Detailed comparison and review of Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) and ASUS ROG Zephyrus Duo 15 SE (GX551QS). 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 IdeaPad S145-15AST (Lenovo IdeaPad S145) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
adequate connectivity options
solid build quality
simple user interface
mediocre battery life
average display quality
limited graphics performance
slower HDD storage
Advantages and disadvantages of ASUS ROG Zephyrus Duo 15 SE (GX551QS) based on its technical characteristics, features, user experience, expert reviews and price level.
innovative dual-screen design
powerful gaming performance
high-quality build
excellent cooling system
vivid display resolution
high price point
short battery life
heavy and bulky
limited port selection
| DESIGN AND DIMENSIONS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.22 cm x 25.15 cm x 1.99 cm | 36 cm x 26.8 cm x 2.09 cm |
| Weight | 1.85 kg | 2.48 kg |
| Case Material | Polycarbonate ABS | - |
| Colour | Granite black IMR | - |
| DISPLAY | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| 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. | - | 120 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 220 cd/m² | - |
| Colour Gamut | - | 100% Adobe RGB, 132.7% sRGB |
| Features | Anti-glare | Anti-glare, FreeSync Technology, 3 ms response rate, Pantone Validated, IPS-level |
| PROCESSOR | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| CPU | AMD A9 9425 / 3.1 GHz | AMD Ryzen 9 5980HX / 3.3 GHz |
|---|---|---|
| Max Turbo Speed | 3.7 GHz | 4.8 GHz |
| Number of Cores | Dual-Core | 8-core |
| Cache | 1 MB | L3 - 16 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| RAM | 4 GB (1 x 4 GB) | 32 GB (1 x 16 GB + 16 GB (soldered)) |
|---|---|---|
| Max RAM Supported | 8 GB | 48 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2133 MHz | - |
| Rated Speed | 2133 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | - |
| Empty Slots | 0 | - |
| STORAGE | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD 2.5" (7 mm) SATA 6Gb/s | 1 TB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Graphics Processor (GPU) | AMD Radeon R5 | NVIDIA GeForce RTX 3080 |
|---|---|---|
| Video Memory | - | 16 GB GDDR6 SDRAM |
| Video System Features | - | ROG Boost, Dynamic Boost |
| Gaming | - | Yes |
| Camera | Yes | - |
| Resolution | 0.3 Megapixel | - |
| Sound | Stereo speakers, microphone | Stereo speakers, two tweeters, array microphone |
| Compliant Standards | High Definition Audio, Dolby Audio | Dolby Atmos |
| Audio Features | - | Smart Amp |
| COMMUNICATIONS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Network Interface | - | Gigabit Ethernet |
| Features | Single stream (1x1) | Dual stream (2x2) |
| BATTERY | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Technology | Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 30 Wh | 90 Wh |
| Battery Life | Up to 4 hours | - |
| AC ADAPTER | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 240 Watt, 20 V, 12 A |
| INPUT | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Type | Keyboard, touchpad | Keyboard, NumberPad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes (RGB) |
| Features | Multi-touch touchpad, buttonless touchpad | Chiclet keyboard, per-key RGB |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Interfaces | USB 2.0 2 x USB 3.1 Gen 1 HDMI Headphone/microphone combo jack |
Headphone/microphone combo jack USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) 3 x USB 3.2 Gen 2 HDMI LAN |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (microSD) |
| SOFTWARE | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Operating System (OS) | Windows 10 Home in S mode - English | Windows 10 Pro |
|---|---|---|
| Software Included | Microsoft Office (Trial) | - |
| MISCELLANEOUS | Lenovo IdeaPad S145-15AST (Lenovo IdeaPad S145) | ASUS ROG Zephyrus Duo 15 SE (GX551QS) |
|---|
| Included Accessories | Power adapter | Power adapter, palm rest, ROG X DL2 thank you card |
|---|---|---|
| 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 |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | - |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
| Model Number | 15AST 81N3 | HB185R |
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