio | - |
| Audio Features | - | ESS SABRE HiFi audio DAC technology, Smart Amp |
| VR Ready | - | Yes |
| COMMUNICATIONS | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 (GX550LXS) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Network Interface | - | Gigabit Ethernet |
| Compliant Standards | - | Wi-Fi CERTIFIED 6 |
| Features | Single stream (1x1) | Dual stream (2x2) |
| BATTERY | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 (GX550LXS) |
|---|
| Technology | Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 30 Wh | 90 Wh |
| Battery Life | Up to 5.5 hours | - |
| AC ADAPTER | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 (GX550LXS) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 240 Watt, 20 V, 12 A |
| INPUT | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 (GX550LXS) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad, NumberPad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes (RGB) |
| Features | Multi-touch touchpad, buttonless touchpad | Chiclet keyboard, per-key RGB |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 (GX550LXS) |
|---|
| Interfaces | USB 2.0 2 x USB 3.1 Gen 1 HDMI Headphone/microphone combo jack |
USB-C 3.2 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) USB 3.2 Gen 2 2 x USB 3.2 Gen 1 HDMI LAN Headphone/microphone combo jack Microphone input |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 (GX550LXS) |
|---|
| Operating System (OS) | Windows 10 Home in S mode - English | Windows 10 Pro |
|---|---|---|
| Software Included | Microsoft Office (30 days trial) | - |
| MISCELLANEOUS | Lenovo IdeaPad S145-15IIL (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 (GX550LXS) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | - |
| Features | Administrator password, hard drive password, power-on password | System password, ASUS Aura Sync technology, Active Aerodynamic System (AAS), 65W power delivery |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | - |
| SAR Value | - | 0.028 W/kg (body), 0.028 W/kg (limb) |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
| Model Number | 15IIL 81W8 | HC029R |
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